Merge \"Add state for loading/unloading apps\" into nyc-mr1-dev (d9a081e2) · Commits · e / os / android_frameworks_base

core/java/android/hardware/location/ContextHubService.java

+53 −27

Original line number	Diff line number	Diff line
		@@ -16,6 +16,11 @@

		package android.hardware.location;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.util.ArrayList;
		import java.util.HashMap;

		import android.Manifest;
		import android.content.Context;
		import android.content.pm.PackageManager;
		@@ -53,10 +58,14 @@ public class ContextHubService extends IContextHubService.Stub {
		private static final int PRE_LOADED_APP_MEM_REQ = 0;

		private static final int MSG_HEADER_SIZE = 4;
		private static final int MSG_FIELD_TYPE = 0;
		private static final int MSG_FIELD_VERSION = 1;
		private static final int MSG_FIELD_HUB_HANDLE = 2;
		private static final int MSG_FIELD_APP_INSTANCE = 3;
		private static final int HEADER_FIELD_MSG_TYPE = 0;
		private static final int HEADER_FIELD_MSG_VERSION = 1;
		private static final int HEADER_FIELD_HUB_HANDLE = 2;
		private static final int HEADER_FIELD_APP_INSTANCE = 3;

		private static final int HEADER_FIELD_LOAD_APP_ID_LO = MSG_HEADER_SIZE;
		private static final int HEADER_FIELD_LOAD_APP_ID_HI = MSG_HEADER_SIZE + 1;
		private static final int MSG_LOAD_APP_HEADER_SIZE = MSG_HEADER_SIZE + 2;

		private static final int OS_APP_INSTANCE = -1;

		@@ -146,11 +155,16 @@ public class ContextHubService extends IContextHubService.Stub {
		return -1;
		}

		int[] msgHeader = new int[MSG_HEADER_SIZE];
		msgHeader[MSG_FIELD_HUB_HANDLE] = contextHubHandle;
		msgHeader[MSG_FIELD_APP_INSTANCE] = OS_APP_INSTANCE;
		msgHeader[MSG_FIELD_VERSION] = 0;
		msgHeader[MSG_FIELD_TYPE] = MSG_LOAD_NANO_APP;
		int[] msgHeader = new int[MSG_LOAD_APP_HEADER_SIZE];
		msgHeader[HEADER_FIELD_HUB_HANDLE] = contextHubHandle;
		msgHeader[HEADER_FIELD_APP_INSTANCE] = OS_APP_INSTANCE;
		msgHeader[HEADER_FIELD_MSG_VERSION] = 0;
		msgHeader[HEADER_FIELD_MSG_TYPE] = MSG_LOAD_NANO_APP;

		long appId = app.getAppId();

		msgHeader[HEADER_FIELD_LOAD_APP_ID_LO] = (int)(appId & 0xFFFFFFFF);
		msgHeader[HEADER_FIELD_LOAD_APP_ID_HI] = (int)((appId >> 32) & 0xFFFFFFFF);

		if (nativeSendMessage(msgHeader, app.getAppBinary()) != 0) {
		return -1;
		@@ -169,12 +183,14 @@ public class ContextHubService extends IContextHubService.Stub {

		// Call Native interface here
		int[] msgHeader = new int[MSG_HEADER_SIZE];
		msgHeader[MSG_FIELD_HUB_HANDLE] = ANY_HUB;
		msgHeader[MSG_FIELD_APP_INSTANCE] = OS_APP_INSTANCE;
		msgHeader[MSG_FIELD_VERSION] = 0;
		msgHeader[MSG_FIELD_TYPE] = MSG_UNLOAD_NANO_APP;
		msgHeader[HEADER_FIELD_HUB_HANDLE] = ANY_HUB;
		msgHeader[HEADER_FIELD_APP_INSTANCE] = nanoAppInstanceHandle;
		msgHeader[HEADER_FIELD_MSG_VERSION] = 0;
		msgHeader[HEADER_FIELD_MSG_TYPE] = MSG_UNLOAD_NANO_APP;

		if (nativeSendMessage(msgHeader, null) != 0) {
		byte msg[] = new byte[0];

		if (nativeSendMessage(msgHeader, msg) != 0) {
		return -1;
		}

		@@ -222,10 +238,10 @@ public class ContextHubService extends IContextHubService.Stub {
		checkPermissions();

		int[] msgHeader = new int[MSG_HEADER_SIZE];
		msgHeader[MSG_FIELD_HUB_HANDLE] = hubHandle;
		msgHeader[MSG_FIELD_APP_INSTANCE] = nanoAppHandle;
		msgHeader[MSG_FIELD_VERSION] = msg.getVersion();
		msgHeader[MSG_FIELD_TYPE] = msg.getMsgType();
		msgHeader[HEADER_FIELD_HUB_HANDLE] = hubHandle;
		msgHeader[HEADER_FIELD_APP_INSTANCE] = nanoAppHandle;
		msgHeader[HEADER_FIELD_MSG_VERSION] = msg.getVersion();
		msgHeader[HEADER_FIELD_MSG_TYPE] = msg.getMsgType();

		return nativeSendMessage(msgHeader, msg.getData());
		}
		@@ -269,15 +285,17 @@ public class ContextHubService extends IContextHubService.Stub {
		Log.v(TAG, "No message callbacks registered.");
		return 0;
		}
		ContextHubMessage message =
		new ContextHubMessage(header[MSG_FIELD_TYPE], header[MSG_FIELD_VERSION], data);

		ContextHubMessage msg = new ContextHubMessage(header[HEADER_FIELD_MSG_TYPE],
		header[HEADER_FIELD_MSG_VERSION],
		data);
		for (int i = 0; i < callbacksCount; ++i) {
		IContextHubCallback callback = mCallbacksList.getBroadcastItem(i);
		try {
		callback.onMessageReceipt(
		header[MSG_FIELD_HUB_HANDLE],
		header[MSG_FIELD_APP_INSTANCE],
		message);
		header[HEADER_FIELD_HUB_HANDLE],
		header[HEADER_FIELD_APP_INSTANCE],
		msg);
		} catch (RemoteException e) {
		Log.i(TAG, "Exception (" + e + ") calling remote callback (" + callback + ").");
		continue;
		@@ -308,12 +326,20 @@ public class ContextHubService extends IContextHubService.Stub {
		return 0;
		}

		private int deleteAppInstance(int appInstanceHandle) {
		if (mNanoAppHash.remove(appInstanceHandle) == null) {
		return -1;
		}

		return 0;
		}

		private void sendVrStateChangeMessageToApp(NanoAppInstanceInfo app, boolean vrModeEnabled) {
		int[] msgHeader = new int[MSG_HEADER_SIZE];
		msgHeader[MSG_FIELD_TYPE] = 0;
		msgHeader[MSG_FIELD_VERSION] = 0;
		msgHeader[MSG_FIELD_HUB_HANDLE] = ANY_HUB;
		msgHeader[MSG_FIELD_APP_INSTANCE] = app.getHandle();
		msgHeader[HEADER_FIELD_MSG_TYPE] = 0;
		msgHeader[HEADER_FIELD_MSG_VERSION] = 0;
		msgHeader[HEADER_FIELD_HUB_HANDLE] = ANY_HUB;
		msgHeader[HEADER_FIELD_APP_INSTANCE] = app.getHandle();

		byte[] data = new byte[1];
		data[0] = (byte) ((vrModeEnabled) ? 1 : 0);