org.hibernate.metamodel.relational.Datatype Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010 by Red Hat Inc and/or its affiliates or by
* third-party contributors as indicated by either @author tags or express
* copyright attribution statements applied by the authors. All
* third-party contributions are distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.metamodel.relational;
/**
* Models a JDBC {@link java.sql.Types DATATYPE}
*
* @todo Do we somehow link this in with {@link org.hibernate.internal.util.jdbc.TypeInfo} ?
*
* @author Steve Ebersole
*/
public class Datatype {
private final int typeCode;
private final String typeName;
private final Class javaType;
private final int hashCode;
public Datatype(int typeCode, String typeName, Class javaType) {
this.typeCode = typeCode;
this.typeName = typeName;
this.javaType = javaType;
this.hashCode = generateHashCode();
}
private int generateHashCode() {
int result = typeCode;
if ( typeName != null ) {
result = 31 * result + typeName.hashCode();
}
if ( javaType != null ) {
result = 31 * result + javaType.hashCode();
}
return result;
}
public int getTypeCode() {
return typeCode;
}
public String getTypeName() {
return typeName;
}
public Class getJavaType() {
return javaType;
}
@Override
public boolean equals(Object o) {
if ( this == o ) {
return true;
}
if ( o == null || getClass() != o.getClass() ) {
return false;
}
Datatype datatype = (Datatype) o;
return typeCode == datatype.typeCode
&& javaType.equals( datatype.javaType )
&& typeName.equals( datatype.typeName );
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public String toString() {
return super.toString() + "[code=" + typeCode + ", name=" + typeName + ", javaClass=" + javaType.getName() + "]";
}
}