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TiDBVisitor.java
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69 lines (54 loc) · 2.06 KB
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package sqlancer.tidb.visitor;
import sqlancer.tidb.ast.TiDBAggregate;
import sqlancer.tidb.ast.TiDBCase;
import sqlancer.tidb.ast.TiDBCastOperation;
import sqlancer.tidb.ast.TiDBColumnReference;
import sqlancer.tidb.ast.TiDBConstant;
import sqlancer.tidb.ast.TiDBExpression;
import sqlancer.tidb.ast.TiDBFunctionCall;
import sqlancer.tidb.ast.TiDBJoin;
import sqlancer.tidb.ast.TiDBSelect;
import sqlancer.tidb.ast.TiDBTableReference;
import sqlancer.tidb.ast.TiDBText;
public interface TiDBVisitor {
default void visit(TiDBExpression expr) {
if (expr instanceof TiDBConstant) {
visit((TiDBConstant) expr);
} else if (expr instanceof TiDBColumnReference) {
visit((TiDBColumnReference) expr);
} else if (expr instanceof TiDBSelect) {
visit((TiDBSelect) expr);
} else if (expr instanceof TiDBTableReference) {
visit((TiDBTableReference) expr);
} else if (expr instanceof TiDBFunctionCall) {
visit((TiDBFunctionCall) expr);
} else if (expr instanceof TiDBJoin) {
visit((TiDBJoin) expr);
} else if (expr instanceof TiDBText) {
visit((TiDBText) expr);
} else if (expr instanceof TiDBAggregate) {
visit((TiDBAggregate) expr);
} else if (expr instanceof TiDBCastOperation) {
visit((TiDBCastOperation) expr);
} else if (expr instanceof TiDBCase) {
visit((TiDBCase) expr);
} else {
throw new AssertionError(expr.getClass());
}
}
void visit(TiDBCase caseExpr);
void visit(TiDBCastOperation cast);
void visit(TiDBAggregate aggr);
void visit(TiDBFunctionCall call);
void visit(TiDBConstant expr);
void visit(TiDBColumnReference expr);
void visit(TiDBTableReference expr);
void visit(TiDBSelect select);
void visit(TiDBJoin join);
void visit(TiDBText text);
static String asString(TiDBExpression expr) {
TiDBToStringVisitor v = new TiDBToStringVisitor();
v.visit(expr);
return v.getString();
}
}