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1   /*
2    * Copyright (c) 2010.  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;
22  
23  import org.apache.hadoop.hbase.hbql.client.ExecutionResults;
24  import org.apache.hadoop.hbase.hbql.client.HBqlException;
25  import org.apache.hadoop.hbase.hbql.impl.HConnectionImpl;
26  
27  public class ParseStatement extends GenericStatement implements ConnectionStatement {
28  
29      private final HBqlStatement stmt;
30  
31      public ParseStatement(final HBqlStatement stmt) {
32          super(null);
33          this.stmt = stmt;
34      }
35  
36      private HBqlStatement getStmt() {
37          return this.stmt;
38      }
39  
40      public ExecutionResults execute(HConnectionImpl connection) throws HBqlException {
41  
42          final ExecutionResults retval = new ExecutionResults("Parsed successfully");
43  
44          retval.out.println(this.getStmt().getClass().getSimpleName());
45  
46          return retval;
47      }
48  
49      public static String usage() {
50          return "PARSE statement";
51      }
52  }