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/*
* Copyright (C) 2018 Square, Inc.
*
* 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 okio.samples;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import okio.Buffer;
import okio.ByteString;
public final class GoldenValue {
public void run() throws Exception {
Point point = new Point(8.0, 15.0);
ByteString pointBytes = serialize(point);
System.out.println(pointBytes.base64());
ByteString goldenBytes = ByteString.decodeBase64("rO0ABXNyAB5va2lvLnNhbXBsZ"
+ "XMuR29sZGVuVmFsdWUkUG9pbnTdUW8rMji1IwIAAkQAAXhEAAF5eHBAIAAAAAAAAEAuA"
+ "AAAAAAA");
Point decoded = (Point) deserialize(goldenBytes);
assertEquals(point, decoded);
}
private ByteString serialize(Object o) throws IOException {
Buffer buffer = new Buffer();
try (ObjectOutputStream objectOut = new ObjectOutputStream(buffer.outputStream())) {
objectOut.writeObject(o);
}
return buffer.readByteString();
}
private Object deserialize(ByteString byteString) throws IOException, ClassNotFoundException {
Buffer buffer = new Buffer();
buffer.write(byteString);
try (ObjectInputStream objectIn = new ObjectInputStream(buffer.inputStream())) {
Object result = objectIn.readObject();
if (objectIn.read() != -1) throw new IOException("Unconsumed bytes in stream");
return result;
}
}
static final class Point implements Serializable {
double x;
double y;
Point(double x, double y) {
this.x = x;
this.y = y;
}
}
private void assertEquals(Point a, Point b) {
if (a.x != b.x || a.y != b.y) throw new AssertionError();
}
public static void main(String... args) throws Exception {
new GoldenValue().run();
}
}
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