| 知乎专栏 |
static class LoopPlayer {
private static Timer timer;
private static LoopPlayer loopPlayer;
public synchronized static LoopPlayer getInstance() {
if (loopPlayer == null) {
loopPlayer = new LoopPlayer();
}
return loopPlayer;
}
public void schedule(TimerTask timerTask) {
if (timer == null) {
timer = new Timer();
}
timer.schedule(timerTask, 1000, 30000);
}
public void cannel() {
if (timer != null) {
timer.cancel();
timer = null;
}
}
}
例 8.1.
package cn.netkiller.album.skill;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;
import cn.netkiller.album.R;
public class AlbumSkillComponent {
private static final String TAG = AlbumSkillComponent.class.getSimpleName();
private final Timer timer = new Timer();
boolean status = false;
Context context;
Map<Integer, String> map = new HashMap<Integer, String>() {{
put(R.drawable.kouhong, "娇兰KissKiss系列口红：这款口红以其立方形的金色包装而闻名，提供多种饱满且持久的颜色。其配方含有透明度调节剂和金色反射颗粒，可以为嘴唇带来光滑且饱满的效果。");
put(R.drawable.xiangshui, "Miss Dior是Dior的另一款经典香水，首次推出是在1947年，与Dior的第一款时装系列同时推出。这款香水的香调包括粉红胡椒、柑橘、玫瑰、茉莉、香根草等，散发出一种浪漫、活力的气息。");
put(R.drawable.xiezhuangshui, "美宝莲的卸妆水能有效地去除脸部和眼部的彩妆，包括防水和长效彩妆。它的配方温和，不会对皮肤造成刺激。");
put(R.drawable.fendi, "这是香奈儿的一款经典粉底，以其轻薄的质地和自然的妆效而受到喜爱。Vitalumiere粉底能提供中等的遮瑕力，同时给肌肤带来光泽感，使肌肤看起来更加健康。");
put(R.drawable.sfs, "说神仙水是最适合油皮痘肌的爽肤水绝对不夸大！主要在于它的神奇成分Pitera，专业术语是半乳糖酵母样菌发酵产物滤液，含有维生素、氨基酸、矿物质、有机酸这些对皮肤有益的成分，可以很好地帮助皮肤调整水油平衡，改善肤质。如果是因为出油长痘的话，一定要试试它！");
}};
private TimerTask timerTask;
public AlbumSkillComponent(Context context, String question) {
this.context = context;
LoopPlayer loopPlayer = LoopPlayer.getInstance();
if (question.contains("口红")) {
this.play(R.drawable.kouhong, "娇兰KissKiss系列口红：这款口红以其立方形的金色包装而闻名，提供多种饱满且持久的颜色。其配方含有透明度调节剂和金色反射颗粒，可以为嘴唇带来光滑且饱满的效果。\n");
this.status = true;
} else if (question.contains("香水")) {
this.play(R.drawable.xiangshui, "Miss Dior是Dior的另一款经典香水，首次推出是在1947年，与Dior的第一款时装系列同时推出。这款香水的香调包括粉红胡椒、柑橘、玫瑰、茉莉、香根草等，散发出一种浪漫、活力的气息。\n");
this.status = true;
} else if (question.contains("卸妆水")) {
this.play(R.drawable.xiezhuangshui, "美宝莲的卸妆水能有效地去除脸部和眼部的彩妆，包括防水和长效彩妆。它的配方温和，不会对皮肤造成刺激。\n");
this.status = true;
} else if (question.contains("粉底")) {
this.play(R.drawable.fendi, "这是香奈儿的一款经典粉底，以其轻薄的质地和自然的妆效而受到喜爱。Vitalumiere粉底能提供中等的遮瑕力，同时给肌肤带来光泽感，使肌肤看起来更加健康。\n");
this.status = true;
} else if (question.contains("爽肤水")) {
this.play(R.drawable.sfs, "说神仙水是最适合油皮痘肌的爽肤水绝对不夸大！主要在于它的神奇成分Pitera，专业术语是半乳糖酵母样菌发酵产物滤液，含有维生素、氨基酸、矿物质、有机酸这些对皮肤有益的成分，可以很好地帮助皮肤调整水油平衡，改善肤质。如果是因为出油长痘的话，一定要试试它！");
this.status = true;
} else if (question.contains("停止")) {
loopPlayer.cannel();
} else if (question.contains("轮播")) {
timerTask = new TimerTask() {
final Integer[] keys = map.keySet().toArray(new Integer[0]);
final Random random = new Random();
@Override
public void run() {
Integer randomKey = keys[random.nextInt(keys.length)];
String value = map.get(randomKey);
play(randomKey, value);
Log.d(TAG, value);
}
};
loopPlayer.schedule(timerTask);
this.status = true;
} else {
loopPlayer.cannel();
this.play(R.drawable.logo, "没有找到产品，你可以这样对我说，小美小美，介绍一下口红");
this.status = true;
}
}
public boolean hit() {
return this.status;
}
public boolean play(int resource, String message) {
Intent intent = new Intent();
intent.setAction("album.broadcast.change");
intent.putExtra("image", resource);
intent.putExtra("message", message);
context.sendBroadcast(intent);
SkillMatching.say(message);
return this.status;
}
static class LoopPlayer {
private static Timer timer;
private static LoopPlayer loopPlayer;
public synchronized static LoopPlayer getInstance() {
if (loopPlayer == null) {
loopPlayer = new LoopPlayer();
}
return loopPlayer;
}
public void schedule(TimerTask timerTask) {
if (timer == null) {
timer = new Timer();
}
timer.schedule(timerTask, 1000, 30000);
}
public void cannel() {
if (timer != null) {
timer.cancel();
timer = null;
}
}
}
}
new Timer().schedule(new TimerTask() {
@Override
public void run() {
//TODO: 定时做某件事情
}
}, 5 * 1000, 5 * 1000);
private final Timer timer = new Timer();
private final TimerTask timerTask = new TimerTask() {
@Override
public void run() {
ArrayList<String> list = Picture.pictureLoopList;
if (list != null && list.size() > 0) {
int index = (int) (Math.random() * list.size());
String image = list.get(index);
Log.i(TAG, "轮播更换图片 " + image);
showImage(image);
}
// else {
// Toast.makeText(MainActivity.this, "跳过轮播", Toast.LENGTH_SHORT).show();
// }
}
};
// timer.schedule(timerTask, 600000, 30000);
timer.schedule(timerTask, 30000, 30000);
package cn.netkiller.okhttp;
import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.TextView;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
public class ScheduleActivity extends AppCompatActivity {
private TextView clock;
final Handler handler = new Handler() {
public void handleMessage(Message msg) {
super.handleMessage(msg);
switch (msg.what) {
case 1:
update(msg.obj.toString());
break;
}
}
void update(String c) {
clock.setText(c);
}
};
Timer timer = new Timer();
TimerTask task = new TimerTask() {
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
public void run() {
Message message = new Message();
message.what = 1;
message.obj = dateFormat.format(new Date());
handler.sendMessage(message);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_schedule);
clock = (TextView) findViewById(R.id.clock);
clock.setText("Today is ...");
timer.schedule(task, 1000 * 5, 1000); //启动timer
}
@Override
protected void onDestroy() {
super.onDestroy();
if (timer != null) {
timer.cancel();
timer = null;
}
}
}
Timer timer = new Timer();
private void Clock() {
TextView textViewTime = findViewById(R.id.textViewTime);
TimerTask task = new TimerTask() {
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
public void run() {
String current = dateFormat.format(new Date());
textViewTime.post(new Runnable() {
@Override
public void run() {
textViewTime.setText(current);
}
});
Log.d(TAG, current);
}
};
timer.schedule(task, 1000 * 5, 1000);
// timer.cancel();
}