<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">package X3dForWebAuthors.Chapter14Prototypes;

import org.web3d.x3d.jsail.Core.*;
import org.web3d.x3d.jsail.EnvironmentalEffects.*;
import org.web3d.x3d.jsail.fields.*;
import org.web3d.x3d.jsail.Geometry3D.*;
import org.web3d.x3d.jsail.Interpolation.*;
import org.web3d.x3d.jsail.Navigation.*;
import org.web3d.x3d.jsail.Shape.*;
import org.web3d.x3d.jsail.Time.*;

// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
 * &lt;p&gt; Prototype example to illustrate why additional non-rendering nodes might be needed after first node in ProtoBody. &lt;/p&gt;
 &lt;p&gt; Related links: Catalog page &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExampleIndex.html" target="_blank"&gt;X3dArchitectureConceptsPrototypeBodyValidationExample&lt;/a&gt;,  source &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample.java"&gt;X3dArchitectureConceptsPrototypeBodyValidationExample.java&lt;/a&gt;, &lt;a href="https://www.web3d.org/x3d/content/examples/X3dResources.html" target="_blank"&gt;X3D Resources&lt;/a&gt;, &lt;a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html" target="_blank"&gt;X3D Scene Authoring Hints&lt;/a&gt;, and &lt;a href="https://www.web3d.org/x3d/content/X3dTooltips.html" target="_blank"&gt;X3D Tooltips&lt;/a&gt;. &lt;/p&gt;
	&lt;table style="color:black; border:0px solid; border-spacing:10px 0px;"&gt;
        &lt;caption&gt;Scene Meta Information&lt;/caption&gt;
		&lt;tr style="background-color:silver; border-color:silver;"&gt;
			&lt;td style="text-align:center; padding:10px 0px;"&gt;&lt;i&gt;meta tags&lt;/i&gt;&lt;/td&gt;
			&lt;td style="text-align:left;   padding:10px 0px;"&gt;&amp;nbsp; Document Metadata &lt;/td&gt;
		&lt;/tr&gt;

		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; title &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample.x3d"&gt;X3dArchitectureConceptsPrototypeBodyValidationExample.x3d&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; description &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Prototype example to illustrate why additional non-rendering nodes might be needed after first node in ProtoBody &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; creator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; *Don Brutzman &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; created &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; 10 September 2021 &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; version &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; 19 September 2021 &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; drawing &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationDiagram.png"&gt;X3dArchitectureConceptsPrototypeBodyValidationDiagram.png&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; drawing &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationDiagram.vsdx"&gt;X3dArchitectureConceptsPrototypeBodyValidationDiagram.vsdx&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; Image &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExampleX_ITE.png"&gt;X3dArchitectureConceptsPrototypeBodyValidationExampleX_ITE.png&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="https://www.web3d.org/member-only/mantis/view.php?id=1372" target="_blank"&gt;https://www.web3d.org/member-only/mantis/view.php?id=1372&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; specificationSection &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; X3D Architecture, ISO/IEC 19775-1: 202x, Clause 4 Concepts, 4.4.4.3 PROTO definition semantics &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; specificationUrl &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="https://www.web3d.org/specifications/X3Dv4/ISO-IEC19775-1v4-IS/Part01/concepts.html#PROTOdefinitionsemantics" target="_blank"&gt;https://www.web3d.org/specifications/X3Dv4/ISO-IEC19775-1v4-IS/Part01/concepts.html#PROTOdefinitionsemantics&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; rights &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; (c) Web3D Consortium Inc. 2021 &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; subject &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; X3D prototype specification &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; identifier &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample.x3d" target="_blank"&gt;https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample.x3d&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; generator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; X3D-Edit 4.0, &lt;a href="https://savage.nps.edu/X3D-Edit" target="_blank"&gt;https://savage.nps.edu/X3D-Edit&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; license &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Chapter14Prototypes/../license.html"&gt;../license.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr style="background-color:silver; border-color:silver;"&gt;
			&lt;td style="text-align:center;" colspan="2"&gt;  &amp;nbsp; &lt;/td&gt;
		&lt;/tr&gt;
	&lt;/table&gt;

	&lt;p&gt;
		This program uses the
		&lt;a href="https://www.web3d.org/specifications/java/X3DJSAIL.html" target="_blank"&gt;X3D Java Scene Access Interface Library (X3DJSAIL)&lt;/a&gt;.
		It has been produced using the 
		&lt;a href="https://www.web3d.org/x3d/stylesheets/X3dToJava.xslt" target="_blank"&gt;X3dToJava.xslt&lt;/a&gt;
		stylesheet
	       (&lt;a href="https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/stylesheets/X3dToJava.xslt" target="_blank"&gt;version control&lt;/a&gt;)
                which is used to create Java source code from an original &lt;code&gt;.x3d&lt;/code&gt; model.
	&lt;/p&gt;

	* @author *Don Brutzman
 */

public class X3dArchitectureConceptsPrototypeBodyValidationExample
{
	/** Default constructor to create this object. */
	public X3dArchitectureConceptsPrototypeBodyValidationExample ()
	{
	  initialize();
	}

	/** Create and initialize the X3D model for this object. */
	public final void initialize()
	{
            try { // catch-all
  x3dModel = new X3D().setProfile(X3D.PROFILE_IMMERSIVE).setVersion(X3D.VERSION_4_0)
  .setHead(new head()
    .addMeta(new meta().setName(meta.NAME_TITLE      ).setContent("X3dArchitectureConceptsPrototypeBodyValidationExample.x3d"))
    .addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("Prototype example to illustrate why additional non-rendering nodes might be needed after first node in ProtoBody"))
    .addMeta(new meta().setName(meta.NAME_CREATOR    ).setContent("*Don Brutzman"))
    .addMeta(new meta().setName(meta.NAME_CREATED    ).setContent("10 September 2021"))
    .addMeta(new meta().setName(meta.NAME_VERSION    ).setContent("19 September 2021"))
    .addMeta(new meta().setName(meta.NAME_DRAWING    ).setContent("X3dArchitectureConceptsPrototypeBodyValidationDiagram.png"))
    .addMeta(new meta().setName(meta.NAME_DRAWING    ).setContent("X3dArchitectureConceptsPrototypeBodyValidationDiagram.vsdx"))
    .addMeta(new meta().setName(meta.NAME_IMAGE      ).setContent("X3dArchitectureConceptsPrototypeBodyValidationExampleX_ITE.png"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("https://www.web3d.org/member-only/mantis/view.php?id=1372"))
    .addMeta(new meta().setName(meta.NAME_SPECIFICATIONSECTION).setContent("X3D Architecture, ISO/IEC 19775-1: 202x, Clause 4 Concepts, 4.4.4.3 PROTO definition semantics"))
    .addMeta(new meta().setName(meta.NAME_SPECIFICATIONURL).setContent("https://www.web3d.org/specifications/X3Dv4/ISO-IEC19775-1v4-IS/Part01/concepts.html#PROTOdefinitionsemantics"))
    .addMeta(new meta().setName(meta.NAME_RIGHTS     ).setContent("(c) Web3D Consortium Inc. 2021"))
    .addMeta(new meta().setName(meta.NAME_SUBJECT    ).setContent("X3D prototype specification"))
    .addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample.x3d"))
    .addMeta(new meta().setName(meta.NAME_GENERATOR  ).setContent("X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit"))
    .addMeta(new meta().setName(meta.NAME_LICENSE    ).setContent("../license.html")))
  .setScene(new Scene()
    .addChild(new Background().setSkyColor(new MFColor(new double[] {0.058824,0.886275,1.0})))
    .addChild(new NavigationInfo())
    .addChild(new ProtoDeclare("PulsingBoxShape").setName("PulsingBoxShape")
      .setProtoInterface(new ProtoInterface()
        .addField(new field().setName("boxColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_INPUTOUTPUT).setValue(new SFColor(1.0,0.0,0.0))))
      .setProtoBody(new ProtoBody()
        .addComments(" First node in ProtoBody determines node type of this Prototype ")
        .addChild(new Shape("PrototypeRootNode")
          .setAppearance(new Appearance()
            .setMaterial(new Material("BoxMaterial").setDiffuseColor(0.980392,0.0,0.0)
              .setIS(new IS()
                .addConnect(new connect().setNodeField("diffuseColor").setProtoField("boxColor")))))
          .setGeometry(new Box("PulsingBox").setSize(4.0,4.0,4.0)))
        .addComments(" ====================================================================== ")
        .addComments(" Subsequent nodes do not render, but still must be a valid X3D subgraph ")
        .addComments(" Note if these move into the Shape node, scene graph is no longer valid ")
        .addChild(new ScalarInterpolator("TransparencyInterpolator").setKey(new double[] {0.0,0.5,1.0}).setKeyValue(new double[] {1.0,0.0,1.0}))
        .addChild(new TimeSensor("Timer").setCycleInterval(10).setLoop(true))
        .addComments(" ROUTEs ")
        .addChild(new ROUTE().setFromNode("Timer").setFromField("fraction_changed").setToNode("TransparencyInterpolator").setToField("set_fraction"))
        .addChild(new ROUTE().setFromNode("TransparencyInterpolator").setFromField("value_changed").setToNode("BoxMaterial").setToField("transparency"))
        .addComments(" ====================================================================== ")))
    .addChild(new ProtoInstance("PulsingBoxShape", "MyBox").setContainerField("children")
      .addComments(" NavyBlue TODO need appinfo/documentation fields on fieldValue to match field expressivity ")
      .addFieldValue(new fieldValue().setName("boxColor").setValue(new SFColor(0.0,0.0,0.5)))));
            }
            catch (Exception ex)
            {       
                System.err.println ("*** Further hints on X3DJSAIL errors and exceptions at");
                System.err.println ("*** https://www.web3d.org/specifications/java/X3DJSAIL.html");
                throw (ex);
            }
	}
	// end of initialize() method

	/** The initialized model object, created within initialize() method. */
	private X3D x3dModel;

	/** 
	 * Provide a 
	 * &lt;a href="https://dzone.com/articles/java-copy-shallow-vs-deep-in-which-you-will-swim" target="_blank"&gt;shallow copy&lt;/a&gt;
	 * of the X3D model.
	 * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html"&gt;X3D&lt;/a&gt;
	 * @return X3dArchitectureConceptsPrototypeBodyValidationExample model
	 */
	public X3D getX3dModel()
	{	  
		return x3dModel;
	}
	   
    /** 
     * Default main() method provided for test purposes, uses CommandLine to set global ConfigurationProperties for this object.
     * @param args array of input parameters, provided as arguments
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html#handleArguments-java.lang.String:A-"&gt;X3D.handleArguments(args)&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html#validationReport--"&gt;X3D.validationReport()&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/CommandLine.html"&gt;CommandLine&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/CommandLine.html#USAGE"&gt;CommandLine.USAGE&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/ConfigurationProperties.html"&gt;ConfigurationProperties&lt;/a&gt;
     */
    public static void main(String args[])
    {
        System.out.println("Build this X3D model, showing validation diagnostics...");
        X3D thisExampleX3dModel = new X3dArchitectureConceptsPrototypeBodyValidationExample().getX3dModel();
//      System.out.println("X3D model construction complete.");
	
        // next handle command line arguments
        boolean hasArguments = (args != null) &amp;&amp; (args.length &gt; 0);
        boolean validate = true; // default
        boolean argumentsLoadNewModel = false;
        String  fileName = new String();

        if (args != null)
        {
                for (String arg : args)
                {
                        if (arg.toLowerCase().startsWith("-v") || arg.toLowerCase().contains("validate"))
                        {
                                validate = true; // making sure
                        }
                        if (arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_X3D) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_CLASSICVRML) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_X3DB) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_VRML97) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_EXI) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_GZIP) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_ZIP) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_HTML) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_XHTML))
                        {
                                argumentsLoadNewModel = true;
                                fileName = arg;
                        }
                }
        }
        if      (argumentsLoadNewModel)
                System.out.println("WARNING: \"X3dForWebAuthors.Chapter14Prototypes.X3dArchitectureConceptsPrototypeBodyValidationExample\" model invocation is attempting to load file \"" + fileName + "\" instead of simply validating itself... file loading ignored.");
        else if (hasArguments) // if no arguments provided, this method produces usage warning
                thisExampleX3dModel.handleArguments(args);
	
        if (validate)
        {
            //  System.out.println("--- TODO fix duplicated outputs ---"); // omit when duplicated outputs problem is solved/refactored
		String validationResults = thisExampleX3dModel.validationReport();
            //  System.out.println("-----------------------------------"); // omit when duplicated outputs problem is solved/refactored
                System.out.print("X3dForWebAuthors.Chapter14Prototypes.X3dArchitectureConceptsPrototypeBodyValidationExample self-validation test confirmation: ");
                if (!validationResults.equals("success"))
                    System.out.println();
                System.out.println(validationResults.trim());

                // experimental: test X3DJSAIL output files
                // Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample_JavaExport.* file validation is checked when building X3D Example Archives
                String filenameX3D  = "Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample_JavaExport.x3d"; 
                String filenameX3DV = "Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample_JavaExport.x3dv"; 
                String filenameJSON = "Chapter14Prototypes/X3dArchitectureConceptsPrototypeBodyValidationExample_JavaExport.json";
                thisExampleX3dModel.toFileX3D        (filenameX3D);
                thisExampleX3dModel.toFileClassicVRML(filenameX3DV);
// TODO         thisExampleX3dModel.toFileJSON       (filenameJSON);
        }
    }
}
</pre></body></html>