/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2011, 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 java.io.Serializable;
import sf.util.Utility;
final class SchemaReference
implements Serializable, Comparable<SchemaReference>
{
private static final long serialVersionUID = -5309848447599233878L;
private final String catalogName;
private final String schemaName;
private transient String fullName;
SchemaReference(final String catalogName, final String schemaName)
{
this.catalogName = catalogName;
this.schemaName = schemaName;
}
public int compareTo(final SchemaReference otherSchemaRef)
{
if (otherSchemaRef == null)
{
return -1;
}
else
{
return getFullName().compareTo(otherSchemaRef.getFullName());
}
}
/**
* {@inheritDoc}
*
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(final Object obj)
{
if (this == obj)
{
return true;
}
if (obj == null)
{
return false;
}
if (!(obj instanceof SchemaReference))
{
return false;
}
final SchemaReference other = (SchemaReference) obj;
if (catalogName == null)
{
if (other.catalogName != null)
{
return false;
}
}
else if (!catalogName.equals(other.catalogName))
{
return false;
}
if (schemaName == null)
{
if (other.schemaName != null)
{
return false;
}
}
else if (!schemaName.equals(other.schemaName))
{
return false;
}
return true;
}
/**
* {@inheritDoc}
*
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode()
{
final int prime = 31;
int result = 1;
result = prime * result + (catalogName == null? 0: catalogName.hashCode());
result = prime * result + (schemaName == null? 0: schemaName.hashCode());
return result;
}
@Override
public String toString()
{
return getFullName();
}
String getCatalogName()
{
return catalogName;
}
String getFullName()
{
buildFullName();
return fullName;
}
String getSchemaName()
{
return schemaName;
}
private void buildFullName()
{
if (fullName == null)
{
final boolean hasCatalogName = !Utility.isBlank(catalogName);
final boolean hasSchemaName = !Utility.isBlank(schemaName);
fullName = (hasCatalogName? catalogName: "")
+ (hasCatalogName && hasSchemaName? ".": "")
+ (hasSchemaName? schemaName: "");
}
}
}