List of usage examples for java.io ObjectOutputStream writeInt
public void writeInt(int val) throws IOException
From source file:HashSet.java
/** * Adapted from {@link org.apache.commons.collections.map.AbstractHashedMap}. *///from ww w . j a v a 2s . c o m protected void doWriteObject(ObjectOutputStream out) throws IOException { out.writeInt(table.length); out.writeInt(size); for (int i = 0; i < table.length; ++i) { Object e = table[i]; if (e != null) { out.writeObject(unmaskNull(e)); } } }
From source file:edu.umass.cs.msocket.common.policies.GeoLoadProxyPolicy.java
/** * @throws Exception if a GNS error occurs * @see edu.umass.cs.msocket.common.policies.ProxySelectionPolicy#getNewProxy() *///from w w w . j ava 2s .c om @Override public List<InetSocketAddress> getNewProxy() throws Exception { // Lookup for active location service GUIDs final UniversalGnsClient gnsClient = gnsCredentials.getGnsClient(); final GuidEntry guidEntry = gnsCredentials.getGuidEntry(); JSONArray guids; try { guids = gnsClient.fieldRead(proxyGroupName, GnsConstants.ACTIVE_LOCATION_FIELD, guidEntry); } catch (Exception e) { throw new GnsException("Could not find active location services (" + e + ")"); } // Try every location proxy in the list until one works for (int i = 0; i < guids.length(); i++) { // Retrieve the location service IP and connect to it String locationGuid = guids.getString(i); String locationIP = gnsClient.fieldRead(locationGuid, GnsConstants.LOCATION_SERVICE_IP, guidEntry) .getString(0); logger.fine("Contacting location service " + locationIP + " to request " + numProxies + " proxies"); // Location IP is stored as host:port StringTokenizer st = new StringTokenizer(locationIP, ":"); try { // Protocol is send the number of desired proxies and receive strings // containing proxy IP:port Socket s = new Socket(st.nextToken(), Integer.parseInt(st.nextToken())); ObjectOutputStream oos = new ObjectOutputStream(s.getOutputStream()); ObjectInputStream ois = new ObjectInputStream(s.getInputStream()); oos.writeInt(numProxies); oos.flush(); List<InetSocketAddress> result = new LinkedList<InetSocketAddress>(); while (!s.isClosed() && result.size() < numProxies) { String proxyIP = ois.readUTF(); StringTokenizer stp = new StringTokenizer(proxyIP, ":"); result.add(new InetSocketAddress(stp.nextToken(), Integer.parseInt(stp.nextToken()))); } if (!s.isClosed()) // We receive all the proxies we need, just close the // socket s.close(); return result; } catch (Exception e) { logger.info("Failed to obtain proxy from location service" + locationIP + " (" + e + ")"); } } throw new GnsException("Could not find any location service to provide a geolocated proxy"); }
From source file:net.sf.nmedit.jtheme.store2.AbstractMultiParameterElement.java
private void writeObject(java.io.ObjectOutputStream out) throws IOException { out.defaultWriteObject();/* w w w.java 2 s .c o m*/ out.writeInt(parameterElementNames.length); int size = 0; for (int i = 0; i < parameterElementNames.length; i++) { String n = parameterElementNames[i]; if (n != null) size++; } out.writeInt(size); for (int i = 0; i < parameterElementNames.length; i++) { String n = parameterElementNames[i]; if (n != null) { out.writeInt(i); out.writeObject(n); } } size = 0; for (int i = 0; i < componentIdList.length; i++) { String n = componentIdList[i]; if (n != null) size++; } out.writeInt(size); for (int i = 0; i < componentIdList.length; i++) { String n = componentIdList[i]; if (n != null) { out.writeInt(i); out.writeObject(n); } } size = 0; if (valueList != null) { for (int i = 1; i < valueList.length; i += 2) { if (valueList[i] != null) size++; } } out.writeInt(size); if (valueList != null) { for (int i = 0; i < valueList.length; i += 2) { String n = (String) valueList[i]; Integer v = (Integer) valueList[i + 1]; if (v != null) { out.writeObject(n); out.writeInt(v.intValue()); } } } }
From source file:pt.webdetails.cda.cache.TableCacheKey.java
private void writeObject(java.io.ObjectOutputStream out) throws IOException { //to be hazelcast compatible needs to serialize EXACTLY the same //binary comparison/hash will be used out.writeInt(connectionHash); out.writeObject(query);//from w w w .ja v a 2 s .com out.writeObject(queryType); out.writeInt(parameters.length); for (Parameter param : parameters) { param.writeObject(out); } out.writeObject(extraCacheKey); }
From source file:com.izforge.izpack.compiler.packager.impl.MultiVolumePackager.java
/** * Writes packs to one or more <em>.pak</em> volumes. * <p/>/* w w w. j a v a 2s.c o m*/ * Pack meta-data is written to the installer jar. * * @throws IOException for any I/O error */ @Override protected void writePacks() throws IOException { String classname = getClass().getSimpleName(); // propagate the configuration to the variables, for debugging purposes getVariables().setProperty(classname + "." + FIRST_VOLUME_FREE_SPACE, Long.toString(maxFirstVolumeSize)); getVariables().setProperty(classname + "." + VOLUME_SIZE, Long.toString(maxVolumeSize)); List<PackInfo> packs = getPacksList(); final int count = packs.size(); sendMsg("Writing " + count + " Pack" + (count > 1 ? "s" : "") + " into installer"); logger.fine("Writing " + count + " Pack" + (count > 1 ? "s" : "") + " into installer"); logger.fine("First volume size: " + maxFirstVolumeSize); logger.fine("Subsequent volume size: " + maxVolumeSize); File volume = new File(getInfo().getInstallerBase() + ".pak").getAbsoluteFile(); int volumes = writePacks(packs, volume); // write metadata for reading in volumes logger.fine("Written " + volumes + " volumes"); JarOutputStream installerJar = getInstallerJar(); installerJar.putNextEntry(new ZipEntry(RESOURCES_PATH + "volumes.info")); ObjectOutputStream out = new ObjectOutputStream(installerJar); out.writeInt(volumes); out.writeUTF(volume.getName()); out.flush(); installerJar.closeEntry(); // Now that we know sizes, write pack metadata to primary jar. installerJar.putNextEntry(new ZipEntry(RESOURCES_PATH + "packs.info")); out = new ObjectOutputStream(installerJar); out.writeInt(count); for (PackInfo pack : packs) { out.writeObject(pack.getPack()); } out.flush(); installerJar.closeEntry(); }
From source file:clipboardplugin.ClipboardPlugin.java
public void writeData(ObjectOutputStream out) throws IOException { out.writeInt(1); // write version if (mConfigs != null) { ArrayList<AbstractPluginProgramFormating> list = new ArrayList<AbstractPluginProgramFormating>(); for (AbstractPluginProgramFormating config : mConfigs) { if (config != null) { list.add(config);// ww w. j a v a2 s . c o m } } out.writeInt(list.size()); for (AbstractPluginProgramFormating config : list) { config.writeData(out); } } else { out.writeInt(0); } if (mLocalFormatings != null) { ArrayList<AbstractPluginProgramFormating> list = new ArrayList<AbstractPluginProgramFormating>(); for (AbstractPluginProgramFormating config : mLocalFormatings) { if (config != null) { list.add(config); } } out.writeInt(list.size()); for (AbstractPluginProgramFormating config : list) { config.writeData(out); } } }
From source file:org.photovault.replication.ChangeDTO.java
/** Write the meta data related to change (i.e. parents, object history that owns this change) into a stream//from w w w.j a v a 2 s . com @param os @throws java.io.IOException */ private void writeChangeMetadata(ObjectOutputStream os) throws IOException { os.writeObject(historyClass); os.writeObject(targetClassName); os.writeObject(targetUuid); os.writeInt(parentIds.size()); for (UUID parentId : parentIds) { os.writeObject(parentId); } }
From source file:Main.java
/** * Serialises an <code>AttributedString</code> object. * * @param as the attributed string object (<code>null</code> permitted). * @param stream the output stream (<code>null</code> not permitted). * * @throws IOException if there is an I/O error. *//* w ww . j av a 2 s .c o m*/ public static void writeAttributedString(AttributedString as, ObjectOutputStream stream) throws IOException { if (stream == null) { throw new IllegalArgumentException("Null 'stream' argument."); } if (as != null) { stream.writeBoolean(false); AttributedCharacterIterator aci = as.getIterator(); // build a plain string from aci // then write the string StringBuffer plainStr = new StringBuffer(); char current = aci.first(); while (current != CharacterIterator.DONE) { plainStr = plainStr.append(current); current = aci.next(); } stream.writeObject(plainStr.toString()); // then write the attributes and limits for each run current = aci.first(); int begin = aci.getBeginIndex(); while (current != CharacterIterator.DONE) { // write the current character - when the reader sees that this // is not CharacterIterator.DONE, it will know to read the // run limits and attributes stream.writeChar(current); // now write the limit, adjusted as if beginIndex is zero int limit = aci.getRunLimit(); stream.writeInt(limit - begin); // now write the attribute set Map atts = new HashMap(aci.getAttributes()); stream.writeObject(atts); current = aci.setIndex(limit); } // write a character that signals to the reader that all runs // are done... stream.writeChar(CharacterIterator.DONE); } else { // write a flag that indicates a null stream.writeBoolean(true); } }
From source file:ddf.catalog.data.AttributeImpl.java
/** * Serializes this {@link AttributeImpl} instance. * //from ww w. j a v a 2 s. c o m * @serialData First, all non-transient fields are written out by the * default Java serialization implementation * (ObjectInputStream.defaultWriteObject()). Then the number of * "value" objects is written out as an ({@code int}). After the * number of objects, each "value" object is written out (each * as {@code Serializable}). * @param s * - the {@link ObjectOutputStream} which contains the object to * be serialized * @throws IOException */ private void writeObject(ObjectOutputStream s) throws IOException { /* * defaultWriteObject() is invoked for greater flexibility and * compatibility. See the *Serialization Note* in MetacardImpl's class * Javadoc. */ s.defaultWriteObject(); s.writeInt(values.size()); for (Serializable ser : values) { s.writeObject(ser); } }
From source file:org.mrgeo.hdfs.vector.shp.ShapefileReader.java
private void writeObject(ObjectOutputStream out) throws IOException { out.writeUTF(fileName); out.writeInt(source.ordinal()); }