import java.io.File;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Enumeration;

import java.util.List;

import java.util.jar.JarEntry;

import java.util.jar.JarFile;

public class ClearConflict

{

    

    List<ClassJarPair> classList = new ArrayList<ClassJarPair>();

    

    List<String> jarList = new ArrayList<String>();

    

    /**

     * 生成输出格式

     *

     * @param name 输出的文件名或目录名

     * @param level 输出的文件名或者目录名所在的层次

     * @return 输出的字符串

     */

    public String createPrintStr(String name, int level)

    {

        // 输出的前缀

        String printStr = "";

        // 按层次进行缩进

        for (int i = 0; i < level; i++)

        {

            printStr = printStr + "  ";

        }

        printStr = printStr + "- " + name;

        return printStr;

    }

    

    /**

     * 输出初始给定的目录

     *

     * @param dirPath 给定的目录

     */

    public void printDir(String dirPath)

    {

        // 将给定的目录进行分割

        String[] dirNameList = dirPath.split("\\\\");

        // 按格式输出

        for (int i = 0; i < dirNameList.length; i++)

        {

            System.out.println(createPrintStr(dirNameList[i], i));

        }

    }

    

    /**

     * 输出给定目录下的文件，包括子目录中的文件

     *

     * @param dirPath 给定的目录

     */

    public void readFile(String dirPath)

    {

        // 建立当前目录中文件的File对象

        File file = new File(dirPath);

        // 取得代表目录中所有文件的File对象数组

        File[] list = file.listFiles();

        // 遍历file数组

        for (int i = 0; i < list.length; i++)

        {

            if (list[i].isDirectory())

            {

                // 递归子目录

                readFile(list[i].getPath());

            }

            else

            {

                if (list[i].isFile())

                {

                    try

                    {

                        if ((list[i].getCanonicalFile() + "").endsWith(".jar"))

                        {

                            // System.out.println(list[i].getCanonicalFile()+"");

                            JarFile jar = new JarFile(list[i].getCanonicalFile() + "");

                            Enumeration<JarEntry> entrys = jar.entries();

                            while (entrys.hasMoreElements())

                            {

                                JarEntry jarEntry = entrys.nextElement();

                                if (jarEntry.getName().endsWith("class"))

                                {

                                    int index =

                                        classList.indexOf(new ClassJarPair(list[i].getCanonicalFile() + "",

                                            jarEntry.getName() + ""));

                                    if (0 < index)

                                    {

                                        String jar1 = list[i].getCanonicalFile() + "";

                                        String jar2 = classList.get(index).getJarName();

                                        if (jarList.contains(list[i].getCanonicalFile() + ""))

                                        {

                                            ;

                                        }

                                        else

                                        {

                                            System.out.printf("%20s CONFILT WITH JAR: %20s",

                                                jar2.substring(jar2.lastIndexOf("\\") + 1),

                                                jar1.substring(jar1.lastIndexOf("\\") + 1));

                                            jarList.add(list[i].getCanonicalFile() + "");

                                            System.out.print();

                                        }

                                        /*

                                         * System.out.print("the jar: "+list[i].getCanonicalFile()+" confilt with Jar: "

                                         * + classList.get(index).getJarName());

                                         * System.out.println("has the same class: "+jarEntry.getName());

                                         */

                                    }

                                    else

                                    {

                                        classList.add(new ClassJarPair(list[i].getCanonicalFile() + "",

                                            jarEntry.getName() + ""));

                                    }

                                }

                                

                            }

                        }

                        

                    }

                    catch (IOException e)

                    {

                        e.printStackTrace();

                    }

                }

            }

        }

    }

    

    /**

     * @param args

     * @throws IOException

     */

    public static void main(String[] args)

        throws IOException

    {

        File dir = null;

        if (0 == args.length)

        {

            dir = new File("");

        }

        else if (1 == args.length)

        {

            dir = new File(args[0]);

        }

        else

        {

            System.out.println("Usage: java ClearConflict libpath");

        }

        System.out.println(dir.getAbsoluteFile());

        ClearConflict cl = new ClearConflict();

        String dirPath = dir.getAbsoluteFile() + "";

        cl.readFile(dirPath);

    }

    

    class ClassJarPair

    {

        private String jarName;

        

        private String className;

        

        ClassJarPair(String jarName, String className)

        {

            this.jarName = jarName;

            this.className = className;

        }

        

        @Override

        public boolean equals(Object obj)

        {

            ClassJarPair classJarPair = (ClassJarPair)obj;

            return className.equals(classJarPair.getClassName());

        }

        

        public String getJarName()

        {

            return jarName;

        }

        

        public void setJarName(String jarName)

        {

            this.jarName = jarName;

        }

        

        public String getClassName()

        {

            return className;

        }

        

        public void setClassName(String className)

        {

            this.className = className;

        }

        

    }

}