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Java example source code file (InjectorGrapherDemo.java)

This example Java source code file (InjectorGrapherDemo.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

backtothefuturemodule, exception, file, graphvizgrapher, graphvizmodule, injector, injectorgrapherdemo, multibindermodule, printwriter, privatetestmodule, utf-8

The InjectorGrapherDemo.java Java example source code

/**
 * Copyright (C) 2008 Google 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.google.inject.grapher.demo;

import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.Stage;
import com.google.inject.grapher.graphviz.GraphvizGrapher;
import com.google.inject.grapher.graphviz.GraphvizModule;

import java.io.File;
import java.io.PrintWriter;

/**
 * Application that instantiates {@link BackToTheFutureModule} and graphs it,
 * writing the output to a DOT-formatted file (filename specified on the
 * command line).
 *
 * @author phopkins@gmail.com (Pete Hopkins)
 */
public class InjectorGrapherDemo {
  public static void main(String[] args) throws Exception {
    // TODO(phopkins): Switch to Stage.TOOL when issue 297 is fixed.
    Injector demoInjector = Guice.createInjector(Stage.DEVELOPMENT,
        new BackToTheFutureModule(), new MultibinderModule(), new PrivateTestModule());
    PrintWriter out = new PrintWriter(new File(args[0]), "UTF-8");

    Injector injector = Guice.createInjector(new GraphvizModule());
    GraphvizGrapher grapher = injector.getInstance(GraphvizGrapher.class);
    grapher.setOut(out);
    grapher.setRankdir("TB");
    grapher.graph(demoInjector);
  }
}

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