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157 lines (133 loc) · 3.82 KB
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package sqlancer.postgres;
import sqlancer.postgres.ast.PostgresAggregate;
import sqlancer.postgres.ast.PostgresBetweenOperation;
import sqlancer.postgres.ast.PostgresCastOperation;
import sqlancer.postgres.ast.PostgresCollate;
import sqlancer.postgres.ast.PostgresColumnValue;
import sqlancer.postgres.ast.PostgresConstant;
import sqlancer.postgres.ast.PostgresExpression;
import sqlancer.postgres.ast.PostgresFunction;
import sqlancer.postgres.ast.PostgresInOperation;
import sqlancer.postgres.ast.PostgresOrderByTerm;
import sqlancer.postgres.ast.PostgresPOSIXRegularExpression;
import sqlancer.postgres.ast.PostgresPostfixOperation;
import sqlancer.postgres.ast.PostgresPostfixText;
import sqlancer.postgres.ast.PostgresPrefixOperation;
import sqlancer.postgres.ast.PostgresSelect;
import sqlancer.postgres.ast.PostgresSelect.PostgresFromTable;
import sqlancer.postgres.ast.PostgresSimilarTo;
public final class PostgresExpectedValueVisitor implements PostgresVisitor {
private final StringBuilder sb = new StringBuilder();
private int nrTabs = 0;
private void print(PostgresExpression expr) {
PostgresToStringVisitor v = new PostgresToStringVisitor();
v.visit(expr);
for (int i = 0; i < nrTabs; i++) {
sb.append("\t");
}
sb.append(v.get());
sb.append(" -- " + expr.getExpectedValue());
sb.append("\n");
}
// @Override
// public void visit(PostgresExpression expr) {
// nrTabs++;
// try {
// super.visit(expr);
// } catch (IgnoreMeException e) {
//
// }
// nrTabs--;
// }
@Override
public void visit(PostgresConstant constant) {
print(constant);
}
@Override
public void visit(PostgresPostfixOperation op) {
print(op);
visit(op.getExpression());
}
public String get() {
return sb.toString();
}
@Override
public void visit(PostgresColumnValue c) {
print(c);
}
@Override
public void visit(PostgresPrefixOperation op) {
print(op);
visit(op.getExpression());
}
@Override
public void visit(PostgresSelect op) {
visit(op.getWhereClause());
}
@Override
public void visit(PostgresOrderByTerm op) {
}
@Override
public void visit(PostgresFunction f) {
print(f);
for (int i = 0; i < f.getArguments().length; i++) {
visit(f.getArguments()[i]);
}
}
@Override
public void visit(PostgresCastOperation cast) {
print(cast);
visit(cast.getExpression());
}
@Override
public void visit(PostgresBetweenOperation op) {
print(op);
visit(op.getExpr());
visit(op.getLeft());
visit(op.getRight());
}
@Override
public void visit(PostgresInOperation op) {
print(op);
visit(op.getExpr());
for (PostgresExpression right : op.getListElements()) {
visit(right);
}
}
@Override
public void visit(PostgresPostfixText op) {
print(op);
visit(op.getExpr());
}
@Override
public void visit(PostgresAggregate op) {
print(op);
for (PostgresExpression expr : op.getArgs()) {
visit(expr);
}
}
@Override
public void visit(PostgresSimilarTo op) {
print(op);
visit(op.getString());
visit(op.getSimilarTo());
if (op.getEscapeCharacter() != null) {
visit(op.getEscapeCharacter());
}
}
@Override
public void visit(PostgresPOSIXRegularExpression op) {
print(op);
visit(op.getString());
visit(op.getRegex());
}
@Override
public void visit(PostgresCollate op) {
print(op);
visit(op.getExpr());
}
@Override
public void visit(PostgresFromTable from) {
print(from);
}
}