查找lib中重复类，找出重复jar包解决冲突
package my.jarsearch.util;import java.io.File;import java.util.ArrayList;import java.util.Enumeration;import java.util.HashMap;import java.util.Iterator;import java.util.jar.JarEntry;import java.util.jar.JarFile;public class JarSearcherUtil {private File[] jarFileArray;HashMap<String, Object[]> hash = new HashMap<String, Object[]>();private JarSearcherUtil() {}public JarSearcherUtil(File[] jarFileArray) {this.jarFileArray = jarFileArray;}public void searchClassFileName() {JarFile jarFile = null;try {for (int i = 0; i < jarFileArray.length; i++) {try {jarFile = new JarFile(jarFileArray[i]);searchClassFileNameToMap(jarFile);} catch (Exception e) {e.printStackTrace();} finally {jarFile.close();}}} catch (Exception ioe) {ioe.printStackTrace();}}private void searchClassFileNameToMap(JarFile jarFile) {Enumeration<JarEntry> enumJar = jarFile.entries();String matchFileName, tmpStr;while (enumJar.hasMoreElements()) {matchFileName = String.valueOf(enumJar.nextElement());if (matchFileName.endsWith(".class")) {tmpStr = matchFileName.replace('/', '.');tmpStr = tmpStr.substring(0, tmpStr.length() - ".class".length());Object[] obj = hash.get(tmpStr);if (obj == null) {ArrayList<String> lst = new ArrayList<String>();lst.add(jarFile.getName());hash.put(tmpStr, new Object[] { new Integer(1), lst });} else {ArrayList<String> lst = (ArrayList<String>) obj[1];lst.add(jarFile.getName());hash.put(tmpStr, new Object[] { new Integer((Integer) obj[0] + 1), lst });}}}}public String getSearchResult() {StringBuilder str = new StringBuilder();Object[] key = (Object[]) hash.keySet().toArray();for (int i = 0; i < key.length; i++) {Object[] obj = hash.get(key[i].toString());if ((Integer) obj[0] > 1) {str.append(key[i].toString());str.append("\r\n");ArrayList<String> lst = (ArrayList<String>) obj[1];for (Iterator iterator = lst.iterator(); iterator.hasNext();) {String string = (String) iterator.next();str.append(string);str.append("\r\n");}str.append("--------------------------");}}return str.toString();}}?