搜索jar包中的文件
搜索jar包中的文件
下面的程序可以根据文件名或者文件内容搜索jar包中的文件。
package account;
import java.io.BufferedReader;
import java.io.File;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
/**
寻找指定路径下jar包中含特定字符串的文件
@author 千年独步
*/
public class FindStrInJar {
public String condition; //查询的条件
public ArrayList
public FindStrInJar() {
}
public FindStrInJar(String condition) {
this.condition = condition;
}
public FindStrInJar(String condition, String exclude) {
this.condition = condition;
}
public void setCondition(String condition) {
this.condition = condition;
}
public List
searchDir(dir, recurse);
return this.jarFiles;
}
public List
return this.jarFiles;
}
protected String getClassName(ZipEntry entry) {
StringBuffer className = new StringBuffer(entry.getName().replace("/", “.”));
return className.toString();
}
protected void searchDir(String dir, boolean recurse) {
try {
File d = new File(dir);
if (!d.isDirectory()) {
return;
}
File[] files = d.listFiles();
for (int i = 0; i < files.length; i++) {
if (recurse && files[i].isDirectory()) {
searchDir(files[i].getAbsolutePath(), true);
} else {
String filename = files[i].getAbsolutePath();
if (filename.endsWith(".jar")||filename.endsWith(".zip")) {
ZipFile zip = new ZipFile(filename);
Enumeration<? extends ZipEntry> entries = zip.entries();
while (entries.hasMoreElements()) {
ZipEntry entry = entries.nextElement();
String thisClassName = getClassName(entry);
//按照文件内容搜索文件。不搜索扩展名为.class的文件
// if(thisClassName.lastIndexOf(".class")==-1){
//
BufferedReader r = new BufferedReader(new InputStreamReader(zip.getInputStream(entry)));
//
while(r.read()!=-1){
//
String tempStr = r.readLine();
//
if(null!=tempStr && tempStr.indexOf(condition)>-1){
//
this.jarFiles.add(filename + " —> " + thisClassName);
//
break;
//
}
//
}
// }
//按照文件名搜索文件
if (thisClassName.contains(condition)) {
this.jarFiles.add(filename + " —> " + thisClassName);
}
//获取扩展名为properties的文件
// if(thisClassName.lastIndexOf(“properties”)>-1) {
// this.jarFiles.add(filename + " —> " + thisClassName);
// }
}
zip.close();
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String args[]) {
//FindStrInJar findInJar = new FindStrInJar(“springTransactionManager”); //要寻找的字符串
FindStrInJar findInJar = new FindStrInJar(“productServiceConsumer”); //要寻找的字符串
List
if (jarFiles.size() == 0) {
System.out.println(“Not Found”);
} else {
for (int i = 0; i < jarFiles.size(); i++) {
System.out.println(jarFiles.get(i));
}
}
}
}