List of usage examples for com.google.common.io Closer rethrow
public RuntimeException rethrow(Throwable e) throws IOException
From source file:com.googlecode.jmxtrans.model.output.support.pool.SocketAllocator.java
@Override public void deallocate(SocketPoolable poolable) throws Exception { Closer closer = Closer.create(); try {/* w w w .j a v a 2s . c o m*/ closer.register(poolable.getSocket()); closer.register(poolable.getWriter()); } catch (Throwable t) { throw closer.rethrow(t); } finally { closer.close(); } }
From source file:ch.ledcom.demo.redirect.ImageServlet.java
@Override public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException { Closer closer = Closer.create(); try {/*from w ww. j ava 2 s .c o m*/ InputStream imageStream = closer.register(loadImage()); ByteStreams.copy(imageStream, resp.getOutputStream()); } catch (Throwable t) { throw closer.rethrow(t); } finally { closer.close(); } }
From source file:gobblin.util.HeapDumpForTaskUtils.java
/** * Generate the dumpScript, which is used when OOM error is thrown during task execution. * The current content dumpScript puts the .prof files to the DUMP_FOLDER within the same directory of the dumpScript. * * User needs to add the following options to the task java.opts: * * -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=./heapFileName.hprof -XX:OnOutOfMemoryError=./dumpScriptFileName * * @param dumpScript The path to the dumpScript, which needs to be added to the Distributed cache. * To use it, simply put the path of dumpScript to the gobblin config: job.hdfs.files. * @param fs File system// w ww . j a v a 2 s. co m * @param heapFileName the name of the .prof file. * @param chmod chmod for the dump script. For hdfs file, e.g, "hadoop fs -chmod 755" * @throws IOException */ public static void generateDumpScript(Path dumpScript, FileSystem fs, String heapFileName, String chmod) throws IOException { if (fs.exists(dumpScript)) { LOG.info("Heap dump script already exists: " + dumpScript); return; } Closer closer = Closer.create(); try { Path dumpDir = new Path(dumpScript.getParent(), DUMP_FOLDER); if (!fs.exists(dumpDir)) { fs.mkdirs(dumpDir); } BufferedWriter scriptWriter = closer.register(new BufferedWriter( new OutputStreamWriter(fs.create(dumpScript), ConfigurationKeys.DEFAULT_CHARSET_ENCODING))); scriptWriter.write("#!/bin/sh\n"); scriptWriter.write("if [ -n \"$HADOOP_PREFIX\" ]; then\n"); scriptWriter.write(" ${HADOOP_PREFIX}/bin/hadoop dfs -put " + heapFileName + " " + dumpDir + "/${PWD//\\//_}.hprof\n"); scriptWriter.write("else\n"); scriptWriter.write(" ${HADOOP_HOME}/bin/hadoop dfs -put " + heapFileName + " " + dumpDir + "/${PWD//\\//_}.hprof\n"); scriptWriter.write("fi\n"); } catch (IOException ioe) { LOG.error("Heap dump script is not generated successfully."); if (fs.exists(dumpScript)) { fs.delete(dumpScript, true); } throw ioe; } catch (Throwable t) { closer.rethrow(t); } finally { closer.close(); } Runtime.getRuntime().exec(chmod + " " + dumpScript); }
From source file:org.glowroot.agent.live.ClasspathCache.java
private static byte[] getBytesFromJarFileInsideJarFile(String name, File jarFile, String jarFileInsideJarFile) throws IOException { String path = jarFile.getPath(); URI uri;//from w ww. j ava 2s . c o m try { uri = new URI("jar", "file:" + path + "!/" + jarFileInsideJarFile, ""); } catch (URISyntaxException e) { // this is a programmatic error throw new RuntimeException(e); } Closer closer = Closer.create(); try { InputStream in = closer.register(uri.toURL().openStream()); JarInputStream jarIn = closer.register(new JarInputStream(in)); JarEntry jarEntry; while ((jarEntry = jarIn.getNextJarEntry()) != null) { if (jarEntry.isDirectory()) { continue; } if (jarEntry.getName().equals(name)) { return ByteStreams.toByteArray(jarIn); } } } catch (Throwable t) { throw closer.rethrow(t); } finally { closer.close(); } throw new UnsupportedOperationException(); }
From source file:org.ow2.proactive.scheduler.rest.readers.TaskResultReader.java
@Override public Serializable readFrom(Class<Serializable> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, String> httpHeaders, InputStream entityStream) throws IOException, WebApplicationException { Closer closer = Closer.create(); try {//ww w. j ava2 s . c o m entityStream = closer.register(entityStream); return CharStreams.toString(new InputStreamReader(entityStream)); } catch (IOException ioe) { throw closer.rethrow(ioe); } finally { closer.close(); } }
From source file:ch.ledcom.tomcat.valves.SessionSerializableCheckerValve.java
/** * Check if an object is serializable, emit a warning log if it is not. * * @param attribute/*ww w .ja v a 2 s.co m*/ * the attribute to check * @throws IOException */ private void checkSerializable(final Object attribute) throws IOException { if (!Serializable.class.isAssignableFrom(attribute.getClass())) { log.warn(format("Session attribute [%s] of class [%s] is not " + "serializable.", attribute, attribute.getClass())); } final Closer closer = Closer.create(); try { final ObjectOutputStream out = closer.register(new ObjectOutputStream(ByteStreams.nullOutputStream())); out.writeObject(attribute); } catch (Throwable t) { closer.rethrow(t); } finally { closer.close(); } }
From source file:fr.techcode.downloadix.validation.FileValidator.java
/** * Validate if the file isn't corrupt/* www. j av a2s. c o m*/ * * @param file File to check * @return Valid or Corrupt */ @Override public boolean isValid(File file) { // Check if the file exist if (!file.exists()) return false; // Get bytes from a file byte[] datas = null; Closer closer = Closer.create(); try { try { FileInputStream stream = closer.register(new FileInputStream(file)); datas = ByteStreams.toByteArray(stream); } catch (Throwable throwable) { throw closer.rethrow(throwable); } finally { closer.close(); } } catch (IOException ex) { ex.printStackTrace(); } return datas != null && algorithm.hashBytes(datas).toString().equalsIgnoreCase(hash); }
From source file:com.jive.myco.seyren.core.service.notification.IrcCatNotificationService.java
private void sendMessage(String ircCatHost, int ircCatPort, String message, String channel) throws IOException { Socket socket = new Socket(ircCatHost, ircCatPort); Closer closer = Closer.create(); try {/*from w w w . ja v a 2 s . c o m*/ Writer out = closer.register(new OutputStreamWriter(socket.getOutputStream())); out.write(format("%s %s\n", channel, message)); out.flush(); } catch (IOException e) { socket.close(); throw closer.rethrow(e); } finally { closer.close(); } }
From source file:org.gradle.caching.internal.controller.service.StoreTarget.java
@Override public void writeTo(OutputStream output) throws IOException { Closer closer = Closer.create(); closer.register(output);/*from w w w. jav a2 s . c o m*/ try { if (stored) { throw new IllegalStateException("Build cache entry has already been stored"); } stored = true; Files.asByteSource(file).copyTo(output); } catch (Exception e) { throw closer.rethrow(e); } finally { closer.close(); } }
From source file:org.gradle.caching.internal.controller.service.LoadTarget.java
@Override public void readFrom(InputStream input) throws IOException { Closer closer = Closer.create(); closer.register(input);//from ww w . j ava 2s .c o m try { if (loaded) { throw new IllegalStateException("Build cache entry has already been read"); } Files.asByteSink(file).writeFrom(input); loaded = true; } catch (Exception e) { throw closer.rethrow(e); } finally { closer.close(); } }