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NbObjectOutputStream (NetBeans Utilities API) - NetBeans API Javadoc 5.5.0

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org.openide.util.io
Class NbObjectOutputStream

java.lang.Object
  java.io.OutputStream
      java.io.ObjectOutputStream
          org.openide.util.io.NbObjectOutputStream

All Implemented Interfaces:

Closeable, DataOutput, Flushable, ObjectOutput, ObjectStreamConstants

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public class NbObjectOutputStream
extends ObjectOutputStream

Object output stream that could in the future be smart about saving certain objects. Also static methods to safely write an object that could cause problems during later deserialization.

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Nested Class Summary

 

Nested classes/interfaces inherited from class java.io.ObjectOutputStream
ObjectOutputStream.PutField

 

Field Summary

 

Fields inherited from interface java.io.ObjectStreamConstants

baseWireHandle, PROTOCOL_VERSION_1, PROTOCOL_VERSION_2, SC_BLOCK_DATA, SC_ENUM, SC_EXTERNALIZABLE, SC_SERIALIZABLE, SC_WRITE_METHOD, STREAM_MAGIC, STREAM_VERSION, SUBCLASS_IMPLEMENTATION_PERMISSION, SUBSTITUTION_PERMISSION, TC_ARRAY, TC_BASE, TC_BLOCKDATA, TC_BLOCKDATALONG, TC_CLASS, TC_CLASSDESC, TC_ENDBLOCKDATA, TC_ENUM, TC_EXCEPTION, TC_LONGSTRING, TC_MAX, TC_NULL, TC_OBJECT, TC_PROXYCLASSDESC, TC_REFERENCE, TC_RESET, TC_STRING

 

Constructor Summary
NbObjectOutputStream(OutputStream os)           Create a new object output.

 

Method Summary
protected  void	annotateClass(Class cl)
Object	replaceObject(Object obj)
static void	writeSafely(ObjectOutput oo, Object obj)           Writes an object safely to the object output.

 

Methods inherited from class java.io.ObjectOutputStream
annotateProxyClass, close, defaultWriteObject, drain, enableReplaceObject, flush, putFields, reset, useProtocolVersion, write, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeClassDescriptor, writeDouble, writeFields, writeFloat, writeInt, writeLong, writeObject, writeObjectOverride, writeShort, writeStreamHeader, writeUnshared, writeUTF

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

NbObjectOutputStream

public NbObjectOutputStream(OutputStream os)
                     throws IOException

Create a new object output.

Parameters:

os - the underlying output stream

Throws:

IOException - for the usual reasons

Method Detail

replaceObject

public Object replaceObject(Object obj)
                     throws IOException

Overrides:

replaceObject in class ObjectOutputStream

Throws:

IOException

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writeSafely

public static void writeSafely(ObjectOutput oo,
                               Object obj)
                        throws IOException

Writes an object safely to the object output. Can be read by NbObjectInputStream.readSafely(java.io.ObjectInput).

Parameters:

oo - object output to write to

obj - the object to write

Throws:

SafeException - if the object simply fails to be serialized

IOException - if something more serious fails

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annotateClass

protected void annotateClass(Class cl)
                      throws IOException

Overrides:

annotateClass in class ObjectOutputStream

Throws:

IOException

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Built on May 28 2007.  |  Portions Copyright 1997-2005 Sun Microsystems, Inc. All rights reserved.