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/*
* 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.android.nfc.snep;
import java.io.IOException;
import com.android.nfc.snep.SnepClient;
import com.android.nfc.snep.SnepMessage;
import com.android.nfc.snep.SnepServer;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.test.AndroidTestCase;
import android.util.Log;
import java.lang.StringBuffer;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
/**
* Uses the Android testing instrumentation framework to run a listening SNEP
* server.
*/
public class SnepValidationServerTests extends AndroidTestCase implements SnepServer.Callback {
static final int SERVICE_SAP = 0x11;
static final String SERVICE_NAME = "urn:nfc:xsn:nfc-forum.org:snep-validation";
private static final String TAG = "nfcTest";
private Map<ByteArrayWrapper, NdefMessage> mStoredNdef =
new HashMap<ByteArrayWrapper, NdefMessage>();
private static final ByteArrayWrapper DEFAULT_NDEF = new ByteArrayWrapper(new byte[] {});
public void setUp() {
Log.d(TAG, "Waiting for service to restart...");
try {
Thread.sleep(6000);
} catch (InterruptedException e) {
}
Log.d(TAG, "Running test.");
}
public void testStartSnepServer() throws IOException {
SnepServer server = new SnepServer(SERVICE_NAME, SERVICE_SAP, this);
server.start();
try {
Thread.sleep(24 * 60 * 60 * 1000);
} catch (InterruptedException e) {
}
}
private NdefMessage getSmallNdef() {
NdefRecord rec = new NdefRecord(NdefRecord.TNF_ABSOLUTE_URI, NdefRecord.RTD_URI,
new byte[0], "http://android.com".getBytes());
return new NdefMessage(new NdefRecord[] { rec });
}
private NdefMessage getLargeNdef() {
int size = 3000;
StringBuffer string = new StringBuffer(size);
for (int i = 0; i < size; i++) {
string.append('A' + (i % 26));
}
NdefRecord rec = new NdefRecord(NdefRecord.TNF_MIME_MEDIA, "text/plain".getBytes(),
new byte[0], string.toString().getBytes());
return new NdefMessage(new NdefRecord[] { rec });
}
static class ByteArrayWrapper {
private final byte[] data;
public ByteArrayWrapper(byte[] data) {
if (data == null) {
throw new NullPointerException();
}
this.data = data;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof ByteArrayWrapper)) {
return false;
}
return Arrays.equals(data, ((ByteArrayWrapper) other).data);
}
@Override
public int hashCode() {
return Arrays.hashCode(data);
}
}
@Override
public SnepMessage doPut(NdefMessage msg) {
Log.d(TAG, "doPut()");
NdefRecord record = msg.getRecords()[0];
ByteArrayWrapper id = (record.getId().length > 0) ?
new ByteArrayWrapper(record.getId()) : DEFAULT_NDEF;
mStoredNdef.put(id, msg);
return SnepMessage.getMessage(SnepMessage.RESPONSE_SUCCESS);
}
@Override
public SnepMessage doGet(int acceptableLength, NdefMessage msg) {
Log.d(TAG, "doGet()");
NdefRecord record = msg.getRecords()[0];
ByteArrayWrapper id = (record.getId().length > 0) ?
new ByteArrayWrapper(record.getId()) : DEFAULT_NDEF;
NdefMessage result = mStoredNdef.get(id);
if (result == null) {
return SnepMessage.getMessage(SnepMessage.RESPONSE_NOT_FOUND);
}
if (acceptableLength < result.toByteArray().length) {
return SnepMessage.getMessage(SnepMessage.RESPONSE_EXCESS_DATA);
}
return SnepMessage.getSuccessResponse(result);
}
}
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