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WarcRecordWritable.java
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Tue, May 28, 23:53

WarcRecordWritable.java
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/*
* Warcbase: an open-source platform for managing web archives
*
* 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 org.warcbase.io;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.hadoop.io.Writable;
import org.archive.io.warc.WARCRecord;
import org.warcbase.data.WarcRecordUtils;
public class WarcRecordWritable implements Writable {
private WARCRecord record = null;
public WarcRecordWritable() {}
public WarcRecordWritable(WARCRecord r) {
this.record = r;
}
public void setRecord(WARCRecord r) {
this.record = r;
}
public WARCRecord getRecord() {
return record;
}
@Override
public void readFields(DataInput in) throws IOException {
int len = in.readInt();
if (len == 0) {
this.record = null;
return;
}
byte[] bytes = new byte[len];
in.readFully(bytes);
this.record = WarcRecordUtils.fromBytes(bytes);
}
@Override
public void write(DataOutput out) throws IOException {
if (record == null) {
out.writeInt(0);
}
byte[] bytes = WarcRecordUtils.toBytes(record);
out.writeInt(bytes.length);
out.write(bytes);
}
}

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