/**********************************************************************
Copyright (c) 2002 Kelly Grizzle (TJDO) and others. All rights reserved.
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.
Contributors:
2002 Mike Martin (TJDO)
2003 Andy Jefferson - coding standards
...
**********************************************************************/
package org.datanucleus.store.mapped.mapping;
import org.datanucleus.ClassLoaderResolver;
import org.datanucleus.store.mapped.expression.IntegerLiteral;
import org.datanucleus.store.mapped.expression.LogicSetExpression;
import org.datanucleus.store.mapped.expression.NumericExpression;
import org.datanucleus.store.mapped.expression.QueryExpression;
import org.datanucleus.store.mapped.expression.ScalarExpression;
/**
* Mapping for Long type.
*/
public class LongMapping extends SingleFieldMapping
{
private static Long mappingSampleValue = new Long(0);
public Object getSampleValue(ClassLoaderResolver clr)
{
return mappingSampleValue;
}
/* (non-Javadoc)
* @see org.datanucleus.store.mapping.JavaTypeMapping#getJavaType()
*/
public Class getJavaType()
{
return Long.class;
}
public ScalarExpression newLiteral(QueryExpression qs, Object value)
{
return new IntegerLiteral(qs, this, (Number)value);
}
public ScalarExpression newScalarExpression(QueryExpression qs, LogicSetExpression te)
{
return new NumericExpression(qs, this, te);
}
}