get Class Directory - Java Reflection

Java examples for Reflection:Class

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Description

get Class Directory

Demo Code


//package com.java2s;
import java.io.File;

import java.net.URL;

public class Main {
    public static void main(String[] argv) throws Exception {
        Class testClass = String.class;
        System.out.println(getClassDirectory(testClass));
    }//from   w w w .  j  av  a2s  .  c  o  m

    public static String getClassDirectory(Class testClass) {
        String resource = testClass.getSimpleName() + ".class";
        URL ressourceURL = testClass.getResource(resource);
        String absolutPath = ressourceURL.getPath();
        absolutPath = absolutPath.replace('/', File.separatorChar);
        absolutPath = absolutPath.replace('\\', File.separatorChar);
        String className = testClass.getName();
        String classNamePath = className.replace('.', File.separatorChar);
        int index = absolutPath.indexOf(classNamePath);
        String classDir = absolutPath.substring(0, index);
        return classDir;
    }
}

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