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53 changes: 53 additions & 0 deletions
53
rigger/src/main/java/com/jkb/fragment/swiper/SwipeActivityManager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| package com.jkb.fragment.swiper; | ||
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| import android.app.Activity; | ||
| import android.support.annotation.NonNull; | ||
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| import java.util.Stack; | ||
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| /** | ||
| * This class is used to manage {@link android.app.Activity} and only used by {@link SwipeLayout}. | ||
| * | ||
| * @author JingYeoh | ||
| * <a href="mailto:[email protected]">Email me</a> | ||
| * <a href="https://github.com/justkiddingbaby">Github</a> | ||
| * <a href="http://blog.justkiddingbaby.com">Blog</a> | ||
| * @since Aug 1,2018 | ||
| */ | ||
| class SwipeActivityManager { | ||
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| private Stack<Activity> mActivityStack; | ||
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| private static volatile SwipeActivityManager sInstance = null; | ||
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| private SwipeActivityManager() { | ||
| mActivityStack = new Stack<>(); | ||
| } | ||
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| /** | ||
| * Returns the instance of SwipeManager. | ||
| */ | ||
| static SwipeActivityManager getInstance() { | ||
| if (sInstance == null) { | ||
| synchronized (SwipeActivityManager.class) { | ||
| if (sInstance == null) { | ||
| sInstance = new SwipeActivityManager(); | ||
| } | ||
| } | ||
| } | ||
| return sInstance; | ||
| } | ||
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| private void addToStack(@NonNull Activity activity) { | ||
| mActivityStack.add(activity); | ||
| } | ||
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| private void removeFromStack(@NonNull Activity activity) { | ||
| mActivityStack.remove(activity); | ||
| } | ||
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| @NonNull | ||
| Stack<Activity> getActivityStack() { | ||
| return mActivityStack; | ||
| } | ||
| } |
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98 changes: 98 additions & 0 deletions
98
rigger/src/main/java/com/jkb/fragment/swiper/aop/SwipeInjection.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| package com.jkb.fragment.swiper.aop; | ||
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| import android.app.Activity; | ||
| import android.os.Bundle; | ||
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| import org.aspectj.lang.ProceedingJoinPoint; | ||
| import org.aspectj.lang.annotation.Around; | ||
| import org.aspectj.lang.annotation.Aspect; | ||
| import org.aspectj.lang.annotation.Pointcut; | ||
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| import java.lang.reflect.Method; | ||
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| /** | ||
| * Using AspectJ tools reach AOP. this class is used to inject | ||
| * {@link com.jkb.fragment.rigger.rigger.Rigger} to Activity's lifecycle and other methods. | ||
| * | ||
| * @author JingYeoh | ||
| * <a href="mailto:[email protected]">Email me</a> | ||
| * <a href="https://github.com/justkiddingbaby">Github</a> | ||
| * <a href="http://blog.justkiddingbaby.com">Blog</a> | ||
| * @since Nov 19,2017 | ||
| */ | ||
| @Aspect | ||
| public class SwipeInjection { | ||
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| //****************PointCut*********************************** | ||
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| /** | ||
| * PointCut method.find all classes that is marked by | ||
| * {@link com.jkb.fragment.swiper.annotation.Swiper} Annotation. | ||
| */ | ||
| @Pointcut("@target(com.jkb.fragment.swiper.annotation.Swiper)") | ||
| public void annotatedWithSwiper() { | ||
| } | ||
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| /** | ||
| * PointCut method.find all classes that is marked by | ||
| * {@link com.jkb.fragment.rigger.annotation.Puppet} Annotation. | ||
| */ | ||
| @Pointcut("@target(com.jkb.fragment.rigger.annotation.Puppet)") | ||
| public void annotatedWithPuppet() { | ||
| } | ||
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| //****************Helper************************************ && annotatedWithPuppet() && annotatedWithSwiper() | ||
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| @Pointcut("execution(* android.support.v4.app.FragmentActivity+.onCreate(..))") | ||
| public void onCreate() { | ||
| } | ||
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| @Pointcut("execution(* android.support.v4.app.FragmentActivity+.onDestroy(..))") | ||
| public void onDestroy() { | ||
| } | ||
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| //****************Process*********************************** | ||
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| @Around("onCreate()") | ||
| public Object onCreateProcess(ProceedingJoinPoint joinPoint) throws Throwable { | ||
| Object result = joinPoint.proceed(); | ||
| Object puppet = joinPoint.getTarget(); | ||
| //Only inject the class that marked by Puppet annotation. | ||
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| Method onCreate = invokeSwiperMethod("addToStack", Activity.class); | ||
| onCreate.invoke(getSwiperInstance(), puppet); | ||
| return result; | ||
| } | ||
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| @Around("onDestroy()") | ||
| public Object onDestroyProcess(ProceedingJoinPoint joinPoint) throws Throwable { | ||
| Object result = joinPoint.proceed(); | ||
| Object puppet = joinPoint.getTarget(); | ||
| //Only inject the class that marked by Puppet annotation. | ||
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| Method onDestroy = invokeSwiperMethod("removeFromStack", Activity.class); | ||
| onDestroy.invoke(getSwiperInstance(), puppet); | ||
| return result; | ||
| } | ||
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| /** | ||
| * Returns the instance of SwiperActivityManager class by reflect. | ||
| */ | ||
| Object getSwiperInstance() throws Exception { | ||
| Class<?> riggerClazz = Class.forName("com.jkb.fragment.swiper.SwipeActivityManager"); | ||
| Method getInstance = riggerClazz.getDeclaredMethod("getInstance"); | ||
| getInstance.setAccessible(true); | ||
| return getInstance.invoke(null); | ||
| } | ||
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| /** | ||
| * Returns the method object of SwiperActivityManager by reflect. | ||
| */ | ||
| Method invokeSwiperMethod(String methodName, Class<?>... params) throws Exception { | ||
| Object object = getSwiperInstance(); | ||
| Class<?> clazz = object.getClass(); | ||
| Method method = clazz.getDeclaredMethod(methodName, params); | ||
| method.setAccessible(true); | ||
| return method; | ||
| } | ||
| } |