AOP在Android中的使用（作为依赖库）

来源：互联网发布：扎克拉文体测数据手掌编辑：程序博客网时间：2024/06/06 00:24

上篇博客中无法对构造方法应用AOP，本篇做了修改

项目目录：

没有给出的类，在上篇博客中：

依赖库中的build.gradle文件

apply plugin: 'com.android.library'import com.android.build.gradle.LibraryPluginimport org.aspectj.bridge.IMessageimport org.aspectj.bridge.MessageHandlerimport org.aspectj.tools.ajc.Mainbuildscript {    repositories {        mavenCentral()    }    dependencies {        classpath 'org.aspectj:aspectjtools:1.8.9'        classpath 'org.aspectj:aspectjweaver:1.8.9'    }}android {    compileSdkVersion 25    buildToolsVersion "25.0.2"    lintOptions {        abortOnError false    }    defaultConfig {        minSdkVersion 15        targetSdkVersion 25        versionCode 1        versionName "1.0"        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"    }    buildTypes {        release {            minifyEnabled false            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'        }    }}android.libraryVariants.all { variant ->    LibraryPlugin plugin = project.plugins.getPlugin(LibraryPlugin)    JavaCompile javaCompile = variant.javaCompile    javaCompile.doLast {        String[] args = ["-showWeaveInfo",                         "-1.5",                         "-inpath", javaCompile.destinationDir.toString(),                         "-aspectpath", javaCompile.classpath.asPath,                         "-d", javaCompile.destinationDir.toString(),                         "-classpath", javaCompile.classpath.asPath,                         "-bootclasspath", plugin.project.android.bootClasspath.join(                File.pathSeparator)]        MessageHandler handler = new MessageHandler(true);        new Main().run(args, handler)        def log = project.logger        for (IMessage message : handler.getMessages(null, true)) {            switch (message.getKind()) {                case IMessage.ABORT:                case IMessage.ERROR:                case IMessage.FAIL:                    log.error message.message, message.thrown                    break;                case IMessage.WARNING:                case IMessage.INFO:                    log.info message.message, message.thrown                    break;                case IMessage.DEBUG:                    log.debug message.message, message.thrown                    break;            }        }    }}dependencies {    compile fileTree(dir: 'libs', include: ['*.jar'])    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {        exclude group: 'com.android.support', module: 'support-annotations'    })    compile 'com.android.support:appcompat-v7:25.1.0'    testCompile 'junit:junit:4.12'}

主工程build.gradle文件

apply plugin: 'com.android.application'import org.aspectj.bridge.IMessageimport org.aspectj.bridge.MessageHandlerimport org.aspectj.tools.ajc.Mainbuildscript {    repositories {        mavenCentral()    }    dependencies {        classpath 'org.aspectj:aspectjtools:1.8.9'        classpath 'org.aspectj:aspectjweaver:1.8.9'    }}android {    compileSdkVersion 25    buildToolsVersion "25.0.2"    defaultConfig {        applicationId "cn.edu.sxu.www.aopdemolibrary"        minSdkVersion 15        targetSdkVersion 25        versionCode 1        versionName "1.0"        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"    }    buildTypes {        release {            minifyEnabled false            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'        }    }}final def log = project.loggerfinal def variants = project.android.applicationVariantsvariants.all { variant ->    if (!variant.buildType.isDebuggable()) {        log.debug("Skipping non-debuggable build type '${variant.buildType.name}'.")        return;    }    JavaCompile javaCompile = variant.javaCompile    javaCompile.doLast {        String[] args = ["-showWeaveInfo",                         "-1.8",                         "-inpath", javaCompile.destinationDir.toString(),                         "-aspectpath", javaCompile.classpath.asPath,                         "-d", javaCompile.destinationDir.toString(),                         "-classpath", javaCompile.classpath.asPath,                         "-bootclasspath", project.android.bootClasspath.join(File.pathSeparator)]        log.debug "ajc args: " + Arrays.toString(args)        MessageHandler handler = new MessageHandler(true);        new Main().run(args, handler);        for (IMessage message : handler.getMessages(null, true)) {            switch (message.getKind()) {                case IMessage.ABORT:                case IMessage.ERROR:                case IMessage.FAIL:                    log.error message.message, message.thrown                    break;                case IMessage.WARNING:                    log.warn message.message, message.thrown                    break;                case IMessage.INFO:                    log.info message.message, message.thrown                    break;                case IMessage.DEBUG:                    log.debug message.message, message.thrown                    break;            }        }    }}dependencies {    compile fileTree(include: ['*.jar'], dir: 'libs')    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {        exclude group: 'com.android.support', module: 'support-annotations'    })    compile 'com.android.support:appcompat-v7:25.1.0'    testCompile 'junit:junit:4.12'    compile project(':aoplibrary')}

TraceAspect.java类做了修改，增加了对构造函数的支持

package cn.edu.sxu.www.aoplibrary;import org.aspectj.lang.ProceedingJoinPoint;import org.aspectj.lang.annotation.Around;import org.aspectj.lang.annotation.Aspect;import org.aspectj.lang.annotation.Pointcut;import org.aspectj.lang.reflect.CodeSignature;import org.aspectj.lang.reflect.ConstructorSignature;import org.aspectj.lang.reflect.MethodSignature;/** * Aspect representing the cross cutting-concern: Method and Constructor Tracing. */@Aspectpublic class TraceAspect {  private static final String POINTCUT_METHOD =      "execution(@cn.edu.sxu.www.aoplibrary.DebugTrace * *(..))";  private static final String POINTCUT_CONSTRUCTOR =      "execution(@cn.edu.sxu.www.aoplibrary.DebugTrace *.new(..))";  @Pointcut(POINTCUT_METHOD)  public void methodAnnotatedWithDebugTrace() {}  @Pointcut(POINTCUT_CONSTRUCTOR)  public void constructorAnnotatedDebugTrace() {}  @Around("methodAnnotatedWithDebugTrace() || constructorAnnotatedDebugTrace()")  public Object weaveJoinPoint(ProceedingJoinPoint joinPoint) throws Throwable {    CodeSignature methodSignature=null;    if(joinPoint.getSignature() instanceof  MethodSignature)//普通方法    {      methodSignature = (MethodSignature) joinPoint.getSignature();    }    else if(joinPoint.getSignature() instanceof  ConstructorSignature)//构造方法    {      methodSignature = (ConstructorSignature) joinPoint.getSignature();    }    String className = methodSignature.getDeclaringType().getSimpleName();    String methodName = methodSignature.getName();    final StopWatch stopWatch = new StopWatch();    stopWatch.start();    Object result = joinPoint.proceed();    stopWatch.stop();    DebugLog.log(className, buildLogMessage(methodName, stopWatch.getTotalTimeMillis()));    return result;  }  /**   * Create a log message.   *   * @param methodName A string with the method name.   * @param methodDuration Duration of the method in milliseconds.   * @return A string representing message.   */  private static String buildLogMessage(String methodName, long methodDuration) {    StringBuilder message = new StringBuilder();    message.append("Gintonic --> ");    message.append(methodName);    message.append(" --> ");    message.append("[");    message.append(methodDuration);    message.append("ms");    message.append("]");    return message.toString();  }}

MainActivity.java类

package cn.edu.sxu.www.aopdemolibrary;import android.os.Bundle;import android.os.SystemClock;import android.support.v7.app.AppCompatActivity;import android.view.View;import android.widget.Button;import cn.edu.sxu.www.aoplibrary.DebugLog;import cn.edu.sxu.www.aoplibrary.DebugTrace;import cn.edu.sxu.www.aoplibrary.StopWatch;public class MainActivity extends AppCompatActivity implements View.OnClickListener{    private Button button;    private Button button2;    private Button button3;    private String TAG="cn.edu.sxu.www.aopdemo.MainActivity";    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        button= (Button) findViewById(R.id.button);        button2= (Button) findViewById(R.id.button2);        button3= (Button) findViewById(R.id.button3);        button.setOnClickListener(this);        button2.setOnClickListener(this);        button3.setOnClickListener(this);    }    @Override    public void onClick(View view) {        switch (view.getId())        {            case R.id.button:                commonTest();                break;            case R.id.button2:                aopTest();                break;            case R.id.button3:                initConstructor();                break;        }    }    /**     * 普通统计     */    private void  commonTest()    {        final StopWatch stopWatch = new StopWatch();        stopWatch.start();        SystemClock.sleep(2000);        stopWatch.stop();        DebugLog.log(TAG, "所用时长："+stopWatch.getTotalTimeMillis());    }    /**     * aop 统计     */    @DebugTrace    private void aopTest()    {        SystemClock.sleep(3000);    }    /**     * 演示构造方法     */    private void initConstructor()    {//        Person person=new Person("张三",10);//        person.setAge(80);        Person person=new Person();    }}

activity_main.xml文件

<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/activity_main"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    >    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="官网demo，统计方法运行时间"        android:id="@+id/textView" />    <Button        android:text="普通方式"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_below="@+id/textView"        android:layout_alignParentLeft="true"        android:layout_alignParentStart="true"        android:layout_marginTop="42dp"        android:id="@+id/button" />    <Button        android:text="aop方式"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_below="@+id/button"        android:layout_alignRight="@+id/button"        android:layout_alignEnd="@+id/button"        android:layout_marginTop="87dp"        android:id="@+id/button2" />    <Button        android:text="aop构造方法"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_marginBottom="69dp"        android:id="@+id/button3"        android:layout_alignParentBottom="true"        android:layout_alignParentLeft="true"        android:layout_alignParentStart="true" /></RelativeLayout>

Person.java类

package cn.edu.sxu.www.aopdemolibrary;import android.os.SystemClock;import java.io.Serializable;import cn.edu.sxu.www.aoplibrary.DebugTrace;/** * Created by ${huozhenpeng} on 17/2/23. * Company : www.miduo.com * 演示AOP对构造方法的使用 */public class Person implements Serializable {    private String name;    private int age;    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public int getAge() {        return age;    }    @DebugTrace    public void setAge(int age) {        this.age = age;        SystemClock.sleep(100);    }    public Person(String name, int age) {        this.name = name;        this.age = age;        SystemClock.sleep(1000);    }    @DebugTrace    public Person() {        SystemClock.sleep(1500);    }}

源码地址：http://download.csdn.net/detail/huohacker/9761903

0 0