org.hibernate.bytecode.util

Class ByteCodeHelper

java.lang.Object

org.hibernate.bytecode.util.ByteCodeHelper

public class ByteCodeHelper
extends java.lang.Object

A helper for reading byte code from various input sources.

Author:

Steve Ebersole

Method Summary

Methods

Modifier and Type	Method and Description
static byte[]	readByteCode(java.io.File file) Read class definition from a file.
static byte[]	readByteCode(java.io.InputStream inputStream) Reads class byte array info from the given input stream.
static byte[]	readByteCode(java.util.zip.ZipInputStream zip) Read class definition a zip (jar) file entry.

Methods inherited from class java.lang.Object

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

Method Detail

readByteCode

public static byte[] readByteCode(java.io.InputStream inputStream)
                           throws java.io.IOException

Reads class byte array info from the given input stream.

The stream is closed within this method!

Parameters:

inputStream - The stream containing the class binary; null will lead to an IOException

Returns:

The read bytes

Throws:

java.io.IOException - Indicates a problem accessing the given stream.

readByteCode

public static byte[] readByteCode(java.io.File file)
                           throws java.io.IOException

Read class definition from a file.

Parameters:

file - The file to read.

Returns:

The class bytes

Throws:

java.io.IOException - Indicates a problem accessing the given stream.

readByteCode

public static byte[] readByteCode(java.util.zip.ZipInputStream zip)
                           throws java.io.IOException

Read class definition a zip (jar) file entry.

Parameters:

zip - The zip entry stream.

Returns:

The class bytes

Throws:

java.io.IOException - Indicates a problem accessing the given stream.