List of usage examples for java.io ObjectInput readUTF
String readUTF() throws IOException;
From source file:com.weibo.api.motan.protocol.rpc.CompressRpcCodec.java
/** * //from w w w. j av a2s. c o m * @param body * @param dataType * @param requestId * @param rpcProtocolVersion rpc?????????? * @param serialization * @return * @throws IOException * @throws ClassNotFoundException */ private Object decodeResponse(byte[] body, byte dataType, long requestId, byte rpcProtocolVersion, Serialization serialization) throws IOException, ClassNotFoundException { ObjectInput input = createInput(getInputStream(body)); long processTime = input.readLong(); DefaultResponse response = new DefaultResponse(); response.setRequestId(requestId); response.setProcessTime(processTime); if (dataType == MotanConstants.FLAG_RESPONSE_VOID) { return response; } String className = input.readUTF(); Class<?> clz = ReflectUtil.forName(className); Object result = deserialize((byte[]) input.readObject(), clz, serialization); if (dataType == MotanConstants.FLAG_RESPONSE) { response.setValue(result); } else if (dataType == MotanConstants.FLAG_RESPONSE_ATTACHMENT) { response.setValue(result); Map<String, String> attachment = decodeRequestAttachments(input); checkAttachment(attachment); } else if (dataType == MotanConstants.FLAG_RESPONSE_EXCEPTION) { response.setException((Exception) result); } else { throw new MotanFrameworkException("decode error: response dataType not support " + dataType, MotanErrorMsgConstant.FRAMEWORK_DECODE_ERROR); } response.setRequestId(requestId); input.close(); return response; }
From source file:com.inmobi.grill.driver.hive.HiveDriver.java
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { synchronized (hiveHandles) { int numHiveHnadles = in.readInt(); for (int i = 0; i < numHiveHnadles; i++) { QueryHandle qhandle = (QueryHandle) in.readObject(); OperationHandle opHandle = new OperationHandle((TOperationHandle) in.readObject()); hiveHandles.put(qhandle, opHandle); LOG.debug("Hive driver recovered " + qhandle + ":" + opHandle); }//from ww w . j a v a 2s. co m LOG.info("HiveDriver recovered " + hiveHandles.size() + " queries"); int numSessions = in.readInt(); for (int i = 0; i < numSessions; i++) { String grillId = in.readUTF(); SessionHandle sHandle = new SessionHandle((TSessionHandle) in.readObject(), TProtocolVersion.HIVE_CLI_SERVICE_PROTOCOL_V6); grillToHiveSession.put(grillId, sHandle); } LOG.info("HiveDriver recovered " + grillToHiveSession.size() + " sessions"); } }
From source file:com.inmobi.grill.server.query.QueryExecutionServiceImpl.java
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { super.readExternal(in); Map<String, GrillDriver> driverMap = new HashMap<String, GrillDriver>(); synchronized (drivers) { drivers.clear();//from www . j a v a 2 s. co m int numDrivers = in.readInt(); for (int i = 0; i < numDrivers; i++) { String driverClsName = in.readUTF(); GrillDriver driver; try { Class<? extends GrillDriver> driverCls = (Class<? extends GrillDriver>) Class .forName(driverClsName); driver = (GrillDriver) driverCls.newInstance(); driver.configure(conf); } catch (Exception e) { LOG.error("Could not instantiate driver:" + driverClsName); throw new IOException(e); } driver.readExternal(in); drivers.add(driver); driverMap.put(driverClsName, driver); } } synchronized (allQueries) { int numQueries = in.readInt(); for (int i = 0; i < numQueries; i++) { QueryContext ctx = (QueryContext) in.readObject(); allQueries.put(ctx.getQueryHandle(), ctx); boolean driverAvailable = in.readBoolean(); if (driverAvailable) { String clsName = in.readUTF(); ctx.setSelectedDriver(driverMap.get(clsName)); } try { ctx.setConf(getGrillConf(null, ctx.getQconf())); } catch (GrillException e) { LOG.error("Could not set query conf"); } } // populate the query queues for (QueryContext ctx : allQueries.values()) { switch (ctx.getStatus().getStatus()) { case NEW: case QUEUED: // queued queries wont recovered. try { setFailedStatus(ctx, "Launching query failed due to server restart", "Server is restarted"); } catch (GrillException e) { LOG.error("Failing query " + ctx.getQueryHandle() + " failed", e); } break; case LAUNCHED: case RUNNING: launchedQueries.add(ctx); break; case SUCCESSFUL: case FAILED: case CANCELED: updateFinishedQuery(ctx, null); break; case CLOSED: allQueries.remove(ctx.getQueryHandle()); } } LOG.info("Recovered " + allQueries.size() + " queries"); } }
From source file:com.splicemachine.derby.impl.sql.execute.operations.scanner.TableScannerBuilder.java
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { template = (ExecRow) in.readObject(); scan = readScan(in);/* w w w . ja v a 2s . c om*/ if (in.readBoolean()) { rowColumnMap = new int[in.readInt()]; for (int i = 0; i < rowColumnMap.length; ++i) { rowColumnMap[i] = in.readInt(); } } txn = readTxn(in); keyColumnEncodingOrder = ArrayUtil.readIntArray(in); if (in.readBoolean()) { keyColumnSortOrder = ArrayUtil.readBooleanArray(in); } keyColumnTypes = ArrayUtil.readIntArray(in); if (in.readBoolean()) { keyDecodingMap = ArrayUtil.readIntArray(in); } if (in.readBoolean()) { baseColumnMap = ArrayUtil.readIntArray(in); } accessedKeys = (FormatableBitSet) in.readObject(); reuseRowLocation = in.readBoolean(); oneSplitPerRegion = in.readBoolean(); if (in.readBoolean()) indexName = in.readUTF(); if (in.readBoolean()) tableVersion = in.readUTF(); if (in.readBoolean()) { int n = in.readInt(); fieldLengths = new int[n]; for (int i = 0; i < n; ++i) { fieldLengths[i] = in.readInt(); } n = in.readInt(); columnPositionMap = new int[n]; for (int i = 0; i < n; ++i) { columnPositionMap[i] = in.readInt(); } baseTableConglomId = in.readLong(); } demarcationPoint = in.readLong(); if (in.readBoolean()) optionalProbeValue = (DataValueDescriptor) in.readObject(); pin = in.readBoolean(); if (in.readBoolean()) delimited = in.readUTF(); if (in.readBoolean()) escaped = in.readUTF(); if (in.readBoolean()) lines = in.readUTF(); if (in.readBoolean()) storedAs = in.readUTF(); if (in.readBoolean()) location = in.readUTF(); }
From source file:org.apache.lens.driver.hive.HiveDriver.java
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { synchronized (hiveHandles) { int numHiveHnadles = in.readInt(); for (int i = 0; i < numHiveHnadles; i++) { QueryHandle qhandle = (QueryHandle) in.readObject(); OperationHandle opHandle = new OperationHandle((TOperationHandle) in.readObject()); hiveHandles.put(qhandle, opHandle); log.debug("Hive driver {} recovered {}:{}", getFullyQualifiedName(), qhandle, opHandle); }//from www. j a v a 2 s . c o m log.info("Hive driver {} recovered {} queries", getFullyQualifiedName(), hiveHandles.size()); int numSessions = in.readInt(); for (int i = 0; i < numSessions; i++) { String lensId = in.readUTF(); SessionHandle sHandle = new SessionHandle((TSessionHandle) in.readObject(), TProtocolVersion.HIVE_CLI_SERVICE_PROTOCOL_V6); lensToHiveSession.put(lensId, sHandle); } log.info("Hive driver {} recovered {} sessions", getFullyQualifiedName(), lensToHiveSession.size()); } int numOpHandles = in.readInt(); for (int i = 0; i < numOpHandles; i++) { OperationHandle opHandle = new OperationHandle((TOperationHandle) in.readObject()); SessionHandle sHandle = new SessionHandle((TSessionHandle) in.readObject(), TProtocolVersion.HIVE_CLI_SERVICE_PROTOCOL_V6); opHandleToSession.put(opHandle, sHandle); } log.info("Hive driver {} recovered {} operation handles", getFullyQualifiedName(), opHandleToSession.size()); int numOrphanedSessions = in.readInt(); for (int i = 0; i < numOrphanedSessions; i++) { SessionHandle sHandle = new SessionHandle((TSessionHandle) in.readObject(), TProtocolVersion.HIVE_CLI_SERVICE_PROTOCOL_V6); orphanedHiveSessions.add(sHandle); } log.info("Hive driver {} recovered {} orphaned sessions", getFullyQualifiedName(), orphanedHiveSessions.size()); }
From source file:org.apache.tapestry.engine.AbstractEngine.java
/** * Reads the state serialized by {@link #writeExternal(ObjectOutput)}. * * <p>This always set the stateful flag. By default, a deserialized * session is stateful (else, it would not have been serialized). **//*from w ww . ja va 2 s. com*/ public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { _stateful = true; String localeName = in.readUTF(); _locale = Tapestry.getLocale(localeName); _visit = in.readObject(); }
From source file:org.codehaus.groovy.grails.web.util.StreamCharBuffer.java
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { int version = in.readInt(); if (version != EXTERNALIZABLE_VERSION) { throw new IOException("Uncompatible version in serialization stream."); }/*from w ww . ja va2 s.c o m*/ reset(); int len = in.readInt(); if (len > 0) { char[] buf = new char[len]; Reader reader = new InputStreamReader((InputStream) in, "UTF-8"); reader.read(buf); String str = StringCharArrayAccessor.createString(buf); MultipartStringChunk mpStringChunk = new MultipartStringChunk(str); int partCount = in.readInt(); for (int i = 0; i < partCount; i++) { EncodingStatePart current = new EncodingStatePart(); mpStringChunk.appendEncodingStatePart(current); current.len = in.readInt(); int encodersSize = in.readInt(); Set<Encoder> encoders = null; if (encodersSize > 0) { encoders = new LinkedHashSet<Encoder>(); for (int j = 0; j < encodersSize; j++) { String codecName = in.readUTF(); boolean safe = in.readBoolean(); encoders.add(new SavedEncoder(codecName, safe)); } } current.encodingState = new EncodingStateImpl(encoders); } addChunk(mpStringChunk); } }
From source file:org.apache.lens.server.query.QueryExecutionServiceImpl.java
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { super.readExternal(in); // Restore drivers synchronized (drivers) { int numDrivers = in.readInt(); String driverQualifiedName; String driverClsName;//from w w w. ja va 2s.c o m for (int i = 0; i < numDrivers; i++) { driverQualifiedName = in.readUTF(); driverClsName = in.readUTF(); LensDriver driver = drivers.get(driverQualifiedName); if (driver == null) { // this driver is removed in the current server restart // we will create an instance and read its state still. try { Class<? extends LensDriver> driverCls = (Class<? extends LensDriver>) Class .forName(driverClsName); driver = driverCls.newInstance(); String[] driverTypeAndName = StringUtils.split(driverQualifiedName, '/'); driver.configure(conf, driverTypeAndName[0], driverTypeAndName[1]); } catch (Exception e) { log.error("Could not instantiate driver:{} represented by class {}", driverQualifiedName, driverClsName, e); throw new IOException(e); } log.info("Driver state for {} will be ignored", driverQualifiedName); } driver.readExternal(in); } } // Restore queries synchronized (allQueries) { int numQueries = in.readInt(); for (int i = 0; i < numQueries; i++) { QueryContext ctx = (QueryContext) in.readObject(); ctx.initTransientState(); //Create DriverSelectorQueryContext by passing all the drivers and the user query //Driver conf gets reset in start DriverSelectorQueryContext driverCtx = new DriverSelectorQueryContext(ctx.getUserQuery(), new Configuration(), drivers.values()); ctx.setDriverContext(driverCtx); boolean driverAvailable = in.readBoolean(); // set the selected driver if available, if not available for the cases of queued queries, // query service will do the selection from existing drivers and update if (driverAvailable) { String selectedDriverQualifiedName = in.readUTF(); if (drivers.get(selectedDriverQualifiedName) != null) { ctx.getDriverContext().setSelectedDriver(drivers.get(selectedDriverQualifiedName)); ctx.setDriverQuery(ctx.getSelectedDriver(), ctx.getSelectedDriverQuery()); } else { log.info("Ignoring {} as the driver is not loaded", ctx.getQueryHandle()); continue; } } allQueries.put(ctx.getQueryHandle(), ctx); } } }
From source file:org.grails.buffer.StreamCharBuffer.java
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { int version = in.readInt(); if (version != EXTERNALIZABLE_VERSION) { throw new IOException("Uncompatible version in serialization stream."); }/*w w w.j a va 2s. com*/ reset(); int len = in.readInt(); if (len > 0) { char[] buf = new char[len]; Reader reader = new InputStreamReader((InputStream) in, "UTF-8"); reader.read(buf); String str = StringCharArrayAccessor.createString(buf); MultipartStringChunk mpStringChunk = new MultipartStringChunk(str); int partCount = in.readInt(); for (int i = 0; i < partCount; i++) { EncodingStatePart current = new EncodingStatePart(); mpStringChunk.appendEncodingStatePart(current); current.len = in.readInt(); int encodersSize = in.readInt(); Set<Encoder> encoders = null; if (encodersSize > 0) { encoders = new LinkedHashSet<Encoder>(); for (int j = 0; j < encodersSize; j++) { String codecName = in.readUTF(); boolean safe = in.readBoolean(); encoders.add(new SavedEncoder(codecName, safe)); } } current.encodingState = new EncodingStateImpl(encoders, null); } addChunk(mpStringChunk); } }
From source file:com.sentaroh.android.SMBExplorer.SMBExplorerMain.java
@Override public void readExternal(ObjectInput input) throws IOException, ClassNotFoundException { @SuppressWarnings("unused") long sid = input.readLong(); progressVisible = input.readInt();//w ww . j ava2 s. co m progressCancelBtnText = input.readUTF(); progressMsgText = input.readUTF(); lclPos = input.readInt(); lclPosTop = input.readInt(); profPos = input.readInt(); profPosTop = input.readInt(); remPos = input.readInt(); remPosTop = input.readInt(); dialogVisible = input.readInt(); dialogMsgText = input.readUTF(); }