soot.jimple.toolkits.pointer.nativemethods.JavaLangRuntimeNative Maven / Gradle / Ivy
/* Soot - a J*va Optimization Framework
* Copyright (C) 2003 Feng Qian
*
* This library 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 library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/**
* Simulates the native method side effects in class java.lang.Runtime
*
* @author Feng Qian
* @author
*/
package soot.jimple.toolkits.pointer.nativemethods;
import soot.*;
import soot.jimple.toolkits.pointer.representations.*;
import soot.jimple.toolkits.pointer.util.*;
public class JavaLangRuntimeNative extends NativeMethodClass {
public JavaLangRuntimeNative( NativeHelper helper ) { super(helper); }
/**
* Implements the abstract method simulateMethod.
* It distributes the request to the corresponding methods
* by signatures.
*/
public void simulateMethod(SootMethod method,
ReferenceVariable thisVar,
ReferenceVariable returnVar,
ReferenceVariable params[]){
String subSignature = method.getSubSignature();
if (subSignature.equals("java.lang.Process execInternal(java.lang.String[],java.lang.String[],java.lang.String)")) {
java_lang_Runtime_execInternal(method, thisVar, returnVar, params);
return;
} else {
defaultMethod(method, thisVar, returnVar, params);
return;
}
}
/************************ java.lang.Runtime *********************/
/**
* execInternal is called by all exec method.
* It return a Process object.
*
* NOTE: creates a Process object.
*
* private native
* java.lang.Process execInternal(java.lang.String[],
* java.lang.String[],
* java.lang.String)
* throws java.io.IOException;
*/
public
void java_lang_Runtime_execInternal(SootMethod method,
ReferenceVariable thisVar,
ReferenceVariable returnVar,
ReferenceVariable params[]){
helper.assignObjectTo(returnVar, Environment.v().getProcessObject());
}
/**
* Following methods have NO side effects.
*
* public native long freeMemory();
* public native long totalMemory();
* public native void gc();
* private static native void runFinalization0();
* public native void traceInstructions(boolean);
* public native void traceMethodCalls(boolean);
*/
}