Example usage for java.io ByteArrayOutputStream reset

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream reset.

Prototype

public synchronized void reset() 

Source Link

Document

Resets the count field of this ByteArrayOutputStream to zero, so that all currently accumulated output in the output stream is discarded.

Usage

From source file:org.jactr.tools.async.message.ast.BaseASTMessage.java

private void writeObject(java.io.ObjectOutputStream out) throws IOException {
    out.defaultWriteObject();//from   ww w  . ja  v a2s.  c o  m
    if (_ast != null) {
        out.writeBoolean(true);
        out.writeBoolean(_compress);

        if (_compress) {
            /*
             * go to a GZIPOutputStream
             */
            ByteArrayOutputStream baos = _localBAOS.get();
            if (baos == null) {
                baos = new ByteArrayOutputStream();
                _localBAOS.set(baos);
            }
            baos.reset();

            DataOutputStream zip = new DataOutputStream(new GZIPOutputStream(baos));
            Serializer.write(_ast, zip);
            zip.flush();
            zip.close();
            // byte[] bytes = baos.toByteArray();

            if (LOGGER.isDebugEnabled())
                LOGGER.debug(String.format("Writing %d compressed bytes", baos.size()));

            out.writeInt(baos.size());
            baos.writeTo(out);

            // if (LOGGER.isDebugEnabled())
            // LOGGER.debug("Compressed AST to "+bytes.length);
            // out.writeInt(bytes.length);
            // out.write(bytes);
        } else
            Serializer.write(_ast, out);
    } else
        out.writeBoolean(false);
}

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From source file:gov.nih.nci.cacis.transform.XMLToRdfTransformerTest.java

@Test
public void transformStream() throws XMLStreamException, TransformerException, URISyntaxException, IOException {
    final ByteArrayOutputStream os = new ByteArrayOutputStream();

    final Map<String, String> params = new HashMap<String, String>();
    params.put("BaseURI", "http://yadda.com/someUUID");

    transform.transform(params, sampleMessageIS, os);
    assertNotNull(os);//from   w w  w  .  ja  va2  s. c  o m
    assertTrue(os.size() > 0);

    os.reset();
    transform.transform(params, sampleTrimIS, os);
    assertNotNull(os);
    assertTrue(os.size() > 0);
}

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From source file:org.chimi.s4s.config.Log4jConfiguratorTest.java

@Test
public void configure() {
    ByteArrayOutputStream baout = new ByteArrayOutputStream(200);
    PrintStream out = new PrintStream(baout);
    System.setOut(out);/*from   ww  w .  j  av  a2 s. co m*/

    System.setProperty(Log4jConfigurator.CONFIG_PATH_SYSTEM_PROPERTY,
            "src/test/resources/org/chimi/s4s/config/test-log4j.properties");
    Log4jConfigurator.configure();

    baout.reset();

    // SLF4J 
    Logger logger = LoggerFactory.getLogger(getClass());
    logger.info("");

    assertEquals("INFO - ", new String(baout.toByteArray()).trim());

    baout.reset();

    // JCL 
    Log log = LogFactory.getLog(getClass());
    log.warn("");

    assertEquals("WARN - ", new String(baout.toByteArray()).trim());
}

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From source file:com.linuxbox.enkive.importer.AbstractMessageImporter.java

protected void sendMessage(Message m) throws IOException, MessagingException {
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    m.writeTo(os);//  w w w.  java2s . com
    os.close();
    BufferedReader reader = new BufferedReader(
            new InputStreamReader(new ByteArrayInputStream(os.toByteArray())));
    sendMessage(reader);
    reader.close();
    os.reset();
}

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From source file:com.thoughtworks.go.server.websocket.ConsoleLogSender.java

private void flushBuffer(ByteArrayOutputStream buffer, SocketEndpoint webSocket) throws IOException {
    if (buffer.size() == 0)
        return;//w  w w .j  a  v a 2s  . c o  m
    webSocket.send(ByteBuffer.wrap(maybeGzipIfLargeEnough(buffer.toByteArray())));
    buffer.reset();
}

---

From source file:org.pentaho.di.job.entries.zipfile.JobEntryZipFileIT.java

@Test
public void processFile_ReturnsTrue_OnSuccess() throws Exception {
    final String zipPath = "ram://pdi-15013.zip";
    final String content = "temp file";
    final File tempFile = createTempFile(content);
    tempFile.deleteOnExit();//w  w  w .  jav  a2 s. c om
    try {
        Result result = new Result();
        JobEntryZipFile entry = new JobEntryZipFile();
        assertTrue(entry.processRowFile(new Job(), result, zipPath, null, null, tempFile.getAbsolutePath(),
                null, false));
    } finally {
        tempFile.delete();
    }

    FileObject zip = KettleVFS.getFileObject(zipPath);
    assertTrue("Zip archive should be created", zip.exists());

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    IOUtils.copy(zip.getContent().getInputStream(), os);

    ZipInputStream zis = new ZipInputStream(new ByteArrayInputStream(os.toByteArray()));
    ZipEntry entry = zis.getNextEntry();
    assertEquals("Input file should be put into the archive", tempFile.getName(), entry.getName());

    os.reset();
    IOUtils.copy(zis, os);
    assertEquals("File's content should be equal to original", content, new String(os.toByteArray()));
}

---

From source file:com.juick.android.JettyWsClient.java

public void readLoop() {
    try {//from w  w  w. ja  v  a2 s .  c  o m
        int b;
        //StringBuilder buf = new StringBuilder();
        ByteArrayBuffer buf = new ByteArrayBuffer(16);
        boolean flagInside = false;
        StringBuilder baad = new StringBuilder();
        int lenToRead = -1;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        while ((b = is.read()) != -1) {
            if (b == 0x81) {
                // 80 = final frame
                // 1 = text
                if ((b = is.read()) != -1) {
                    lenToRead = b;
                    baos.reset();
                    continue;
                } else {
                    break;
                }
            }
            if (lenToRead != -1) {
                baos.write(b);
                lenToRead--;
                if (lenToRead == 0) {
                    lenToRead = -1;
                    if (listener != null) {
                        listener.onWebSocketTextFrame(new String(baos.toByteArray(), "utf-8"));
                    }
                }
            }
        }
        System.err.println("DISCONNECTED readLoop");
        disconnect();
    } catch (Exception e) {
        System.err.println(e);
    }
}

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From source file:org.apache.hadoop.hbase.TestGet.java

/** 
 * the test/*from w w w . j  a va  2s  .c  om*/
 * @throws IOException
 */
public void testGet() throws IOException {
    MiniDFSCluster cluster = null;

    try {

        // Initialization

        cluster = new MiniDFSCluster(conf, 2, true, (String[]) null);
        FileSystem fs = cluster.getFileSystem();
        Path dir = new Path("/hbase");
        fs.mkdirs(dir);

        HTableDescriptor desc = new HTableDescriptor("test");
        desc.addFamily(new HColumnDescriptor(CONTENTS.toString()));
        desc.addFamily(new HColumnDescriptor(HConstants.COLUMN_FAMILY.toString()));

        HRegionInfo info = new HRegionInfo(0L, desc, null, null);
        Path regionDir = HRegion.getRegionDir(dir, info.regionName);
        fs.mkdirs(regionDir);

        HLog log = new HLog(fs, new Path(regionDir, "log"), conf);

        HRegion r = new HRegion(dir, log, fs, conf, info, null);

        // Write information to the table

        long lockid = r.startUpdate(ROW_KEY);
        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
        DataOutputStream s = new DataOutputStream(bytes);
        CONTENTS.write(s);
        r.put(lockid, CONTENTS, bytes.toByteArray());

        bytes.reset();
        HGlobals.rootRegionInfo.write(s);

        r.put(lockid, HConstants.COL_REGIONINFO, Writables.getBytes(HGlobals.rootRegionInfo));

        r.commit(lockid, System.currentTimeMillis());

        lockid = r.startUpdate(ROW_KEY);

        r.put(lockid, HConstants.COL_SERVER,
                Writables.stringToBytes(new HServerAddress(SERVER_ADDRESS).toString()));

        r.put(lockid, HConstants.COL_STARTCODE, Writables.longToBytes(lockid));

        r.put(lockid, new Text(HConstants.COLUMN_FAMILY + "region"),
                "region".getBytes(HConstants.UTF8_ENCODING));

        r.commit(lockid, System.currentTimeMillis());

        // Verify that get works the same from memcache as when reading from disk
        // NOTE dumpRegion won't work here because it only reads from disk.

        verifyGet(r, SERVER_ADDRESS);

        // Close and re-open region, forcing updates to disk

        r.close();
        log.rollWriter();
        r = new HRegion(dir, log, fs, conf, info, null);

        // Read it back

        verifyGet(r, SERVER_ADDRESS);

        // Update one family member and add a new one

        lockid = r.startUpdate(ROW_KEY);

        r.put(lockid, new Text(HConstants.COLUMN_FAMILY + "region"),
                "region2".getBytes(HConstants.UTF8_ENCODING));

        String otherServerName = "bar.foo.com:4321";
        r.put(lockid, HConstants.COL_SERVER,
                Writables.stringToBytes(new HServerAddress(otherServerName).toString()));

        r.put(lockid, new Text(HConstants.COLUMN_FAMILY + "junk"), "junk".getBytes(HConstants.UTF8_ENCODING));

        r.commit(lockid, System.currentTimeMillis());

        verifyGet(r, otherServerName);

        // Close region and re-open it

        r.close();
        log.rollWriter();
        r = new HRegion(dir, log, fs, conf, info, null);

        // Read it back

        verifyGet(r, otherServerName);

        // Close region once and for all

        r.close();
        log.closeAndDelete();

    } finally {
        if (cluster != null) {
            cluster.shutdown();
        }
    }
}

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From source file:org.jboss.as.test.integration.management.cli.CliVariablesTestCase.java

/**
 * Tests the 'unset' command/*from w  ww  .j  av a 2  s.  co  m*/
 * @throws Exception
 */
@Test
public void testSetAndUnsetVariables() throws Exception {
    final String VAR1_NAME = "variable_1";
    final String VAR1_VALUE = "value_1";

    final ByteArrayOutputStream cliOut = new ByteArrayOutputStream();
    final CommandContext ctx = CLITestUtil.getCommandContext(cliOut);

    ctx.handle("set " + VAR1_NAME + "=" + VAR1_VALUE);
    cliOut.reset();
    ctx.handle("echo $" + VAR1_NAME);
    assertTrue(cliOut.toString().contains(VAR1_VALUE));
    ctx.handle("unset " + VAR1_NAME);
    try {
        ctx.handle("$" + VAR1_NAME);
        fail(VAR1_NAME + " should be unset");
    } catch (UnresolvedVariableException ex) {
        //expected
    }
    cliOut.reset();
    ctx.handle("set");
    assertFalse(cliOut.toString().contains(VAR1_NAME));
    assertTrue(ctx.getExitCode() == 0);
}

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From source file:svn.CopyrightTest.java

public void testCopyright() throws Exception {
    List<File> sourceFiles = new ArrayList<File>();
    list(new File("src"), sourceFiles);
    list(new File("test"), sourceFiles);
    ByteArrayOutputStream fdata = new ByteArrayOutputStream();
    for (File f : sourceFiles) {
        if (f.getPath().replace('\\', '/').startsWith("src/gen/")) {
            // skip jaxb generated files
            continue;
        }//w ww  .  j  ava2s.c  om
        FileUtils.copyFile(f, fdata);
        String data = fdata.toString("ISO-8859-1");
        checkNote(f, data);
        fdata.reset();
    }
}

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