/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.query.sql.proc;
import org.teiid.core.types.DataTypeManager;
import org.teiid.query.sql.LanguageVisitor;
import org.teiid.query.sql.symbol.Expression;
/**
* <p> This class represents a error assignment statement in the storedprocedure language.
* It extends the <code>Statement</code> that could part of a <code>Block</code>. This
* this object holds and error message.</p>
*/
public class RaiseStatement extends Statement implements ExpressionStatement {
private Expression expression;
private boolean warning;
public RaiseStatement() {
}
/**
* Constructor for RaiseErrorStatement.
* @param message The error message
*/
public RaiseStatement(Expression message) {
expression = message;
}
public RaiseStatement(Expression message, boolean warning) {
expression = message;
this.warning = warning;
}
public void acceptVisitor(LanguageVisitor visitor) {
visitor.visit(this);
}
public Expression getExpression() {
return expression;
}
public void setExpression(Expression expression) {
this.expression = expression;
}
public int getType() {
return TYPE_ERROR;
}
@Override
public RaiseStatement clone() {
return new RaiseStatement((Expression) this.expression.clone(), warning);
}
@Override
public int hashCode() {
return expression.hashCode();
}
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof RaiseStatement)) {
return false;
}
RaiseStatement other = (RaiseStatement)obj;
return other.expression.equals(this.expression) && this.warning == other.warning;
}
@Override
public Class<?> getExpectedType() {
return DataTypeManager.DefaultDataClasses.OBJECT;
}
public boolean isWarning() {
return warning;
}
public void setWarning(boolean warning) {
this.warning = warning;
}
} // END CLASS