are NFC NDef Messages Equal - Android Network

Android examples for Network:NFC Message

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Description

are NFC NDef Messages Equal

Demo Code

/*//from w w w.j a v a  2  s  .  c  o m
 * Copyright (C) 2011 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.java2s;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import java.util.Arrays;

public class Main {
    public static boolean areMessagesEqual(NdefMessage message,
            NdefMessage otherMessage) {
        return message != null
                && otherMessage != null
                && areRecordArraysEqual(message.getRecords(),
                        otherMessage.getRecords());
    }

    private static boolean areRecordArraysEqual(NdefRecord[] records,
            NdefRecord[] otherRecords) {
        if (records.length == otherRecords.length) {
            for (int i = 0; i < records.length; i++) {
                if (!areRecordsEqual(records[i], otherRecords[i])) {
                    return false;
                }
            }
            return true;
        } else {
            return false;
        }
    }

    private static boolean areRecordsEqual(NdefRecord record,
            NdefRecord otherRecord) {
        return Arrays.equals(record.toByteArray(),
                otherRecord.toByteArray());
    }
}

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