001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.client;
019
020import static org.junit.jupiter.api.Assertions.assertTrue;
021
022import java.util.Arrays;
023import org.apache.hadoop.hbase.Cell;
024import org.apache.hadoop.hbase.CellBuilder;
025import org.apache.hadoop.hbase.CellUtil;
026import org.apache.hadoop.hbase.HBaseTestingUtil;
027import org.apache.hadoop.hbase.TableName;
028import org.apache.hadoop.hbase.testclassification.ClientTests;
029import org.apache.hadoop.hbase.testclassification.MediumTests;
030import org.apache.hadoop.hbase.util.Bytes;
031import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
032import org.junit.jupiter.api.AfterAll;
033import org.junit.jupiter.api.BeforeAll;
034import org.junit.jupiter.api.Tag;
035import org.junit.jupiter.api.Test;
036import org.junit.jupiter.api.TestInfo;
037
038@Tag(MediumTests.TAG)
039@Tag(ClientTests.TAG)
040public class TestMutationGetCellBuilder {
041
042  private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();
043
044  @BeforeAll
045  public static void setUpBeforeClass() throws Exception {
046    TEST_UTIL.startMiniCluster();
047  }
048
049  @AfterAll
050  public static void tearDownAfterClass() throws Exception {
051    TEST_UTIL.shutdownMiniCluster();
052  }
053
054  @Test
055  public void testMutationGetCellBuilder(TestInfo testInfo) throws Exception {
056    final TableName tableName = TableName.valueOf(testInfo.getTestMethod().get().getName());
057    final byte[] rowKey = Bytes.toBytes("12345678");
058    final byte[] uselessRowKey = Bytes.toBytes("123");
059    final byte[] family = Bytes.toBytes("cf");
060    final byte[] qualifier = Bytes.toBytes("foo");
061    final long now = EnvironmentEdgeManager.currentTime();
062    try (Table table = TEST_UTIL.createTable(tableName, family)) {
063      TEST_UTIL.waitTableAvailable(tableName.getName(), 5000);
064      // put one row
065      Put put = new Put(rowKey);
066      CellBuilder cellBuilder = put.getCellBuilder().setQualifier(qualifier).setFamily(family)
067        .setValue(Bytes.toBytes("bar")).setTimestamp(now);
068      // setRow is useless
069      cellBuilder.setRow(uselessRowKey);
070      put.add(cellBuilder.build());
071      byte[] cloneRow = CellUtil.cloneRow(cellBuilder.build());
072      assertTrue(!Arrays.equals(cloneRow, uselessRowKey), "setRow must be useless");
073      table.put(put);
074
075      // get the row back and assert the values
076      Get get = new Get(rowKey);
077      get.setTimestamp(now);
078      Result result = table.get(get);
079      assertTrue(Arrays.equals(result.getRow(), rowKey), "row key must be same");
080      assertTrue(Bytes.toString(result.getValue(family, qualifier)).equals("bar"),
081        "Column foo value should be bar");
082
083      // Delete that row
084      Delete delete = new Delete(rowKey);
085      cellBuilder = delete.getCellBuilder().setQualifier(qualifier).setFamily(family);
086      // if this row has been deleted,then can check setType is useless.
087      cellBuilder.setType(Cell.Type.Put);
088      delete.add(cellBuilder.build());
089      table.delete(delete);
090
091      // check this row whether exist
092      get = new Get(rowKey);
093      get.setTimestamp(now);
094      result = table.get(get);
095      assertTrue(result.getValue(family, qualifier) == null, "Column foo should not exist");
096    }
097  }
098}