/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2009, Sualeh Fatehi.
*
* 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
package schemacrawler.crawl;
import schemacrawler.schema.DatabaseObject;
import schemacrawler.schema.Schema;
import schemacrawler.utility.Utility;
/**
* Represents a database object.
*
* @author Sualeh Fatehi
*/
abstract class AbstractDatabaseObject
extends AbstractNamedObject
implements DatabaseObject
{
private static final long serialVersionUID = 3099561832386790624L;
private final Schema schema;
private transient String fullName;
private transient int hashCode;
AbstractDatabaseObject(final Schema schema, final String name)
{
super(name);
this.schema = schema;
}
/**
* {@inheritDoc}
*
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(final Object obj)
{
if (!super.equals(obj))
{
return false;
}
if (this == obj)
{
return true;
}
if (obj == null)
{
return false;
}
final AbstractDatabaseObject other = (AbstractDatabaseObject) obj;
if (schema == null)
{
if (other.schema != null)
{
return false;
}
}
else if (!schema.equals(other.schema))
{
return false;
}
return true;
}
/**
* {@inheritDoc}
*
* @see Object#toString()
*/
@Override
public String getFullName()
{
buildFullName();
return fullName;
}
/**
* {@inheritDoc}
*
* @see schemacrawler.schema.DatabaseObject#getSchema()
*/
public final Schema getSchema()
{
return schema;
}
/**
* {@inheritDoc}
*
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode()
{
buildHashCode();
return hashCode;
}
/**
* {@inheritDoc}
*
* @see Object#toString()
*/
@Override
public String toString()
{
return getFullName();
}
private final void buildFullName()
{
if (fullName == null)
{
final StringBuilder buffer = new StringBuilder();
if (schema != null && !Utility.isBlank(schema.getFullName()))
{
buffer.append(schema.getFullName()).append(".");
}
if (!Utility.isBlank(getName()))
{
buffer.append(getName());
}
fullName = buffer.toString();
}
}
private void buildHashCode()
{
if (hashCode == 0)
{
final int prime = 31;
int result = super.hashCode();
result = prime * result + (schema == null? 0: schema.hashCode());
result = prime * result + super.hashCode();
hashCode = result;
}
}
}