/*
* Copyright (C) 2015 Red Hat, Inc. and/or its affiliates.
*
* 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.jboss.errai.bus.server.util;
import java.lang.reflect.Method;
import java.util.Map;
import org.jboss.errai.bus.client.api.Local;
import org.jboss.errai.bus.client.api.messaging.MessageCallback;
import org.jboss.errai.bus.server.annotations.Command;
import org.jboss.errai.bus.server.annotations.Service;
/**
* Parses and stores {@link Service} and {@link Command} meta-data for registering a
* {@link MessageCallback}.
*
* @author Max Barkley <mbarkley@redhat.com>
*/
public abstract class ServiceParser {
protected boolean local;
protected String svcName;
protected Map<String, Method> commandPoints;
/**
* Get all (if any) {@link Command} endpoints for this service.
*
* @return A map of command names to corresponding methods.
*/
public Map<String, Method> getCommandPoints() {
return commandPoints;
}
/**
* @return True iff this service has any {@link Command} endpoints.
*/
public boolean hasCommandPoints() {
return getCommandPoints().size() != 0;
}
/**
* @return The subject name of this service used for registering a {@link MessageCallback}.
*/
public String getServiceName() {
return svcName;
}
/**
* @return True iff this is a {@link Local} service.
*/
public boolean isLocal() {
return local;
}
/**
* @return The {@link Class} of the delegate instance for this service.<br/>
* <br/>
* For a {@link Service} annotation on a type, this will be that type.<br/>
* For a {@link Service} annotation on a method, this will be the enclosing type.
*/
public abstract Class<?> getDelegateClass();
/**
* @return True iff this is a type service with no command points, and this type is assignable to
* a {@link MessageCallback}.
*/
public abstract boolean isCallback();
public abstract MessageCallback getCallback(Object delegateInstance);
}