joincondition


1   package com.daffodilwoods.daffodildb.server.sql99.dql.tableexpression.fromclause;
2   
3   import java.util.*;
4   import com.daffodilwoods.daffodildb.server.sql99.common.*;
5   import com.daffodilwoods.daffodildb.server.sql99.dql.plan.condition.*;
6   import com.daffodilwoods.daffodildb.server.sql99.expression.booleanvalueexpression.*;
7   import com.daffodilwoods.daffodildb.server.sql99.token.*;
8   import com.daffodilwoods.daffodildb.server.sql99.utils.*;
9   import com.daffodilwoods.database.resource.*;
10  
11  /**
12   * It represents condition on ON clause in qualified join,which is used to filter
13   * record after joined result.
14   * <p>Title: </p>
15   * <p>Description: </p>
16   * <p>Copyright: Copyright (c) 2004</p>
17   * <p>Company: </p>
18   * @author not attributable
19   * @version 1.0
20   */
21  public class joincondition implements com.daffodilwoods.daffodildb.utils.parser.StatementExecuter, joinspecification {
22    /**
23     * It represents searhcondition on ON
24     */
25    public searchcondition _searchcondition0;
26    /**
27     * It represents keyword ON
28     */
29    public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439221;
30  
31     public joincondition() {
32     }
33  
34     public joincondition(booleanvalueexpression condition) {
35        _searchcondition0 = new searchcondition();
36        _searchcondition0._searchcondition0 = condition;
37        _SRESERVEDWORD12065439221 = new SRESERVEDWORD1206543922();
38        _SRESERVEDWORD12065439221._SRESERVEDWORD12065439220 = " ON ";
39     }
40  
41     /**
42      * This method is used to verify the values given by the user.
43      * Checks the conditional Column values given by user.
44      * If the values mismatchs the join condition, exception is thrown.
45      * This methods calls the verifyValues method of searchcondition specified in
46      * the from clause.
47      */
48     public void verifyValues(_VariableValueOperations variableValueOperation) throws DException {
49        _searchcondition0.verifyValues(variableValueOperation);
50     }
51  
52     /**
53      * Note:- For documentation of following method refers to documentation of
54      * joinspecification.
55      * @param variableValueOperation
56      * @throws DException
57      */
58     public void setDefaultValues(_VariableValueOperations variableValueOperation) throws DException {
59        _searchcondition0.setDefaultValues(variableValueOperation);
60     }
61  
62     public Object   run(Object   object) throws com.daffodilwoods.database.resource.DException {
63        return null;
64     }
65  
66     public booleanvalueexpression getWholeCondition() throws DException {
67        return _searchcondition0.getWholeCondition();
68     }
69  
70     public ColumnDetails[] getColumnDetails() throws DException {
71        return _searchcondition0.getColumnDetails();
72     }
73  
74     public void getColumnsIncluded(ArrayList aList) throws DException {
75        _searchcondition0.getColumnsIncluded(aList);
76     }
77  
78     public void getTablesIncluded(ArrayList aList) throws DException {
79        _searchcondition0.getTablesIncluded(aList);
80     }
81  
82     public ParameterInfo[] getParameterInfo() throws DException {
83        return _searchcondition0.getParameterInfo();
84     }
85  
86     public Object  [] getParameters(Object   object) throws DException {
87        return _searchcondition0.getParameters(object);
88     }
89  
90     public _BVEPlan getBveExecutionPlan() throws DException {
91        return _searchcondition0.getBveExecutionPlan();
92     }
93  
94     public _QualifiedBVE getQualifiedBVE(TableDetails[] tableDetails) throws DException {
95        return _searchcondition0.getQualifiedBVE(tableDetails);
96     }
97     public com.daffodilwoods.daffodildb.server.sql99.utils._Reference[] checkSemantic(com.daffodilwoods.daffodildb.server.serversystem._ServerSession parent, boolean checkUserRight) throws DException {
98       /*Done by Sandeep to solve bug--12327*/
99        if(_searchcondition0.hasContainClause())
100          throw new DException("DSE6011",null);
101      return _searchcondition0.checkSemantic(parent);
102    }
103    /**
104     * This method is required during modification  through resultset.
105     * @usage qualified join
106     * @param td
107     * @return
108     * @throws DException
109     */
110    public TableDetails[] getJoinCorrespondingTables(TableDetails[] td) throws DException {
111       TableDetails[] t11 = _searchcondition0.getCorrespondingTableDetails(td);
112       return t11;
113    }
114 
115    public String   toString() {
116       StringBuffer   sb = new StringBuffer  ();
117       sb.append(" ");
118       sb.append(_SRESERVEDWORD12065439221);
119       sb.append(" ");
120       sb.append(_searchcondition0);
121       return sb.toString();
122    }
123 
124    public Object   clone() throws CloneNotSupportedException   {
125       joincondition tempClass = new joincondition();
126       tempClass._searchcondition0 = (searchcondition) _searchcondition0.clone();
127       tempClass._SRESERVEDWORD12065439221 = (SRESERVEDWORD1206543922) _SRESERVEDWORD12065439221.clone();
128       return tempClass;
129    }
130 
131 }
132
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