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:org.kitesdk.data.spi.Schemas.java

public static Schema fromAvro(Configuration conf, URI location) throws IOException {
    InputStream in = null;/*  w  w  w  .j  a va  2s.  c o m*/
    boolean threw = true;

    try {
        in = open(conf, location);
        Schema schema = fromAvro(in);
        threw = false;
        return schema;
    } finally {
        Closeables.close(in, threw);
    }
}

From source file:com.b2international.snowowl.core.api.preferences.io.ConfigurationEntrySerializer.java

/**
 * For internal use only; serializes current contents into the defaults file.
 *///from w ww.jav  a2  s . c  o  m
public void serializeDefaults() throws IOException {

    FileOutputStream stream = null;

    try {
        stream = new FileOutputStream(defaultsFile);
        new XStreamWrapper(this).toXML(computeDefault(), stream);
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        Closeables.close(stream, true);
    }
}

From source file:ch.ledcom.maven.sitespeed.report.ResourceFiles.java

private void concatenate(List<File> files, File target) throws IOException {
    if (!target.getParentFile().exists()) {
        target.getParentFile().mkdirs();
    }//from  w  w  w .  ja va 2s. co  m
    InputStream in = null;
    OutputStream out = new FileOutputStream(target);
    boolean threw = true;
    try {
        for (File file : files) {
            boolean threw2 = true;
            try {
                in = this.getClass().getClassLoader().getResourceAsStream(BASE_DIR + "/" + file.getPath());
                IOUtil.copy(in, out);
            } finally {
                Closeables.close(in, threw2);
            }
        }
    } finally {
        Closeables.close(out, threw);
    }
}

From source file:org.openqa.selenium.io.Zip.java

private void zip(File inputDir, OutputStream writeTo) throws IOException {
    ZipOutputStream zos = null;//from   w w  w . j  av  a2  s  .  c om
    try {
        zos = new ZipOutputStream(writeTo);
        addToZip(inputDir.getAbsolutePath(), zos, inputDir);
    } finally {
        Closeables.close(zos, false);
    }
}

From source file:com.twitter.common.net.http.handlers.pprof.ProfileHandler.java

@Override
protected final void doGet(HttpServletRequest req, HttpServletResponse resp)
        throws ServletException, IOException {

    final int profileDurationSecs = HttpServletRequestParams.getInt(req, "seconds", 10);
    final int profilePollRate = HttpServletRequestParams.getInt(req, "hz", 100);
    LOG.info("Collecting CPU profile for " + profileDurationSecs + " seconds at " + profilePollRate + " Hz");

    Duration sampleDuration = Duration$.MODULE$.fromTimeUnit(profileDurationSecs, TimeUnit.SECONDS);
    CpuProfile profile = CpuProfile.recordInThread(sampleDuration, profilePollRate, stateToProfile).get();
    resp.setHeader("Content-Type", "pprof/raw");
    resp.setStatus(HttpServletResponse.SC_OK);
    OutputStream responseBody = resp.getOutputStream();
    try {//from  ww w.  j a v  a  2  s  .  co m
        profile.writeGoogleProfile(responseBody);
    } finally {
        Closeables.close(responseBody, /* swallowIOException */ true);
    }
}

From source file:rackspace.openstack.Logging.java

public void close() throws IOException {
    Closeables.close(computeService.getContext(), true);
}

From source file:com.android.tools.idea.sdk.VersionCheck.java

/**
 * Verifies that the Android SDK Tools revision is at least {@link #MIN_TOOLS_REV}
 *
 * @param sdkPath the path of the Android SDK.
 * @return the result of the check.//from ww w.java2 s .  c  o m
 */
@NotNull
public static VersionCheckResult checkVersion(@NotNull String sdkPath) {
    File toolsDir = new File(sdkPath, SdkConstants.OS_SDK_TOOLS_FOLDER);
    Revision toolsRevision = new Revision(Integer.MAX_VALUE);
    BufferedReader reader = null;
    try {
        File sourceProperties = new File(toolsDir, SdkConstants.FN_SOURCE_PROP);
        //noinspection IOResourceOpenedButNotSafelyClosed
        reader = new BufferedReader(new FileReader(sourceProperties));
        String line;
        while ((line = reader.readLine()) != null) {
            Matcher m = SOURCE_PROPERTY_PATTERN.matcher(line);
            if (m.matches()) {
                try {
                    toolsRevision = Revision.parseRevision(m.group(1));
                } catch (NumberFormatException ignore) {
                }
                break;
            }
        }
    } catch (IOException e) {
        String msg = String.format("Failed to read file: '%1$s' for Android SDK at '%2$s'",
                SdkConstants.FN_SOURCE_PROP, sdkPath);
        LOG.info(msg, e);
    } finally {
        try {
            Closeables.close(reader, true /* swallowIOException */);
        } catch (IOException e) {
            // Cannot happen
        }
    }
    return new VersionCheckResult(toolsRevision);
}

From source file:org.moe.designer.android.sdk.VersionCheck.java

/**
 * Verifies that the Android SDK Tools revision is at least {@link #MIN_TOOLS_REV}
 *
 * @param sdkPath the path of the Android SDK.
 * @return the result of the check./*from w w  w  .ja v  a 2 s. c o  m*/
 */
@NotNull
public static VersionCheckResult checkVersion(@NotNull String sdkPath) {
    File toolsDir = new File(sdkPath, SdkConstants.OS_SDK_TOOLS_FOLDER);
    FullRevision toolsRevision = new FullRevision(Integer.MAX_VALUE);
    BufferedReader reader = null;
    try {
        File sourceProperties = new File(toolsDir, SdkConstants.FN_SOURCE_PROP);
        //noinspection IOResourceOpenedButNotSafelyClosed
        reader = new BufferedReader(new FileReader(sourceProperties));
        String line;
        while ((line = reader.readLine()) != null) {
            Matcher m = SOURCE_PROPERTY_PATTERN.matcher(line);
            if (m.matches()) {
                try {
                    toolsRevision = FullRevision.parseRevision(m.group(1));
                } catch (NumberFormatException ignore) {
                }
                break;
            }
        }
    } catch (IOException e) {
        String msg = String.format("Failed to read file: '%1$s' for Android SDK at '%2$s'",
                SdkConstants.FN_SOURCE_PROP, sdkPath);
        LOG.info(msg, e);
    } finally {
        try {
            Closeables.close(reader, true /* swallowIOException */);
        } catch (IOException e) {
            // Cannot happen
        }
    }
    return new VersionCheckResult(toolsRevision);
}

From source file:org.apache.parquet.cli.commands.CatCommand.java

@Override
public int run() throws IOException {
    Preconditions.checkArgument(sourceFiles != null && !sourceFiles.isEmpty(), "Missing file name");
    Preconditions.checkArgument(sourceFiles.size() == 1, "Only one file can be given");

    final String source = sourceFiles.get(0);

    Schema schema = getAvroSchema(source);
    Schema projection = Expressions.filterSchema(schema, columns);

    Iterable<Object> reader = openDataFile(source, projection);
    boolean threw = true;
    long count = 0;
    try {//w w w  .j ava 2 s .  c om
        for (Object record : reader) {
            if (numRecords > 0 && count >= numRecords) {
                break;
            }
            if (columns == null || columns.size() != 1) {
                console.info(String.valueOf(record));
            } else {
                console.info(String.valueOf(select(projection, record, columns.get(0))));
            }
            count += 1;
        }
        threw = false;
    } catch (RuntimeException e) {
        throw new RuntimeException("Failed on record " + count, e);
    } finally {
        if (reader instanceof Closeable) {
            Closeables.close((Closeable) reader, threw);
        }
    }

    return 0;
}

From source file:org.kitesdk.data.filesystem.ParquetAppender.java

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