Package org.hibernate.bytecode.util

Class ByteCodeHelper

java.lang.Object

org.hibernate.bytecode.util.ByteCodeHelper

public class ByteCodeHelper
extends Object

A helper for reading byte code from various input sources.

Method Summary

Modifier and Type	Method	Description
static byte[]	readByteCode(File file)	Read class definition from a file.
static byte[]	readByteCode(InputStream inputStream)	Reads class byte array info from the given input stream.
static byte[]	readByteCode(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 Details

readByteCode

public static byte[] readByteCode(InputStream inputStream)
                           throws 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:

IOException - Indicates a problem accessing the given stream.

readByteCode

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

Read class definition from a file.

Parameters:

file - The file to read.

Returns:

The class bytes

Throws:

IOException - Indicates a problem accessing the given stream.

readByteCode

public static byte[] readByteCode(ZipInputStream zip)
                           throws IOException

Read class definition a zip (jar) file entry.

Parameters:

zip - The zip entry stream.

Returns:

The class bytes

Throws:

IOException - Indicates a problem accessing the given stream.