/*
* 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.nifi.hbase.io;
import org.apache.nifi.hbase.scan.ResultCell;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
public class TestJsonRowSerializer {
private final byte[] rowKey = "row1".getBytes(StandardCharsets.UTF_8);
private ResultCell[] cells;
@Before
public void setup() {
final byte[] cell1Fam = "colFam1".getBytes(StandardCharsets.UTF_8);
final byte[] cell1Qual = "colQual1".getBytes(StandardCharsets.UTF_8);
final byte[] cell1Val = "val1".getBytes(StandardCharsets.UTF_8);
final byte[] cell2Fam = "colFam2".getBytes(StandardCharsets.UTF_8);
final byte[] cell2Qual = "colQual2".getBytes(StandardCharsets.UTF_8);
final byte[] cell2Val = "val2".getBytes(StandardCharsets.UTF_8);
final ResultCell cell1 = getResultCell(cell1Fam, cell1Qual, cell1Val);
final ResultCell cell2 = getResultCell(cell2Fam, cell2Qual, cell2Val);
cells = new ResultCell[] { cell1, cell2 };
}
@Test
public void testSerializeRegular() throws IOException {
final ByteArrayOutputStream out = new ByteArrayOutputStream();
final RowSerializer rowSerializer = new JsonRowSerializer(StandardCharsets.UTF_8);
rowSerializer.serialize(rowKey, cells, out);
final String json = out.toString(StandardCharsets.UTF_8.name());
Assert.assertEquals("{\"row\":\"row1\", \"cells\": {\"colFam1:colQual1\":\"val1\", \"colFam2:colQual2\":\"val2\"}}", json);
}
private ResultCell getResultCell(byte[] fam, byte[] qual, byte[] val) {
final ResultCell cell = new ResultCell();
cell.setFamilyArray(fam);
cell.setFamilyOffset(0);
cell.setFamilyLength((byte)fam.length);
cell.setQualifierArray(qual);
cell.setQualifierOffset(0);
cell.setQualifierLength(qual.length);
cell.setValueArray(val);
cell.setValueOffset(0);
cell.setValueLength(val.length);
return cell;
}
}