NFC sample app

Cherry-picking NFC sample into Honeycomb branch, since it wasn't
merged during it's original commit to Gingerbread.

Change-Id: I79308f04c1b2edd6cb5bb675fa13b9e5083a8432

samples/NFCDemo/src/com/example/android/nfc/NdefMessageParser.java

@@ -0,0 +1,57 @@
+/*
+ * 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 com.example.android.nfc;
+
+import android.nfc.NdefMessage;
+import android.nfc.NdefRecord;
+
+import com.example.android.nfc.record.ParsedNdefRecord;
+import com.example.android.nfc.record.SmartPoster;
+import com.example.android.nfc.record.TextRecord;
+import com.example.android.nfc.record.UriRecord;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Utility class for creating {@link ParsedNdefMessage}s.
+ */
+public class NdefMessageParser {
+
+    // Utility class
+    private NdefMessageParser() {
+
+    }
+
+    /** Parse an NdefMessage */
+    public static List<ParsedNdefRecord> parse(NdefMessage message) {
+        return getRecords(message.getRecords());
+    }
+
+    public static List<ParsedNdefRecord> getRecords(NdefRecord[] records) {
+        List<ParsedNdefRecord> elements = new ArrayList<ParsedNdefRecord>();
+        for (NdefRecord record : records) {
+            if (UriRecord.isUri(record)) {
+                elements.add(UriRecord.parse(record));
+            } else if (TextRecord.isText(record)) {
+                elements.add(TextRecord.parse(record));
+            } else if (SmartPoster.isPoster(record)) {
+                elements.add(SmartPoster.parse(record));
+            }
+        }
+        return elements;
+    }
+}