More for PR libgcj/11737:

* java/io/ObjectInputStream.java (processResolution): Use
	getMethod.
	(getMethod): Make method accessible.
	(getField): Make field accessible.
	(setBooleanField): Don't call setAccessible here.
	(setByteField, setCharField, setDoubleField, setFloatField,
	setIntField, setLongField, setShortField, setObjectField):
	Likewise.
	(callReadMethod): Don't check whether method is null.  Catch
	NoSuchMethodException.
	* java/io/ObjectOutputStream.java (callWriteMethod): Initialize
	cause on thrown exceptions.

From-SVN: r70038

libjava/java/io/ObjectOutputStream.java

@@ -1197,7 +1197,8 @@ public class ObjectOutputStream extends OutputStream
   }
 
 
-  private void callWriteMethod (Object obj, ObjectStreamClass osc) throws IOException
+  private void callWriteMethod (Object obj, ObjectStreamClass osc)
+    throws IOException
   {
     Class klass = osc.forClass();
     try
@@ -1220,13 +1221,19 @@ public class ObjectOutputStream extends OutputStream
 	if (exception instanceof IOException)
 	  throw (IOException) exception;
 
-	throw new IOException ("Exception thrown from writeObject() on " +
-			       klass + ": " + exception.getClass().getName());
+	IOException ioe
+	  = new IOException ("Exception thrown from writeObject() on " +
+			     klass + ": " + exception.getClass().getName());
+	ioe.initCause(exception);
+	throw ioe;
       }
     catch (Exception x)
       {
-	throw new IOException ("Failure invoking writeObject() on " +
-			       klass + ": " + x.getClass().getName());
+	IOException ioe
+	  = new IOException ("Failure invoking writeObject() on " +
+			     klass + ": " + x.getClass().getName());
+	ioe.initCause(x);
+	throw ioe;
       }
   }