/*
* JBoss, Home of Professional Open Source
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
* 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, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 1998, 1999, 2000,
*
* Arjuna Solutions Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: NameService.java 2342 2006-03-30 13:06:17Z $
*/
package com.arjuna.ats.arjuna.gandiva.nameservice;
import com.arjuna.ats.arjuna.ArjunaNames;
import com.arjuna.ats.arjuna.common.*;
import com.arjuna.ats.arjuna.gandiva.inventory.Inventory;
import com.arjuna.ats.arjuna.gandiva.ClassName;
import com.arjuna.ats.arjuna.gandiva.ObjectName;
import java.io.IOException;
import java.lang.NullPointerException;
/**
* NameService implementations are typically used by ObjectName to
* store and retrieve object data in a manner specific to the NameService.
* So, for example, one such implementation may use a database, whereas
* another may use a remote property service. These details are hidden
* by the implementation.
*
* @author Mark Little (mark@arjuna.com)
* @version $Id: NameService.java 2342 2006-03-30 13:06:17Z $
* @since JTS 1.0.
*
* @message com.arjuna.ats.arjuna.gandiva.nameservice.NameService_1 [com.arjuna.ats.arjuna.gandiva.nameservice.NameService_1] - Implementation not set
*/
public class NameService
{
/**
* Create a new NameService using the specific implementation.
*/
public NameService (ClassName nameServiceImpleName)
{
Inventory invent = Inventory.inventory();
if (invent != null)
{
Object ptr = invent.createVoid(nameServiceImpleName);
if (ptr instanceof NameServiceImple)
_imple = (NameServiceImple) ptr;
else
_imple = null;
}
}
/**
* Create a new NameService which is a copy of the one
* specified.
*/
public NameService (NameService nameService)
{
if (nameService._imple != null)
{
_imple = (NameServiceImple) nameService._imple.clone();
}
else
_imple = null;
}
/**
* Create a new NameService using the specific implementation.
*/
public NameService (NameServiceImple nameServiceImple)
{
_imple = nameServiceImple;
}
/**
* Return the type of the attribute. The ObjectName identity is given
* to allow implementation specific lookups.
*/
public int attributeType (String objName, String attr) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.attributeType(objName, attr);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the first attribute. The ObjectName identity is given
* to allow implementation specific lookups.
*/
public String firstAttributeName (String objName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.firstAttributeName(objName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the next attribute. The ObjectName identity is given
* to allow implementation specific lookups.
*/
public String nextAttributeName (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.nextAttributeName(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the named long attribute. The ObjectName identity is given
* to allow implementation specific lookups. If the specified attribute
* is not of the correct type then an IOException will be thrown.
*/
public long getLongAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.getLongAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the named String attribute. The ObjectName identity is given
* to allow implementation specific lookups. If the specified attribute
* is not of the correct type then an IOException will be thrown.
*/
public String getStringAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.getStringAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the named ObjectName attribute. The ObjectName identity is given
* to allow implementation specific lookups. If the specified attribute
* is not of the correct type then an IOException will be thrown.
*/
public ObjectName getObjectNameAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.getObjectNameAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the named ClassName attribute. The ObjectName identity is given
* to allow implementation specific lookups. If the specified attribute
* is not of the correct type then an IOException will be thrown.
*/
public ClassName getClassNameAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.getClassNameAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return the named Uid attribute. The ObjectName identity is given
* to allow implementation specific lookups. If the specified attribute
* is not of the correct type then an IOException will be thrown.
*/
public Uid getUidAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.getUidAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Set the named long attribute. The ObjectName identity is given
* to allow implementation specific lookups. A potentially modified
* ObjectName identity is returned.
*/
public String setLongAttribute (String objName, String attrName, long value) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.setLongAttribute(objName, attrName, value);
else
throw new NullPointerException("Implementation not set");
}
/**
* Set the named String attribute. The ObjectName identity is given
* to allow implementation specific lookups. A potentially modified
* ObjectName identity is returned.
*/
public String setStringAttribute (String objName, String attrName, String value) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.setStringAttribute(objName, attrName, value);
else
throw new NullPointerException("Implementation not set");
}
/**
* Set the named ObjectName attribute. The ObjectName identity is given
* to allow implementation specific lookups. A potentially modified
* ObjectName identity is returned.
*/
public String setObjectNameAttribute (String objName, String attrName, ObjectName value) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.setObjectNameAttribute(objName, attrName, value);
else
throw new NullPointerException("Implementation not set");
}
/**
* Set the named ClassName attribute. The ObjectName identity is given
* to allow implementation specific lookups. A potentially modified
* ObjectName identity is returned.
*/
public String setClassNameAttribute (String objName, String attrName, ClassName value) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.setClassNameAttribute(objName, attrName, value);
else
throw new NullPointerException("Implementation not set");
}
/**
* Set the named Uid attribute. The ObjectName identity is given
* to allow implementation specific lookups. A potentially modified
* ObjectName identity is returned.
*/
public String setUidAttribute (String objName, String attrName, Uid value) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.setUidAttribute(objName, attrName, value);
else
throw new NullPointerException("Implementation not set");
}
/**
* Remove the specified attribute and return a potentially modified
* ObjectName identity.
*/
public String removeAttribute (String objName, String attrName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.removeAttribute(objName, attrName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return a unique (within the scope of this implementation) attribute
* name.
*/
public String uniqueAttributeName (String objName) throws NullPointerException, IOException
{
if (_imple != null)
return _imple.uniqueAttributeName(objName);
else
throw new NullPointerException("Implementation not set");
}
/**
* Return a unique (within the scope of this implementation) ObjectName,
* which uses this NameService.
*/
public ObjectName uniqueObjectName () throws NullPointerException, IOException
{
if (_imple != null)
return _imple.uniqueObjectName();
else
throw new NullPointerException("Implementation not set");
}
public void copy (NameService toCopy)
{
if (this == toCopy)
return;
_imple = (NameServiceImple) toCopy._imple.clone();
}
public static ClassName name ()
{
return ArjunaNames.Interface_NameService();
}
public ClassName className ()
{
return null;
}
public ClassName impleClassName ()
{
if (_imple != null)
return _imple.className();
else
return ClassName.invalid();
}
public NameService castup (ClassName theType)
{
if (theType.equals(className()))
return this;
else
return null;
}
public static NameService create (ClassName nameServiceImpleName)
{
NameService res = null;
Inventory invent = Inventory.inventory();
if (invent != null)
{
NameServiceImple nameServiceImple = null;
Object ptr = invent.createVoid(nameServiceImpleName);
if (ptr instanceof NameServiceImple)
nameServiceImple = (NameServiceImple) ptr;
else
nameServiceImple = null;
if (nameServiceImple != null)
res = new NameService(nameServiceImple);
}
return res;
}
private NameServiceImple _imple;
}