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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
*
* 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.apache.hadoop.hive.serde2.avro;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.rmi.server.UID;
import org.apache.avro.Schema;
import org.apache.avro.generic.GenericData;
import org.apache.avro.generic.GenericRecord;
import org.junit.Test;
public class TestGenericAvroRecordWritable {
private static final String schemaJSON = "{\n" +
" \"namespace\": \"gallifrey\",\n" +
" \"name\": \"TestPerson\",\n" +
" \"type\": \"record\",\n" +
" \"fields\": [\n" +
" {\n" +
" \"name\":\"first\",\n" +
" \"type\":\"string\"\n" +
" },\n" +
" {\n" +
" \"name\":\"last\",\n" +
" \"type\":\"string\"\n" +
" }\n" +
" ]\n" +
"}";
@Test
public void writableContractIsImplementedCorrectly() throws IOException {
Schema schema = AvroSerdeUtils.getSchemaFor(schemaJSON);
GenericRecord gr = new GenericData.Record(schema);
gr.put("first", "The");
gr.put("last", "Doctor");
assertEquals("The", gr.get("first"));
assertEquals("Doctor", gr.get("last"));
AvroGenericRecordWritable garw = new AvroGenericRecordWritable(gr);
garw.setFileSchema(gr.getSchema());
garw.setRecordReaderID(new UID());
ByteArrayOutputStream baos = new ByteArrayOutputStream();
DataOutputStream daos = new DataOutputStream(baos);
garw.write(daos);
AvroGenericRecordWritable garw2 = new AvroGenericRecordWritable(gr);
garw.setFileSchema(gr.getSchema());
garw2.setRecordReaderID(new UID());
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
DataInputStream dais = new DataInputStream(bais);
garw2.readFields(dais);
GenericRecord gr2 = garw2.getRecord();
assertEquals("The", gr2.get("first").toString());
assertEquals("Doctor", gr2.get("last").toString());
}
}