1 /*
2 * Copyright (c) 2011. The Apache Software Foundation
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20
21 package org.apache.hadoop.hbase.hbql.statement.select;
22
23 import org.apache.hadoop.hbase.client.HTableInterface;
24 import org.apache.hadoop.hbase.client.ResultScanner;
25 import org.apache.hadoop.hbase.client.Scan;
26 import org.apache.hadoop.hbase.hbql.client.HBqlException;
27 import org.apache.hadoop.hbase.hbql.mapping.Mapping;
28 import org.apache.hadoop.hbase.hbql.statement.args.WithArgs;
29
30 import java.io.IOException;
31
32 public class ScanRequest implements RowRequest {
33
34 final Scan scanValue;
35
36 public ScanRequest(final Scan scanValue) {
37 this.scanValue = scanValue;
38 }
39
40 private Scan getScanValue() {
41 return this.scanValue;
42 }
43
44 public ResultScanner getResultScanner(final Mapping mapping,
45 final WithArgs withArgs,
46 final HTableInterface table) throws HBqlException {
47 try {
48 return table.getScanner(this.getScanValue());
49 }
50 catch (IOException e) {
51 throw new HBqlException(e);
52 }
53 }
54 }