51 lines
1.8 KiB
Java
51 lines
1.8 KiB
Java
// Copyright (C) 2009 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package com.google.gerrit.httpd.rpc;
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import com.google.gwtjsonrpc.client.RemoteJsonService;
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import com.google.inject.Key;
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import com.google.inject.Scopes;
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import com.google.inject.internal.UniqueAnnotations;
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import com.google.inject.servlet.ServletModule;
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/** Binds {@link RemoteJsonService} implementations to a JSON servlet. */
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public abstract class RpcServletModule extends ServletModule {
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public static final String PREFIX = "/gerrit/rpc/";
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private final String prefix;
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protected RpcServletModule(final String pathPrefix) {
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prefix = pathPrefix;
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}
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protected void rpc(Class<? extends RemoteJsonService> clazz) {
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String name = clazz.getSimpleName();
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if (name.endsWith("Impl")) {
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name = name.substring(0, name.length() - 4);
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}
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rpc(name, clazz);
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}
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protected void rpc(final String name, Class<? extends RemoteJsonService> clazz) {
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final Key<GerritJsonServlet> srv =
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Key.get(GerritJsonServlet.class, UniqueAnnotations.create());
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final GerritJsonServletProvider provider =
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new GerritJsonServletProvider(clazz);
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bind(clazz);
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serve(prefix + name).with(srv);
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bind(srv).toProvider(provider).in(Scopes.SINGLETON);
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}
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}
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