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ArrayAsmClassSource.java
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82 lines (75 loc) · 2.75 KB
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package soot.asm;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 1997 - 2014 Raja Vallee-Rai and others
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/lgpl-2.1.html>.
* #L%
*/
import org.objectweb.asm.ClassReader;
import soot.ClassSource;
import soot.SootClass;
import soot.SootResolver;
import soot.javaToJimple.IInitialResolver.Dependencies;
/**
* ASM class source implementation based on byte array.
*
* @see soot.asm.AsmClassSource
*/
public class ArrayAsmClassSource extends ClassSource {
private final byte[] data;
/**
* Constructs a new ASM class source.
*
* @param cls fully qualified name of the class.
* @param data byte array containing data for class.
*/
protected ArrayAsmClassSource(String cls, byte[] data) {
super(cls);
this.data = data;
}
@SuppressWarnings("DuplicatedCode")
@Override
public Dependencies resolve(SootClass sc) {
ClassReader reader = new ClassReader(data);
SootClassBuilder scb = new SootClassBuilder(sc);
reader.accept(scb, ClassReader.SKIP_FRAMES);
Dependencies deps = new Dependencies();
deps.typesToSignature.addAll(scb.deps);
// add the outer class information, could not be called in the builder, since sc needs to be
// resolved - before calling setOuterClass()
String outerClassName;
if (!sc.hasOuterClass() && className.contains("$")) {
if (className.contains("$-")) {
/*
* This is a special case for generated lambda classes of jack and jill compiler. Generated lambda classes may
* contain '$' which do not indicate an inner/outer class separator if the '$' occurs after a inner class with a
* name starting with '-'. Thus we search for '$-' and anything after it including '-' is the inner classes name
* and anything before it is the outer classes name.
*/
outerClassName = className.substring(0, className.indexOf("$-"));
} else {
outerClassName = className.substring(0, className.lastIndexOf('$'));
}
sc.setOuterClass(SootResolver.v().makeClassRef(outerClassName));
}
return deps;
}
@Override
public void close() {
}
}