Example usage for java.nio.file Files deleteIfExists

List of usage examples for java.nio.file Files deleteIfExists

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Introduction

In this page you can find the example usage for java.nio.file Files deleteIfExists.

Prototype

public static boolean deleteIfExists(Path path) throws IOException

Source Link

Document

Deletes a file if it exists.

Usage

From source file:org.eclipse.packagedrone.utils.rpm.build.PayloadRecorder.java

@Override
public void close() throws IOException {
    this.closed = true;

    try {//w w w  . ja v a2s.  c o  m
        // simply close the file stream

        if (this.fileStream != null) {
            this.fileStream.close();
        }
    } finally {
        // and delete the temp file

        Files.deleteIfExists(this.tempFile);
    }
}

From source file:org.egov.infra.filestore.service.impl.LocalDiskFileStoreServiceTest.java

@Test
public final void testDeleteFile() throws IOException {
    final File newFile = Files.createTempFile(tempFilePath, "xyz", "txt").toFile();
    FileUtils.write(newFile, "Test", UTF_8);
    FileStoreMapper fileStoreMapper = diskFileService.store(newFile, "fileName", "text/plain", "testmodule");
    diskFileService.delete(fileStoreMapper.getFileStoreId(), "testmodule");
    Files.deleteIfExists(newFile.toPath());
}

From source file:org.digidoc4j.main.DigiDoc4JTest.java

@Test
public void createsContainerWithSignatureProfileTSAForDDocReturnsFailureCode() throws Exception {
    exit.expectSystemExitWithStatus(1);//from   ww  w .  j  a  v a 2  s  .c  o  m

    String fileName = "test1.ddoc";
    Files.deleteIfExists(Paths.get(fileName));

    String[] params = new String[] { "-in", fileName, "-type", "DDOC", "-add", "testFiles/test.txt",
            "text/plain", "-pkcs12", "testFiles/signout.p12", "test", "-profile", "LTA" };

    DigiDoc4J.main(params);
}

From source file:org.whitesource.agent.utils.ZipUtils.java

/**
 * The method compresses the big strings using gzip - low memory via the File system
 *
 * @param text The string to compress.// ww  w  . j ava2 s  .c o  m
 * @return The compressed string.
 * @throws java.io.IOException
 */
public static String compressChunks(String text) throws IOException {
    Path tempFolder = Paths.get(JAVA_TEMP_DIR, ZIP_UTILS);
    File tempFileIn = File.createTempFile(TMP_IN_, ZIP_UTILS_SUFFIX, tempFolder.toFile());
    File tempFileOut = File.createTempFile(TMP_OUT_, ZIP_UTILS_SUFFIX, tempFolder.toFile());

    writeChunkBytes(text, tempFileIn);
    String result;
    if (text != null && text.length() > 0) {
        try (InputStream in = new FileInputStream(tempFileIn);
                FileOutputStream fileOutputStream = new FileOutputStream(tempFileOut);
                BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
                OutputStream out = new GZIPOutputStream(bufferedOutputStream);) {

            byte[] bytes = new byte[BYTES_BUFFER_SIZE];
            int len;
            while ((len = in.read(bytes)) > 0) {
                out.write(bytes, 0, len);
            }

            in.close();
            out.flush();
            out.close();

            // result = new BASE64Encoder().encode(Files.readAllBytes(tempFileOut.toPath()));
            result = Base64.encodeBase64String(Files.readAllBytes(tempFileOut.toPath()));
        }
    } else {
        result = text;
    }

    Files.deleteIfExists(tempFileIn.toPath());
    Files.deleteIfExists(tempFileOut.toPath());

    return result;
}

From source file:org.ballerinalang.ballerina.openapi.convertor.service.OpenApiConverterUtils.java

/**
 * Write content to a file./*from   www .  ja v a 2 s.c o m*/
 *
 * @param path    Path of the file.
 * @param content The content.
 * @throws IOException Error when creating or writing the file.
 */
private static void writeFile(Path path, String content) throws IOException {
    Path parentPath = path.getParent();
    if (null != parentPath && Files.exists(parentPath)) {
        Files.createDirectories(parentPath);
    }
    Files.deleteIfExists(path);
    Files.createFile(path);
    try (PrintWriter writer = new PrintWriter(path.toString(), "UTF-8")) {
        writer.print(content);
    }
}

From source file:com.arpnetworking.metrics.impl.TsdQueryLogSinkTest.java

@Test
public void testSerialization() throws IOException, InterruptedException {
    final File actualFile = new File("./target/TsdQueryLogSinkTest/testSerialization-Query.log");
    Files.deleteIfExists(actualFile.toPath());
    final Sink sink = new TsdQueryLogSink.Builder().setPath("./target/TsdQueryLogSinkTest")
            .setName("testSerialization-Query").setImmediateFlush(Boolean.TRUE).build();

    final Map<String, String> annotations = new LinkedHashMap<>(ANNOTATIONS);
    annotations.put("foo", "bar");
    sink.record(annotations, TEST_SERIALIZATION_TIMERS, TEST_SERIALIZATION_COUNTERS, TEST_SERIALIZATION_GAUGES);

    // TODO(vkoskela): Add protected option to disable async [MAI-181].
    Thread.sleep(100);/*  ww  w .ja  v a 2 s  .c om*/

    final String actualOriginalJson = fileToString(actualFile);
    assertMatchesJsonSchema(actualOriginalJson);
    final String actualComparableJson = actualOriginalJson
            .replaceAll("\"time\":\"[^\"]*\"", "\"time\":\"<TIME>\"")
            .replaceAll("\"host\":\"[^\"]*\"", "\"host\":\"<HOST>\"")
            .replaceAll("\"processId\":\"[^\"]*\"", "\"processId\":\"<PROCESSID>\"")
            .replaceAll("\"threadId\":\"[^\"]*\"", "\"threadId\":\"<THREADID>\"")
            .replaceAll("\"id\":\"[^\"]*\"", "\"id\":\"<ID>\"");
    final JsonNode actual = OBJECT_MAPPER.readTree(actualComparableJson);
    final JsonNode expected = OBJECT_MAPPER.readTree(EXPECTED_METRICS_JSON);

    Assert.assertEquals("expectedJson=" + OBJECT_MAPPER.writeValueAsString(expected) + " vs actualJson="
            + OBJECT_MAPPER.writeValueAsString(actual), expected, actual);
}

From source file:org.elasticwarehouse.core.graphite.RRDManager.java

public static boolean expandRRDFile(String tmpfolder, String filenamepath, LinkedList<String> customattributes,
        String targetfilenamepath) throws IOException, ParseException {
    //sources_ = customattributes;
    //RrdDef def = rrdDb_.getRrdDef();
    LinkedList<DsDef> newdefs = new LinkedList<DsDef>();
    //String[] datasources = rrdDb_.getDsNames();
    //initDataSources(customattributes, true);
    for (String sourceName : customattributes/*sources_*/) {
        /*boolean found = false;
        for(String currentsourceName : datasources)
          {//from  w w  w .  j  a v a2 s . com
           if( currentsourceName.equals(sourceName) )
           {
              found = true;
              break;
           }
          }*/
        //if( !found )
        //{
        LOGGER.info("Adding: " + sourceName + " in " + targetfilenamepath + "(org:" + filenamepath + ")");
        //def.addDatasource(sourceName, GAUGE, 600, 0, Double.NaN);
        newdefs.add(new DsDef(sourceName, GAUGE, 600, 0, Double.NaN));
        //}
    }
    if (!newdefs.isEmpty()) {
        /*if( rrdDb_ != null )
        {
           rrdDb_.close();
           rrdDb_ = null;
        }*/

        MonitoringManager.closeFilesInElasticSearchMonitors();

        String tmpFilename = tmpfolder + "/" + FilenameUtils.getBaseName(filenamepath) + ".rrd.tmp";
        //String tmpFilenameCopy = tmpfolder+"/"+FilenameUtils.getBaseName(filenamepath)+".rrd.tmpcopy";

        Files.deleteIfExists(new File(tmpFilename).toPath());
        //Files.deleteIfExists(new File(tmpFilenameCopy).toPath());
        FileTools.copy(filenamepath, tmpFilename);
        /*int attemp=0;
        for(;;)
        {
           if( attemp == 5)
              break;
           try{
              attemp++;
              Files.deleteIfExists(new File(filenamepath).toPath());
              break;
           }catch(java.nio.file.FileSystemException e)
           {
              LOGGER.info("Got java.nio.file.FileSystemException, waiting...." + e.getMessage() );
           }
           try
           {
              Thread.sleep(2300);
           }catch(InterruptedException e)
           {
              EWLogger.logerror(e);
           }
        }*/

        //if( attemp < 5) 
        //{
        RrdToolkit.addDatasources(tmpFilename, targetfilenamepath, newdefs);
        //FileTools.copy(tmpFilename, filenamepath);
        MonitoringManager.reopenFilesInElasticSearchMonitors();
        Files.deleteIfExists(new File(tmpFilename).toPath());
        //Files.deleteIfExists(new File(tmpFilenameCopy).toPath());
        //}
    }
    return true;
}

From source file:org.digidoc4j.main.DigiDoc4JTest.java

@Test
@Ignore("JDigiDoc by default returns LT_TM profile but should be B_BES profile")
public void createsContainerWithSignatureProfileBESForDDoc() throws Exception {
    String fileName = "test1.ddoc";
    Files.deleteIfExists(Paths.get(fileName));

    String[] params = new String[] { "-in", fileName, "-type", "DDOC", "-add", "testFiles/test.txt",
            "text/plain", "-pkcs12", "testFiles/signout.p12", "test", "-profile", "B_BES" };

    callMainWithoutSystemExit(params);//from  ww w .j  a  v  a2 s  .  c  o m

    Container container = ContainerOpener.open(fileName);
    assertEquals(SignatureProfile.B_BES, container.getSignature(0).getProfile());
}

From source file:de.digiway.rapidbreeze.server.model.download.Download.java

/**
 * Removes the temporary file where the download is streamed to. The
 * download must be waiting or error.//from   w ww  .  j  a  v a  2s  .  co  m
 */
public void removeTempFile() {
    if (!getDownloadStatus().equals(DownloadStatus.WAITING)
            && !getDownloadStatus().equals(DownloadStatus.ERROR)) {
        throw new IllegalStateException("Cannot remove temporary file. " + Download.class.getSimpleName()
                + " must be in state " + DownloadStatus.WAITING + " or " + DownloadStatus.ERROR);
    }

    try {
        Files.deleteIfExists(tempFile);
    } catch (IOException ex) {
        LOG.log(Level.WARNING, "Error removing temporary download file.", ex);
    }
}