/*
* Copyright (C) 2013 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.rebind;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import org.jboss.errai.bus.server.annotations.Remote;
import org.jboss.errai.codegen.meta.MetaClass;
import org.jboss.errai.codegen.meta.MetaMethod;
import org.jboss.errai.codegen.meta.MetaParameter;
import org.jboss.errai.codegen.meta.MetaParameterizedType;
import org.jboss.errai.codegen.meta.MetaType;
import org.jboss.errai.config.rebind.EnvironmentConfigExtension;
import org.jboss.errai.config.rebind.ExposedTypesProvider;
import org.jboss.errai.config.util.ClassScanner;
/**
* @author Mike Brock
*/
@EnvironmentConfigExtension
public class RpcTypesProvider implements ExposedTypesProvider {
@Override
public Collection<MetaClass> provideTypesToExpose() {
final Set<MetaClass> types = new HashSet<MetaClass>();
for (final MetaClass metaClass : ClassScanner.getTypesAnnotatedWith(Remote.class)) {
for (final MetaMethod method : metaClass.getDeclaredMethods()) {
if (!method.getReturnType().isVoid()) {
types.add(method.getReturnType().getErased());
}
for (final MetaParameter parameter : method.getParameters()) {
final MetaClass type = parameter.getType();
types.add(type.getErased());
final MetaParameterizedType parameterizedType = type.getParameterizedType();
if (parameterizedType != null) {
for (final MetaType tp : parameterizedType.getTypeParameters()) {
if (tp instanceof MetaClass) {
types.add(((MetaClass) tp).getErased());
}
}
}
}
}
}
return types;
}
}