/*
* Copyright 2015 ArcBees Inc.
*
* 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 com.gwtplatform.dispatch.rest.processors.endpoint;
import java.util.Collection;
import javax.lang.model.element.ExecutableElement;
import com.google.common.base.Optional;
import com.google.common.collect.FluentIterable;
import com.gwtplatform.dispatch.rest.processors.details.EndPointDetails;
import com.gwtplatform.dispatch.rest.processors.resource.Resource;
import com.gwtplatform.dispatch.rest.processors.resource.ResourceMethod;
import com.gwtplatform.dispatch.rest.processors.resource.ResourceMethodUtils;
import com.gwtplatform.processors.tools.domain.Method;
import static com.google.common.base.Optional.absent;
import static com.google.common.base.Optional.of;
public class EndPointMethod implements ResourceMethod {
private final ResourceMethodUtils resourceMethodUtils;
private final EndPointDetails.Factory endPointDetailsFactory;
private final EndPoint.Factory endPointFactory;
private final Resource parentResource;
private final ExecutableElement element;
private Optional<Method> method = absent();
private Optional<EndPointDetails> endPointDetails = absent();
private Optional<EndPoint> endPoint = absent();
EndPointMethod(
ResourceMethodUtils resourceMethodUtils,
EndPointDetails.Factory endPointDetailsFactory,
EndPoint.Factory endPointFactory,
Resource parentResource,
ExecutableElement element) {
this.resourceMethodUtils = resourceMethodUtils;
this.endPointDetailsFactory = endPointDetailsFactory;
this.endPointFactory = endPointFactory;
this.parentResource = parentResource;
this.element = element;
}
@Override
public Resource getParentResource() {
return parentResource;
}
@Override
public Method getMethod() {
if (!method.isPresent()) {
method = of(resourceMethodUtils.processMethod(parentResource, element));
}
return method.get();
}
@Override
public EndPointDetails getEndPointDetails() {
if (!endPointDetails.isPresent()) {
endPointDetails = of(endPointDetailsFactory.create(parentResource.getEndPointDetails(), getMethod()));
}
return endPointDetails.get();
}
public EndPoint getEndPoint() {
if (!endPoint.isPresent()) {
endPoint = of(endPointFactory.create(this, element));
}
return endPoint.get();
}
@Override
public Collection<String> getImports() {
return FluentIterable.from(getMethod().getImports())
.append(getEndPoint().getType().getImports())
.toList();
}
}