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package test.javassist.bytecode.analysis;
import java.io.BufferedReader;
import java.io.FileReader;
import javassist.ClassPool;
import javassist.CtClass;
import javassist.CtMethod;
import javassist.bytecode.analysis.Analyzer;
/**
* Simple testing tool that verifies class files can be analyzed.
*
* @author Jason T. Greene
*/
public class ErrorFinder {
public static void main(String[] args) throws Exception {
ClassPool pool = ClassPool.getDefault();
String className = args[0];
if (!className.equals("-file")) {
analyzeClass(pool, className);
return;
}
FileReader reader = new FileReader(args[1]);
BufferedReader lineReader = new BufferedReader(reader);
String line = lineReader.readLine();
while (line != null) {
analyzeClass(pool, line);
line = lineReader.readLine();
}
}
private static void analyzeClass(ClassPool pool, String className) {
try {
CtClass clazz = pool.get(className);
CtMethod[] methods = clazz.getDeclaredMethods();
for (int i = 0; i < methods.length; i++)
analyzeMethod(clazz, methods[i]);
} catch (Throwable e) {
System.out.println("FAIL: CLASS: " + className + " " + e.getClass() + ":" + e.getMessage());
}
}
private static void analyzeMethod(CtClass clazz, CtMethod method) {
String methodName = clazz.getName() + "." + method.getName() + method.getSignature();
System.out.println("START: " + methodName);
Analyzer analyzer = new Analyzer();
long time = System.currentTimeMillis();
try {
analyzer.analyze(clazz, method.getMethodInfo2());
System.out.println("SUCCESS: " + methodName + " - " + (System.currentTimeMillis() - time));
} catch (Exception e) {
System.out.println("FAIL: " + methodName + " - " + (e.getMessage() == null ? e.getClass().getName() : e.getMessage()));
}
}
}
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