grammarscope.tweak

Class Setter

java.lang.Object

grammarscope.tweak.Setter

public final class Setter
extends java.lang.Object

Utility class to set modified classes

Author:

Bernard Bou

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Setter.Output Output types

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Setter()

Method Summary

Modifier and Type	Method and Description
static java.io.DataOutputStream	makeDataOutputStream(java.lang.String directoryName, java.lang.String classname) Make data output stream
static java.lang.String	makeFileName(java.lang.String directoryName, java.lang.String classname) Make filename
static java.util.jar.JarOutputStream	makeJarOutputStream(java.lang.String jarName, java.util.jar.Manifest manifest) Make jar output stream
static java.util.jar.Manifest	makeManifest(java.lang.String app, java.lang.String version, java.lang.String url) Make manifest
static void	setJarOutputStream(java.util.jar.JarOutputStream jarStream, java.lang.String className) Make data output stream from jar output stream
static void	tweakToBytecode(javassist.CtClass... classes) Tweak to class file in current directory
(package private) static void	tweakToBytecode(java.io.DataOutputStream dataOutputStream, boolean close, javassist.CtClass... classes) Tweak to file
static void	tweakToBytecode(java.lang.String dir, javassist.CtClass... classes) Tweak to class file
static void	tweakToClass(javassist.CtClass... classes) Tweak to class in class loader
static void	tweakToJar(java.lang.String dir, java.lang.String jarName, java.util.jar.Manifest manifest, javassist.CtClass... classes) Tweak to class in jar file

Methods inherited from class java.lang.Object

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

Constructor Detail

Setter

private Setter()

Method Detail

makeDataOutputStream

public static java.io.DataOutputStream makeDataOutputStream(java.lang.String directoryName,
                                                            java.lang.String classname)
                                                     throws java.io.IOException

Make data output stream

Parameters:

directoryName - directory

classname - class name

Returns:

data output stream

Throws:

java.io.IOException - exception

makeFileName

public static java.lang.String makeFileName(java.lang.String directoryName,
                                            java.lang.String classname)

Make filename

Parameters:

directoryName - directory

classname - class name

Returns:

data output stream

makeManifest

public static java.util.jar.Manifest makeManifest(java.lang.String app,
                                                  java.lang.String version,
                                                  java.lang.String url)

Make manifest

Parameters:

app - application name

version - version

url - site url

Returns:

manifest

makeJarOutputStream

public static java.util.jar.JarOutputStream makeJarOutputStream(java.lang.String jarName,
                                                                java.util.jar.Manifest manifest)
                                                         throws java.io.IOException

Make jar output stream

Parameters:

jarName - jar filename

manifest - manifest

Returns:

jar output stream

Throws:

java.io.IOException - exception

setJarOutputStream

public static void setJarOutputStream(java.util.jar.JarOutputStream jarStream,
                                      java.lang.String className)
                               throws java.io.IOException

Make data output stream from jar output stream

Parameters:

jarStream - jar output stream

className - class name

Throws:

java.io.IOException - exception

tweakToClass

public static void tweakToClass(javassist.CtClass... classes)
                         throws javassist.CannotCompileException

Tweak to class in class loader

Parameters:

classes - classes

Throws:

javassist.CannotCompileException - exception

tweakToBytecode

static void tweakToBytecode(java.io.DataOutputStream dataOutputStream,
                            boolean close,
                            javassist.CtClass... classes)
                     throws java.io.IOException,
                            javassist.CannotCompileException

Tweak to file

Parameters:

dataOutputStream - data output stream

close - whether to close

classes - classes

Throws:

javassist.CannotCompileException - exception

java.io.IOException - exception

tweakToJar

public static void tweakToJar(java.lang.String dir,
                              java.lang.String jarName,
                              java.util.jar.Manifest manifest,
                              javassist.CtClass... classes)
                       throws java.io.IOException,
                              javassist.CannotCompileException

Tweak to class in jar file

Parameters:

dir - directory

jarName - jar filename

manifest - manifest

classes - classes

Throws:

javassist.CannotCompileException - exception

java.io.IOException - exception

tweakToBytecode

public static void tweakToBytecode(java.lang.String dir,
                                   javassist.CtClass... classes)
                            throws java.io.IOException,
                                   javassist.CannotCompileException

Tweak to class file

Parameters:

dir - directory

classes - class

Throws:

javassist.CannotCompileException - exception

java.io.IOException - exception

tweakToBytecode

public static void tweakToBytecode(javassist.CtClass... classes)
                            throws java.io.IOException,
                                   javassist.CannotCompileException

Tweak to class file in current directory

Parameters:

classes - classes

Throws:

javassist.CannotCompileException - exception

java.io.IOException - exception