Example usage for java.io ObjectOutput close

Introduction

In this page you can find the example usage for java.io ObjectOutput close.

Prototype

public void close() throws IOException;

Source Link

Document

Closes the stream.

Usage

From source file:com.act.reachables.ActData.java

public void serialize(String toFile) {
    try {/*  ww w.j a v a 2  s .c o  m*/
        OutputStream file = new FileOutputStream(toFile);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput output = new ObjectOutputStream(buffer);
        try {
            output.writeObject(_instance);
        } finally {
            output.close();
        }
    } catch (IOException ex) {
        throw new RuntimeException("ActData serialize failed: " + ex);
    }
}

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From source file:wvec.WordVec.java

public byte[] getBytes() throws IOException {
    byte[] byteArray;
    try (ByteArrayOutputStream bos = new ByteArrayOutputStream()) {
        ObjectOutput out;
        out = new ObjectOutputStream(bos);
        out.writeObject(this);
        byteArray = bos.toByteArray();//  w  ww  .ja  v  a 2  s  .com
        out.close();
    }
    return byteArray;
}

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From source file:org.jfree.data.xy.junit.CategoryTableXYDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 */// www .  j  av  a 2s . c  o  m
public void testSerialization() {

    CategoryTableXYDataset d1 = new CategoryTableXYDataset();
    d1.add(1.0, 1.1, "Series 1");
    d1.add(2.0, 2.2, "Series 1");

    CategoryTableXYDataset d2 = null;

    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (CategoryTableXYDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

}

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From source file:org.jfree.data.category.junit.CategoryToPieDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 *//*from  w  ww.  j a v a  2  s .  c o  m*/
public void testSerialization() {
    DefaultCategoryDataset underlying = new DefaultCategoryDataset();
    underlying.addValue(1.1, "R1", "C1");
    underlying.addValue(2.2, "R1", "C2");
    CategoryToPieDataset d1 = new CategoryToPieDataset(underlying, TableOrder.BY_COLUMN, 1);
    CategoryToPieDataset d2 = null;

    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (CategoryToPieDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

    // regular equality for the datasets doesn't check the fields, just
    // the data values...so let's check some more things...
    assertEquals(d1.getUnderlyingDataset(), d2.getUnderlyingDataset());
    assertEquals(d1.getExtractType(), d2.getExtractType());
    assertEquals(d1.getExtractIndex(), d2.getExtractIndex());
}

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From source file:org.jfree.data.xy.junit.DefaultTableXYDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 *//* ww w .  j  a v a  2  s .  c o m*/
public void testSerialization() {

    DefaultTableXYDataset d1 = new DefaultTableXYDataset();
    XYSeries s1 = new XYSeries("Series 1", true, false);
    s1.add(1.0, 1.1);
    s1.add(2.0, 2.2);
    d1.addSeries(s1);

    DefaultTableXYDataset d2 = null;

    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultTableXYDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

}

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From source file:org.jfree.data.xy.junit.DefaultWindDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 *//*  w  w  w  . ja v a 2  s  .  com*/
public void testSerialization() {
    DefaultWindDataset d1 = new DefaultWindDataset();
    DefaultWindDataset d2 = null;
    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultWindDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

    // try a dataset with some content...
    d1 = createSampleDataset1();
    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultWindDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

}

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From source file:com.edsoft.teknosaproject.bean.TreeNodeBean.java

public void saveFile() {
    Path path = Paths.get("E:", "TREE", "hiyerari.txt");
    //Path path = Paths.get("E:", "Hiyerari", "hiyerari.txt");
    OutputStream stream;/* w w  w.  java  2 s . c  o m*/
    ObjectOutput object;
    try {
        stream = new FileOutputStream(path.toFile());
        object = new ObjectOutputStream(stream);
        object.writeObject(root);
        object.flush();
        object.close();
        stream.close();
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_INFO, "TAMMA", "Baarl"));
    } catch (IOException ex) {
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_ERROR, "HATA", "Kayt srasnda hata oldu"));
    }
}

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From source file:org.rhq.enterprise.server.plugins.alertMicroblog.MicroblogServerPluginComponent.java

private String storeAccessToken(AccessToken token) throws IOException {
    //use buffering
    String filePath = null;//from www  .  j a v  a 2s .  com
    if (this.context.getDataDirectory().exists() || this.context.getDataDirectory().mkdir()) {

        filePath = this.context.getDataDirectory().getAbsolutePath() + "/OAuthAccessToken_" + token.getUserId()
                + ".ser";

        // merge the PLugin Configuration to store the token file path reference.
        // this property will be user by Microblog AlertSender to load the accessToken from file system
        this.context.getPluginConfiguration().put(new PropertySimple("accessTokenFilePath", filePath));
        this.persistConfiguration(this.context.getPluginConfiguration());

        OutputStream file = new FileOutputStream(filePath);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput output = new ObjectOutputStream(buffer);

        try {
            output.writeObject(token);
        } finally {
            output.close();

            log.info("AccessToken saved at " + filePath);
        }
    } else
        throw new IOException("AccessToken not stored!");

    return filePath;
}

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From source file:com.bah.applefox.main.plugins.fulltextindex.FTAccumuloSampler.java

/**
 * Overridden method to create the sample
 *//*from   w ww  . ja v a  2 s  . c o m*/
public void createSample() {
    try {
        // HashMap to write the sample table to
        HashMap<String, Integer> output = new HashMap<String, Integer>();

        // Scan the data table
        Scanner scan = AccumuloUtils.connectRead(dataTable);

        Map<String, String> properties = new HashMap<String, String>();
        IteratorSetting cfg2 = new IteratorSetting(11, SamplerCreator.class, properties);
        scan.addScanIterator(cfg2);

        for (Entry<Key, Value> entry : scan) {
            try {
                // Write the data from the table to the sample table
                String row = entry.getKey().getRow().toString();
                // get rid of the timestamp at the end
                row = row.substring(0, row.lastIndexOf(" "));
                int value = output.containsKey(row) ? output.get(row) : 0;
                value += (Integer) IngestUtils.deserialize(entry.getValue().get());
                output.put(row, value);
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // get the total number of docs from the urls table
        Scanner scann = AccumuloUtils.connectRead(urlTable);

        IteratorSetting cfg3 = new IteratorSetting(11, TotalDocFinder.class, properties);
        scann.addScanIterator(cfg3);

        for (Entry<Key, Value> entry : scann) {
            try {
                output.put(entry.getKey().getRow().toString(),
                        (Integer) IngestUtils.deserialize(entry.getValue().get()));
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // Create the sample table file
        File f = new File(sampleFile);
        f.createNewFile();

        // use buffering
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(output);
        out.flush();
        out.close();
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    }
}

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From source file:com.bah.applefox.main.plugins.imageindex.ImageAccumuloSampler.java

/**
 * Overridden method to create the sample
 *//*from w  w w  .j  av a  2s. co  m*/
public void createSample() {
    try {
        // HashMap to write the sample table to
        HashMap<String, Integer> output = new HashMap<String, Integer>();

        // Scan the data table
        Scanner scan = AccumuloUtils.connectRead(dataTable);

        Map<String, String> properties = new HashMap<String, String>();
        IteratorSetting cfg2 = new IteratorSetting(11, SamplerCreator.class, properties);
        scan.addScanIterator(cfg2);

        for (Entry<Key, Value> entry : scan) {
            try {
                // Write the data from the table to the sample table
                String row = entry.getKey().getRow().toString();
                int value = output.containsKey(row) ? output.get(row) : 0;
                value += 1;
                output.put(row, value);
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // get the total number of docs from the urls table
        Scanner scann = AccumuloUtils.connectRead(urlTable);

        IteratorSetting cfg3 = new IteratorSetting(11, TotalDocFinder.class, properties);
        scann.addScanIterator(cfg3);

        for (Entry<Key, Value> entry : scann) {
            try {
                output.put(entry.getKey().getRow().toString(),
                        (Integer) IngestUtils.deserialize(entry.getValue().get()));
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // Create the sample table file
        System.out.println(output.size());
        System.out.println("sample file: " + sampleFile);
        File f = new File(sampleFile);
        f.createNewFile();

        // use buffering
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(output);
        out.flush();
        out.close();
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    }
}

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