cleaned up exception specification

9 files changed, 490 insertions, 195 deletions

diff --git a/jurt/com/sun/star/lib/uno/environments/remote/IProtocol.java b/jurt/com/sun/star/lib/uno/environments/remote/IProtocol.java
index 374ed31d6c43..5f88699e3447 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/IProtocol.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/IProtocol.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: IProtocol.java,v $
  *
- *  $Revision: 1.4 $
+ *  $Revision: 1.5 $
  *
- *  last change: $Author: kr $ $Date: 2001-04-19 16:24:57 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -77,11 +77,10 @@ import com.sun.star.lib.uno.typedesc.TypeDescription;
  * This interface provides an abstraction for protocols
  * for remote bridges.
  * <p>
- * @version     $Revision: 1.4 $ $ $Date: 2001-04-19 16:24:57 $
+ * @version     $Revision: 1.5 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Kay Ramme
  * @see         com.sun.star.lib.uno.environments.remote.IMessage
  * @see         com.sun.star.lib.uno.environments.remote.Job
- * @since       UDK1.0
  */
 public interface IProtocol {
     /**
@@ -97,7 +96,7 @@ public interface IProtocol {
      * @return  thread read job.
      * @see     com.sun.star.lib.uno.environments.remote.Job
      */
-    IMessage readMessage(InputStream inputStream) throws Exception;
+    IMessage readMessage(InputStream inputStream) throws IOException;
 
 
     public void writeRequest(String oid,
@@ -106,11 +105,11 @@ public interface IProtocol {
                              ThreadID threadId,
                              Object params[],
                              Boolean synchron[],
-                             Boolean mustReply[]) throws Exception;
+                             Boolean mustReply[]);
 
-    public void writeReply(boolean exception, ThreadID threadId, Object result) throws Exception;
+    public void writeReply(boolean exception, ThreadID threadId, Object result);
 
-    public void flush(java.io.DataOutput  dataOutput) throws Exception;
+    public void flush(java.io.DataOutput dataOutput) throws IOException;
 
 
     /**
diff --git a/jurt/com/sun/star/lib/uno/environments/remote/IReceiver.java b/jurt/com/sun/star/lib/uno/environments/remote/IReceiver.java
index f9feb33d9718..120fef319268 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/IReceiver.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/IReceiver.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: IReceiver.java,v $
  *
- *  $Revision: 1.1.1.1 $
+ *  $Revision: 1.2 $
  *
- *  last change: $Author: hr $ $Date: 2000-09-18 15:27:52 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -70,10 +70,9 @@ import com.sun.star.lib.uno.environments.java.IRequester;
  * This interface is an abstraction for giving back
  * a reply for a request.
  * <p>
- * @version     $Revision: 1.1.1.1 $ $ $Date: 2000-09-18 15:27:52 $
+ * @version     $Revision: 1.2 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Kay Ramme
  * @see         com.sun.star.uno.IQueryInterface
- * @since       UDK1.0
  */
 public interface IReceiver {
     /**
@@ -87,6 +86,6 @@ public interface IReceiver {
      * @param  params      the out and in/out parameters passed with the request
      * @param  signature   the types of the out and in/out parameters
      */
-    public void sendReply(boolean exception, ThreadID threadId, Object result) throws Exception;
+    public void sendReply(boolean exception, ThreadID threadId, Object result);
 }
 
diff --git a/jurt/com/sun/star/lib/uno/environments/remote/IThreadPool.java b/jurt/com/sun/star/lib/uno/environments/remote/IThreadPool.java
index 763b68bf79da..a08ce6689f97 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/IThreadPool.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/IThreadPool.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: IThreadPool.java,v $
  *
- *  $Revision: 1.1.1.1 $
+ *  $Revision: 1.2 $
  *
- *  last change: $Author: hr $ $Date: 2000-09-18 15:27:52 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -65,7 +65,7 @@ package com.sun.star.lib.uno.environments.remote;
  * This interface is an abstraction of the various
  * threadpool implementations.
  * <p>
- * @version     $Revision: 1.1.1.1 $ $ $Date: 2000-09-18 15:27:52 $
+ * @version     $Revision: 1.2 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Joerg Budischewski
  * @see         com.sun.star.lib.uno.environments.remote.ThreadPool
  * @since       UDK1.0
@@ -86,12 +86,12 @@ public interface IThreadPool {
      * @param  disposeId    the dipose id with which the thread can be interrupted while staying in the queue
      * @see                 #enter
      */
-    public void addThread(Object disposeId) throws InterruptedException;
+    public void addThread(Object disposeId);
 
     /**
      * Removes the jobQueue for the current thread.
      */
-    public void removeThread() throws InterruptedException;
+    public void removeThread();
 
     /**
      * Queues a job into the jobQueue of the thread belonging to the jobs threadId.
@@ -99,7 +99,7 @@ public interface IThreadPool {
      * @param job       the job
      * @param disposeId the dispose id
      */
-    public void putJob(Job job, Object disposeId) throws InterruptedException;
+    public void putJob(Job job, Object disposeId);
 
     /**
      * Lets the current thread enter the ThreadPool.
@@ -107,7 +107,7 @@ public interface IThreadPool {
      * the ThreadPool when it gets a reply job.
      * <p>
      */
-    public Object enter() throws java.lang.Exception;
+    public Object enter() throws Throwable;
 
     /**
      * Interrupts all threads which have associated the dispose id.
diff --git a/jurt/com/sun/star/lib/uno/environments/remote/JavaThreadPool.java b/jurt/com/sun/star/lib/uno/environments/remote/JavaThreadPool.java
index 56ae2ef918f2..87b6f5f066ae 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/JavaThreadPool.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/JavaThreadPool.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: JavaThreadPool.java,v $
  *
- *  $Revision: 1.6 $
+ *  $Revision: 1.7 $
  *
- *  last change: $Author: kr $ $Date: 2001-03-08 12:28:12 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -72,7 +72,7 @@ import com.sun.star.uno.UnoRuntime;
 /**
  * This class implements a java thread pool.
  * <p>
- * @version     $Revision: 1.6 $ $ $Date: 2001-03-08 12:28:12 $
+ * @version     $Revision: 1.7 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Kay Ramme
  * @see         com.sun.star.uno.UnoRuntime
  * @see         com.sun.star.lib.uno.environments.remote.ThreadPool
@@ -184,7 +184,7 @@ public class JavaThreadPool implements IThreadPool {
      * @param  threadId              the thread id to use
      * @param  disposeId             the dispose id
      */
-    public JobQueue addThread(boolean createWorkerThread, ThreadID threadId, Object disposeId, JobQueue syncQueue) throws InterruptedException {
+    public JobQueue addThread(boolean createWorkerThread, ThreadID threadId, Object disposeId, JobQueue syncQueue) {
         if(_disposed) throw new RuntimeException("ThreadPool.addThread(" + threadId + ") - is disposed");
 
           if(DEBUG) System.err.println("##### ThreadPool.addThread:" + threadId);
@@ -216,7 +216,7 @@ public class JavaThreadPool implements IThreadPool {
      * @see                 #enter
      * @see com.sun.star.lib.uno.environments.remote.IThreadPool#addThread
      */
-    public void addThread(Object disposeId) throws InterruptedException {
+    public void addThread(Object disposeId) {
         if(_disposed) throw new RuntimeException("ThreadPool.addThread - is disposed");
 
         addThread(false, getThreadId(Thread.currentThread()), disposeId, null);
@@ -274,7 +274,7 @@ public class JavaThreadPool implements IThreadPool {
      */
     private Object _syncPutJob = new Object();
 
-    public void putJob(Job job, Object disposeId)  throws InterruptedException {
+    public void putJob(Job job, Object disposeId) {
         if(_disposed) throw new RuntimeException("ThreadPool.putJob - is disposed");
 
         JobQueue jobQueue = null;
@@ -302,7 +302,7 @@ public class JavaThreadPool implements IThreadPool {
      * @result   the result of final reply
      * @param threadId   the thread id to use
      */
-    public Object enter(int waitTime, ThreadID threadId) throws java.lang.Exception {
+    public Object enter(int waitTime, ThreadID threadId) throws Throwable {
         if(_disposed) throw new RuntimeException("ThreadPool.enter - is disposed");
 
         JobQueue jobQueue = (JobQueue)_jobQueues.get(threadId);
@@ -327,11 +327,11 @@ public class JavaThreadPool implements IThreadPool {
      * <p>
      * @see com.sun.star.lib.uno.environments.remote.IThreadPool#enter
      */
-    public Object enter(int waitTime) throws java.lang.Exception {
+    public Object enter(int waitTime) throws Throwable {
         return enter(waitTime, getThreadId());
     }
 
-    public Object enter() throws java.lang.Exception {
+    public Object enter() throws Throwable {
         return enter(0);
     }
 
diff --git a/jurt/com/sun/star/lib/uno/environments/remote/Job.java b/jurt/com/sun/star/lib/uno/environments/remote/Job.java
index 3a3ed5473c3d..c5265d21f17e 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/Job.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/Job.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: Job.java,v $
  *
- *  $Revision: 1.6 $
+ *  $Revision: 1.7 $
  *
- *  last change: $Author: kr $ $Date: 2001-03-12 16:49:23 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -81,7 +81,7 @@ import com.sun.star.uno.UnoRuntime;
  * The Job is an abstraction for tasks which have to be done
  * remotely because of a method invocation.
  * <p>
- * @version     $Revision: 1.6 $ $ $Date: 2001-03-12 16:49:23 $
+ * @version     $Revision: 1.7 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Kay Ramme
  * @see         com.sun.star.lib.uno.environments.remote.ThreadID
  * @see         com.sun.star.lib.uno.environments.remote.IReceiver
@@ -116,7 +116,7 @@ public class Job {
      * @param o_outs        the out parameters of the call as out parameters
      * @param o_out_sig     the out signature as an out parameter
      */
-    protected Object dispatch_MethodCall(Object params[]) throws Exception {
+    protected Object dispatch_MethodCall(Object params[]) throws InvocationTargetException, IllegalAccessException {
           Method method = _iMessage.getInterface().getMethodDescription(_iMessage.getOperation()).getMethod();
 
           if(DEBUG) System.err.println("##### " + getClass().getName() + ".dispatch_MethodCall:" + _object + " " + method.getName() + " " + params);
@@ -134,7 +134,7 @@ public class Job {
      * @param o_outs        the out parameters of the call as out parameters
      * @param o_out_sig     the out signature as an out parameter
      */
-    protected Object dispatch_queryInterface(Type type) throws Exception {
+    protected Object dispatch_queryInterface(Type type) {
         Class zInterface = ((TypeDescription)type.getTypeDescription()).getZClass();
 
         Object result = null;
@@ -154,13 +154,15 @@ public class Job {
      * <p>
      * @return  returns true if the operation is a reply
      */
-    public Object execute() throws Exception {
+    public Object execute() throws Throwable {
         Object params[][] = new Object[1][];
 
         Object result = _iMessage.getData(params);
 
+         if(DEBUG) System.err.println("##### " + getClass().getName() + ".execute:" + result);
+
         if(_iMessage.isException())
-            throw (Exception)result;
+            throw (Throwable)result;
 
         try {
             if(_iMessage.getOperation() != null) { // it is a request
@@ -175,8 +177,12 @@ public class Job {
                     _iReceiver.sendReply(false, _iMessage.getThreadID(), xresult);
             }
         }
-        catch(InvocationTargetException invocationTargetException) {
-            Throwable throwable = invocationTargetException.getTargetException();;
+          catch(Exception exception) {
+//          catch(InvocationTargetException invocationTargetException) {
+            Throwable throwable = exception;
+
+            if(exception instanceof InvocationTargetException)
+                throwable = ((InvocationTargetException)exception).getTargetException();;
 
             if(DEBUG) System.err.println("##### Job.execute - exception occured:" + throwable);
 
diff --git a/jurt/com/sun/star/lib/uno/environments/remote/JobQueue.java b/jurt/com/sun/star/lib/uno/environments/remote/JobQueue.java
index 4bd0fee16d28..7cd515c0fe44 100644
--- a/jurt/com/sun/star/lib/uno/environments/remote/JobQueue.java
+++ b/jurt/com/sun/star/lib/uno/environments/remote/JobQueue.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: JobQueue.java,v $
  *
- *  $Revision: 1.12 $
+ *  $Revision: 1.13 $
  *
- *  last change: $Author: kr $ $Date: 2001-04-17 16:14:21 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:56:03 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -83,7 +83,7 @@ import com.sun.star.uno.UnoRuntime;
  * (put by <code>putjob</code>) into the async queue, which is only
  * known by the sync queue.
  * <p>
- * @version     $Revision: 1.12 $ $ $Date: 2001-04-17 16:14:21 $
+ * @version     $Revision: 1.13 $ $ $Date: 2001-05-04 11:56:03 $
  * @author      Kay Ramme
  * @see         com.sun.star.lib.uno.environments.remote.ThreadPool
  * @see         com.sun.star.lib.uno.environments.remote.Job
@@ -154,7 +154,8 @@ public class JobQueue {
             try {
                 _javaThreadPool.enter(5000);
             }
-            catch(java.lang.Exception exception) {
+            catch(Throwable exception) {
+//              catch(java.lang.Exception exception) {
                 if(_head != null || _active) { // there was a job in progress, so give a stack
                     System.err.println(getClass().getName() + " - exception occurred:" + exception);
                     exception.printStackTrace(System.err);
@@ -326,7 +327,7 @@ public class JobQueue {
      * @return a job or null if timed out
      * @param  waitTime        the maximum amount of time to wait for a job
      */
-    private Job removeJob(int waitTime) throws InterruptedException {
+    private Job removeJob(int waitTime) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".removeJob:" + _head + " " + _threadId);
 
         Job job = null;
@@ -334,7 +335,12 @@ public class JobQueue {
             // wait max. waitTime time for a job to enter the queue
             boolean waited = false;
             while(_head == null && waitTime >= 0 && !waited) {
-                wait(waitTime);
+                try {
+                    wait(waitTime);
+                }
+                catch(InterruptedException interruptedException) {
+                    throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".removeJob - caught:" + interruptedException);
+                }
 
                 // signal that we have already waited once
                 waited = true;
@@ -360,7 +366,12 @@ public class JobQueue {
                 // wait for async queue to be empty and last job to be done
                 while(_async_jobQueue._active || _async_jobQueue._head != null) {
                     if(DEBUG) System.err.println("waiting for async:" + _async_jobQueue._head + " " +  _async_jobQueue._worker_thread);
-                    _async_jobQueue.wait(10);
+                    try {
+                        _async_jobQueue.wait(10);
+                    }
+                    catch(InterruptedException interruptedException) {
+                        throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".removeJob - caught:" + interruptedException);
+                    }
                 }
             }
         }
@@ -437,7 +448,7 @@ public class JobQueue {
      * @return the result of the final job (reply)
      * @param  disposeId  a dispose id
      */
-    Object enter(Object disposeId) throws Exception {
+    Object enter(Object disposeId) throws Throwable {
         return enter(0, disposeId); // wait infinitly
     }
 
@@ -448,7 +459,7 @@ public class JobQueue {
      * @param  waitTime   the maximum amount of time to wait for a job (0 means wait infinitly)
      * @param  disposeId  a dispose id
      */
-    Object enter(int waitTime, Object disposeId) throws Exception {
+    Object enter(int waitTime, Object disposeId) throws Throwable {
         if(DEBUG) System.err.println("#####" + getClass().getName() + ".enter: " + _threadId);
 
         boolean quit = false;
diff --git a/jurt/com/sun/star/lib/uno/protocols/urp/Marshal.java b/jurt/com/sun/star/lib/uno/protocols/urp/Marshal.java
index 02ecd47c68bc..2435a699735f 100644
--- a/jurt/com/sun/star/lib/uno/protocols/urp/Marshal.java
+++ b/jurt/com/sun/star/lib/uno/protocols/urp/Marshal.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: Marshal.java,v $
  *
- *  $Revision: 1.6 $
+ *  $Revision: 1.7 $
  *
- *  last change: $Author: kr $ $Date: 2001-03-06 17:09:08 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:57:12 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -64,13 +64,13 @@ package com.sun.star.lib.uno.protocols.urp;
 import java.io.ByteArrayInputStream;
 import java.util.Hashtable;
 import com.sun.star.uno.IEnvironment;
-import com.sun.star.uno.MappingException;
 
 
 import java.io.ByteArrayOutputStream;
 import java.io.DataOutput;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
 
 import java.lang.reflect.Array;
 import java.lang.reflect.Field;
@@ -107,7 +107,16 @@ class Marshal implements IMarshal {
 
     static private final M_InterfaceReference __null_M_InterfaceReference = new M_InterfaceReference("", (short)0xffff);
 
+    static final Class __anyArray;
 
+    static {
+        try {
+            __anyArray = Class.forName("[Lcom.sun.star.uno.Any;");
+        }
+        catch(ClassNotFoundException classNotFoundException) {
+            throw new com.sun.star.uno.RuntimeException("urp.Marshal.<cinit> - unexpected:" + classNotFoundException);
+        }
+    }
 
     static class M_ThreadId {
         public byte  full[];
@@ -153,13 +162,14 @@ class Marshal implements IMarshal {
         _threadIdCache = new Cache(cacheSize);
     }
 
-    void writeAny(Object object) throws Exception {
+    void writeAny(Object object) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeAny:" + object);
 
         TypeDescription typeDescription = null;
 
         if(object == null)
-            typeDescription = TypeDescription.__void_TypeDescription;
+            typeDescription = TypeDescription.getTypeDescription(XInterface.class);
+//              typeDescription = TypeDescription.__void_TypeDescription;
 
         else if(object instanceof Any) {
             Any any = (Any)object;
@@ -177,21 +187,44 @@ class Marshal implements IMarshal {
         writeObject(typeDescription, object);
     }
 
-    void writeBoolean(Boolean zBoolean) throws Exception {
+    void writeboolean(boolean bool) {
+        try {
+            _dataOutput.writeBoolean(bool);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeboolean - unexpected: " + iOException);
+        }
+    }
+
+    void writeBoolean(Boolean zBoolean) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeBoolean:" + zBoolean);
 
-        _dataOutput.writeBoolean(zBoolean.booleanValue());
+        writeboolean(zBoolean.booleanValue());
     }
 
-    void writebyte(byte zbyte) throws Exception {
+    void writebyte(byte zbyte) {
         int ibyte = zbyte & 0xff;
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writebyte:" + ibyte);
 
-        _dataOutput.writeByte(ibyte);
+        try {
+            _dataOutput.writeByte(ibyte);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writebyte - unexpected: " + iOException);
+        }
     }
 
-    void writebyteSequence(byte bytes[]) throws Exception {
+    void write(byte bytes[]) {
+        try {
+            _dataOutput.write(bytes);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".write - unexpected: " + iOException);
+        }
+    }
+
+    void writebyteSequence(byte bytes[]) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writebyteSequence:" + bytes);
 
         int size = 0;
@@ -204,34 +237,56 @@ class Marshal implements IMarshal {
         writeCompressedInt(size);
 
         if(size != 0)
-            _dataOutput.write(bytes);
+            write(bytes);
     }
 
-    void writeByte(Byte zByte) throws Exception {
+    void writeByte(Byte zByte) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeByte:" + zByte);
 
-        _dataOutput.writeByte(zByte.byteValue());
+        writebyte(zByte.byteValue());
     }
 
-    void writeCharacter(Character character) throws Exception {
+    void writechar(char zchar) {
+        if(DEBUG) System.err.println("##### " + getClass().getName() + ".writechar:" + zchar);
+
+        try {
+            _dataOutput.writeChar(zchar);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writechar - unexpected: " + iOException);
+        }
+    }
+
+    void writeCharacter(Character character) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeCharacter:" + character);
 
-        _dataOutput.writeChar(character.charValue());
+        writechar(character.charValue());
     }
 
-    void writeDouble(Double zDouble) throws Exception {
+    void writedouble(double zdouble) {
+        if(DEBUG) System.err.println("##### " + getClass().getName() + ".writedouble:" + zdouble);
+
+        try {
+            _dataOutput.writeDouble(zdouble);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writedouble - unexpected: " + iOException);
+        }
+    }
+
+    void writeDouble(Double zDouble) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeDouble:" + zDouble);
 
-        _dataOutput.writeDouble(zDouble.doubleValue());
+        writedouble(zDouble.doubleValue());
     }
 
-    void writeEnum(Enum enum) throws Exception {
+    void writeEnum(Enum enum) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeEnum:" + enum + " " + enum.getValue());
 
         writeint(enum.getValue());
     }
 
-    void writeThrowable(TypeDescription typeDescription, Throwable throwable) throws Exception {
+    void writeThrowable(TypeDescription typeDescription, Throwable throwable) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeThrowable:" + throwable);
 
         String message = throwable.getMessage();
@@ -240,31 +295,58 @@ class Marshal implements IMarshal {
         writeStruct(typeDescription, throwable);
     }
 
-    void writeFloat(Float zFloat) throws Exception {
+    void writefloat(float zfloat) {
+        if(DEBUG) System.err.println("##### " + getClass().getName() + ".writefloat:" + zfloat);
+
+        try {
+            _dataOutput.writeFloat(zfloat);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writefloat - unexpected: " + iOException);
+        }
+    }
+
+    void writeFloat(Float zFloat) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeFloat:" + zFloat);
 
-        _dataOutput.writeFloat(zFloat.floatValue());
+        writefloat(zFloat.floatValue());
     }
 
-    void writeInteger(Integer integer) throws Exception {
+    void writeInteger(Integer integer) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeInteger:" + integer);
 
-        _dataOutput.writeInt(integer.intValue());
+        writeint(integer.intValue());
     }
 
-    void writeint(int zint) throws Exception {
+    void writeint(int zint) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeint:" + zint);
 
-        _dataOutput.writeInt(zint);
+        try {
+            _dataOutput.writeInt(zint);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeint - unexpected: " + iOException);
+        }
+    }
+
+    void writelong(long zlong) {
+        if(DEBUG) System.err.println("##### " + getClass().getName() + ".writelong:" + zlong);
+
+        try {
+            _dataOutput.writeLong(zlong);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writelong - unexpected: " + iOException);
+        }
     }
 
-    void writeLong(Long zLong) throws Exception {
+    void writeLong(Long zLong) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeLong:" + zLong);
 
-        _dataOutput.writeLong(zLong.longValue());
+        writelong(zLong.longValue());
     }
 
-    public void writeObject(TypeDescription typeDescription, Object object) throws Exception {
+    public void writeObject(TypeDescription typeDescription, Object object) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeObject: <" + typeDescription + "> <" + object + ">");
 
         switch(typeDescription.getTypeClass().getValue()) {
@@ -299,7 +381,7 @@ class Marshal implements IMarshal {
         }
     }
 
-    void writeOid(String oid) throws Exception {
+    void writeOid(String oid) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeOid:" + oid);
 
         M_InterfaceReference m_InterfaceReference = null;
@@ -320,14 +402,14 @@ class Marshal implements IMarshal {
         writeObject(__M_InterfaceReferenceTypeDescription, m_InterfaceReference);
     }
 
-    void writeReference(TypeDescription typeDescription, Object object) throws Exception {
+    void writeReference(TypeDescription typeDescription, Object object) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeReference:" + typeDescription + " " + object);
 
         // map the object to universe
         writeOid(object != null ? (String)_iBridge.mapInterfaceTo(object, new Type(typeDescription)) : null);
     }
 
-    void writeSequence(TypeDescription typeDescription, Object object) throws Exception {
+    void writeSequence(TypeDescription typeDescription, Object object) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeSequence:" + typeDescription + " " + object);
 
         if(typeDescription.getTypeClass() == TypeClass.BYTE) // write a byte sequence ?
@@ -348,39 +430,49 @@ class Marshal implements IMarshal {
         }
     }
 
-    void writeShort(Short zShort) throws Exception {
+    void writeShort(Short zShort) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeShort:" + zShort);
 
-        _dataOutput.writeShort(zShort.shortValue());
+        writeshort(zShort.shortValue());
     }
 
-    void writeshort(short zshort) throws Exception {
+    void writeshort(short zshort) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeshort:" + zshort);
 
-        _dataOutput.writeShort(zshort);
+        try {
+            _dataOutput.writeShort(zshort);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeshort - unexpected: " + iOException);
+        }
     }
 
-    void writeCompressedInt(int size) throws Exception {
+    void writeCompressedInt(int size) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeCompressedInt:" + size);
 
         if(size >= 255) {
-            _dataOutput.writeByte((byte)0xff);
-            _dataOutput.writeInt(size);
+            writebyte((byte)0xff);
+            writeint(size);
         }
         else
-            _dataOutput.writeByte((byte)size);
+            writebyte((byte)size);
     }
 
-    void writeString(String string) throws Exception {
+    void writeString(String string) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeString:" + string);
 
-        byte bytes[] = string.getBytes("UTF8");
+        try {
+            byte bytes[] = string.getBytes("UTF8");
 
-        writeCompressedInt(bytes.length);
-        _dataOutput.write(bytes);
+            writeCompressedInt(bytes.length);
+            write(bytes);
+        }
+        catch(UnsupportedEncodingException unsupportedEncodingException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeString - unexpected:" + unsupportedEncodingException);
+        }
     }
 
-    void writeStruct(TypeDescription typeDescription, Object object) throws Exception {
+    void writeStruct(TypeDescription typeDescription, Object object) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeStruct:" + typeDescription + " " + object);
 
         Field fields[] = typeDescription.getFields();
@@ -394,7 +486,7 @@ class Marshal implements IMarshal {
                 if(memberTypeInfo != null) { // do we have any type infos?
                     if(memberTypeInfo.isAny()) // is the member any any?
                         if(zInterface.isArray())
-                            zInterface = Class.forName("[Lcom.sun.star.uno.Any;");
+                            zInterface = __anyArray;
                         else
                             zInterface = Any.class;
 
@@ -406,19 +498,30 @@ class Marshal implements IMarshal {
                         if(!XInterface.class.isAssignableFrom(fields[i].getType())) // is the member type not derived of XInterface ?
                             xInterface = XInterface.class; // ensure that we write at least an XInterface
 
-                        if(zInterface.isArray())
-                            zInterface = Class.forName("[L" + xInterface.getName() + ";");
+                        if(zInterface.isArray()) {
+                            try {
+                                zInterface = Class.forName("[L" + xInterface.getName() + ";");
+                            }
+                            catch(ClassNotFoundException classNotFoundException) {
+                                throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeStruct - unexpected:" + classNotFoundException);
+                            }
+                        }
                         else
                             zInterface = xInterface;
                     }
                 }
 
-                writeObject(TypeDescription.getTypeDescription(zInterface), fields[i].get(object));
+                try {
+                    writeObject(TypeDescription.getTypeDescription(zInterface), fields[i].get(object));
+                }
+                catch(IllegalAccessException illegalAccessException) {
+                    throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeStruct - unexpected:" + illegalAccessException);
+                }
             }
         }
     }
 
-    void writeThreadID(ThreadID threadID) throws Exception {
+    void writeThreadID(ThreadID threadID) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeThreadID:" + threadID);
 
         boolean found[] = new boolean[1];
@@ -433,11 +536,12 @@ class Marshal implements IMarshal {
         writeObject(__M_ThreadIdTypeDescription, m_ThreadId);
     }
 
-    void writeTypeDescrption(TypeDescription typeDescription) throws Exception {
+    void writeTypeDescrption(TypeDescription typeDescription) {
         TypeClass typeClass = typeDescription.getTypeClass();
 
         if(TypeDescription.isTypeClassSimple(typeClass))
-            _dataOutput.writeByte((byte)typeClass.getValue()); // write the typeclass value
+            writebyte((byte)typeClass.getValue()); // write the typeclass value
+
         else {
             boolean found[] = new boolean[1];
             short index;
@@ -447,19 +551,19 @@ class Marshal implements IMarshal {
             else
                 index = (short)0xffff;
 
-            _dataOutput.writeByte((byte)(typeClass.getValue() | (found[0] ? 0x0 : 0x80))); // write the typeclass value
+            writebyte((byte)(typeClass.getValue() | (found[0] ? 0x0 : 0x80))); // write the typeclass value
 
-            _dataOutput.writeShort(index); // write the cache index
+            writeshort(index); // write the cache index
 
             if(!found[0]) // if not found in cache and the type is complex, write the type name
                 writeString(typeDescription.getTypeName());
         }
     }
 
-    void writeUnion(Union union) throws Exception {
+    void writeUnion(Union union) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeUnion:" + union);
 
-        throw new Exception("Marshal.writeUnion is not implemented yet!!!");
+        throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".writeUnion is not implemented yet!!!");
     }
 
     public byte []reset() {
diff --git a/jurt/com/sun/star/lib/uno/protocols/urp/Unmarshal.java b/jurt/com/sun/star/lib/uno/protocols/urp/Unmarshal.java
index 8409b5af1265..bc3d5bbbe259 100644
--- a/jurt/com/sun/star/lib/uno/protocols/urp/Unmarshal.java
+++ b/jurt/com/sun/star/lib/uno/protocols/urp/Unmarshal.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: Unmarshal.java,v $
  *
- *  $Revision: 1.6 $
+ *  $Revision: 1.7 $
  *
- *  last change: $Author: kr $ $Date: 2001-04-20 11:57:33 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:57:12 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -64,11 +64,14 @@ package com.sun.star.lib.uno.protocols.urp;
 import java.io.ByteArrayInputStream;
 import java.io.DataInput;
 import java.io.DataInputStream;
+import java.io.IOException;
 import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
 
 import java.lang.reflect.Array;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 
@@ -116,7 +119,7 @@ class Unmarshal implements IUnmarshal {
         _dataInput            = new DataInputStream(_inputStream);
     }
 
-    Object readAny() throws Exception {
+    Object readAny() {
         TypeDescription typeDescription = readTypeDescription();
         Object object = readObject(typeDescription);
 
@@ -130,106 +133,225 @@ class Unmarshal implements IUnmarshal {
         return object;
     }
 
-    Boolean readBoolean() throws Exception {
-        Boolean result =  new Boolean(_dataInput.readBoolean());
+    boolean readboolean() {
+        boolean bool;
+
+        try {
+            bool = _dataInput.readBoolean();
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readboolean - unexpected:" + iOException);
+        }
+
+        return bool;
+    }
+
+    Boolean readBoolean() {
+        Boolean result =  new Boolean(readboolean());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readBoolean:" + result);
 
         return result;
     }
 
-    Byte readByte() throws Exception {
-        Byte result = new Byte(_dataInput.readByte());
+    Byte readByte() {
+        Byte result = new Byte(readbyte());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readByte:" + result);
 
         return result;
     }
 
-    byte readbyte() throws Exception {
-          byte result = (byte)(_dataInput.readByte() & 0xff);
+    byte readbyte() {
+        try {
+            byte result = (byte)(_dataInput.readByte() & 0xff);
 
-        if(DEBUG) System.err.println("##### " + getClass().getName() + ".readbyte:" + (result & 0xff));
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readbyte:" + (result & 0xff));
 
-        return result;
+            return result;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readByte - unexpected:" + iOException);
+        }
     }
 
-    byte []readbyteSequence() throws Exception {
+    void read(byte bytes[]) {
+        try {
+            _inputStream.read(bytes);
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".read:" + bytes);
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".read - unexpected:" + iOException);
+        }
+    }
+
+    byte []readbyteSequence() {
         int size = readCompressedInt();
         byte bytes[] = new byte[size];
 
-        _inputStream.read(bytes);
+        read(bytes);
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readbyteSequence:" + bytes);
 
         return bytes;
     }
 
-    Character readCharacter() throws Exception {
-        Character result = new Character(_dataInput.readChar());
+    char readchar() {
+        try {
+            char zchar = _dataInput.readChar();
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readChar:" + zchar);
+
+            return zchar;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readChar - unexpected:" + iOException);
+        }
+    }
+
+    Character readCharacter() {
+        Character result = new Character(readchar());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readChar:" + result);
 
         return result;
     }
 
-    Double readDouble() throws Exception {
-        Double result = new Double(_dataInput.readDouble());
+    double readdouble() {
+        try {
+            double zdouble = _dataInput.readDouble();
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readDouble:" + zdouble);
+
+            return zdouble;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readDouble - unexpected:" + iOException);
+        }
+    }
+
+    Double readDouble() {
+        Double result = new Double(readdouble());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readDouble:" + result);
 
         return result;
     }
 
-    Enum readEnum(TypeDescription typeDescription) throws Exception {
-        Integer index = readInteger();
+    Enum readEnum(TypeDescription typeDescription) {
+        try {
+            Integer index = readInteger();
 
-        Method fromInt = typeDescription.getZClass().getMethod("fromInt", new Class[] {int.class});
-        Enum result = (Enum)fromInt.invoke(null, new Object[]{index});
+            Method fromInt = typeDescription.getZClass().getMethod("fromInt", new Class[] {int.class});
+            Enum result = (Enum)fromInt.invoke(null, new Object[]{index});
 
-        if(DEBUG) System.err.println("##### " + getClass().getName() + ".readEnum:" + result);
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readEnum:" + result);
 
-        return result;
+            return result;
+        }
+        catch(NoSuchMethodException noSuchMethodException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readEnum - unexpected:" + noSuchMethodException);
+        }
+        catch(InvocationTargetException invocationTargetException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readEnum - unexpected:" + invocationTargetException);
+        }
+        catch(IllegalAccessException illegalAccessException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readEnum - unexpected:" + illegalAccessException);
+        }
     }
 
-    Throwable readThrowable(TypeDescription typeDescription) throws Exception {
-        String message = readString();
+    Throwable readThrowable(TypeDescription typeDescription) {
+        try {
+            String message = readString();
 
-        Constructor constructor = typeDescription.getZClass().getConstructor(new Class[]{String.class});
-        Throwable throwable = (Throwable)constructor.newInstance(new Object[]{message});
+            Constructor constructor = typeDescription.getZClass().getConstructor(new Class[]{String.class});
+            Throwable throwable = (Throwable)constructor.newInstance(new Object[]{message});
 
-        readStruct(typeDescription, throwable);
+            readStruct(typeDescription, throwable);
 
-        if(DEBUG) System.err.println("##### " + getClass().getName() + ".readThrowable:" + throwable);
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readThrowable:" + throwable);
 
-        return throwable;
+            return throwable;
+        }
+        catch(NoSuchMethodException noSuchMethodException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readThrowable - unexpected:" + noSuchMethodException);
+        }
+        catch(InvocationTargetException invocationTargetException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readThrowable - unexpected:" + invocationTargetException);
+        }
+        catch(IllegalAccessException illegalAccessException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readThrowable - unexpected:" + illegalAccessException);
+        }
+        catch(InstantiationException instantiationException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readThrowable - unexpected:" + instantiationException);
+        }
     }
 
-    Float readFloat() throws Exception {
-        Float result = new Float(_dataInput.readFloat());
+    float readfloat() {
+        try {
+            float zfloat = _dataInput.readFloat();
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readFloat:" + zfloat);
+
+            return zfloat;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readfloat - unexpected:" + iOException);
+        }
+    }
+
+    Float readFloat() {
+        Float result = new Float(readfloat());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readFloat:" + result);
 
         return result;
     }
 
-    Integer readInteger() throws Exception {
-        Integer result = new Integer(_dataInput.readInt());
+    int readint() {
+        try {
+            int zint = _dataInput.readInt();
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readint:" + zint);
+
+            return zint;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readint - unexpected:" + iOException);
+        }
+    }
+
+    Integer readInteger() {
+        Integer result = new Integer(readint());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readInteger:" + result);
 
         return result;
     }
 
-    Long readLong() throws Exception {
-        Long result = new Long(_dataInput.readLong());
+    long readlong() {
+        try {
+            long zlong = _dataInput.readLong();
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readlong:" + zlong);
+
+            return zlong;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readlong - unexpected:" + iOException);
+        }
+    }
+
+    Long readLong() {
+        Long result = new Long(readlong());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readLong:" + result);
 
         return result;
     }
 
-    public Object readObject(TypeDescription typeDescription) throws Exception {
+    public Object readObject(TypeDescription typeDescription) {
         Object result = null;
 
         switch(typeDescription.getTypeClass().getValue()) {
@@ -271,7 +393,7 @@ class Unmarshal implements IUnmarshal {
         return result;
     }
 
-    String readOid() throws Exception {
+    String readOid() {
         Marshal.M_InterfaceReference m_InterfaceReference = (Marshal.M_InterfaceReference)readObject(Marshal.__M_InterfaceReferenceTypeDescription);
 
         String oid = null;
@@ -290,7 +412,7 @@ class Unmarshal implements IUnmarshal {
         return oid;
     }
 
-    Object readReference(TypeDescription typeDescription) throws Exception {
+    Object readReference(TypeDescription typeDescription) {
         Object oid = readOid();;
 
         // the result is a null ref, in case cache and oid are invalid
@@ -305,7 +427,7 @@ class Unmarshal implements IUnmarshal {
         return result;
     }
 
-    Object readSequence(TypeDescription typeDescription) throws Exception {
+    Object readSequence(TypeDescription typeDescription) {
         Object result = null;
         if(typeDescription.getTypeClass() == TypeClass.BYTE) // read a byte sequence ?
               result = readbyteSequence();
@@ -329,43 +451,53 @@ class Unmarshal implements IUnmarshal {
         return result;
     }
 
-    Short readShort() throws Exception {
-        Short result = new Short(_dataInput.readShort());
+    Short readShort() {
+        Short result = new Short(readshort());
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readShort:" + result);
 
         return result;
     }
 
-    short readshort() throws Exception {
-        short result = _dataInput.readShort();
+    short readshort() {
+        try {
+            short result = _dataInput.readShort();
 
-        if(DEBUG) System.err.println("##### " + getClass().getName() + ".readshort:" + result);
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readshort:" + result);
 
-        return result;
+            return result;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readshort - unexpected:" + iOException);
+        }
     }
 
-    int readCompressedInt() throws Exception {
-        int result = _dataInput.readByte() & 0xff;
+    int readCompressedInt() {
+        int result = readbyte() & 0xff;
 
         if(result == 255) // if 255 then there follows a complete int
-            result = _dataInput.readInt();
+            result = readint();
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readCompressedInt:" + result);
 
         return result;
     }
 
-    String readString() throws Exception {
-        int utflen = readCompressedInt(); // the size of the string
+    String readString() {
+        try {
+            int utflen = readCompressedInt(); // the size of the string
 
-        byte bytes[] = new byte[utflen];
-        _inputStream.read(bytes);
+            byte bytes[] = new byte[utflen];
+            read(bytes);
 
-        return new String(bytes, "UTF8");
+            return new String(bytes, "UTF8");
+        }
+        catch(UnsupportedEncodingException unsupportedEncodingException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readString - unexpected:" + unsupportedEncodingException);
+        }
     }
 
-    void readStruct(TypeDescription typeDescription, Object object) throws Exception {
+    void readStruct(TypeDescription typeDescription, Object object) {
         Field fields[] = typeDescription.getFields();
 
         for(int i = 0; i < fields.length; ++ i) {
@@ -378,7 +510,7 @@ class Unmarshal implements IUnmarshal {
                 if(memberTypeInfo != null) {
                     if(memberTypeInfo.isAny()) // is the member an any?
                         if(zInterface.isArray())
-                            zInterface = Class.forName("[Lcom.sun.star.uno.Any;");
+                            zInterface = Marshal.__anyArray;
                         else
                             zInterface = Any.class;
 
@@ -405,29 +537,48 @@ class Unmarshal implements IUnmarshal {
                             -- array_deepness;
                         }
 
-                        if(array_prefix.length() != 0)
-                            xInterface = Class.forName(array_prefix + "L" + xInterface.getName() + ";");
+                        if(array_prefix.length() != 0) {
+                            try {
+                                xInterface = Class.forName(array_prefix + "L" + xInterface.getName() + ";");
+                            }
+                            catch(ClassNotFoundException classNotFoundException) {
+                                throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readStruct - unexpected:" + classNotFoundException);
+                            }
+                        }
 
                         zInterface = xInterface;
                     }
                 }
 
-                fields[i].set(object, readObject(TypeDescription.getTypeDescription(zInterface)));
+                try {
+                    fields[i].set(object, readObject(TypeDescription.getTypeDescription(zInterface)));
+                }
+                catch(IllegalAccessException illegalAccessException) {
+                    throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readStruct - unexpected:" + illegalAccessException);
+                }
             }
         }
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readStruct:" + object);
     }
 
-    Object readStruct(TypeDescription typeDescription) throws Exception {
-        Object object = typeDescription.getZClass().newInstance();
+    Object readStruct(TypeDescription typeDescription) {
+        try {
+            Object object = typeDescription.getZClass().newInstance();
 
-        readStruct(typeDescription, object);
+            readStruct(typeDescription, object);
 
-        return object;
+            return object;
+        }
+        catch(IllegalAccessException illegalAccessException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readStruct - unexpected:" + illegalAccessException);
+        }
+        catch(InstantiationException instantiationException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readStruct - unexpected:" + instantiationException);
+        }
     }
 
-    ThreadID readThreadID() throws Exception {
+    ThreadID readThreadID() {
         Marshal.M_ThreadId m_threadId = (Marshal.M_ThreadId)readObject(Marshal.__M_ThreadIdTypeDescription);
 
         ThreadID threadId = null;
@@ -446,8 +597,22 @@ class Unmarshal implements IUnmarshal {
         return threadId;
     }
 
-    TypeDescription readTypeDescription() throws Exception {
-        int typeClassValue = _dataInput.readUnsignedByte() & 0xff;
+
+    int readunsignedbyte() {
+        try {
+            int result = (byte)(_dataInput.readUnsignedByte() & 0xff);
+
+            if(DEBUG) System.err.println("##### " + getClass().getName() + ".readunsignedbyte:" + result);
+
+            return result;
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readunsignedbyte - unexpected:" + iOException);
+        }
+    }
+
+    TypeDescription readTypeDescription() {
+        int typeClassValue = readunsignedbyte() & 0xff;
 
         TypeClass typeClass = TypeClass.fromInt(typeClassValue & 0x7f);
         TypeDescription typeDescription = null;
@@ -456,18 +621,24 @@ class Unmarshal implements IUnmarshal {
             typeDescription = TypeDescription.getTypeDescription(typeClass);
 
         else {
-            short index = _dataInput.readShort(); // the cache index
+            try {
+                short index = readshort(); // the cache index
 
-            if(index != (short)0xffff) { // shall we update the cache?
-                if((typeClassValue & 0x80) != 0) // update the cache?
-                    _typeDescriptionCache[index] = TypeDescription.getTypeDescription(readString());
+                if(index != (short)0xffff) { // shall we update the cache?
+                    if((typeClassValue & 0x80) != 0) {// update the cache?
+                        _typeDescriptionCache[index] = TypeDescription.getTypeDescription(readString());
 //                      _typeDescriptionCache[index] = TypeDescription.getType(typeClass, readString());
+                    }
 
-                typeDescription = _typeDescriptionCache[index];
-            }
-            else
-                typeDescription = TypeDescription.getTypeDescription(readString());
+                    typeDescription = _typeDescriptionCache[index];
+                }
+                else
+                    typeDescription = TypeDescription.getTypeDescription(readString());
 //                  type = TypeDescription.getType(typeClass, readString());
+            }
+            catch(ClassNotFoundException classNotFoundException) {
+                throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readTypeDescription - unexpected:" + classNotFoundException);
+            }
         }
 
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readType:" + typeDescription);
@@ -475,8 +646,8 @@ class Unmarshal implements IUnmarshal {
         return typeDescription;
     }
 
-    Union readUnion(TypeDescription typeDescription) throws Exception {
-        throw new Exception("Unmarshal.readUnion - not implemented!!!");
+    Union readUnion(TypeDescription typeDescription) {
+        throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".readUnion - not implemented!!!");
     }
 
     void reset(byte bytes[]) {
@@ -484,7 +655,12 @@ class Unmarshal implements IUnmarshal {
         _dataInput = new DataInputStream(_inputStream);
     }
 
-    int bytesLeft() throws Exception {
-        return _inputStream.available();
+    int bytesLeft() {
+        try {
+            return _inputStream.available();
+        }
+        catch(IOException iOException) {
+            throw new com.sun.star.uno.RuntimeException(getClass().getName() + ".bytesLeft - unexpected:" + iOException);
+        }
     }
 }
diff --git a/jurt/com/sun/star/lib/uno/protocols/urp/urp.java b/jurt/com/sun/star/lib/uno/protocols/urp/urp.java
index b7a85ad67b9d..04d53b9bc8e4 100644
--- a/jurt/com/sun/star/lib/uno/protocols/urp/urp.java
+++ b/jurt/com/sun/star/lib/uno/protocols/urp/urp.java
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: urp.java,v $
  *
- *  $Revision: 1.7 $
+ *  $Revision: 1.8 $
  *
- *  last change: $Author: kr $ $Date: 2001-04-20 10:28:13 $
+ *  last change: $Author: kr $ $Date: 2001-05-04 11:57:12 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -95,7 +95,7 @@ import com.sun.star.uno.Type;
  * from uno. The functionality is reachable through
  * the <code>IProtocol</code> interface.
  * <p>
- * @version     $Revision: 1.7 $ $ $Date: 2001-04-20 10:28:13 $
+ * @version     $Revision: 1.8 $ $ $Date: 2001-05-04 11:57:12 $
  * @author      Kay Ramme
  * @see         com.sun.star.lib.uno.environments.remote.IProtocol
  * @since       UDK1.0
@@ -162,7 +162,7 @@ public class urp extends Protocol {
         return "urp";
     }
 
-    private Object readReply(byte header, boolean exception[]) throws Exception {
+    private Object readReply(byte header, boolean exception[]) {
         if((header & NEWTID) != 0) // new thread id ?
             _in_threadId = _unmarshal.readThreadID();
 
@@ -195,7 +195,7 @@ public class urp extends Protocol {
     }
 
 
-    private Object []readParams(MethodDescription methodDescription) throws Exception {
+    private Object []readParams(MethodDescription methodDescription) {
         TypeDescription in_sig[] = methodDescription.getInSignature();
         TypeDescription out_sig[] = methodDescription.getOutSignature();
 
@@ -218,7 +218,7 @@ public class urp extends Protocol {
     }
 
 
-    private void readShortRequest(byte header, String operation[], Object param[][], boolean synchron[]) throws Exception  {
+    private void readShortRequest(byte header, String operation[], Object param[][], boolean synchron[]) {
         ++ _requestsRecieved;
 
         int methodId = 0;
@@ -242,7 +242,7 @@ public class urp extends Protocol {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readShortRequest:" + _in_oid + " " + operation[0] + " " + synchron[0]);
     }
 
-    private void readLongRequest(byte header, String operation[], Object param[][], boolean synchron[], boolean mustReply[]) throws Exception  {
+    private void readLongRequest(byte header, String operation[], Object param[][], boolean synchron[], boolean mustReply[]) {
         ++ _requestsRecieved;
 
         // read the extended flags
@@ -286,7 +286,7 @@ public class urp extends Protocol {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".readLongRequest:" + _in_oid + " " + operation[0] + " " + synchron[0]);
     }
 
-    private Object readMessage(String operation[], Object param[], boolean synchron[], boolean mustReply[], boolean exception[]) throws Exception {
+    private Object readMessage(String operation[], Object param[], boolean synchron[], boolean mustReply[], boolean exception[]) {
         byte header = _unmarshal.readbyte();
 
         Class signature[];
@@ -317,7 +317,7 @@ public class urp extends Protocol {
                              ThreadID threadId,
                              Object params[],
                              Boolean synchron[],
-                             Boolean mustReply[]) throws Exception
+                             Boolean mustReply[])
    {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeRequest:" + oid + " " + zInterface + " " + operation);
 
@@ -441,7 +441,7 @@ public class urp extends Protocol {
             putPendingRequest(_out_threadId, new Object[]{params, out_sig, methodDescription.getReturnSig()});
     }
 
-    public void writeReply(boolean exception, ThreadID threadId, Object result) throws Exception {
+    public void writeReply(boolean exception, ThreadID threadId, Object result) {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeReply:" + exception + " " + threadId + " " + result);
 
         ++ _message_count;
@@ -483,7 +483,7 @@ public class urp extends Protocol {
     }
 
 
-    private byte []readBlock(DataInput dataInput) throws Exception {
+    private byte []readBlock(DataInput dataInput) throws IOException {
         int size = dataInput.readInt();
         int message_count = dataInput.readInt();
 
@@ -496,7 +496,7 @@ public class urp extends Protocol {
         return bytes;
     }
 
-    private void writeBlock(DataOutput  dataOutput, byte bytes[], int message_count) throws Exception {
+    private void writeBlock(DataOutput  dataOutput, byte bytes[], int message_count) throws IOException {
         if(DEBUG) System.err.println("##### " + getClass().getName() + ".writeBlock: size:" + bytes.length + " message_count:" + message_count);
 
           if(message_count != 1)
@@ -568,7 +568,7 @@ public class urp extends Protocol {
             return _oid;
         }
 
-        public Object getData(Object params[][]) throws Exception {
+        public Object getData(Object params[][]) {
             params[0]    = _params;
 
             return _result;
@@ -582,7 +582,7 @@ public class urp extends Protocol {
      * @see     com.sun.star.lib.uno.environments.remote.Job
      * @see                  com.sun.star.lib.uno.environments.remote.IProtocol#readJob
      */
-    public IMessage readMessage(InputStream inputStream) throws Exception {
+    public IMessage readMessage(InputStream inputStream) throws IOException {
         IMessage iMessage = null;
 
           while(iMessage == null) { // try hard to get a message
@@ -632,7 +632,7 @@ public class urp extends Protocol {
     }
 
 
-    public void flush(DataOutput  dataOutput) throws Exception {
+    public void flush(DataOutput dataOutput) throws IOException {
         if(_message_count > 0) {
             writeBlock(dataOutput, _marshal.reset(), _message_count);