Examples with Increment org.apache.hadoop.hbase.client.Increment used on opensource projects

Example 31 with Increment

use of org.apache.hadoop.hbase.client.Increment in project hbase by apache.

the class TestRegionObserverInterface method testCheckAndIncrementHooks.

@Test
public void testCheckAndIncrementHooks() throws Exception {
    final TableName tableName = TableName.valueOf(TEST_TABLE.getNameAsString() + "." + name.getMethodName());
    Table table = util.createTable(tableName, new byte[][] { A, B, C });
    try {
        byte[] row = Bytes.toBytes(0);
        verifyMethodResult(SimpleRegionObserver.class, new String[] { "getPreCheckAndMutate", "getPreCheckAndMutateAfterRowLock", "getPostCheckAndMutate" }, tableName, new Integer[] { 0, 0, 0 });
        table.checkAndMutate(CheckAndMutate.newBuilder(row).ifNotExists(A, A).build(new Increment(row).addColumn(A, A, 1)));
        verifyMethodResult(SimpleRegionObserver.class, new String[] { "getPreCheckAndMutate", "getPreCheckAndMutateAfterRowLock", "getPostCheckAndMutate" }, tableName, new Integer[] { 1, 1, 1 });
        table.checkAndMutate(CheckAndMutate.newBuilder(row).ifEquals(A, A, Bytes.toBytes(1L)).build(new Increment(row).addColumn(A, A, 1)));
        verifyMethodResult(SimpleRegionObserver.class, new String[] { "getPreCheckAndMutate", "getPreCheckAndMutateAfterRowLock", "getPostCheckAndMutate" }, tableName, new Integer[] { 2, 2, 2 });
    } finally {
        util.deleteTable(tableName);
        table.close();
    }
}

Example 32 with Increment

use of org.apache.hadoop.hbase.client.Increment in project hbase by apache.

the class TestHRegion method testIncrWithReadOnlyTable.

@Test
public void testIncrWithReadOnlyTable() throws Exception {
    final TableName tableName = TableName.valueOf(name.getMethodName());
    this.region = initHRegion(tableName, method, CONF, true, Bytes.toBytes("somefamily"));
    boolean exceptionCaught = false;
    Increment inc = new Increment(Bytes.toBytes("somerow"));
    inc.setDurability(Durability.SKIP_WAL);
    inc.addColumn(Bytes.toBytes("somefamily"), Bytes.toBytes("somequalifier"), 1L);
    try {
        region.increment(inc);
    } catch (IOException e) {
        exceptionCaught = true;
    }
    assertTrue(exceptionCaught == true);
}

Example 33 with Increment

use of org.apache.hadoop.hbase.client.Increment in project hbase by apache.

the class TestHRegion method testCheckAndRowMutations.

@Test
public void testCheckAndRowMutations() throws Throwable {
    final byte[] row = Bytes.toBytes("row");
    final byte[] q1 = Bytes.toBytes("q1");
    final byte[] q2 = Bytes.toBytes("q2");
    final byte[] q3 = Bytes.toBytes("q3");
    final byte[] q4 = Bytes.toBytes("q4");
    final String v1 = "v1";
    region = initHRegion(tableName, method, CONF, fam1);
    // Initial values
    region.batchMutate(new Mutation[] { new Put(row).addColumn(fam1, q2, Bytes.toBytes("toBeDeleted")), new Put(row).addColumn(fam1, q3, Bytes.toBytes(5L)), new Put(row).addColumn(fam1, q4, Bytes.toBytes("a")) });
    // Do CheckAndRowMutations
    CheckAndMutate checkAndMutate = CheckAndMutate.newBuilder(row).ifNotExists(fam1, q1).build(new RowMutations(row).add(Arrays.asList(new Put(row).addColumn(fam1, q1, Bytes.toBytes(v1)), new Delete(row).addColumns(fam1, q2), new Increment(row).addColumn(fam1, q3, 1), new Append(row).addColumn(fam1, q4, Bytes.toBytes("b")))));
    CheckAndMutateResult result = region.checkAndMutate(checkAndMutate);
    assertTrue(result.isSuccess());
    assertEquals(6L, Bytes.toLong(result.getResult().getValue(fam1, q3)));
    assertEquals("ab", Bytes.toString(result.getResult().getValue(fam1, q4)));
    // Verify the value
    Result r = region.get(new Get(row));
    assertEquals(v1, Bytes.toString(r.getValue(fam1, q1)));
    assertNull(r.getValue(fam1, q2));
    assertEquals(6L, Bytes.toLong(r.getValue(fam1, q3)));
    assertEquals("ab", Bytes.toString(r.getValue(fam1, q4)));
    // Do CheckAndRowMutations again
    checkAndMutate = CheckAndMutate.newBuilder(row).ifNotExists(fam1, q1).build(new RowMutations(row).add(Arrays.asList(new Delete(row).addColumns(fam1, q1), new Put(row).addColumn(fam1, q2, Bytes.toBytes(v1)), new Increment(row).addColumn(fam1, q3, 1), new Append(row).addColumn(fam1, q4, Bytes.toBytes("b")))));
    result = region.checkAndMutate(checkAndMutate);
    assertFalse(result.isSuccess());
    assertNull(result.getResult());
    // Verify the value
    r = region.get(new Get(row));
    assertEquals(v1, Bytes.toString(r.getValue(fam1, q1)));
    assertNull(r.getValue(fam1, q2));
    assertEquals(6L, Bytes.toLong(r.getValue(fam1, q3)));
    assertEquals("ab", Bytes.toString(r.getValue(fam1, q4)));
}

Example 34 with Increment

use of org.apache.hadoop.hbase.client.Increment in project hbase by apache.

the class TestHRegion method testCheckAndIncrement.

@Test
public void testCheckAndIncrement() throws Throwable {
    final byte[] FAMILY = Bytes.toBytes("fam");
    // Setting up region
    this.region = initHRegion(tableName, method, CONF, FAMILY);
    region.put(new Put(row).addColumn(FAMILY, Bytes.toBytes("A"), Bytes.toBytes("a")));
    // CheckAndIncrement with correct value
    CheckAndMutateResult res = region.checkAndMutate(CheckAndMutate.newBuilder(row).ifEquals(FAMILY, Bytes.toBytes("A"), Bytes.toBytes("a")).build(new Increment(row).addColumn(FAMILY, Bytes.toBytes("B"), 1)));
    assertTrue(res.isSuccess());
    assertEquals(1, Bytes.toLong(res.getResult().getValue(FAMILY, Bytes.toBytes("B"))));
    Result result = region.get(new Get(row).addColumn(FAMILY, Bytes.toBytes("B")));
    assertEquals(1, Bytes.toLong(result.getValue(FAMILY, Bytes.toBytes("B"))));
    // CheckAndIncrement with wrong value
    res = region.checkAndMutate(CheckAndMutate.newBuilder(row).ifEquals(FAMILY, Bytes.toBytes("A"), Bytes.toBytes("b")).build(new Increment(row).addColumn(FAMILY, Bytes.toBytes("B"), 1)));
    assertFalse(res.isSuccess());
    assertNull(res.getResult());
    result = region.get(new Get(row).addColumn(FAMILY, Bytes.toBytes("B")));
    assertEquals(1, Bytes.toLong(result.getValue(FAMILY, Bytes.toBytes("B"))));
    region.put(new Put(row).addColumn(FAMILY, Bytes.toBytes("C"), Bytes.toBytes("c")));
    // CheckAndIncrement with a filter and correct value
    res = region.checkAndMutate(CheckAndMutate.newBuilder(row).ifMatches(new FilterList(new SingleColumnValueFilter(FAMILY, Bytes.toBytes("A"), CompareOperator.EQUAL, Bytes.toBytes("a")), new SingleColumnValueFilter(FAMILY, Bytes.toBytes("C"), CompareOperator.EQUAL, Bytes.toBytes("c")))).build(new Increment(row).addColumn(FAMILY, Bytes.toBytes("B"), 2)));
    assertTrue(res.isSuccess());
    assertEquals(3, Bytes.toLong(res.getResult().getValue(FAMILY, Bytes.toBytes("B"))));
    result = region.get(new Get(row).addColumn(FAMILY, Bytes.toBytes("B")));
    assertEquals(3, Bytes.toLong(result.getValue(FAMILY, Bytes.toBytes("B"))));
    // CheckAndIncrement with a filter and correct value
    res = region.checkAndMutate(CheckAndMutate.newBuilder(row).ifMatches(new FilterList(new SingleColumnValueFilter(FAMILY, Bytes.toBytes("A"), CompareOperator.EQUAL, Bytes.toBytes("b")), new SingleColumnValueFilter(FAMILY, Bytes.toBytes("C"), CompareOperator.EQUAL, Bytes.toBytes("d")))).build(new Increment(row).addColumn(FAMILY, Bytes.toBytes("B"), 2)));
    assertFalse(res.isSuccess());
    assertNull(res.getResult());
    result = region.get(new Get(row).addColumn(FAMILY, Bytes.toBytes("B")));
    assertEquals(3, Bytes.toLong(result.getValue(FAMILY, Bytes.toBytes("B"))));
}

Example 35 with Increment

use of org.apache.hadoop.hbase.client.Increment in project hbase by apache.

the class TestRegionServerMetrics method testIncrement.

@Test
public void testIncrement() throws Exception {
    Put p = new Put(row).addColumn(cf, qualifier, Bytes.toBytes(0L));
    table.put(p);
    for (int count = 0; count < 13; count++) {
        Increment inc = new Increment(row);
        inc.addColumn(cf, qualifier, 100);
        table.increment(inc);
    }
    metricsRegionServer.getRegionServerWrapper().forceRecompute();
    assertCounter("incrementNumOps", 13);
}