the.bytecode.club.bytecodeviewer.searching

Class RegexInsnFinder

java.lang.Object

the.bytecode.club.bytecodeviewer.searching.RegexInsnFinder

public class RegexInsnFinder
extends java.lang.Object

An instruction finder that finds regex patterns in a method's instruction list and returns an array with the found instructions.

Author:

Frédéric Hannes

Constructor Summary

Constructors

Constructor and Description
RegexInsnFinder(org.objectweb.asm.tree.ClassNode clazz, org.objectweb.asm.tree.MethodNode method)

Method Summary

Modifier and Type	Method and Description
org.objectweb.asm.tree.AbstractInsnNode[]	find(java.lang.String regex) Searches for a regex in the instruction list and returns the first match.
java.util.List<org.objectweb.asm.tree.AbstractInsnNode[]>	findAll(java.lang.String regex) Searches a regex in an instruction list and returns all matches.
java.util.List<org.objectweb.asm.tree.AbstractInsnNode[][]>	findAllGroups(java.lang.String regex) Searches for a regex in the instruction list and returns all groups for all matches.
org.objectweb.asm.tree.AbstractInsnNode[][]	findGroups(java.lang.String regex) Searches for a regex in the instruction list and returns all groups for the first match.
static java.lang.String	processRegex(java.lang.String regex)
void	refresh() Refreshes the internal instruction list when you have made changes to the method.
void	setMethod(org.objectweb.asm.tree.ClassNode ci, org.objectweb.asm.tree.MethodNode mi)

Methods inherited from class java.lang.Object

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

Constructor Detail

RegexInsnFinder

public RegexInsnFinder(org.objectweb.asm.tree.ClassNode clazz,
                       org.objectweb.asm.tree.MethodNode method)

Method Detail

processRegex

public static java.lang.String processRegex(java.lang.String regex)

refresh

public void refresh()

Refreshes the internal instruction list when you have made changes to the method.

setMethod

public void setMethod(org.objectweb.asm.tree.ClassNode ci,
                      org.objectweb.asm.tree.MethodNode mi)

find

public org.objectweb.asm.tree.AbstractInsnNode[] find(java.lang.String regex)

Searches for a regex in the instruction list and returns the first match.

Parameters:

regex - the regular expression

Returns:

the matching instructions

findAll

public java.util.List<org.objectweb.asm.tree.AbstractInsnNode[]> findAll(java.lang.String regex)

Searches a regex in an instruction list and returns all matches.

Parameters:

regex - the regular expression

Returns:

a list with all sets of matching instructions

findGroups

public org.objectweb.asm.tree.AbstractInsnNode[][] findGroups(java.lang.String regex)

Searches for a regex in the instruction list and returns all groups for the first match.

Parameters:

regex - the regular expression

Returns:

the groups with matching instructions

findAllGroups

public java.util.List<org.objectweb.asm.tree.AbstractInsnNode[][]> findAllGroups(java.lang.String regex)

Searches for a regex in the instruction list and returns all groups for all matches.

Parameters:

regex - the regular expression

Returns:

a list with all sets of groups with matching instructions