Java 类org.apache.hadoop.hbase.index.client.NoIndexExpression 实例源码

@Test
public void testNoIndexExpression() throws Exception {
  IndexExpression exp = new NoIndexExpression();
  Scan scan = new Scan();
  scan.setAttribute(Constants.INDEX_EXPRESSION, IndexUtils.toBytes(exp));
  byte[] value1 = Bytes.toBytes("asdf");
  scan.setFilter(new SingleColumnValueFilter(FAMILY1, QUALIFIER1, CompareOp.EQUAL, value1));
  List<IndexSpecification> indices = new ArrayList<IndexSpecification>();
  IndexSpecification is1 = new IndexSpecification("idx1");
  HColumnDescriptor colDesc = new HColumnDescriptor(FAMILY1);
  is1.addIndexColumn(colDesc, COL1, ValueType.String, 15);
  indices.add(is1);
  ScanFilterEvaluator evaluator = new ScanFilterEvaluator();
  HRegion region =
      initHRegion(tableName.getBytes(), null, null, "testNoIndexExpression",
        TEST_UTIL.getConfiguration(), FAMILY1);
  IndexRegionScanner scanner = evaluator.evaluate(scan, indices, new byte[0], region, tableName);
  assertNull(scanner);
}

@Test
public void testNoIndexExpression() throws Exception {
  IndexExpression exp = new NoIndexExpression();
  Scan scan = new Scan();
  scan.setAttribute(Constants.INDEX_EXPRESSION, IndexUtils.toBytes(exp));
  byte[] value1 = Bytes.toBytes("asdf");
  scan.setFilter(new SingleColumnValueFilter(FAMILY1, QUALIFIER1, CompareOp.EQUAL, value1));
  List<IndexSpecification> indices = new ArrayList<IndexSpecification>();
  IndexSpecification is1 = new IndexSpecification("idx1");
  HColumnDescriptor colDesc = new HColumnDescriptor(FAMILY1);
  is1.addIndexColumn(colDesc, COL1, ValueType.String, 15);
  indices.add(is1);
  ScanFilterEvaluator evaluator = new ScanFilterEvaluator();
  HRegion region =
      initHRegion(tableName.getBytes(), null, null, "testNoIndexExpression",
        TEST_UTIL.getConfiguration(), FAMILY1);
  IndexRegionScanner scanner = evaluator.evaluate(scan, indices, new byte[0], region, tableName);
  assertNull(scanner);
}