-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathIRISToStringVisitor.java
More file actions
148 lines (131 loc) · 4.1 KB
/
IRISToStringVisitor.java
File metadata and controls
148 lines (131 loc) · 4.1 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
package sqlancer.iris;
import sqlancer.common.ast.newast.NewToStringVisitor;
import sqlancer.iris.ast.IRISSelect;
import sqlancer.iris.ast.IRISUnaryPrefixOperation;
import sqlancer.iris.ast.IRISSelect.IRISFromTable;
import sqlancer.iris.ast.IRISBinaryArithmeticOperation;
import sqlancer.iris.ast.IRISCase;
import sqlancer.iris.ast.IRISCastOperation;
import sqlancer.iris.ast.IRISColumnReference;
import sqlancer.iris.ast.IRISColumnValue;
import sqlancer.iris.ast.IRISConstant;
import sqlancer.iris.ast.IRISExpression;
import sqlancer.iris.ast.IRISPostfixText;
public final class IRISToStringVisitor extends NewToStringVisitor<IRISExpression> {
@Override
public void visitSpecific(IRISExpression expr) {
if (expr instanceof IRISConstant) {
visit((IRISConstant) expr);
} else if (expr instanceof IRISSelect) {
visit((IRISSelect) expr);
} else if (expr instanceof IRISFromTable) {
visit((IRISFromTable) expr);
} else if (expr instanceof IRISCase) {
visit((IRISCase) expr);
} else if (expr instanceof IRISColumnValue) {
visit((IRISColumnValue) expr);
} else if (expr instanceof IRISColumnReference) {
visit((IRISColumnReference) expr);
} else if (expr instanceof IRISPostfixText) {
visit((IRISPostfixText) expr);
} else if (expr instanceof IRISCastOperation) {
visit((IRISCastOperation) expr);
} else if (expr instanceof IRISUnaryPrefixOperation) {
visit((IRISUnaryPrefixOperation) expr);
} else if (expr instanceof IRISBinaryArithmeticOperation) {
visit((IRISBinaryArithmeticOperation) expr);
} else {
throw new AssertionError("IRISToStringVisitor: " + expr.getClass());
}
}
public void visit(IRISConstant constant) {
sb.append(constant.getTextRepresentation());
}
public void visit(IRISSelect s) {
sb.append("SELECT ");
if (s.getFetchColumns() == null) {
sb.append("*");
} else {
visit(s.getFetchColumns());
}
sb.append(" FROM ");
visit(s.getFromList());
if (s.getWhereClause() != null) {
sb.append(" WHERE ");
visit(s.getWhereClause());
}
if (!s.getGroupByExpressions().isEmpty()) {
sb.append(" GROUP BY ");
visit(s.getGroupByExpressions());
}
if (s.getHavingClause() != null) {
sb.append(" HAVING ");
visit(s.getHavingClause());
}
if (!s.getOrderByClauses().isEmpty()) {
sb.append(" ORDER BY ");
visit(s.getOrderByClauses());
}
if (s.getLimitClause() != null) {
sb.append(" LIMIT ");
visit(s.getLimitClause());
}
if (s.getOffsetClause() != null) {
sb.append(" OFFSET ");
visit(s.getOffsetClause());
}
}
public void visit(IRISFromTable from) {
sb.append(from.getTable().getName());
}
public void visit(IRISColumnValue c) {
sb.append(c.getColumn().getFullQualifiedName());
}
public void visit(IRISCase cas) {
sb.append("CASE");
if (cas instanceof IRISCase.IRISCaseWithoutBaseExpression) {
for (IRISCase.CasePair pair : cas.getPairs()) {
sb.append(" WHEN ");
visit(pair.getCond());
sb.append(" THEN ");
visit(pair.getThen());
}
}
sb.append(" ELSE ");
visit(cas.getElseExpr());
sb.append(" END");
}
public void visit(IRISColumnReference c) {
if (c.getColumn().getTable() == null) {
sb.append(c.getColumn().getName());
} else {
sb.append(c.getColumn().getFullQualifiedName());
}
}
public void visit(IRISPostfixText op) {
visit(op.getExpr());
sb.append(op.getText());
}
public void visit(IRISCastOperation cast) {
sb.append("CAST(");
visit(cast.getExpression());
sb.append(" AS ");
sb.append(cast.getType().name());
sb.append(")");
}
public void visit(IRISUnaryPrefixOperation op) {
sb.append(op.getTextRepresentation());
sb.append(" (");
visit(op.getExpression());
sb.append(")");
}
public void visit(IRISBinaryArithmeticOperation op) {
sb.append("(");
visit(op.getLeft());
sb.append(" ");
sb.append(op.getOp().getTextRepresentation());
sb.append(" ");
visit(op.getRight());
sb.append(")");
}
}