harpoon.IR.RawClass
Class ClassDataInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          java.io.DataInputStream
              harpoon.IR.RawClass.ClassDataInputStream

All Implemented Interfaces:

Closeable, DataInput

public class ClassDataInputStream
extends DataInputStream

A specialized input stream reader for java bytecode files.

Version:

$Id: ClassDataInputStream.java,v 1.2 2002/02/25 21:05:26 cananian Exp $

Author:

C. Scott Ananian <cananian@alumni.princeton.edu>

See Also:

ClassDataOutputStream

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

ClassDataInputStream(InputStream in)
Creates a ClassDataInputStream from a standard InputStream.

Method Summary

int	read_u1() Read an unsigned one-byte quantity, high byte first.
int	read_u2() Read an unsigned two-byte quantity, high byte first.
long	read_u4() Read an unsigned four-byte quantity, high byte first.
long	readUnsignedInt() Supplies the mysterious missing method from the standard DataInputStream superclass.

Methods inherited from class java.io.DataInputStream

read, read, readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, readUTF, skipBytes

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassDataInputStream

public ClassDataInputStream(InputStream in)

Creates a ClassDataInputStream from a standard InputStream.

Method Detail

readUnsignedInt

public final long readUnsignedInt()
                           throws IOException

Supplies the mysterious missing method from the standard DataInputStream superclass.

Throws:

IOException

read_u1

public final int read_u1()
                  throws IOException

Read an unsigned one-byte quantity, high byte first.

Throws:

IOException

read_u2

public final int read_u2()
                  throws IOException

Read an unsigned two-byte quantity, high byte first.

Throws:

IOException

read_u4

public final long read_u4()
                   throws IOException

Read an unsigned four-byte quantity, high byte first.

Throws:

IOException