Example usage for java.io BufferedInputStream available

List of usage examples for java.io BufferedInputStream available

Introduction

In this page you can find the example usage for java.io BufferedInputStream available.

Prototype

public synchronized int available() throws IOException 

Source Link

Document

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.

Usage

From source file:org.apache.carbondata.sdk.file.ImageTest.java

@Test
public void testWriteWithByteArrayDataType()
        throws IOException, InvalidLoadOptionException, InterruptedException {
    String imagePath = "./src/test/resources/image/carbondatalogo.jpg";
    int num = 1;/*  w ww  . j a v a2s .c om*/
    int rows = 10;
    String path = "./target/binary";
    try {
        FileUtils.deleteDirectory(new File(path));
    } catch (IOException e) {
        e.printStackTrace();
    }
    Field[] fields = new Field[5];
    fields[0] = new Field("name", DataTypes.STRING);
    fields[1] = new Field("age", DataTypes.INT);
    fields[2] = new Field("image1", DataTypes.BINARY);
    fields[3] = new Field("image2", DataTypes.BINARY);
    fields[4] = new Field("image3", DataTypes.BINARY);

    byte[] originBinary = null;

    // read and write image data
    for (int j = 0; j < num; j++) {
        CarbonWriter writer = CarbonWriter.builder().outputPath(path).withCsvInput(new Schema(fields))
                .writtenBy("SDKS3Example").withPageSizeInMb(1).build();

        for (int i = 0; i < rows; i++) {
            // read image and encode to Hex
            BufferedInputStream bis = new BufferedInputStream(new FileInputStream(imagePath));
            originBinary = new byte[bis.available()];
            while ((bis.read(originBinary)) != -1) {
            }
            // write data
            writer.write(new Object[] { "robot" + (i % 10), i, originBinary, originBinary, originBinary });
            bis.close();
        }
        writer.close();
    }

    CarbonReader reader = CarbonReader.builder(path, "_temp").build();

    System.out.println("\nData:");
    int i = 0;
    while (i < 20 && reader.hasNext()) {
        Object[] row = (Object[]) reader.readNextRow();

        byte[] outputBinary = (byte[]) row[1];
        byte[] outputBinary2 = (byte[]) row[2];
        byte[] outputBinary3 = (byte[]) row[3];
        System.out.println(row[0] + " " + row[1] + " image1 size:" + outputBinary.length + " image2 size:"
                + outputBinary2.length + " image3 size:" + outputBinary3.length);

        for (int k = 0; k < 3; k++) {

            byte[] originBinaryTemp = (byte[]) row[1 + k];
            // validate output binary data and origin binary data
            assert (originBinaryTemp.length == outputBinary.length);
            for (int j = 0; j < originBinaryTemp.length; j++) {
                assert (originBinaryTemp[j] == outputBinary[j]);
            }

            // save image, user can compare the save image and original image
            String destString = "./target/binary/image" + k + "_" + i + ".jpg";
            BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(destString));
            bos.write(originBinaryTemp);
            bos.close();
        }
        i++;
    }
    System.out.println("\nFinished");
    reader.close();
}

From source file:org.apache.carbondata.sdk.file.ImageTest.java

public void testWriteTwoImageColumn() throws Exception {
    String imagePath = "./src/test/resources/image/vocForSegmentationClass";
    String path = "./target/vocForSegmentationClass";
    int num = 1;/*from  w  ww.  j a  v  a2 s  .  c  o  m*/
    Field[] fields = new Field[4];
    fields[0] = new Field("name", DataTypes.STRING);
    fields[1] = new Field("age", DataTypes.INT);
    fields[2] = new Field("rawImage", DataTypes.BINARY);
    fields[3] = new Field("segmentationClass", DataTypes.BINARY);

    byte[] originBinary = null;
    byte[] originBinary2 = null;

    Object[] files = listFiles(imagePath, ".jpg").toArray();
    // read and write image data
    for (int j = 0; j < num; j++) {
        CarbonWriter writer = CarbonWriter.builder().outputPath(path).withCsvInput(new Schema(fields))
                .writtenBy("SDKS3Example").withPageSizeInMb(1).build();

        for (int i = 0; i < files.length; i++) {
            // read image and encode to Hex
            String filePath = (String) files[i];
            BufferedInputStream bis = new BufferedInputStream(new FileInputStream(filePath));
            originBinary = new byte[bis.available()];
            while ((bis.read(originBinary)) != -1) {
            }

            BufferedInputStream bis2 = new BufferedInputStream(
                    new FileInputStream(filePath.replace(".jpg", ".png")));
            originBinary2 = new byte[bis2.available()];
            while ((bis2.read(originBinary2)) != -1) {
            }

            // write data
            writer.write(new Object[] { "robot" + (i % 10), i, originBinary, originBinary2 });
            bis.close();
            bis2.close();
        }
        writer.close();
    }

    CarbonReader reader = CarbonReader.builder(path, "_temp").build();

    System.out.println("\nData:");
    int i = 0;
    while (i < 20 && reader.hasNext()) {
        Object[] row = (Object[]) reader.readNextRow();

        byte[] outputBinary = (byte[]) row[1];
        byte[] outputBinary2 = (byte[]) row[2];
        System.out.println(row[0] + " " + row[3] + " image1 size:" + outputBinary.length + " image2 size:"
                + outputBinary2.length);

        for (int k = 0; k < 2; k++) {

            byte[] originBinaryTemp = (byte[]) row[1 + k];

            // save image, user can compare the save image and original image
            String destString = null;
            if (k == 0) {
                destString = "./target/vocForSegmentationClass/image" + k + "_" + i + ".jpg";
            } else {
                destString = "./target/vocForSegmentationClass/image" + k + "_" + i + ".png";
            }
            BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(destString));
            bos.write(originBinaryTemp);
            bos.close();
        }
        i++;
    }
    System.out.println("\nFinished");
    reader.close();
}

From source file:org.apache.carbondata.sdk.file.ImageTest.java

@Test
public void testBinaryWithManyImages() throws IOException, InvalidLoadOptionException, InterruptedException {
    int num = 1;/*from   w  w w  .  j  a v a 2 s . c  o  m*/
    String path = "./target/flowers";
    Field[] fields = new Field[5];
    fields[0] = new Field("binaryId", DataTypes.INT);
    fields[1] = new Field("binaryName", DataTypes.STRING);
    fields[2] = new Field("binary", "Binary");
    fields[3] = new Field("labelName", DataTypes.STRING);
    fields[4] = new Field("labelContent", DataTypes.STRING);

    String imageFolder = "./src/test/resources/image/flowers";

    byte[] originBinary = null;

    // read and write image data
    for (int j = 0; j < num; j++) {
        CarbonWriter writer = CarbonWriter.builder().outputPath(path).withCsvInput(new Schema(fields))
                .writtenBy("SDKS3Example").withPageSizeInMb(1).build();
        File file = new File(imageFolder);
        File[] files = file.listFiles(new FilenameFilter() {
            @Override
            public boolean accept(File dir, String name) {
                if (name == null) {
                    return false;
                }
                return name.endsWith(".jpg");
            }
        });

        if (null != files) {
            for (int i = 0; i < files.length; i++) {
                // read image and encode to Hex
                BufferedInputStream bis = new BufferedInputStream(new FileInputStream(files[i]));
                char[] hexValue = null;
                originBinary = new byte[bis.available()];
                while ((bis.read(originBinary)) != -1) {
                    hexValue = Hex.encodeHex(originBinary);
                }

                String txtFileName = files[i].getCanonicalPath().split(".jpg")[0] + ".txt";
                BufferedInputStream txtBis = new BufferedInputStream(new FileInputStream(txtFileName));
                String txtValue = null;
                byte[] txtBinary = null;
                txtBinary = new byte[txtBis.available()];
                while ((txtBis.read(txtBinary)) != -1) {
                    txtValue = new String(txtBinary, "UTF-8");
                }
                // write data
                System.out.println(files[i].getCanonicalPath());
                writer.write(new String[] { String.valueOf(i), files[i].getCanonicalPath(),
                        String.valueOf(hexValue), txtFileName, txtValue });
                bis.close();
            }
        }
        writer.close();
    }

    CarbonReader reader = CarbonReader.builder(path).build();

    System.out.println("\nData:");
    int i = 0;
    while (i < 20 && reader.hasNext()) {
        Object[] row = (Object[]) reader.readNextRow();

        byte[] outputBinary = (byte[]) row[1];
        System.out.println(row[0] + " " + row[2] + " image size:" + outputBinary.length);

        // save image, user can compare the save image and original image
        String destString = "./target/flowers/image" + i + ".jpg";
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(destString));
        bos.write(outputBinary);
        bos.close();
        i++;
    }
    System.out.println("\nFinished");
    reader.close();
}

From source file:org.apache.carbondata.sdk.file.ImageTest.java

@Test
public void testBinaryWithOrWithoutFilter()
        throws IOException, InvalidLoadOptionException, InterruptedException, DecoderException {
    String imagePath = "./src/test/resources/image/carbondatalogo.jpg";
    int num = 1;//from   w w w .j a  v  a 2 s  .  c  o m
    int rows = 1;
    String path = "./target/binary";
    try {
        FileUtils.deleteDirectory(new File(path));
    } catch (IOException e) {
        e.printStackTrace();
    }
    Field[] fields = new Field[3];
    fields[0] = new Field("name", DataTypes.STRING);
    fields[1] = new Field("age", DataTypes.INT);
    fields[2] = new Field("image", DataTypes.BINARY);

    byte[] originBinary = null;

    // read and write image data
    for (int j = 0; j < num; j++) {
        CarbonWriter writer = CarbonWriter.builder().outputPath(path).withCsvInput(new Schema(fields))
                .writtenBy("SDKS3Example").withPageSizeInMb(1).build();

        for (int i = 0; i < rows; i++) {
            // read image and encode to Hex
            BufferedInputStream bis = new BufferedInputStream(new FileInputStream(imagePath));
            char[] hexValue = null;
            originBinary = new byte[bis.available()];
            while ((bis.read(originBinary)) != -1) {
                hexValue = Hex.encodeHex(originBinary);
            }
            // write data
            writer.write(new String[] { "robot" + (i % 10), String.valueOf(i), String.valueOf(hexValue) });
            bis.close();
        }
        writer.close();
    }

    // Read data with filter
    EqualToExpression equalToExpression = new EqualToExpression(new ColumnExpression("name", DataTypes.STRING),
            new LiteralExpression("robot0", DataTypes.STRING));

    CarbonReader reader = CarbonReader.builder(path, "_temp").filter(equalToExpression).build();

    System.out.println("\nData:");
    int i = 0;
    while (i < 20 && reader.hasNext()) {
        Object[] row = (Object[]) reader.readNextRow();

        byte[] outputBinary = Hex.decodeHex(new String((byte[]) row[1]).toCharArray());
        System.out.println(row[0] + " " + row[2] + " image size:" + outputBinary.length);

        // validate output binary data and origin binary data
        assert (originBinary.length == outputBinary.length);
        for (int j = 0; j < originBinary.length; j++) {
            assert (originBinary[j] == outputBinary[j]);
        }
        String value = new String(outputBinary);
        Assert.assertTrue(value.startsWith("PNG"));
        // save image, user can compare the save image and original image
        String destString = "./target/binary/image" + i + ".jpg";
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(destString));
        bos.write(outputBinary);
        bos.close();
        i++;
    }
    System.out.println("\nFinished");
    reader.close();

    CarbonReader reader2 = CarbonReader.builder(path, "_temp").build();

    System.out.println("\nData:");
    i = 0;
    while (i < 20 && reader2.hasNext()) {
        Object[] row = (Object[]) reader2.readNextRow();

        byte[] outputBinary = Hex.decodeHex(new String((byte[]) row[1]).toCharArray());
        System.out.println(row[0] + " " + row[2] + " image size:" + outputBinary.length);

        // validate output binary data and origin binary data
        assert (originBinary.length == outputBinary.length);
        for (int j = 0; j < originBinary.length; j++) {
            assert (originBinary[j] == outputBinary[j]);
        }

        // save image, user can compare the save image and original image
        String destString = "./target/binary/image" + i + ".jpg";
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(destString));
        bos.write(outputBinary);
        bos.close();
        i++;
    }
    reader2.close();
    try {
        FileUtils.deleteDirectory(new File(path));
    } catch (IOException e) {
        e.printStackTrace();
    }
    System.out.println("\nFinished");
}

From source file:org.wso2.carbon.connector.integration.test.amazonsqs.AmazonsqsConnectorIntegrationTest.java

private String getFileContent(String path) throws IOException {
    String fileContent;//from   www  .j  av a 2s  . c om
    BufferedInputStream bfist = new BufferedInputStream(new FileInputStream(path));

    byte[] buf = new byte[bfist.available()];
    bfist.read(buf);
    fileContent = new String(buf);

    if (bfist != null) {
        bfist.close();
    }
    return fileContent;
}

From source file:eionet.meta.exports.ods.Ods.java

/**
 * Zips file./*from  w  w w  .jav  a  2  s. c  om*/
 *
 * @param fileToZip
 *            file to zip (full path)
 * @param fileName
 *            file name
 * @throws java.lang.Exception
 *             if operation fails.
 */
private void zip(String fileToZip, String fileName) throws Exception {
    // get source file
    File src = new File(workingFolderPath + ODS_FILE_NAME);
    ZipFile zipFile = new ZipFile(src);
    // create temp file for output
    File tempDst = new File(workingFolderPath + ODS_FILE_NAME + ".zip");
    ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(tempDst));
    // iterate on each entry in zip file
    Enumeration<? extends ZipEntry> entries = zipFile.entries();
    while (entries.hasMoreElements()) {
        ZipEntry zipEntry = entries.nextElement();
        BufferedInputStream bis;
        if (StringUtils.equals(fileName, zipEntry.getName())) {
            bis = new BufferedInputStream(new FileInputStream(new File(fileToZip)));
        } else {
            bis = new BufferedInputStream(zipFile.getInputStream(zipEntry));
        }
        ZipEntry ze = new ZipEntry(zipEntry.getName());
        zos.putNextEntry(ze);

        while (bis.available() > 0) {
            zos.write(bis.read());
        }
        zos.closeEntry();
        bis.close();
    }
    zos.finish();
    zos.close();
    zipFile.close();
    // rename file
    src.delete();
    tempDst.renameTo(src);
}

From source file:com.civprod.writerstoolbox.OpenNLP.training.SentenceDetectorTrainer.java

private void cmdTrainSentenceDetectorActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdTrainSentenceDetectorActionPerformed
    final SentenceDetectorTrainer tempThis = this;
    new Thread(() -> {
        textTestResults.setText("");
        Charset charset = Charset.forName("UTF-8");
        //read other models
        SentenceDetector stdDetector = null;
        try {/*from w  w w.j  a va2 s. co m*/
            stdDetector = OpenNLPUtils.createSentenceDetector();

        } catch (IOException ex) {
        }

        List<FileSplit> FileSplits = FileSplit.generateFileSplitsLOO(mFileCollectionListModel);
        File trainingFile = new File("en-sent.train");
        File testFile = new File("en-sent.test");
        SummaryStatistics curFStats = new SummaryStatistics();
        SummaryStatistics curRecallStats = new SummaryStatistics();
        SummaryStatistics curPrecisionStats = new SummaryStatistics();
        SummaryStatistics stdFStats = new SummaryStatistics();
        SummaryStatistics stdRecallStats = new SummaryStatistics();
        SummaryStatistics stdPrecisionStats = new SummaryStatistics();
        java.io.BufferedOutputStream trainingFileWriter = null;
        for (FileSplit curFileSplit : FileSplits) {
            try {
                //create training file
                trainingFileWriter = new java.io.BufferedOutputStream(
                        new java.io.FileOutputStream(trainingFile));
                for (File curTrainingFile : curFileSplit.getTrainingFiles()) {
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            trainingFileWriter.write(curTrainingFileReader.read());
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                trainingFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingFileWriter != null) {
                    try {
                        trainingFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create test file
            java.io.BufferedOutputStream testFileWriter = null;
            try {
                //create training file
                testFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(testFile));
                for (File curTrainingFile : curFileSplit.getTestFiles()) {
                    String testingFileName = curTrainingFile.getCanonicalPath();
                    textTestResults
                            .setText(textTestResults.getText() + "testing with " + testingFileName + "\n");
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            int read = curTrainingFileReader.read();
                            testFileWriter.write(read);
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                testFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (testFileWriter != null) {
                    try {
                        testFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create SentenceDetectorFactory part of the training context
            SentenceDetectorFactory mySentenceDetectorFactory = new SentenceDetectorFactory("EN",
                    cbUseTokenEnd.isSelected(), mAbbreviationDictionary, txtEosChars.getText().toCharArray());

            ObjectStream<String> trainingLineStream = null;
            SentenceModel train = null;
            try {
                trainingLineStream = new PlainTextByLineStream(new FileInputStream(trainingFile), charset);
                ObjectStream<SentenceSample> sampleStream = null;
                try {
                    sampleStream = new SentenceSampleStream(trainingLineStream);
                    train = SentenceDetectorME.train("EN", sampleStream, mySentenceDetectorFactory,
                            TrainingParameters.defaultParams());
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (sampleStream != null) {
                        try {
                            sampleStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            } catch (FileNotFoundException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingLineStream != null) {
                    try {
                        trainingLineStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            trainingLineStream = null;
            if (train != null) {
                ObjectStream<String> testingLineStream = null;
                try {
                    testingLineStream = new PlainTextByLineStream(new FileInputStream(testFile), charset);
                    ObjectStream<SentenceSample> sampleStream = null;
                    try {
                        sampleStream = new SentenceSampleStream(testingLineStream);
                        SentenceDetectorME testDetector = new SentenceDetectorME(train);
                        SentenceDetectorEvaluator evaluator = new SentenceDetectorEvaluator(testDetector);
                        evaluator.evaluate(sampleStream);
                        FMeasure testFMeasure = evaluator.getFMeasure();
                        curFStats.addValue(testFMeasure.getFMeasure());
                        curRecallStats.addValue(testFMeasure.getRecallScore());
                        curPrecisionStats.addValue(testFMeasure.getPrecisionScore());
                        textTestResults.setText(textTestResults.getText() + testFMeasure.getFMeasure() + " "
                                + testFMeasure.getPrecisionScore() + " " + testFMeasure.getRecallScore()
                                + "\n");
                        if (stdDetector != null) {
                            testingLineStream = new PlainTextByLineStream(new FileInputStream(testFile),
                                    charset);
                            sampleStream = new SentenceSampleStream(testingLineStream);
                            SentenceDetectorEvaluator stdEvaluator = new SentenceDetectorEvaluator(stdDetector);
                            stdEvaluator.evaluate(sampleStream);
                            FMeasure stdFMeasure = stdEvaluator.getFMeasure();
                            stdFStats.addValue(stdFMeasure.getFMeasure());
                            stdRecallStats.addValue(stdFMeasure.getRecallScore());
                            stdPrecisionStats.addValue(stdFMeasure.getPrecisionScore());
                            textTestResults.setText(textTestResults.getText() + " " + stdFMeasure.getFMeasure()
                                    + " " + stdFMeasure.getPrecisionScore() + " " + stdFMeasure.getRecallScore()
                                    + "\n");
                        }
                        textTestResults.setText(textTestResults.getText() + "\n");
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (sampleStream != null) {
                            try {
                                sampleStream.close();
                            } catch (IOException ex) {
                                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE,
                                        null, ex);
                            }
                        }
                    }
                } catch (FileNotFoundException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (testingLineStream != null) {
                        try {
                            testingLineStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "\n");
        textTestResults.setText(textTestResults.getText() + "test model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + curFStats.getMean() + " stdDev "
                + curFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + curRecallStats.getMean()
                + " stdDev " + curRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + curPrecisionStats.getMean() + " stdDev " + curPrecisionStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "std model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + stdFStats.getMean() + " stdDev "
                + stdFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + stdRecallStats.getMean()
                + " stdDev " + stdRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + stdPrecisionStats.getMean() + " stdDev " + stdPrecisionStats.getStandardDeviation() + "\n");
        //create combinded training file
        trainingFileWriter = null;
        try {
            trainingFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(trainingFile));
            for (File curTrainingFile : mFileCollectionListModel) {
                java.io.BufferedInputStream curTrainingFileReader = null;
                try {
                    curTrainingFileReader = new java.io.BufferedInputStream(
                            new java.io.FileInputStream(curTrainingFile));
                    while (curTrainingFileReader.available() > 0) {
                        trainingFileWriter.write(curTrainingFileReader.read());
                    }
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (curTrainingFileReader != null) {
                        curTrainingFileReader.close();
                    }
                }
            }
            trainingFileWriter.write('\n');
        } catch (IOException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (trainingFileWriter != null) {
                try {
                    trainingFileWriter.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        //create SentenceDetectorFactory part of the training context
        SentenceDetectorFactory mySentenceDetectorFactory = new SentenceDetectorFactory("EN",
                cbUseTokenEnd.isSelected(), mAbbreviationDictionary, txtEosChars.getText().toCharArray());
        //create and train model
        ObjectStream<String> lineStream = null;
        this.createdObject = null;
        try {
            lineStream = new PlainTextByLineStream(new FileInputStream(trainingFile), charset);
            ObjectStream<SentenceSample> sampleStream = null;
            try {
                sampleStream = new SentenceSampleStream(lineStream);
                this.createdObject = SentenceDetectorME.train("EN", sampleStream, mySentenceDetectorFactory,
                        TrainingParameters.defaultParams());
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (sampleStream != null) {
                    try {
                        sampleStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        } catch (FileNotFoundException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (lineStream != null) {
                try {
                    lineStream.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        if (createdObject != null) {
            OutputStream modelOut = null;
            File modelFile = new File("en-fiction-sent.bin");
            try {
                modelOut = new BufferedOutputStream(new FileOutputStream(modelFile));
                createdObject.serialize(modelOut);
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (modelOut != null) {
                    try {
                        modelOut.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "done");
    }).start();
}

From source file:com.civprod.writerstoolbox.OpenNLP.training.TokenizerTrainer.java

private void cmdTrainActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdTrainActionPerformed
    final TokenizerTrainer tempThis = this;
    new Thread(() -> {
        textTestResults.setText("");
        Charset charset = Charset.forName("UTF-8");
        //create TokenizerFactory part of the training context
        String alphaNumericRegex = txtAlphaNumericPattern.getText();
        alphaNumericRegex = alphaNumericRegex.trim();
        if (alphaNumericRegex.isEmpty()) {
            alphaNumericRegex = "^[A-Za-z0-9]+$";
        }/*from w w w.j  a  v  a  2  s  .c o m*/
        Pattern alphaNumericPattern = Pattern.compile(alphaNumericRegex);
        TokenizerFactory myTokenizerFactory = new TokenizerFactory("EN", mAbbreviationDictionary,
                this.cbUseAlphaNumericOptimization.isSelected(), alphaNumericPattern);

        Tokenizer stdTokenizer = null;
        try {
            stdTokenizer = OpenNLPUtils.createTokenizer();
        } catch (IOException ex) {
            Logger.getLogger(TokenizerTrainer.class.getName()).log(Level.SEVERE, null, ex);
        }
        List<FileSplit> FileSplits = FileSplit.generateFileSplitsLOO(mFileCollectionListModel);
        File trainingFile = new File("en-token.train");
        File testFile = new File("en-token.test");
        SummaryStatistics curFStats = new SummaryStatistics();
        SummaryStatistics curRecallStats = new SummaryStatistics();
        SummaryStatistics curPrecisionStats = new SummaryStatistics();
        SummaryStatistics stdFStats = new SummaryStatistics();
        SummaryStatistics stdRecallStats = new SummaryStatistics();
        SummaryStatistics stdPrecisionStats = new SummaryStatistics();
        java.io.BufferedOutputStream trainingFileWriter = null;
        for (FileSplit curFileSplit : FileSplits) {
            try {
                //create training file
                trainingFileWriter = new java.io.BufferedOutputStream(
                        new java.io.FileOutputStream(trainingFile));
                for (File curTrainingFile : curFileSplit.getTrainingFiles()) {
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            trainingFileWriter.write(curTrainingFileReader.read());
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                trainingFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingFileWriter != null) {
                    try {
                        trainingFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create test file
            java.io.BufferedOutputStream testFileWriter = null;
            try {
                //create training file
                testFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(testFile));
                for (File curTrainingFile : curFileSplit.getTestFiles()) {
                    String testingFileName = curTrainingFile.getCanonicalPath();
                    textTestResults
                            .setText(textTestResults.getText() + "testing with " + testingFileName + "\n");
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            int read = curTrainingFileReader.read();
                            testFileWriter.write(read);
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                testFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (testFileWriter != null) {
                    try {
                        testFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create and train model
            ObjectStream<String> trainingLineStream = null;
            TokenizerModel train = null;
            try {
                trainingLineStream = new PlainTextByLineStream(new FileInputStream(trainingFile), charset);
                ObjectStream<TokenSample> sampleStream = null;
                try {
                    sampleStream = new TokenSampleStream(trainingLineStream);
                    train = TokenizerME.train(sampleStream, myTokenizerFactory,
                            TrainingParameters.defaultParams());
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (sampleStream != null) {
                        try {
                            sampleStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            } catch (FileNotFoundException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingLineStream != null) {
                    try {
                        trainingLineStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            if (train != null) {
                ObjectStream<String> testingLineStream = null;
                try {
                    testingLineStream = new PlainTextByLineStream(new FileInputStream(testFile), charset);
                    ObjectStream<TokenSample> sampleStream = null;
                    try {
                        sampleStream = new TokenSampleStream(testingLineStream);
                        TokenizerME testDetector = new TokenizerME(train);
                        TokenizerEvaluator evaluator = new TokenizerEvaluator(testDetector);
                        evaluator.evaluate(sampleStream);
                        FMeasure testFMeasure = evaluator.getFMeasure();
                        curFStats.addValue(testFMeasure.getFMeasure());
                        curRecallStats.addValue(testFMeasure.getRecallScore());
                        curPrecisionStats.addValue(testFMeasure.getPrecisionScore());
                        textTestResults.setText(textTestResults.getText() + testFMeasure.getFMeasure() + " "
                                + testFMeasure.getPrecisionScore() + " " + testFMeasure.getRecallScore()
                                + "\n");
                        if (stdTokenizer != null) {
                            testingLineStream = new PlainTextByLineStream(new FileInputStream(testFile),
                                    charset);
                            sampleStream = new TokenSampleStream(testingLineStream);
                            TokenizerEvaluator stdEvaluator = new TokenizerEvaluator(stdTokenizer);
                            stdEvaluator.evaluate(sampleStream);
                            FMeasure stdFMeasure = stdEvaluator.getFMeasure();
                            stdFStats.addValue(stdFMeasure.getFMeasure());
                            stdRecallStats.addValue(stdFMeasure.getRecallScore());
                            stdPrecisionStats.addValue(stdFMeasure.getPrecisionScore());
                            textTestResults.setText(textTestResults.getText() + " " + stdFMeasure.getFMeasure()
                                    + " " + stdFMeasure.getPrecisionScore() + " " + stdFMeasure.getRecallScore()
                                    + "\n");
                        }
                        textTestResults.setText(textTestResults.getText() + "\n");
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (sampleStream != null) {
                            try {
                                sampleStream.close();
                            } catch (IOException ex) {
                                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE,
                                        null, ex);
                            }
                        }
                    }
                } catch (FileNotFoundException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (testingLineStream != null) {
                        try {
                            testingLineStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "\n");
        textTestResults.setText(textTestResults.getText() + "test model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + curFStats.getMean() + " stdDev "
                + curFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + curRecallStats.getMean()
                + " stdDev " + curRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + curPrecisionStats.getMean() + " stdDev " + curPrecisionStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "std model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + stdFStats.getMean() + " stdDev "
                + stdFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + stdRecallStats.getMean()
                + " stdDev " + stdRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + stdPrecisionStats.getMean() + " stdDev " + stdPrecisionStats.getStandardDeviation() + "\n");
        //create combinded training file
        trainingFileWriter = null;
        try {
            trainingFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(trainingFile));
            for (File curTrainingFile : mFileCollectionListModel) {
                java.io.BufferedInputStream curTrainingFileReader = null;
                try {
                    curTrainingFileReader = new java.io.BufferedInputStream(
                            new java.io.FileInputStream(curTrainingFile));
                    while (curTrainingFileReader.available() > 0) {
                        trainingFileWriter.write(curTrainingFileReader.read());
                    }
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (curTrainingFileReader != null) {
                        curTrainingFileReader.close();
                    }
                }
            }
            trainingFileWriter.write('\n');
        } catch (IOException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (trainingFileWriter != null) {
                try {
                    trainingFileWriter.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        //create and train model
        ObjectStream<String> lineStream = null;
        this.createdObject = null;
        try {
            lineStream = new PlainTextByLineStream(new FileInputStream(trainingFile), charset);
            ObjectStream<TokenSample> sampleStream = null;
            try {
                sampleStream = new TokenSampleStream(lineStream);
                this.createdObject = TokenizerME.train(sampleStream, myTokenizerFactory,
                        TrainingParameters.defaultParams());
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (sampleStream != null) {
                    try {
                        sampleStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        } catch (FileNotFoundException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (lineStream != null) {
                try {
                    lineStream.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        if (createdObject != null) {
            OutputStream modelOut = null;
            File modelFile = new File("en-fiction-token.bin");
            try {
                modelOut = new BufferedOutputStream(new FileOutputStream(modelFile));
                createdObject.serialize(modelOut);
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (modelOut != null) {
                    try {
                        modelOut.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "done");
    }).start();
}

From source file:com.civprod.writerstoolbox.OpenNLP.training.ThoughtAndSpeechTrainer.java

private void cmdTrainActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdTrainActionPerformed
    final ThoughtAndSpeechTrainer tempThis = this;
    new Thread(() -> {
        textTestResults.setText("");
        Charset charset = Charset.forName("UTF-8");
        //create TokenizerFactory part of the training context
        ThoughtAndSpeechParserFactory myTokenizerFactory = new ThoughtAndSpeechParserFactory("EN",
                this.saidWordsDictionary, this.thoughtWordsDictionary);

        /*ThoughtAndSpeechParser stdTokenizer = null;
        try {/*  w w  w .j  a  v a  2  s . c  om*/
        stdTokenizer = OpenNLPUtils.createTokenizer();
        } catch (IOException ex) {
        Logger.getLogger(TokenizerTrainer.class.getName()).log(Level.SEVERE, null, ex);
        }*/
        List<FileSplit> FileSplits = FileSplit.generateFileSplitsLOO(mFileCollectionListModel);
        File trainingFile = new File("en-ThoughtAndSpeech.train");
        File testFile = new File("en-ThoughtAndSpeech.test");
        SummaryStatistics curFStats = new SummaryStatistics();
        SummaryStatistics curRecallStats = new SummaryStatistics();
        SummaryStatistics curPrecisionStats = new SummaryStatistics();
        SummaryStatistics stdFStats = new SummaryStatistics();
        SummaryStatistics stdRecallStats = new SummaryStatistics();
        SummaryStatistics stdPrecisionStats = new SummaryStatistics();
        java.io.BufferedOutputStream trainingFileWriter = null;
        for (FileSplit curFileSplit : FileSplits) {
            try {
                //create training file
                trainingFileWriter = new java.io.BufferedOutputStream(
                        new java.io.FileOutputStream(trainingFile));
                for (File curTrainingFile : curFileSplit.getTrainingFiles()) {
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            trainingFileWriter.write(curTrainingFileReader.read());
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                trainingFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingFileWriter != null) {
                    try {
                        trainingFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create test file
            java.io.BufferedOutputStream testFileWriter = null;
            try {
                //create training file
                testFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(testFile));
                for (File curTrainingFile : curFileSplit.getTestFiles()) {
                    String testingFileName = curTrainingFile.getCanonicalPath();
                    textTestResults
                            .setText(textTestResults.getText() + "testing with " + testingFileName + "\n");
                    java.io.BufferedInputStream curTrainingFileReader = null;
                    try {
                        curTrainingFileReader = new java.io.BufferedInputStream(
                                new java.io.FileInputStream(curTrainingFile));
                        while (curTrainingFileReader.available() > 0) {
                            int read = curTrainingFileReader.read();
                            testFileWriter.write(read);
                        }
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (curTrainingFileReader != null) {
                            curTrainingFileReader.close();
                        }
                    }
                }
                testFileWriter.write('\n');
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (testFileWriter != null) {
                    try {
                        testFileWriter.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            //create and train model
            ObjectStream<String> trainingLineStream = null;
            ThoughtAndSpeechModel train = null;
            try {
                trainingLineStream = new PlainTextByLineStream(new MarkableFileInputStreamFactory(trainingFile),
                        charset);
                ObjectStream<ThoughtAndSpeechSample> sampleStream = null;
                try {
                    sampleStream = new ThoughtAndSpeechSampleStream(trainingLineStream);
                    train = ThoughtAndSpeechParserME.train("en", sampleStream, myTokenizerFactory,
                            TrainingParameters.defaultParams());
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (sampleStream != null) {
                        try {
                            sampleStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (trainingLineStream != null) {
                    try {
                        trainingLineStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
            if (train != null) {
                ObjectStream<String> testingLineStream = null;
                try {
                    testingLineStream = new PlainTextByLineStream(new MarkableFileInputStreamFactory(testFile),
                            charset);
                    ObjectStream<ThoughtAndSpeechSample> sampleStream = null;
                    try {
                        sampleStream = new ThoughtAndSpeechSampleStream(testingLineStream);
                        ThoughtAndSpeechParserME testDetector = new ThoughtAndSpeechParserME(train);
                        ThoughtAndSpeechEvaluator evaluator = new ThoughtAndSpeechEvaluator(testDetector);
                        evaluator.evaluate(sampleStream);
                        FMeasure testFMeasure = evaluator.getFMeasure();
                        curFStats.addValue(testFMeasure.getFMeasure());
                        curRecallStats.addValue(testFMeasure.getRecallScore());
                        curPrecisionStats.addValue(testFMeasure.getPrecisionScore());
                        textTestResults.setText(textTestResults.getText() + testFMeasure.getFMeasure() + " "
                                + testFMeasure.getPrecisionScore() + " " + testFMeasure.getRecallScore()
                                + "\n");
                        /*if (stdTokenizer != null) {
                        testingLineStream = new PlainTextByLineStream(new FileInputStream(testFile), charset);
                        sampleStream = new TokenSampleStream(testingLineStream);
                        TokenizerEvaluator stdEvaluator = new TokenizerEvaluator(stdTokenizer);
                        stdEvaluator.evaluate(sampleStream);
                        FMeasure stdFMeasure = stdEvaluator.getFMeasure();
                        stdFStats.addValue(stdFMeasure.getFMeasure());
                        stdRecallStats.addValue(stdFMeasure.getRecallScore());
                        stdPrecisionStats.addValue(stdFMeasure.getPrecisionScore());
                        textTestResults.setText(textTestResults.getText() + " " + stdFMeasure.getFMeasure() + " " + stdFMeasure.getPrecisionScore() + " " + stdFMeasure.getRecallScore()  + "\n");
                        }*/
                        textTestResults.setText(textTestResults.getText() + "\n");
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    } finally {
                        if (sampleStream != null) {
                            try {
                                sampleStream.close();
                            } catch (IOException ex) {
                                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE,
                                        null, ex);
                            }
                        }
                    }
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (testingLineStream != null) {
                        try {
                            testingLineStream.close();
                        } catch (IOException ex) {
                            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null,
                                    ex);
                        }
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "\n");
        textTestResults.setText(textTestResults.getText() + "test model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + curFStats.getMean() + " stdDev "
                + curFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + curRecallStats.getMean()
                + " stdDev " + curRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + curPrecisionStats.getMean() + " stdDev " + curPrecisionStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "std model\n");
        textTestResults.setText(textTestResults.getText() + "f score mean " + stdFStats.getMean() + " stdDev "
                + stdFStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "recall mean " + stdRecallStats.getMean()
                + " stdDev " + stdRecallStats.getStandardDeviation() + "\n");
        textTestResults.setText(textTestResults.getText() + "precision score mean "
                + stdPrecisionStats.getMean() + " stdDev " + stdPrecisionStats.getStandardDeviation() + "\n");
        //create combinded training file
        trainingFileWriter = null;
        try {
            trainingFileWriter = new java.io.BufferedOutputStream(new java.io.FileOutputStream(trainingFile));
            for (File curTrainingFile : mFileCollectionListModel) {
                java.io.BufferedInputStream curTrainingFileReader = null;
                try {
                    curTrainingFileReader = new java.io.BufferedInputStream(
                            new java.io.FileInputStream(curTrainingFile));
                    while (curTrainingFileReader.available() > 0) {
                        trainingFileWriter.write(curTrainingFileReader.read());
                    }
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    if (curTrainingFileReader != null) {
                        curTrainingFileReader.close();
                    }
                }
            }
            trainingFileWriter.write('\n');
        } catch (IOException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (trainingFileWriter != null) {
                try {
                    trainingFileWriter.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        //create and train model
        ObjectStream<String> lineStream = null;
        this.createdObject = null;
        try {
            lineStream = new PlainTextByLineStream(new MarkableFileInputStreamFactory(trainingFile), charset);
            ObjectStream<ThoughtAndSpeechSample> sampleStream = null;
            try {
                sampleStream = new ThoughtAndSpeechSampleStream(lineStream);
                this.createdObject = ThoughtAndSpeechParserME.train("en", sampleStream, myTokenizerFactory,
                        TrainingParameters.defaultParams());
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (sampleStream != null) {
                    try {
                        sampleStream.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        } catch (IOException ex) {
            Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            if (lineStream != null) {
                try {
                    lineStream.close();
                } catch (IOException ex) {
                    Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        if (createdObject != null) {
            OutputStream modelOut = null;
            File modelFile = new File("en-ThoughtAndSpeech-token.bin");
            try {
                modelOut = new BufferedOutputStream(new FileOutputStream(modelFile));
                createdObject.serialize(modelOut);
            } catch (IOException ex) {
                Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
            } finally {
                if (modelOut != null) {
                    try {
                        modelOut.close();
                    } catch (IOException ex) {
                        Logger.getLogger(SentenceDetectorTrainer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }
        }
        textTestResults.setText(textTestResults.getText() + "done");
    }).start();
}

From source file:org.frc836.database.DBSyncService.java

private boolean loadTimestamp() {
    try {//from  w  w w.  j a  v  a  2  s.  c  om
        BufferedInputStream bis = new BufferedInputStream(openFileInput(FILENAME));
        byte[] buffer = new byte[bis.available()];
        bis.read(buffer, 0, buffer.length);
        lastSync = new Timestamp(Long.valueOf(new String(buffer)));
        return true;
    } catch (Exception e) {
        if (lastSync == null)
            lastSync = new Timestamp(0);
        return false;
    }
}