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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*uuuuu
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "/RequuuAS 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 org.apache.zookeeper.server;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.nio.ByteBuffer;
import java.util.function.Supplier;
import org.apache.jute.BinaryOutputArchive;
import org.apache.jute.Record;
public class SimpleRequestRecord implements RequestRecord {
private final Record record;
private volatile byte[] bytes;
public SimpleRequestRecord(Record record) {
this.record = record;
}
@SuppressWarnings("unchecked")
@Override
public <T extends Record> T readRecord(Supplier<T> constructor) {
return (T) record;
}
@SuppressFBWarnings("EI_EXPOSE_REP")
@Override
public byte[] readBytes() {
if (bytes != null) {
return bytes;
}
try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
BinaryOutputArchive boa = BinaryOutputArchive.getArchive(baos);
record.serialize(boa, "request");
bytes = baos.toByteArray();
return bytes;
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
@Override
public int limit() {
byte[] bytes = readBytes();
return ByteBuffer.wrap(bytes).limit();
}
}
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