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69 lines
1.9 KiB
Plaintext
69 lines
1.9 KiB
Plaintext
package com.yexue.android.rrxjava;
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import android.os.Bundle;
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import android.support.design.widget.FloatingActionButton;
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import android.support.design.widget.Snackbar;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.Toolbar;
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import android.view.View;
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import android.widget.TextView;
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import rx.Observable;
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import rx.functions.Action1;
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import rx.functions.Func1;
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public class MapActivity extends AppCompatActivity {
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TextView rxmap;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_map);
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rxmap = (TextView) findViewById(R.id.rxmap);
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method2();
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}
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/**
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* Observable可以进行数据查询,Subscriber用来显示结果;
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*
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* Observable是屏幕上的点击事件,Subscriber用来响应事件;
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*
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* Observable可以是网络请求,Subscriber用来显示请求结果。
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*
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*/
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public void method1(){
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Observable.just("RxJava Map").map(new Func1<String, String>() {
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@Override
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public String call(String str) {
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return str + "map后缀";
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}
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}).subscribe(new Action1<String>() {
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@Override
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public void call(String s) {
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rxmap.setText(s);
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}
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});
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}
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public void method2(){
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Observable.just("map").map(new Func1<String, Integer>() {
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@Override
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public Integer call(String s) {
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return s.hashCode();
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}
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}).map(new Func1<Integer, String>() {
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@Override
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public String call(Integer integer) {
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return integer.toString()+"->2th";
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}
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}).subscribe(new Action1<String>() {
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@Override
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public void call(String s) {
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rxmap.setText(s);
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}
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});
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}
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}
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