# ApplicationEventMethodFilter.java

    /*
     * Copyright 2009-2010 Rickard Öberg AB
     *
     * 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.qi4j.library.eventsourcing.application.factory;

    import java.lang.reflect.Method;
    import org.qi4j.api.common.AppliesToFilter;
    import org.qi4j.library.eventsourcing.application.api.ApplicationEvent;

    /**
     * Filter for Event methods. Event methods
     * have ApplicationEvent as their first method parameter.
     */
    public class ApplicationEventMethodFilter
            implements AppliesToFilter
    {
        @Override
        public boolean appliesTo( Method method, Class<?> mixin, Class<?> compositeType, Class<?> fragmentClass )
        {
            return method.getParameterTypes().length > 0 && method.getParameterTypes()[0].equals( ApplicationEvent.class );
        }
    }