First pass at advanced NFC tag dispatching APIs and other cleanup. (641dd621) · Commits · e / os / android_frameworks_base

core/java/android/nfc/INfcTag.aidl

+4 −4

Original line number	Diff line number	Diff line
		@@ -34,9 +34,9 @@ interface INfcTag

		int getLastError(int nativeHandle);

		NdefMessage read(int nativeHandle);
		int write(int nativeHandle, in NdefMessage msg);
		int makeReadOnly(int nativeHandle);
		int getModeHint(int nativeHandle);
		NdefMessage ndefRead(int nativeHandle);
		int ndefWrite(int nativeHandle, in NdefMessage msg);
		int ndefMakeReadOnly(int nativeHandle);
		boolean ndefIsWritable(int nativeHandle);
		int formatNdef(int nativeHandle, in byte[] key);
		}

+26 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,32 @@ import android.util.Log;
		public final class NfcAdapter {
		private static final String TAG = "NFC";

		/**
		* Intent to start an activity when a tag with NDEF payload is discovered.
		* If the tag has and NDEF payload this intent is started before
		* {@link #ACTION_TECHNOLOGY_DISCOVERED}.
		*
		* If any activities respond to this intent neither
		* {@link #ACTION_TECHNOLOGY_DISCOVERED} or {@link #ACTION_TAG_DISCOVERED} will be started.
		* @hide
		*/
		@SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
		public static final String ACTION_NDEF_DISCOVERED = "android.nfc.action.NDEF_DISCOVERED";

		/**
		* Intent to started when a tag is discovered. The data URI is formated as
		* {@code vnd.android.nfc://tag/} with the path having a directory entry for each technology
		* in the {@link Tag#getTechnologyList()} is ascending order.
		*
		* This intent is started after {@link #ACTION_NDEF_DISCOVERED} and before
		* {@link #ACTION_TAG_DISCOVERED}
		*
		* If any activities respond to this intent {@link #ACTION_TAG_DISCOVERED} will not be started.
		* @hide
		*/
		@SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
		public static final String ACTION_TECHNOLOGY_DISCOVERED = "android.nfc.action.TECH_DISCOVERED";

		/**
		* Intent to start an activity when a tag is discovered.
		*/

+3 −4

Original line number	Diff line number	Diff line
		@@ -79,7 +79,7 @@ public final class Ndef extends BasicTagTechnology {
		public NdefMessage getNdefMessage() throws IOException, FormatException {
		try {
		int serviceHandle = mTag.getServiceHandle();
		NdefMessage msg = mTagService.read(serviceHandle);
		NdefMessage msg = mTagService.ndefRead(serviceHandle);
		if (msg == null) {
		int errorCode = mTagService.getLastError(serviceHandle);
		switch (errorCode) {
		@@ -119,7 +119,6 @@ public final class Ndef extends BasicTagTechnology {
		* Provides a hint on whether writes are likely to succeed.
		* <p>Requires {@link android.Manifest.permission#NFC} permission.
		* @return true if write is likely to succeed
		* @throws IOException if the target is lost or connection closed
		*/
		public boolean isWritable() {
		return (mCardState == NDEF_MODE_READ_WRITE);
		@@ -132,7 +131,7 @@ public final class Ndef extends BasicTagTechnology {
		*/
		public void writeNdefMessage(NdefMessage msg) throws IOException, FormatException {
		try {
		int errorCode = mTagService.write(mTag.getServiceHandle(), msg);
		int errorCode = mTagService.ndefWrite(mTag.getServiceHandle(), msg);
		switch (errorCode) {
		case ErrorCodes.SUCCESS:
		break;
		@@ -169,7 +168,7 @@ public final class Ndef extends BasicTagTechnology {
		*/
		public boolean makeReadonly() throws IOException {
		try {
		int errorCode = mTagService.makeReadOnly(mTag.getServiceHandle());
		int errorCode = mTagService.ndefMakeReadOnly(mTag.getServiceHandle());
		switch (errorCode) {
		case ErrorCodes.SUCCESS:
		return true;

+1 −1

Original line number	Diff line number	Diff line
		@@ -73,7 +73,7 @@ public final class NdefFormatable extends BasicTagTechnology {
		// Should not happen
		throw new IOException();
		}
		errorCode = mTagService.write(serviceHandle, firstMessage);
		errorCode = mTagService.ndefWrite(serviceHandle, firstMessage);
		switch (errorCode) {
		case ErrorCodes.SUCCESS:
		break;

+6 −16

Original line number	Diff line number	Diff line
		@@ -39,42 +39,32 @@ public interface TagTechnology {
		/**
		* This object is an instance of {@link NfcF}
		*/
		public static final int NFC_F = 11;
		public static final int NFC_F = 4;

		/**
		* This object is an instance of {@link NfcV}
		*/
		public static final int NFC_V = 21;
		public static final int NFC_V = 5;

		/**
		* This object is an instance of {@link Ndef}
		*/
		public static final int NDEF = 101;
		public static final int NDEF = 6;

		/**
		* This object is an instance of {@link NdefFormatable}
		*/
		public static final int NDEF_FORMATABLE = 110;
		public static final int NDEF_FORMATABLE = 7;

		/**
		* This object is an instance of {@link MifareClassic}
		*/
		public static final int MIFARE_CLASSIC = 200;

		/**
		* A Mifare Classic tag with NDEF data
		*/
		public static final int MIFARE_CLASSIC_NDEF = 201;
		public static final int MIFARE_CLASSIC = 8;

		/**
		* This object is an instance of {@link MifareUltralight}
		*/
		public static final int MIFARE_ULTRALIGHT = 202;

		/**
		* A Mifare DESFire tag
		*/
		public static final int MIFARE_DESFIRE = 203;
		public static final int MIFARE_ULTRALIGHT = 9;

		/**
		* Returns the technology type for this tag connection.