ArrayBlockingQueue

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package arrayblockingqunce;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.File;import java.io.FileReader;import java.io.FileWriter;import java.util.concurrent.BlockingQueue;public class TestThread extends Thread {    BlockingQueue<File> queue;    File ff = new File("c:/usr/zxs_test.txt");    public TestThread(BlockingQueue<File> queue) {        this.queue = queue;    }    public void run(){        File f = queue.poll();        if(null!=f) {        System.out.println("取出"+f.getName());        try {            FileReader fr = new FileReader(f);            BufferedReader br = new BufferedReader(fr);            String line =null;            FileWriter fw = new  FileWriter(ff,true);            BufferedWriter bw = new BufferedWriter(fw);            while((line = br.readLine())!=null) {                bw.write(line+"\r\n");            }            System.out.println();            br.close();            bw.flush();            bw.close();        } catch (Exception e) {            // TODO Auto-generated catch block            e.printStackTrace();        }        }    }}

package arrayblockingqunce;import java.io.BufferedWriter;import java.io.File;import java.io.FileWriter;import java.io.IOException;import java.util.concurrent.ArrayBlockingQueue;import java.util.concurrent.BlockingQueue;public class TestBlockingQuence {    public static void main(String[] args) throws IOException {        BlockingQueue<File> queue = new ArrayBlockingQueue<File>(32);        for(int i =0;i<128;i++) {            File f = new File("c:/usr/zxs_test"+i+".txt");            f.createNewFile();            FileWriter fw = new  FileWriter(f);            BufferedWriter bw = new BufferedWriter(fw);            for(int j =0;j<30;j++) {                bw.write("hello world,hello world,hello world\r\n");            }            bw.flush();            bw.close();            queue.add(f);            TestThread tt = new TestThread(queue);            tt.start();            System.out.println("加入"+f.getName());        }    }}

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