ps：我也试过每读一个文件就把它从列表里删除，还是不行。。
package comparison;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import org.jdom2.Document;
import org.jdom2.Element;
import org.jdom2.JDOMException;
import org.jdom2.input.SAXBuilder;
public class CompareTest {
public static void main(String args[]){
read read = new read();
new Thread(read, "线程1").start();
new Thread(read, "线程2").start();
new Thread(read, "线程3").start();
new Thread(read, "线程4").start();
new Thread(read, "线程5").start();
// List<String> list = read.readXML();
// for(String s:list){
// System.out.println(s);
// }
}
}
class read implements Runnable{
@Override
public void run() {
File f = new File("d:"+File.separator+"comparetest");
File[] filePaths = f.listFiles();
List<File> filePathsList = new ArrayList<>();
for(File s:filePaths){
filePathsList.add(s);
}
//解析xml
SAXBuilder builder = new SAXBuilder();
List<String> xmlList = new ArrayList<>();
for(int i=0;i<filePathsList.size();i++){
synchronized(this){
try {
Thread.sleep(300);
} catch (InterruptedException e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}
try {
InputStream is = new FileInputStream(filePathsList.get(i));
System.out.println("当前使用的线程是："+Thread.currentThread().getName()+",正在读文件:"+filePathsList.get(i)+",列表当前长度:"+filePathsList.size());
Document doc = builder.build(is);
Element root = doc.getRootElement();
List<Element> list = root.getChildren();
for(Element e:list){
xmlList.add(e.getChildTextTrim("ERROR_FEEDBACK_ID"));
}
xmlList.add("--------------------------");
} catch (JDOMException | IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
}
// public synchronized List<String> readXML(){
//
//// }
// return xmlList;
// }
}
