Example usage for com.google.common.io Closeables close

Introduction

In this page you can find the example usage for com.google.common.io Closeables close.

Prototype

public static void close(@Nullable Closeable closeable, boolean swallowIOException) throws IOException

Source Link

Document

Closes a Closeable , with control over whether an IOException may be thrown.

Usage

From source file:com.xemantic.tadedon.guava.jar.Manifests.java

public static Manifest getManifest(URL url) {
    try {/*from w  w  w  .  jav  a 2  s  .  c o m*/
        Manifest manifest = new Manifest();
        boolean threw = true;
        InputStream in = url.openStream();
        try {
            manifest.read(in);
            threw = false;
        } finally {
            Closeables.close(in, threw);
        }
        return manifest;
    } catch (IOException e) {
        throw new RuntimeException("Cannot read manifest file from given URL", e);
    }
}

From source file:org.apache.mahout.cf.taste.similarity.precompute.example.GroupLensDataModel.java

private static File convertGLFile(File originalFile) throws IOException {
    // Now translate the file; remove commas, then convert "::" delimiter to comma
    File resultFile = new File(new File(System.getProperty("java.io.tmpdir")), "ratings.txt");
    if (resultFile.exists()) {
        resultFile.delete();//from ww w . j  a  v a  2 s . c  o  m
    }
    Writer writer = null;
    try {
        writer = new OutputStreamWriter(new FileOutputStream(resultFile), Charsets.UTF_8);
        for (String line : new FileLineIterable(originalFile, false)) {
            int lastDelimiterStart = line.lastIndexOf(COLON_DELIMTER);
            if (lastDelimiterStart < 0) {
                throw new IOException("Unexpected input format on line: " + line);
            }
            String subLine = line.substring(0, lastDelimiterStart);
            String convertedLine = COLON_DELIMITER_PATTERN.matcher(subLine).replaceAll(",");
            writer.write(convertedLine);
            writer.write('\n');
        }
    } catch (IOException ioe) {
        resultFile.delete();
        throw ioe;
    } finally {
        Closeables.close(writer, false);
    }
    return resultFile;
}

From source file:org.apache.mahout.utils.vectors.io.DelimitedTermInfoWriter.java

@Override
public void write(TermInfo ti) throws IOException {

    Iterator<TermEntry> entIter = ti.getAllEntries();
    try {/*from www. ja v a  2s . c o m*/
        writer.write(String.valueOf(ti.totalTerms(field)));
        writer.write('\n');
        writer.write("#term" + delimiter + "doc freq" + delimiter + "idx");
        writer.write('\n');
        while (entIter.hasNext()) {
            TermEntry entry = entIter.next();
            writer.write(entry.getTerm());
            writer.write(delimiter);
            writer.write(String.valueOf(entry.getDocFreq()));
            writer.write(delimiter);
            writer.write(String.valueOf(entry.getTermIdx()));
            writer.write('\n');
        }
    } finally {
        Closeables.close(writer, false);
    }
}

From source file:com.baidu.sqlengine.memory.unsafe.utils.sort.UnsafeSorterSpillReader.java

public UnsafeSorterSpillReader(SerializerManager serializerManager, File file, ConnectionId blockId)
        throws IOException {
    assert (file.length() > 0);
    final BufferedInputStream bs = new BufferedInputStream(new FileInputStream(file));
    try {//from w ww  . j  a v  a2 s .  co m
        this.in = serializerManager.wrapForCompression(blockId, bs);
        this.din = new DataInputStream(this.in);
        numRecords = numRecordsRemaining = din.readInt();
    } catch (IOException e) {
        Closeables.close(bs, /* swallowIOException = */ true);
        throw e;
    }
}

From source file:jp.tomorrowkey.irkit4j.http.HttpClient.java

@VisibleForTesting
void write(OutputStream outputStream, byte[] content) throws IOException {
    try {//  w  w  w .ja  v  a  2s.  c om
        outputStream.write(content);
        outputStream.flush();
    } finally {
        Closeables.close(outputStream, true);
    }
}

From source file:org.asoem.greyfish.utils.persistence.JavaPersister.java

private void serialize(final Object object, final ByteSink byteSink) throws IOException {
    final OutputStream output = byteSink.openBufferedStream();
    boolean threw = true;
    try {/*from   www  .j av  a2  s  . c o m*/
        serialize(object, output);
        threw = false;
    } finally {
        Closeables.close(output, threw);
    }
}

From source file:com.android.tools.idea.gradle.invoker.GradleOutputForwarder.java

void close() {
    try {//from   w ww  . j av a 2 s. com
        Closeables.close(myOutput, true /* swallowIOException */);
        Closeables.close(myStdErr, true /* swallowIOException */);
    } catch (IOException e) {
        // Cannot happen
    }
}

From source file:io.fabric8.etcd.core.EtcdClientImpl.java

@Override
public void stop() {
    try {/*ww  w.j  a  va  2s .c o m*/
        Closeables.close(client, true);
    } catch (IOException e) {
        //ignore
    }
}

From source file:org.excalibur.discovery.service.zoo.ServiceDiscoveryResource.java

@Override
public void close() throws IOException {
    if (started.compareAndSet(true, false)) {
        Closeables.close(this.discovery, true);
    }//from   w  w w  .  j  a  v  a  2  s  .co m
}

From source file:org.kitesdk.data.spi.filesystem.DurableParquetAppender.java

@Override
public void close() throws IOException {
    Closeables.close(avroAppender, false);
    Closeables.close(parquetAppender, false);
}