New APIs for NDEF Push Protocol. (33ff2405) · Commits · e / os / android_frameworks_base

api/current.xml

+29 −1

Original line number	Diff line number	Diff line
		@@ -100830,6 +100830,19 @@
		<parameter name="activity" type="android.app.Activity">
		</parameter>
		</method>
		<method name="disableNdefPushDispatch"
		return="void"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="activity" type="android.app.Activity">
		</parameter>
		</method>
		<method name="enableForegroundDispatch"
		return="void"
		abstract="false"
		@@ -100847,6 +100860,21 @@
		<parameter name="filters" type="android.content.IntentFilter...">
		</parameter>
		</method>
		<method name="enableForegroundNdefPush"
		return="void"
		abstract="false"
		native="false"
		synchronized="false"
		static="false"
		final="false"
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="activity" type="android.app.Activity">
		</parameter>
		<parameter name="msg" type="android.nfc.NdefMessage">
		</parameter>
		</method>
		<method name="getDefaultAdapter"
		return="android.nfc.NfcAdapter"
		abstract="false"
		@@ -226827,7 +226855,7 @@
		deprecated="not deprecated"
		visibility="public"
		>
		<parameter name="t" type="T">
		<parameter name="arg0" type="T">
		</parameter>
		</method>
		</interface>

core/java/android/nfc/INfcAdapter.aidl

+2 −0

Original line number	Diff line number	Diff line
		@@ -50,6 +50,8 @@ interface INfcAdapter
		void enableForegroundDispatch(in ComponentName activity, in PendingIntent intent,
		in IntentFilter[] filters);
		void disableForegroundDispatch(in ComponentName activity);
		void enableForegroundNdefPush(in ComponentName activity, in NdefMessage msg);
		void disableForegroundNdefPush(in ComponentName activity);

		// Non-public methods
		// TODO: check and complete

core/java/android/nfc/NfcAdapter.java

+64 −10

Original line number	Diff line number	Diff line
		@@ -413,13 +413,6 @@ public final class NfcAdapter {
		}
		}

		class ForegroundDispatchPausedListener implements OnActivityPausedListener {
		@Override
		public void onPaused(Activity activity) {
		disableForegroundDispatchInternal(activity, true);
		}
		}

		/**
		* Enables foreground dispatching to the given Activity. This will force all NFC Intents that
		* match the given filters to be delivered to the activity bypassing the standard dispatch
		@@ -438,7 +431,7 @@ public final class NfcAdapter {
		throw new NullPointerException();
		}
		if (!activity.isResumed()) {
		throw new IllegalStateException("Foregorund dispatching can onlly be enabled " +
		throw new IllegalStateException("Foregorund dispatching can only be enabled " +
		"when your activity is resumed");
		}
		try {
		@@ -452,15 +445,24 @@ public final class NfcAdapter {

		/**
		* Disables foreground activity dispatching setup with
		* {@link #enableForegroundDispatch}. This must be called before the Activity returns from
		* {@link #enableForegroundDispatch}.
		*
		* <p>This must be called before the Activity returns from
		* it's <code>onPause()</code> or this method will throw an IllegalStateException.
		*
		* This method must be called from the main thread.
		* <p>This method must be called from the main thread.
		*/
		public void disableForegroundDispatch(Activity activity) {
		disableForegroundDispatchInternal(activity, false);
		}

		class ForegroundDispatchPausedListener implements OnActivityPausedListener {
		@Override
		public void onPaused(Activity activity) {
		disableForegroundDispatchInternal(activity, true);
		}
		}

		void disableForegroundDispatchInternal(Activity activity, boolean force) {
		try {
		sService.disableForegroundDispatch(activity.getComponentName());
		@@ -473,6 +475,58 @@ public final class NfcAdapter {
		}
		}

		/**
		* Enable NDEF messages push while this Activity is in the foreground.
		*/
		public void enableForegroundNdefPush(Activity activity, NdefMessage msg) {
		if (activity == null \|\| msg == null) {
		throw new NullPointerException();
		}
		if (!activity.isResumed()) {
		throw new IllegalStateException("Foregorund NDEF push can only be enabled " +
		"when your activity is resumed");
		}
		try {
		ActivityThread.currentActivityThread().registerOnActivityPausedListener(activity,
		new ForegroundDispatchPausedListener());
		sService.enableForegroundNdefPush(activity.getComponentName(), msg);
		} catch (RemoteException e) {
		attemptDeadServiceRecovery(e);
		}
		}

		/**
		* Disables foreground NDEF push setup with
		* {@link #enableForegroundNdefPush}.
		*
		* <p>This must be called before the Activity returns from
		* it's <code>onPause()</code> or this method will throw an IllegalStateException.
		*
		* <p>This method must be called from the main thread.
		*/
		public void disableNdefPushDispatch(Activity activity) {
		disableForegroundDispatchInternal(activity, false);
		}

		class ForegroundNdefPushPausedListener implements OnActivityPausedListener {
		@Override
		public void onPaused(Activity activity) {
		disableNdefPushDispatchInternal(activity, true);
		}
		}

		void disableNdefPushDispatchInternal(Activity activity, boolean force) {
		try {
		sService.disableForegroundNdefPush(activity.getComponentName());
		if (!force && !activity.isResumed()) {
		throw new IllegalStateException("You must disable forgeground NDEF push " +
		"while your activity is still resumed");
		}
		} catch (RemoteException e) {
		attemptDeadServiceRecovery(e);
		}
		}

		/**
		* Retrieve a TagTechnology object used to interact with a Tag that is
		* in field.