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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.qpid.server.configuration;
public interface ConfigProperty<T extends ConfigObjectType<T,C>, C extends ConfiguredObject<T,C>, S>
{
public String getName();
public S getValue(C object);
public void setValue(C object, S value);
public void clearValue(C object);
public abstract static class ReadWriteConfigProperty<T extends ConfigObjectType<T,C>, C extends ConfiguredObject<T,C>,S> implements ConfigProperty<T, C, S>
{
private final String _name;
protected ReadWriteConfigProperty(String name)
{
_name = name;
}
public final String getName()
{
return _name;
}
}
public abstract static class ReadOnlyConfigProperty<T extends ConfigObjectType<T,C>, C extends ConfiguredObject<T,C>, S> extends ReadWriteConfigProperty<T, C, S>
{
protected ReadOnlyConfigProperty(String name)
{
super(name);
}
public final void setValue(C object, S value)
{
throw new UnsupportedOperationException("Cannot set value '"+getName()+"' as this property is read-only");
}
public final void clearValue(C object)
{
throw new UnsupportedOperationException("Cannot set value '"+getName()+"' as this property is read-only");
}
}
}
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