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1 package com.daffodilwoods.daffodildb.server.sql99.utils;
2
3
11 import com.daffodilwoods.daffodildb.server.serversystem.*;
12 import com.daffodilwoods.daffodildb.server.sql99.dql.iterator.*;
13 import com.daffodilwoods.daffodildb.server.sql99.expression.booleanvalueexpression.*;
14 import com.daffodilwoods.daffodildb.utils.field.*;
15 import com.daffodilwoods.database.resource.*;
16
17 public class NestedVariableValues implements _VariableValues {
18
19 private _VariableValues btreeReader;
20 private _VariableValues variableValues;
21 private booleanvalueexpression condition;
22
23 public NestedVariableValues(_VariableValues btreeReader0, _VariableValues variableValues0, booleanvalueexpression condition0) {
24 btreeReader = btreeReader0;
25 variableValues = variableValues0;
26 condition = condition0;
27 }
28
29 public void setBTreeReader(_VariableValues btreeReader0) {
30 btreeReader = btreeReader0;
31 }
32
33 public Object  getColumnValues(_Reference[] reference) throws DException {
34 try {
35 Object obj = variableValues.getColumnValues(reference);
36 return obj;
37 } catch (DException de) {
38 return btreeReader.getColumnValues(reference);
39 }
40 }
41
42 public void setIterator(_Iterator iterator) throws DException {
43 Thread.dumpStack();
44 variableValues.setIterator(iterator);
45 }
46
47 public void setConditionVariableValue(_Reference[] references, Object [] values, int priority) throws DException {
48 variableValues.setConditionVariableValue(references, values, priority);
49 }
50
51 public Object run() throws DException {
52 return condition.run(this);
53 }
54
55 public Object getColumnValues(_Reference reference) throws DException {
56 try {
57 return variableValues.getColumnValues(reference);
58 } catch (DException de) {
59 return btreeReader.getColumnValues(reference);
60 }
61 }
62
63 public FieldBase field(_Reference reference) throws com.daffodilwoods.database.resource.DException {
64 try {
65 return variableValues.field(reference);
66 } catch (DException de) {
67 return btreeReader.field(reference);
68 }
69 }
70
71 public String toString() {
72 return "NestedVariableValues[" + variableValues + "][Reader[ " + btreeReader + " ][Condition = " + condition + "]";
73 }
74
75 public void addReferences(_Reference[] reference) throws DException {
76 variableValues.addReferences(reference);
77 }
78
79 public Object [][] getReferenceAndValuePair() throws DException {
80 return variableValues.getReferenceAndValuePair();
81 }
82
83 public void releaseResource() throws DException {
84 }
85
86 public _ServerSession getServerSession() throws DException {
87 return variableValues.getServerSession();
88 }
89
90 }
91 |
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