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1 package com.daffodilwoods.daffodildb.server.sql99.dcl.sqlcontrolstatement;
2
3 import java.util.*;
4
5 import com.daffodilwoods.daffodildb.server.serversystem.*;
6 import com.daffodilwoods.daffodildb.server.sql99.common.*;
7 import com.daffodilwoods.daffodildb.server.sql99.token.*;
8 import com.daffodilwoods.daffodildb.server.sql99.utils.*;
9 import com.daffodilwoods.daffodildb.utils.*;
10 import com.daffodilwoods.daffodildb.utils.field.*;
11 import com.daffodilwoods.database.resource.*;
12 import com.daffodilwoods.daffodildb.server.sql99.expression.expressionprimary.SQLparameterreference;
13
14 public class assignmentstatement implements SQLcontrolstatement {
15 public assignmentsource _assignmentsource0;
16 public Sequalsoperator182046693 _Sequalsoperator1820466931;
17 public assignmenttarget _assignmenttarget2;
18 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439223;
19
20 private _Reference[] sourceRefs;
21 private _Reference targetRef;
22 private _ServerSession serverSession;
23
24 public Object  run(Object object) throws DException {
25 return this;
26 }
27
28 public void setOuterControlStatement(SQLcontrolstatement outerst) {
29 }
30
31 public Object [] getParameters(Object object) throws DException {
32 ArrayList list = new ArrayList();
33 Object [] par1 = _assignmentsource0.getParameters(object);
34 if (par1 != null) {
35 list.addAll(Arrays.asList(par1));
36 }
37 Object [] par2 = _assignmenttarget2.getParameters(object);
38 if (par2 != null) {
39 list.addAll(Arrays.asList(par2));
40 }
41 return list.toArray();
42 }
43
44
61
62 public Object execute(_VariableValues variableValues) throws DException {
63 Object value = SearchConditionUtility.executeExpression(_assignmentsource0,
64 sourceRefs, variableValues, serverSession);
65
66 Object [][] afterExecuteRefValuePair = variableValues.getReferenceAndValuePair();
67 if (afterExecuteRefValuePair != null) {
68 for (int i = 0; i < afterExecuteRefValuePair.length; i++) {
69 _Reference vvRef = (_Reference) afterExecuteRefValuePair[i][0];
70 if (vvRef.getQualifiedColumnName().equalsIgnoreCase(targetRef.getQualifiedColumnName())) {
71 value = FieldUtility.convertToAppropriateType( (FieldBase) value, vvRef.getDatatype(), vvRef.getSize(), null);
72 variableValues.setConditionVariableValue(
73 new _Reference[] {vvRef}
74 , new Object [] {value}
75 , 1);
76 }
77 }
78 }
79
80 return value;
81 }
82
83 public Object execute(Object [] values) throws DException {
84 throw new UnsupportedOperationException ();
85 }
86
87 public Object executeForFresh(Object [] values) throws DException {
88 throw new UnsupportedOperationException ();
89 }
90
91 public ParameterInfo[] getParameterInfo() throws DException {
92 throw new UnsupportedOperationException ();
93 }
94
95 public String toString() {
96 StringBuffer sb = new StringBuffer ();
97 sb.append(" ");
98 sb.append(_SRESERVEDWORD12065439223);
99 sb.append(" ");
100 sb.append(_assignmenttarget2);
101 sb.append(" ");
102 sb.append(_Sequalsoperator1820466931);
103 sb.append(" ");
104 sb.append(_assignmentsource0);
105 return sb.toString().trim();
106 }
107
108 public Object clone() throws CloneNotSupportedException {
109 return this;
110 }
111
112
118 public ColumnDetails[] getColumnDetails() throws DException {
119 ColumnDetails[] sourceCD = _assignmentsource0.getColumnDetails();
120 ColumnDetails[] targetCD = ( (SQLparameterreference) _assignmenttarget2).getColumnDetails();
121 ColumnDetails[] cd = GeneralPurposeStaticClass.getJointColumnDetails(sourceCD, targetCD);
122 ArrayList list = new ArrayList();
123 GeneralPurposeStaticClass.addRecursively(cd, list);
124 return (ColumnDetails[]) list.toArray(new ColumnDetails[0]);
125 }
126
127 public _Reference[] checkSemantic(_ServerSession object) throws DException {
128 serverSession = object;
129 ArrayList set = new ArrayList();
130 _assignmentsource0.checkSemantic(object);
131 sourceRefs = _assignmentsource0.getReferences(dummyTableDetail);
132 _Reference[] par2 = _assignmenttarget2.getReferences(dummyTableDetail);
133 if (sourceRefs != null) {
134 for (int i = 0; i < sourceRefs.length; i++) {
135 if (sourceRefs[i].getReferenceType() != SimpleConstants.SUBQUERY)
136 set.add(sourceRefs[i]);
137 }
138 }
139 targetRef = par2[0];
140 if (targetRef instanceof ColumnDetails)
141 ( (ColumnDetails) targetRef).setAssignmentTarget(true);
142 set.add(targetRef);
143 return (_Reference[]) set.toArray(new _Reference[0]);
144 }
145
146 public void getTableIncluded(ArrayList aList) throws DException {
147 }
148
149 public void getColumnsIncluded(ArrayList aList) throws DException {
150 }
151
152 private void checkStatementValidity(_Reference targetRefs, assignmentsource assignmentsource, _ServerSession object) throws DException {
153 try {
154 Check.checkForDatatype(targetRefs.getDatatype(), assignmentsource.getByteComparison(object).getDataTypes()[0]);
155 } catch (DException ex) {
156 throw new DException("DSE8214", null);
157 }
158 }
159 }
160 |
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