/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.sql.tree;
import com.facebook.presto.sql.parser.ParsingException;
import com.google.common.base.Preconditions;
public class LongLiteral
extends Literal
{
private final long value;
public LongLiteral(String value)
{
Preconditions.checkNotNull(value, "value is null");
try {
this.value = Long.parseLong(value);
}
catch (NumberFormatException e) {
throw new ParsingException("Invalid numeric literal: " + value);
}
}
public long getValue()
{
return value;
}
@Override
public <R, C> R accept(AstVisitor<R, C> visitor, C context)
{
return visitor.visitLongLiteral(this, context);
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
LongLiteral that = (LongLiteral) o;
if (value != that.value) {
return false;
}
return true;
}
@Override
public int hashCode()
{
return (int) (value ^ (value >>> 32));
}
}