arne3166的专栏

Java中单线程的写法import java.io.*;public class WithoutThread { static PrintWriter out = new PrintWriter(System.out, true); public static void main(String[] args) { NoThreadPseudoIO pseudo = new...

class HelloThread implements Runnable { String message; HelloThread( String message ) { this.message = message; } public void run() { int sleeptime = ( int )( Math.random() * 3000 ); ...

class HelloThread extends Thread { String message; HelloThread( String message ) { this.message = message; } public void run() { int sleeptime = ( int )( Math.random() * 3000 ); ...

import java.io.*;class Daemon extends Thread { private static final int SIZE = 10;//定义一个静态常量 private Thread[] t = new Thread[SIZE];//定义一个线程数组 public Daemon() {//构造方法 setDaemon(true);//设置一...

import java.io.*;public class ThreadInfo { static PrintWriter out = new PrintWriter(System.out, true); public static void main(String[] args) { Thread[] threads = new Thread[4]; ThreadGr...

import java.io.*;public class MethodTest { static PrintWriter out = new PrintWriter(System.out, true);//创建一个打印流 public static void main(String[] args) { FirstThread first = new FirstThread(...

import java.net.*;import java.io.*; public class RunnableDemo { public static void main(String args[]) { ServerSocket s = null; Socket s1; String sendString = "Hello Net World!";...

class DataObject { int dataItem1; int dataItem2; DataObject() { dataItem1 = 50; dataItem2 =50; } void itemSwap() { int x = (int)( -4.999999+Math.random() * 10); dataItem1 -= x;...

import java.io.*;class DataFile { public DataFile() { try { FileIO.writeOneString( "Hello ","zliner.txt"); }catch( FileIOException e) {} } void fileIO() { try { String str =...

class DataObject { int dataItem1; int dataItem2; DataObject() { dataItem1 = 50; dataItem2 = 50; } synchronized void itemSwap() { int x = ( int )( -4.999999 + Math.random() * 10 );...

public class HoldIntegerSynchronized { private int sharedInt=-1; private boolean writeable=true; public synchronized void setSharedInt(int val) { while(!writeable) { try {...

public class ConsumeInteger extends Thread{ private HoldIntegerUnsynchronized cHold; public ConsumeInteger(HoldIntegerUnsynchronized h) { super("ConsumeInteger "); cHold=h; } ...

生产和消费import java.io.*;public class WaitPandC { static int produceSpeed = 200; static int consumeSpeed = 200; public static void main(String[] args) { if(args.length > 0) { produceS...

三个并发线程public class ThreadBasic extends Thread { String message; ThreadBasic (String message) {//类ThreadBasic的构造函数 this.message=message; } public void run() {//实现重定义父类的run方法// ...

多线程问题import java.io.*;public class WithThread { static PrintWriter out = new PrintWriter(System.out, true); //创建一个打印流 public static void main(String[] args) { ThreadPseudoIO pseudo = new ...

import java.io.*;public class PriorityTest { static int NUM_T = 4; static boolean yield = true; static int[] counter =new int[NUM_T]; public static void main(String[] args) { PrintWrite...