soot.jimple.toolkits.annotation.callgraph.CallGraphTagger Maven / Gradle / Ivy
package soot.jimple.toolkits.annotation.callgraph;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2003 Jennifer Lhotak
* %%
* 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
* .
* #L%
*/
import java.util.Iterator;
import java.util.Map;
import soot.Body;
import soot.BodyTransformer;
import soot.G;
import soot.MethodOrMethodContext;
import soot.MethodToContexts;
import soot.Scene;
import soot.Singletons;
import soot.SootMethod;
import soot.jimple.Stmt;
import soot.jimple.toolkits.callgraph.CallGraph;
import soot.jimple.toolkits.callgraph.Edge;
import soot.tagkit.Host;
import soot.tagkit.LinkTag;
public class CallGraphTagger extends BodyTransformer {
public CallGraphTagger(Singletons.Global g) {
}
public static CallGraphTagger v() {
return G.v().soot_jimple_toolkits_annotation_callgraph_CallGraphTagger();
}
private MethodToContexts methodToContexts;
protected void internalTransform(Body b, String phaseName, Map options) {
CallGraph cg = Scene.v().getCallGraph();
if (methodToContexts == null) {
methodToContexts = new MethodToContexts(Scene.v().getReachableMethods().listener());
}
Iterator stmtIt = b.getUnits().iterator();
while (stmtIt.hasNext()) {
Stmt s = (Stmt) stmtIt.next();
Iterator edges = cg.edgesOutOf(s);
while (edges.hasNext()) {
Edge e = (Edge) edges.next();
SootMethod m = e.tgt();
s.addTag(new LinkTag("CallGraph: Type: " + e.kind() + " Target Method/Context: " + e.getTgt().toString(), m,
m.getDeclaringClass().getName(), "Call Graph"));
}
}
SootMethod m = b.getMethod();
for (Iterator momcIt = methodToContexts.get(m).iterator(); momcIt.hasNext();) {
final MethodOrMethodContext momc = (MethodOrMethodContext) momcIt.next();
Iterator callerEdges = cg.edgesInto(momc);
while (callerEdges.hasNext()) {
Edge callEdge = (Edge) callerEdges.next();
SootMethod methodCaller = callEdge.src();
Host src = methodCaller;
if (callEdge.srcUnit() != null) {
src = callEdge.srcUnit();
}
m.addTag(new LinkTag(
"CallGraph: Source Type: " + callEdge.kind() + " Source Method/Context: " + callEdge.getSrc().toString(), src,
methodCaller.getDeclaringClass().getName(), "Call Graph"));
}
}
}
}