org.frameworkset.spi.remote.hession.HessionHandler Maven / Gradle / Ivy
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/**
* Copyright 2008 biaoping.yin
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.frameworkset.spi.remote.hession;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import org.frameworkset.util.Assert;
import org.frameworkset.util.CommonsLogWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.caucho.hessian.io.AbstractHessianInput;
import com.caucho.hessian.io.AbstractHessianOutput;
import com.caucho.hessian.io.Hessian2Input;
import com.caucho.hessian.io.Hessian2Output;
import com.caucho.hessian.io.HessianDebugInputStream;
import com.caucho.hessian.io.HessianDebugOutputStream;
import com.caucho.hessian.io.HessianInput;
import com.caucho.hessian.io.HessianOutput;
import com.caucho.hessian.io.SerializerFactory;
import com.caucho.hessian.server.HessianSkeleton;
/**
* HessionHandler.java
* Description:
* bboss workgroup
* Copyright (c) 2009
*
* @Date 2013-2-21 下午3:45:05
* @author biaoping.yin
* @version 1.0
*/
public class HessionHandler extends AbstractHessionHandler{
public static final String CONTENT_TYPE_HESSIAN = "application/x-hessian";
private SerializerFactory serializerFactory = new SerializerFactory();
private static final Logger logger = LoggerFactory.getLogger(HessionHandler.class);
private Logger debugLogger;
private HessianSkeleton skeleton;
public HessionHandler() {
// TODO Auto-generated constructor stub
}
/**
* Specify the Hessian SerializerFactory to use.
* This will typically be passed in as an inner bean definition
* of type com.caucho.hessian.io.SerializerFactory,
* with custom bean property values applied.
*/
public void setSerializerFactory(SerializerFactory serializerFactory) {
this.serializerFactory = (serializerFactory != null ? serializerFactory : new SerializerFactory());
}
/**
* Set whether to send the Java collection type for each serialized
* collection. Default is "true".
*/
public void setSendCollectionType(boolean sendCollectionType) {
this.serializerFactory.setSendCollectionType(sendCollectionType);
}
/**
* Set whether Hessian's debug mode should be enabled, logging to
* this exporter's Commons Logging log. Default is "false".
* @see com.caucho.hessian.client.HessianProxyFactory#setDebug
*/
public void setDebug(boolean debug) {
this.debugLogger = (debug ? logger : null);
}
public void afterPropertiesSet() {
prepare();
}
/**
* Initialize this exporter.
*/
public void prepare() {
checkService();
checkServiceInterface();
this.skeleton = new HessianSkeleton(getService(), getServiceInterface());
}
/**
* Perform an invocation on the exported object.
* @param inputStream the request stream
* @param outputStream the response stream
* @throws Throwable if invocation failed
*/
public void invoke(InputStream inputStream, OutputStream outputStream) throws Throwable {
Assert.notNull(this.skeleton, "Hessian exporter has not been initialized");
doInvoke(this.skeleton, inputStream, outputStream);
}
/**
* Actually invoke the skeleton with the given streams.
* @param skeleton the skeleton to invoke
* @param inputStream the request stream
* @param outputStream the response stream
* @throws Throwable if invocation failed
*/
protected void doInvoke(HessianSkeleton skeleton, InputStream inputStream, OutputStream outputStream)
throws Throwable {
{
InputStream isToUse = inputStream;
OutputStream osToUse = outputStream;
if (this.debugLogger != null && this.debugLogger.isDebugEnabled()) {
PrintWriter debugWriter = new PrintWriter(new CommonsLogWriter(this.debugLogger));
HessianDebugInputStream dis = new HessianDebugInputStream(inputStream, debugWriter);
dis.startTop2();
HessianDebugOutputStream dos = new HessianDebugOutputStream(outputStream, debugWriter);
dos.startTop2();
isToUse = dis;
osToUse = dos;
}
if (!isToUse.markSupported()) {
isToUse = new BufferedInputStream(isToUse);
isToUse.mark(1);
}
int code = isToUse.read();
int major;
int minor;
AbstractHessianInput in;
AbstractHessianOutput out;
if (code == 'H') {
// Hessian 2.0 stream
major = isToUse.read();
minor = isToUse.read();
if (major != 0x02) {
throw new IOException("Version " + major + "." + minor + " is not understood");
}
in = new Hessian2Input(isToUse);
out = new Hessian2Output(osToUse);
in.readCall();
}
else if (code == 'C') {
// Hessian 2.0 call... for some reason not handled in HessianServlet!
isToUse.reset();
in = new Hessian2Input(isToUse);
out = new Hessian2Output(osToUse);
in.readCall();
}
else if (code == 'c') {
// Hessian 1.0 call
major = isToUse.read();
minor = isToUse.read();
in = new HessianInput(isToUse);
if (major >= 2) {
out = new Hessian2Output(osToUse);
}
else {
out = new HessianOutput(osToUse);
}
}
else {
throw new IOException("Expected 'H'/'C' (Hessian 2.0) or 'c' (Hessian 1.0) in hessian input at " + code);
}
if (this.serializerFactory != null) {
in.setSerializerFactory(this.serializerFactory);
out.setSerializerFactory(this.serializerFactory);
}
try {
skeleton.invoke(in, out);
}
finally {
try {
in.close();
isToUse.close();
}
catch (IOException ex) {
// ignore
}
try {
out.close();
osToUse.close();
}
catch (IOException ex) {
// ignore
}
}
}
}
}