gnu.classpath.jdwp.util

Class Value


public class Value
extends Object

A class to read/write JDWP tagged and untagged values.

Method Summary

static Object
getObj(ByteBuffer bb)
Reads the appropriate object for the tagged value contained in the ByteBuffer.
static Object
getUntaggedObj(ByteBuffer bb, byte tag)
Reads the an object of the given Class from the untagged value contained in the ByteBuffer.
static Object
getUntaggedObj(ByteBuffer bb, Class type)
Reads an object of the given Class from the untagged value contained in the ByteBuffer.
static void
writeTaggedValue(DataOutputStream os, Object obj)
Will write the given object as a tagged value to the DataOutputStream.
static void
writeUntaggedValue(DataOutputStream os, Object obj)
Will write the given object as an untagged value to the DataOutputStream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

getObj

public static Object getObj(ByteBuffer bb)
            throws JdwpException,
                   IOException
Reads the appropriate object for the tagged value contained in the ByteBuffer.
Parameters:
bb - contains the Object
Returns:
The Object referenced by the value

getUntaggedObj

public static Object getUntaggedObj(ByteBuffer bb,
                                    byte tag)
            throws JdwpException,
                   IOException
Reads the an object of the given Class from the untagged value contained in the ByteBuffer.
Parameters:
bb - contains the Object
tag - TAG of the Value to be read
Returns:
the object

getUntaggedObj

public static Object getUntaggedObj(ByteBuffer bb,
                                    Class type)
            throws JdwpException,
                   IOException
Reads an object of the given Class from the untagged value contained in the ByteBuffer.
Parameters:
bb - contains the Object
type - corresponds to the TAG of value to be read
Returns:
the resultant object

writeTaggedValue

public static void writeTaggedValue(DataOutputStream os,
                                    Object obj)
            throws JdwpException,
                   IOException
Will write the given object as a tagged value to the DataOutputStream.
Parameters:
os - write the value here
obj - the Object to write
Throws:
IOException -

writeUntaggedValue

public static void writeUntaggedValue(DataOutputStream os,
                                      Object obj)
            throws JdwpException,
                   IOException
Will write the given object as an untagged value to the DataOutputStream.
Parameters:
os - write the value here
obj - the Object to write
Throws:
IOException -

Value.java -- class to read/write JDWP tagged and untagged values Copyright (C) 2005, 2006, Free Software Foundation This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.