/*
* #%L
* JBossOSGi Resolver API
* %%
* Copyright (C) 2010 - 2012 JBoss by Red Hat
* %%
* 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.
* #L%
*/
package org.jboss.osgi.resolver.spi;
import java.util.HashMap;
import java.util.Map;
import org.jboss.osgi.resolver.XAttributeSupport;
/**
* An implementation of {@link XAttributeSupport}.
*
* @author thomas.diesler@jboss.com
* @since 02-Jul-2010
*/
public class AttributeSupporter implements XAttributeSupport {
private Map<String, Object> attributes;
AttributeSupporter(Map<String, Object> attributes) {
this.attributes = attributes;
}
@Override
public Object getAttribute(String key) {
return attributes != null ? attributes.get(key) : null;
}
@Override
public Map<String, Object> getAttributes() {
if (attributes == null)
attributes = new HashMap<String, Object>();
return attributes;
}
@Override
public String toString() {
return getAttributes().toString();
}
}