# VisualizeApplicationStructure.java

    /*
     * Copyright 2011 Marc Grue.
     *
     * 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.qi4j.sample.dcicargo.sample_b.bootstrap;

    import org.qi4j.api.structure.ApplicationDescriptor;
    import org.qi4j.bootstrap.Energy4Java;
    import org.qi4j.envisage.Envisage;
    import org.qi4j.sample.dcicargo.sample_b.bootstrap.assembly.Assembler;

    /**
     * Visualize the application assemblage structure.
     */
    public class VisualizeApplicationStructure
    {
        public static void main( String[] args )
            throws Exception
        {
            Energy4Java qi4j = new Energy4Java();
            Assembler assembler = new Assembler();
            ApplicationDescriptor applicationModel = qi4j.newApplicationModel( assembler );
            applicationModel.newInstance( qi4j.spi() );

            /*
           * The Envisage Swing app visualizes the application assemblage structure.
           *
           * Tree view:
           * - Click on elements to expand sub-elements.
           * - Scroll to change font size.
           * - Right click on viewer to re-size to fit window.
           *
           * Stacked view:
           * - Scroll to zoom in/out of structure levels - might freeze though :-(
           *
           * Click on any element and see details of that element in the upper right pane.
           *
           * Pretty cool, eh?
           * */
            new Envisage().run( applicationModel );
            int randomTimeoutMs = 18374140;
            Thread.sleep( randomTimeoutMs );
        }
    }