Imported GNU Classpath 0.90
Imported GNU Classpath 0.90
* scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.
* sources.am: Regenerated.
* gcj/javaprims.h: Regenerated.
* Makefile.in: Regenerated.
* gcj/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
* gnu/java/lang/VMInstrumentationImpl.java: New override.
* gnu/java/net/local/LocalSocketImpl.java: Likewise.
* gnu/classpath/jdwp/VMMethod.java: Likewise.
* gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
interface.
* java/lang/Thread.java: Add UncaughtExceptionHandler.
* java/lang/reflect/Method.java: Implements GenericDeclaration and
isSynthetic(),
* java/lang/reflect/Field.java: Likewise.
* java/lang/reflect/Constructor.java
* java/lang/Class.java: Implements Type, GenericDeclaration,
getSimpleName() and getEnclosing*() methods.
* java/lang/Class.h: Add new public methods.
* java/lang/Math.java: Add signum(), ulp() and log10().
* java/lang/natMath.cc (log10): New function.
* java/security/VMSecureRandom.java: New override.
* java/util/logging/Logger.java: Updated to latest classpath
version.
* java/util/logging/LogManager.java: New override.
From-SVN: r113887
This commit is contained in:
Mark Wielaard
parent
eaec4980e1
commit
4f9533c772
1640 changed files with 126485 additions and 104808 deletions
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@ -1,5 +1,5 @@
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/* UnicastRef.java --
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Copyright (c) 1996, 1997, 1998, 1999, 2002, 2005
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Copyright (c) 1996, 1997, 1998, 1999, 2002, 2005, 2006
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Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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@ -36,8 +36,11 @@ this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.rmi.server;
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import gnu.java.rmi.dgc.LeaseRenewingTask;
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import java.io.DataInputStream;
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import java.io.DataOutputStream;
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import java.io.IOException;
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@ -50,6 +53,7 @@ import java.lang.reflect.Method;
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import java.rmi.ConnectException;
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import java.rmi.Remote;
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import java.rmi.RemoteException;
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import java.rmi.dgc.Lease;
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import java.rmi.server.ObjID;
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import java.rmi.server.Operation;
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import java.rmi.server.RMIClientSocketFactory;
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@ -59,221 +63,462 @@ import java.rmi.server.RemoteRef;
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import java.rmi.server.UID;
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public class UnicastRef
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implements RemoteRef, ProtocolConstants {
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implements RemoteRef, ProtocolConstants
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{
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public ObjID objid;
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UnicastConnectionManager manager;
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/**
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* Use serial version UID for iteroperability
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*/
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private static final long serialVersionUID = 1;
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/**
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* Used by serialization, and let subclass capable of having default constructor
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*/
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// must be public otherwise java.rmi.RemoteObject cannot instantiate this class
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// -- iP
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public UnicastRef() {
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}
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public ObjID objid;
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public UnicastRef(ObjID objid, String host, int port, RMIClientSocketFactory csf) {
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this(objid);
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manager = UnicastConnectionManager.getInstance(host, port, csf);
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}
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UnicastConnectionManager manager;
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public UnicastRef(ObjID objid) {
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this.objid = objid;
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}
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/**
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* Used by serialization, and let subclass capable of having default
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* constructor
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*/
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// must be public otherwise java.rmi.RemoteObject cannot instantiate this
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// class
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// -- iP
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public UnicastRef()
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{
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}
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public Object invoke(Remote obj, Method method, Object[] params, long opnum) throws Exception {
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// Check if client and server are in the same VM, then local call can be used to
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public UnicastRef(ObjID objid, String host, int port,
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RMIClientSocketFactory csf)
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{
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this(objid);
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manager = UnicastConnectionManager.getInstance(host, port, csf);
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}
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public UnicastRef(ObjID objid)
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{
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this.objid = objid;
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}
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public Object invoke(Remote obj, Method method, Object[] params, long opnum)
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throws Exception
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{
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// Check if client and server are in the same VM, then local call can be
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// used to
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// replace remote call, but it's somewhat violating remote semantic.
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Object svrobj = manager.serverobj;
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// Make sure that the server object is compatible. It could be loaded from a different
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// Make sure that the server object is compatible. It could be loaded from a
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// different
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// classloader --iP
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if(svrobj != null && method.getDeclaringClass().isInstance(svrobj)){
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//local call
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Object ret = null;
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try{
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ret = method.invoke(svrobj, params);
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}catch(InvocationTargetException e){
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throw (Exception)e.getTargetException();
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}
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//System.out.println("\n\n ***** local call: " + method + "\nreturn: " + ret + "\n\n");
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return ret;
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}
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//System.out.println("***************** remote call:" + manager.serverPort);
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return (invokeCommon(obj, method, params, -1, opnum));
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}
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if (svrobj != null && method.getDeclaringClass().isInstance(svrobj))
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{
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// local call
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Object ret = null;
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try
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{
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ret = method.invoke(svrobj, params);
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}
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catch (InvocationTargetException e)
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{
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throw (Exception) e.getTargetException();
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}
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// System.out.println("\n\n ***** local call: " + method + "\nreturn: "
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// + ret + "\n\n");
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return ret;
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}
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// System.out.println("***************** remote call:" +
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// manager.serverPort);
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return (invokeCommon(obj, method, params, - 1, opnum));
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}
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private Object invokeCommon(Remote obj, Method method, Object[] params, int opnum, long hash) throws Exception {
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UnicastConnection conn;
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try {
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conn = manager.getConnection();
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}
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catch (IOException e1) {
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throw new RemoteException("connection failed to host: " + manager.serverName, e1);
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}
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/**
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* The ordinary number of the DGC messages.
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*/
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static long dgcSequence;
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ObjectOutputStream out;
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DataOutputStream dout;
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try {
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dout = conn.getDataOutputStream();
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dout.writeByte(MESSAGE_CALL);
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/**
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* The DGC object id, also serves as a synchronization target to increment the
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* dgcSequence safely.
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*/
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static final ObjID dgcId = new ObjID(ObjID.DGC_ID);
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out = conn.startObjectOutputStream(); // (re)start ObjectOutputStream
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objid.write(out);
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out.writeInt(opnum);
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out.writeLong(hash);
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// must handle primitive class and their wrapper classes
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Class clss[] = method.getParameterTypes();
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for(int i = 0; i < clss.length; i++)
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((RMIObjectOutputStream)out).writeValue(params[i], clss[i]);
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ObjID[] this_id;
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out.flush();
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}
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catch (IOException e2) {
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throw new RemoteException("call failed: ", e2);
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}
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/**
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* The number of the method "dirty" in the DGC.
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*/
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static int DIRTY = 1;
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int returncode;
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Object returnval;
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DataInputStream din;
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ObjectInputStream in;
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UID ack;
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try {
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din = conn.getDataInputStream();
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if ((returncode = din.readUnsignedByte()) != MESSAGE_CALL_ACK) {
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conn.disconnect();
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throw new RemoteException("Call not acked:" + returncode);
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}
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/**
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* The DGC interface hash code.
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*/
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static final long dgcInterfaceHash = - 669196253586618813L;
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in = conn.startObjectInputStream(); // (re)start ObjectInputStream
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returncode = in.readUnsignedByte();
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ack = UID.read(in);
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/**
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* Notify the DGC of the remote side that we still hold this object.
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*/
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public Lease notifyDGC(Lease lease) throws Exception
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{
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long seq;
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synchronized (dgcId)
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{
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seq = dgcSequence++;
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}
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Class cls = method.getReturnType();
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if (this_id == null)
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this_id = new ObjID[] { objid };
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if (returncode == RETURN_NACK) {
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returnval = in.readObject(); // get Exception
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} else if(cls == Void.TYPE) {
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returnval = null;
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// in.readObject() // not required! returntype 'void' means no field is returned.
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} else {
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returnval = ((RMIObjectInputStream)in).readValue(cls); // get returnvalue
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}
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} catch (IOException e3) {
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//for debug: e3.printStackTrace();
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throw new RemoteException("call return failed: ", e3);
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}
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/* if DGCAck is necessary??
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//According to RMI wire protocol, send a DGCAck
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// to indicate receiving return value
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dout.writeByte(MESSAGE_DGCACK);
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ack.write(dout);
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out.flush();
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*/
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manager.discardConnection(conn);
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if (returncode != RETURN_ACK && returnval != null) {
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if (returncode == RETURN_NACK) throw (Exception)returnval;
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else throw new RemoteException("unexpected returncode: " + returncode);
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}
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return (returnval);
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}
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/**
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* @deprecated
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*/
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public RemoteCall newCall(RemoteObject obj, Operation[] op, int opnum, long hash) throws RemoteException {
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UnicastConnection conn;
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try {
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conn = manager.getConnection();
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}
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catch (IOException e1) {
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throw new ConnectException("connection failed to host: " + manager.serverName, e1);
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}
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try
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{
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conn = manager.getConnection();
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}
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catch (IOException e1)
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{
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throw new RemoteException("connection failed to host: "
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+ manager.serverName, e1);
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}
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//obj: useless?
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ObjectOutputStream out;
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DataOutputStream dout;
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try
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{
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dout = conn.getDataOutputStream();
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dout.writeByte(MESSAGE_CALL);
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return (new UnicastRemoteCall(conn, objid, opnum, hash));
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}
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out = conn.startObjectOutputStream(); // (re)start ObjectOutputStream
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/**
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* @deprecated
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*/
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public void invoke(RemoteCall call) throws Exception {
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UnicastRemoteCall c = (UnicastRemoteCall)call;
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call.executeCall();
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}
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dgcId.write(out);
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// The number of the operation is 1 ("dirty")
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out.writeInt(DIRTY);
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out.writeLong(dgcInterfaceHash);
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/**
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* @deprecated
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*/
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public void done(RemoteCall call) throws RemoteException {
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UnicastRemoteCall c = (UnicastRemoteCall)call;
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try{
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c.done();
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} catch(IOException e){}
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RMIObjectOutputStream rout = (RMIObjectOutputStream) out;
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rout.writeValue(this_id, this_id.getClass());
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rout.writeLong(seq);
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rout.writeValue(lease, lease.getClass());
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out.flush();
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}
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catch (IOException e2)
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{
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throw new RemoteException("DGC call failed: ", e2);
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}
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int returncode;
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Object returnval;
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DataInputStream din;
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ObjectInputStream in;
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UID ack;
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try
|
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{
|
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din = conn.getDataInputStream();
|
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|
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if ((returncode = din.readUnsignedByte()) != MESSAGE_CALL_ACK)
|
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{
|
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conn.disconnect();
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throw new RemoteException("DGC Call not acked:" + returncode);
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}
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in = conn.startObjectInputStream(); // (re)start ObjectInputStream
|
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returncode = in.readUnsignedByte();
|
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ack = UID.read(in);
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|
||||
if (returncode == RETURN_NACK)
|
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{
|
||||
returnval = in.readObject(); // get Exception
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
returnval = ((RMIObjectInputStream) in).readValue(Lease.class);
|
||||
}
|
||||
}
|
||||
catch (IOException e3)
|
||||
{
|
||||
throw new RemoteException("DGC call return failed: ", e3);
|
||||
}
|
||||
|
||||
manager.discardConnection(conn);
|
||||
|
||||
if (returncode != RETURN_ACK && returnval != null)
|
||||
{
|
||||
if (returncode == RETURN_NACK)
|
||||
throw (Exception) returnval;
|
||||
else
|
||||
throw new RemoteException("DGC unexpected returncode: " + returncode);
|
||||
}
|
||||
|
||||
return (Lease) returnval;
|
||||
}
|
||||
/**
|
||||
* Invoke the remote method on the given object. This part is overridden by
|
||||
* the activatable objects.
|
||||
*/
|
||||
protected Object invokeCommon(Remote obj, Method method, Object[] params,
|
||||
int opnum, long hash) throws Exception
|
||||
{
|
||||
UnicastConnection conn;
|
||||
try
|
||||
{
|
||||
conn = manager.getConnection();
|
||||
return invokeCommon(conn, obj, method, params, opnum, hash);
|
||||
}
|
||||
catch (IOException e1)
|
||||
{
|
||||
throw new RemoteException("connection failed to host: "
|
||||
+ manager.serverName, e1);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Invoke the remote method on the given object when connection is already
|
||||
* established.
|
||||
*/
|
||||
protected Object invokeCommon(UnicastConnection conn, Remote obj,
|
||||
Method method, Object[] params, int opnum,
|
||||
long hash) throws Exception
|
||||
{
|
||||
ObjectOutputStream out;
|
||||
DataOutputStream dout;
|
||||
try
|
||||
{
|
||||
dout = conn.getDataOutputStream();
|
||||
dout.writeByte(MESSAGE_CALL);
|
||||
|
||||
out = conn.startObjectOutputStream(); // (re)start ObjectOutputStream
|
||||
|
||||
objid.write(out);
|
||||
out.writeInt(opnum);
|
||||
out.writeLong(hash);
|
||||
|
||||
// must handle primitive class and their wrapper classes
|
||||
Class clss[] = method.getParameterTypes();
|
||||
for (int i = 0; i < clss.length; i++)
|
||||
((RMIObjectOutputStream) out).writeValue(params[i], clss[i]);
|
||||
|
||||
out.flush();
|
||||
}
|
||||
catch (IOException e2)
|
||||
{
|
||||
throw new RemoteException("call failed: ", e2);
|
||||
}
|
||||
|
||||
int returncode;
|
||||
Object returnval;
|
||||
DataInputStream din;
|
||||
ObjectInputStream in;
|
||||
UID ack;
|
||||
try
|
||||
{
|
||||
din = conn.getDataInputStream();
|
||||
|
||||
if ((returncode = din.readUnsignedByte()) != MESSAGE_CALL_ACK)
|
||||
{
|
||||
conn.disconnect();
|
||||
throw new RemoteException("Call not acked:" + returncode);
|
||||
}
|
||||
|
||||
in = conn.startObjectInputStream(); // (re)start ObjectInputStream
|
||||
returncode = in.readUnsignedByte();
|
||||
ack = UID.read(in);
|
||||
|
||||
Class cls = method.getReturnType();
|
||||
|
||||
if (returncode == RETURN_NACK)
|
||||
{
|
||||
returnval = in.readObject(); // get Exception
|
||||
|
||||
}
|
||||
else if (cls == Void.TYPE)
|
||||
{
|
||||
returnval = null;
|
||||
// in.readObject() // not required! returntype 'void' means no field
|
||||
// is returned.
|
||||
}
|
||||
else
|
||||
{
|
||||
returnval = ((RMIObjectInputStream) in).readValue(cls); // get
|
||||
// returnvalue
|
||||
}
|
||||
}
|
||||
catch (IOException e3)
|
||||
{
|
||||
// for debug: e3.printStackTrace();
|
||||
throw new RemoteException("call return failed: ", e3);
|
||||
}
|
||||
|
||||
/*
|
||||
* if DGCAck is necessary?? //According to RMI wire protocol, send a DGCAck //
|
||||
* to indicate receiving return value dout.writeByte(MESSAGE_DGCACK);
|
||||
* ack.write(dout); out.flush();
|
||||
*/
|
||||
|
||||
manager.discardConnection(conn);
|
||||
|
||||
if (returncode != RETURN_ACK && returnval != null)
|
||||
{
|
||||
if (returncode == RETURN_NACK)
|
||||
throw (Exception) returnval;
|
||||
else
|
||||
throw new RemoteException("unexpected returncode: " + returncode);
|
||||
}
|
||||
|
||||
return (returnval);
|
||||
}
|
||||
|
||||
/**
|
||||
* @deprecated
|
||||
*/
|
||||
public RemoteCall newCall(RemoteObject obj, Operation[] op, int opnum,
|
||||
long hash) throws RemoteException
|
||||
{
|
||||
UnicastConnection conn;
|
||||
|
||||
try
|
||||
{
|
||||
conn = manager.getConnection();
|
||||
}
|
||||
catch (IOException e1)
|
||||
{
|
||||
throw new ConnectException("connection failed to host: "
|
||||
+ manager.serverName, e1);
|
||||
}
|
||||
|
||||
// obj: useless?
|
||||
|
||||
return (new UnicastRemoteCall(conn, objid, opnum, hash));
|
||||
}
|
||||
|
||||
/**
|
||||
* @deprecated
|
||||
*/
|
||||
public void invoke(RemoteCall call) throws Exception
|
||||
{
|
||||
UnicastRemoteCall c = (UnicastRemoteCall) call;
|
||||
call.executeCall();
|
||||
}
|
||||
|
||||
/**
|
||||
* @deprecated
|
||||
*/
|
||||
public void done(RemoteCall call) throws RemoteException
|
||||
{
|
||||
UnicastRemoteCall c = (UnicastRemoteCall) call;
|
||||
try
|
||||
{
|
||||
c.done();
|
||||
}
|
||||
catch (IOException e)
|
||||
{
|
||||
}
|
||||
UnicastConnection conn = c.getConnection();
|
||||
manager.discardConnection(conn);
|
||||
}
|
||||
manager.discardConnection(conn);
|
||||
}
|
||||
|
||||
public void writeExternal(ObjectOutput out) throws IOException {
|
||||
if (manager == null) {
|
||||
throw new IOException("no connection");
|
||||
}
|
||||
manager.write(out);
|
||||
objid.write(out);
|
||||
// This byte is somewhat confusing when interoperating with JDK
|
||||
out.writeByte(0); //RETURN_ACK);
|
||||
}
|
||||
public void writeExternal(ObjectOutput out) throws IOException
|
||||
{
|
||||
if (manager == null)
|
||||
{
|
||||
throw new IOException("no connection");
|
||||
}
|
||||
manager.write(out);
|
||||
objid.write(out);
|
||||
// This byte is somewhat confusing when interoperating with JDK
|
||||
out.writeByte(0); // RETURN_ACK);
|
||||
}
|
||||
|
||||
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
|
||||
manager = UnicastConnectionManager.read(in);
|
||||
objid = ObjID.read(in);
|
||||
byte ack = in.readByte();
|
||||
// This byte is somewhat confusing when interoperating with JDK
|
||||
if (ack != RETURN_ACK && ack != 0/*jdk ack value*/) {
|
||||
throw new IOException("no ack found");
|
||||
}
|
||||
}
|
||||
public void readExternal(ObjectInput in) throws IOException,
|
||||
ClassNotFoundException
|
||||
{
|
||||
manager = UnicastConnectionManager.read(in);
|
||||
objid = ObjID.read(in);
|
||||
byte ack = in.readByte();
|
||||
// This byte is somewhat confusing when interoperating with JDK
|
||||
if (ack != RETURN_ACK && ack != 0/* jdk ack value */)
|
||||
{
|
||||
throw new IOException("no ack found");
|
||||
}
|
||||
|
||||
public boolean remoteEquals(RemoteRef ref) {
|
||||
throw new Error("Not implemented");
|
||||
}
|
||||
// Notify the DGC of the remote side that we hold the reference to the
|
||||
// received object. Do not notify if the client and server are on the
|
||||
// same virtual machine.
|
||||
if (manager.serverobj == null)
|
||||
LeaseRenewingTask.scheduleLeases(this);
|
||||
}
|
||||
|
||||
public int remoteHashCode() {
|
||||
throw new Error("Not implemented");
|
||||
}
|
||||
public boolean remoteEquals(RemoteRef ref)
|
||||
{
|
||||
throw new Error("Not implemented");
|
||||
}
|
||||
|
||||
public String getRefClass(ObjectOutput out) {
|
||||
return ("UnicastRef");
|
||||
}
|
||||
public int remoteHashCode()
|
||||
{
|
||||
throw new Error("Not implemented");
|
||||
}
|
||||
|
||||
public String remoteToString() {
|
||||
throw new Error("Not implemented");
|
||||
}
|
||||
public String getRefClass(ObjectOutput out)
|
||||
{
|
||||
return ("UnicastRef");
|
||||
}
|
||||
|
||||
/**
|
||||
* Return the string representing the remote reference information.
|
||||
*/
|
||||
public String remoteToString()
|
||||
{
|
||||
if (manager!=null)
|
||||
return manager.toString();
|
||||
else
|
||||
return "null manager";
|
||||
}
|
||||
|
||||
public void dump(UnicastConnection conn) {
|
||||
try {
|
||||
DataInputStream din = conn.getDataInputStream();
|
||||
for (;;) {
|
||||
int b = din.readUnsignedByte();
|
||||
System.out.print(Integer.toHexString(b));
|
||||
if (b >= 32 && b < 128) {
|
||||
System.out.print(": " + (char)b);
|
||||
}
|
||||
System.out.println();
|
||||
}
|
||||
}
|
||||
catch (IOException _) {
|
||||
}
|
||||
}
|
||||
public void dump(UnicastConnection conn)
|
||||
{
|
||||
try
|
||||
{
|
||||
DataInputStream din = conn.getDataInputStream();
|
||||
for (;;)
|
||||
{
|
||||
int b = din.readUnsignedByte();
|
||||
System.out.print(Integer.toHexString(b));
|
||||
if (b >= 32 && b < 128)
|
||||
{
|
||||
System.out.print(": " + (char) b);
|
||||
}
|
||||
System.out.println();
|
||||
}
|
||||
}
|
||||
catch (IOException _)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if this UnicastRef points to the object as the passed UnicastRef.
|
||||
* Both the object Id and manager must be the same.
|
||||
*
|
||||
* @return true if the passed reference points to the same remote object as
|
||||
* this reference, false otherwise.
|
||||
*/
|
||||
public boolean equals(Object other)
|
||||
{
|
||||
if (other instanceof UnicastRef)
|
||||
{
|
||||
UnicastRef r = (UnicastRef) other;
|
||||
return r.manager.equals(manager) && r.objid.equals(objid);
|
||||
}
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the hash code of this UnicastRef, combining hash code of the manager
|
||||
* with hash code of the object id.
|
||||
*/
|
||||
public int hashCode()
|
||||
{
|
||||
return manager.hashCode() ^ objid.hashCode();
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue