org.osgi.service.blueprint.container.NoSuchComponentException Maven / Gradle / Ivy
/*
* Copyright (c) OSGi Alliance (2008, 2009). 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.
*/
package org.osgi.service.blueprint.container;
/**
* A Blueprint exception indicating that a component does not exist in a
* Blueprint Container.
*
* This exception is thrown when an attempt is made to create a component
* instance or lookup Component Metadata using a component id that does not
* exist in the Blueprint Container.
*
* @version $Revision: 8083 $
*/
public class NoSuchComponentException extends RuntimeException {
private static final long serialVersionUID = 1L;
/**
* The requested component id that generated the exception.
*/
private final String componentId;
/**
* Create a No Such Component Exception for a non-existent component.
*
* @param msg The associated message.
* @param id The id of the non-existent component.
*/
public NoSuchComponentException(String msg, String id) {
super(msg);
this.componentId = id;
}
/**
* Create a No Such Component Exception for a non-existent component.
*
* @param id The id of the non-existent component.
*/
public NoSuchComponentException(String id) {
super("No component with id '" + (id == null ? "" : id)
+ "' could be found");
this.componentId = id;
}
/**
* Returns the id of the non-existent component.
*
* @return The id of the non-existent component.
*/
public String getComponentId() {
return componentId;
}
}