1 files changed, 145 insertions, 0 deletions
diff --git a/core/java/android/nfc/tech/TagTechnology.java b/core/java/android/nfc/tech/TagTechnology.java
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+++ b/core/java/android/nfc/tech/TagTechnology.java
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+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nfc.tech;
+
+import android.nfc.Tag;
+
+import java.io.IOException;
+
+public interface TagTechnology {
+    /**
+     * This technology is an instance of {@link NfcA}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NFC_A = 1;
+
+    /**
+     * This technology is an instance of {@link NfcB}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NFC_B = 2;
+
+    /**
+     * This technology is an instance of {@link IsoDep}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int ISO_DEP = 3;
+
+    /**
+     * This technology is an instance of {@link NfcF}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NFC_F = 4;
+
+    /**
+     * This technology is an instance of {@link NfcV}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NFC_V = 5;
+
+    /**
+     * This technology is an instance of {@link Ndef}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NDEF = 6;
+
+    /**
+     * This technology is an instance of {@link NdefFormatable}.
+     * <p>Support for this technology type is mandatory.
+     * @hide
+     */
+    public static final int NDEF_FORMATABLE = 7;
+
+    /**
+     * This technology is an instance of {@link MifareClassic}.
+     * <p>Support for this technology type is optional. If a stack doesn't support this technology
+     * type tags using it must still be discovered and present the lower level radio interface
+     * technologies in use.
+     * @hide
+     */
+    public static final int MIFARE_CLASSIC = 8;
+
+    /**
+     * This technology is an instance of {@link MifareUltralight}.
+     * <p>Support for this technology type is optional. If a stack doesn't support this technology
+     * type tags using it must still be discovered and present the lower level radio interface
+     * technologies in use.
+     * @hide
+     */
+    public static final int MIFARE_ULTRALIGHT = 9;
+
+    /**
+     * Returns the technology type for this tag connection.
+     * @hide
+     */
+    public int getTechnologyId();
+
+    /**
+     * Get the {@link Tag} object this technology came from.
+     */
+    public Tag getTag();
+
+    /**
+     * Opens a connection to the {@link Tag} enabling interactive commands. The command set
+     * varies by the technology type.
+     *
+     * <p>This method blocks until the connection has been established.
+     *
+     * <p>A call to {@link #close} from another thread will cancel a blocked call and cause an
+     * IOException to be thrown on the thread that is blocked.
+     *
+     * @see #reconnect()
+     * @see #close()
+     * @throws IOException if the target is lost, or connect canceled
+     */
+    public void connect() throws IOException;
+
+    /**
+     * Re-connect to the {@link Tag} associated with this connection. Reconnecting to a tag can be
+     * used to reset the state of the tag itself.
+     *
+     * <p>This method blocks until the connection is re-established.
+     *
+     * <p>A call to {@link #close} from another thread will cancel a blocked call and cause an
+     * IOException to be thrown on the thread that is blocked.
+     *
+     * @see #connect()
+     * @see #close()
+     * @throws IOException
+     */
+    public void reconnect() throws IOException;
+
+    /**
+     * Closes the connection to the {@link Tag}. This call is non-blocking and causes all blocking
+     * operations such as {@link #connect} to be canceled and immediately throw
+     * {@link java.io.IOException} on the thread that is blocked.
+     *
+     * <p>
+     * Once this method is called, this object cannot be re-used and should be discarded. Further
+     * calls to {@link #connect} will fail.
+     *
+     * @see #connect()
+     * @see #reconnect()
+     */
+    public void close();
+}