parensearchexpression


1   package com.daffodilwoods.daffodildb.server.sql99.fulltext.expression;
2   
3   
4   import com.daffodilwoods.database.resource.*;
5   import com.daffodilwoods.daffodildb.server.sql99.token.*;
6   import com.daffodilwoods.daffodildb.server.sql99.fulltext.dql.condition._FullTextPredicate;
7   import com.daffodilwoods.daffodildb.server.sql99.utils._Reference;
8   /**
9    * This class represents Parenthesized search expression.
10   * <p>Title: </p>
11   * <p>Description: </p>
12   * <p>Copyright: Copyright (c) 2003</p>
13   * <p>Company: </p>
14   * @author not attributable
15   * @version 1.0
16   */
17  public class parensearchexpression implements com.daffodilwoods.daffodildb.utils.parser.StatementExecuter,   searchprimary {
18    /**
19     * It represents serach pattern that is to be searched
20     */
21    public searchexpression _searchexpression0;
22  
23    public Object   run(Object   object) throws DException {
24      return null;
25    }
26  
27    public Object   clone() throws CloneNotSupportedException   {
28      searchexpression Searchexpression1 = (searchexpression) _searchexpression0.
29          clone();
30      parensearchexpression Parensearchexpression = new parensearchexpression();
31      Parensearchexpression._searchexpression0 = Searchexpression1;
32      return Parensearchexpression;
33    }
34    /**
35     * GetFullTextPredicate used to get plan of Search Expression.which is self executable
36     * @return _fulltextPredicate
37     * @throws DException
38     */
39    public _FullTextPredicate getFullTextPrdicate() throws DException {
40      return _searchexpression0.getFulltextPredicates();
41    }
42    /**
43     * It is required to do semantic checking of search expression
44     * @param parent
45     * @return
46     * @throws DException
47     */
48    public _Reference[] checkSemantic(com.daffodilwoods.daffodildb.server.serversystem._ServerSession parent) throws DException {
49      return _searchexpression0.checkSemantic(parent);
50    }
51  
52    public String   toString(){
53    StringBuffer   str=new StringBuffer  (" ");
54    return str.append("(").append(_searchexpression0).append(")").toString();
55    }
56  
57  }
58

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