org.apache.derby.iapi.services.classfile
Class ClassFormatOutput

java.lang.Object
  extended by java.io.OutputStream
      extended by java.io.FilterOutputStream
          extended by java.io.DataOutputStream
              extended by org.apache.derby.iapi.services.classfile.ClassFormatOutput
All Implemented Interfaces:
java.io.Closeable, java.io.DataOutput, java.io.Flushable

public final class ClassFormatOutput
extends java.io.DataOutputStream

A wrapper around DataOutputStream to provide input functions in terms of the types defined on pages 83 of the Java Virtual Machine spec. For this types use these methods of DataOutputStream


Field Summary
 
Fields inherited from class java.io.DataOutputStream
written
 
Fields inherited from class java.io.FilterOutputStream
out
 
Constructor Summary
ClassFormatOutput()
           
ClassFormatOutput(int size)
           
ClassFormatOutput(java.io.OutputStream stream)
           
 
Method Summary
 byte[] getData()
          Get a reference to the data array the class data is being built in.
(package private) static void limit(java.lang.String name, int limit, int value)
          Throw an ClassFormatError if a limit of the Java class file format is reached.
 void putU1(int i)
           
 void putU2(int i)
           
 void putU2(java.lang.String limit, int i)
           
 void putU4(int i)
           
 void writeTo(java.io.OutputStream outTo)
           
 
Methods inherited from class java.io.DataOutputStream
flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF
 
Methods inherited from class java.io.FilterOutputStream
close, write
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface java.io.DataOutput
write
 

Constructor Detail

ClassFormatOutput

public ClassFormatOutput()

ClassFormatOutput

public ClassFormatOutput(int size)

ClassFormatOutput

public ClassFormatOutput(java.io.OutputStream stream)
Method Detail

putU1

public void putU1(int i)
           throws java.io.IOException
Throws:
java.io.IOException

putU2

public void putU2(int i)
           throws java.io.IOException
Throws:
java.io.IOException

putU2

public void putU2(java.lang.String limit,
                  int i)
           throws java.io.IOException
Throws:
java.io.IOException

putU4

public void putU4(int i)
           throws java.io.IOException
Throws:
java.io.IOException

writeTo

public void writeTo(java.io.OutputStream outTo)
             throws java.io.IOException
Throws:
java.io.IOException

getData

public byte[] getData()
Get a reference to the data array the class data is being built in. No copy is made.


limit

static void limit(java.lang.String name,
                  int limit,
                  int value)
           throws java.io.IOException
Throw an ClassFormatError if a limit of the Java class file format is reached.

Parameters:
name - Terse limit description from JVM spec.
limit - What the limit is.
value - What the value for the current class is
Throws:
java.io.IOException - Thrown when limit is exceeded.

Built on Thu 2010-12-23 20:49:13+0000, from revision ???

Apache Derby V10.6 Internals - Copyright © 2004,2007 The Apache Software Foundation. All Rights Reserved.