/*
* Copyright (C) 2012 Greaze Authors.
*
* 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.google.greaze.end2end.fixtures;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.google.greaze.definition.CallPath;
import com.google.greaze.definition.rest.RestCallSpecMap;
import com.google.greaze.definition.rest.query.ResourceQuery;
import com.google.greaze.rest.server.ResponseBuilderMap;
import com.google.greaze.server.dispatcher.ResourceQueryDispatcher;
import com.google.greaze.server.filters.GreazeFilterChain;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.inject.AbstractModule;
import com.google.inject.Module;
import com.google.inject.Provider;
import com.google.inject.Provides;
import com.google.inject.Singleton;
import com.google.inject.servlet.RequestScoped;
/**
* A Builder for a Guice {@link Module} for Greaze REST resources and queries.
*
* @author Inderjeet Singh
*/
@SuppressWarnings("rawtypes")
public class RestModuleBuilder {
private GreazeFilterChain filters;
private GsonBuilder serverGsonBuilder;
private ResourceQuery queryHandler;
private ResponseBuilderMap responseBuilderMap;
private RestCallSpecMap restCallSpecMap;
public RestModuleBuilder setResponseBuilderMap(ResponseBuilderMap responseBuilderMap) {
this.responseBuilderMap = responseBuilderMap;
return this;
}
public RestModuleBuilder setRestCallSpecMap(RestCallSpecMap restCallSpecMap) {
this.restCallSpecMap = restCallSpecMap;
return this;
}
public RestModuleBuilder setResourceQueryHandler(ResourceQuery queryHandler) {
this.queryHandler = queryHandler;
return this;
}
public RestModuleBuilder setGreazeFilterChain(GreazeFilterChain filters) {
this.filters = filters;
return this;
}
public RestModuleBuilder setServerGsonBuilder(GsonBuilder serverGsonBuilder) {
this.serverGsonBuilder = serverGsonBuilder;
return this;
}
public Module build() {
if (responseBuilderMap == null) responseBuilderMap = new ResponseBuilderMap.Builder().build();
if (restCallSpecMap == null) restCallSpecMap = new RestCallSpecMap.Builder().build();
if (filters == null) filters = new GreazeFilterChain();
if (serverGsonBuilder == null) serverGsonBuilder = new GsonBuilder();
return new AbstractModule() {
@Override
protected void configure() {
}
@Singleton
@Provides
public ResponseBuilderMap getResponseBuilderMap() {
return responseBuilderMap;
}
@Singleton
@Provides
public RestCallSpecMap getRestCallSpecMap() {
return restCallSpecMap;
}
@Singleton
@Provides
public GreazeFilterChain getFilters() {
return filters;
}
@RequestScoped
@Provides
public GsonBuilder getGsonBuilder() {
return serverGsonBuilder;
}
@RequestScoped
@Provides
public Gson getGson(GsonBuilder gsonBuilder) {
return gsonBuilder.create();
}
@RequestScoped
@Provides
public ResourceQueryDispatcher getResourceQueryDispatcher(Provider<GsonBuilder> gsonProvider) {
return new ResourceQueryDispatcher(gsonProvider) {
public void service(HttpServletRequest req, HttpServletResponse res, String queryName,
CallPath callPath) {
super.service(req, res, queryName, callPath, queryHandler);
}
};
}
};
}
}