1   /*
2    * Copyright 2003 - 2013 The eFaps Team
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   *
16   * Revision:        $Rev$
17   * Last Changed:    $Date$
18   * Last Changed By: $Author$
19   */
20  
21  
22  package org.efaps.db.search;
23  
24  import org.efaps.db.wrapper.SQLPart;
25  import org.efaps.db.wrapper.SQLSelect;
26  import org.efaps.util.EFapsException;
27  
28  
29  
30  /**
31   * TODO comment!
32   *
33   * @author The eFaps Team
34   * @version $Id$
35   */
36  public class QOr
37      extends QAnd
38  {
39      /**
40       * Constructor setting the parts of this OR.
41       * @param _parts parts for this and
42       */
43      public QOr(final AbstractQPart... _parts)
44      {
45         super(_parts);
46      }
47  
48      /**
49       * {@inheritDoc}
50       */
51      @Override
52      public QOr appendSQL(final SQLSelect _sql)
53          throws EFapsException
54      {
55          _sql.addPart(SQLPart.PARENTHESIS_OPEN);
56          boolean first = true;
57          for (final AbstractQPart part : getParts()) {
58              if (first) {
59                  first = false;
60              } else {
61                  _sql.addPart(SQLPart.OR);
62              }
63              part.appendSQL(_sql);
64          }
65          _sql.addPart(SQLPart.PARENTHESIS_CLOSE);
66          return this;
67      }
68  }