在8.1以前app 发广播不受任何限制,但是9.0以后系统为了安全性考虑,广播就要发定向广播 接收方才能收得到
而系统对于广播的接收处理都是在BroadcastQueue.java中处理的
frameworks/base/services/core/java/com/android/server/am/BroadcastQueue.java
接下来看源码
public void scheduleBroadcastsLocked() {
if (DEBUG_BROADCAST) Slog.v(TAG_BROADCAST, "Schedule broadcasts ["
+ mQueueName + "]: current="
+ mBroadcastsScheduled);
if