plugins/org.eclipse.emf.cdo.releng.doc/src/org/eclipse/emf/cdo/releng/doc/article/impl/SnippetImpl.java - cdo/cdo - Git at Google

 /*
  * Copyright (c) 2011, 2012, 2015 Eike Stepper (Berlin, Germany) and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *    Eike Stepper - initial API and implementation
  */
 package org.eclipse.emf.cdo.releng.doc.article.impl;

 import org.eclipse.emf.cdo.releng.doc.article.ArticlePackage;
 import org.eclipse.emf.cdo.releng.doc.article.BodyElementContainer;
 import org.eclipse.emf.cdo.releng.doc.article.Callout;
 import org.eclipse.emf.cdo.releng.doc.article.Documentation;
 import org.eclipse.emf.cdo.releng.doc.article.Embedding;
 import org.eclipse.emf.cdo.releng.doc.article.Formatter;
 import org.eclipse.emf.cdo.releng.doc.article.Snippet;
 import org.eclipse.emf.cdo.releng.doc.article.StructuralElement;
 import org.eclipse.emf.cdo.releng.doc.article.XmlFormatter;
 import org.eclipse.emf.cdo.releng.doc.article.util.ArticleException;
 import org.eclipse.emf.cdo.releng.doc.article.util.ArticleUtil;

 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.notify.NotificationChain;
 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.InternalEObject;
 import org.eclipse.emf.ecore.impl.ENotificationImpl;
 import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
 import org.eclipse.emf.ecore.util.InternalEList;

 import com.sun.javadoc.Doc;
 import com.sun.javadoc.SeeTag;
 import com.sun.javadoc.Tag;

 import java.io.File;
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.Collection;
 import java.util.regex.Pattern;

 /**
  * <!-- begin-user-doc --> An implementation of the model object '<em><b>Snippet</b></em>'. <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * <ul>
  * <li>{@link org.eclipse.emf.cdo.releng.doc.article.impl.SnippetImpl#getCallouts <em>Callouts</em>}</li>
  * <li>{@link org.eclipse.emf.cdo.releng.doc.article.impl.SnippetImpl#getFormatter <em>Formatter</em>}</li>
  * </ul>
  * </p>
  *
  * @generated
  */
 public class SnippetImpl extends EmbeddableElementImpl implements Snippet
 {
   private static final Pattern PATTERN = Pattern.compile("<[^>]+?>", Pattern.MULTILINE | Pattern.DOTALL);

   /**
    * The cached value of the '{@link #getCallouts() <em>Callouts</em>}' containment reference list. <!-- begin-user-doc
    * --> <!-- end-user-doc -->
    *
    * @see #getCallouts()
    * @generated
    * @ordered
    */
   protected EList<Callout> callouts;

   /**
    * The cached value of the '{@link #getFormatter() <em>Formatter</em>}' containment reference. <!-- begin-user-doc -->
    * <!-- end-user-doc -->
    *
    * @see #getFormatter()
    * @generated
    * @ordered
    */
   protected Formatter formatter;

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   protected SnippetImpl()
   {
     super();
   }

   SnippetImpl(Documentation documentation, Doc doc)
   {
     super(documentation, doc);
     initFormatter(doc);
     initCallouts(doc);
   }

   private void initFormatter(Doc doc)
   {
     Tag[] tags = doc.tags("@snippet");
     if (tags.length > 1)
     {
       throw new ArticleException("More than one format not allowed: " + ArticleUtil.makeConsoleLink(doc));
     }

     if (tags.length == 1)
     {
       String text = tags[0].text();
       if (text.length() != 0)
       {
         String format;
         String args;

         int pos = text.indexOf(' ');
         if (pos != -1)
         {
           format = text.substring(0, pos).trim().toLowerCase();
           args = text.substring(pos + 1).trim();
         }
         else
         {
           format = text;
           args = "";
         }

         format = format.trim().toLowerCase();
         args = args.trim();

         if (format.equals("xml"))
         {
           try
           {
             File folder = doc.position().file().getParentFile();
             File file = new File(folder, args).getCanonicalFile();

             XmlFormatter formatter = new XmlFormatterImpl();
             formatter.setFile(file);

             setFormatter(formatter);
           }
           catch (IOException ex)
           {
             ex.printStackTrace();
           }
         }
       }
     }

     if (getFormatter() == null)
     {
       setFormatter(new JavaFormatterImpl());
     }
   }

   private void initCallouts(Doc doc)
   {
     int index = 0;
     for (Tag tag : doc.tags("@callout"))
     {
       new CalloutImpl(this, tag, ++index);
     }
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @Override
   protected EClass eStaticClass()
   {
     return ArticlePackage.Literals.SNIPPET;
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   public EList<Callout> getCallouts()
   {
     if (callouts == null)
     {
       callouts = new EObjectContainmentWithInverseEList<Callout>(Callout.class, this, ArticlePackage.SNIPPET__CALLOUTS,
           ArticlePackage.CALLOUT__SNIPPET);
     }
     return callouts;
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   public Formatter getFormatter()
   {
     return formatter;
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   public NotificationChain basicSetFormatter(Formatter newFormatter, NotificationChain msgs)
   {
     Formatter oldFormatter = formatter;
     formatter = newFormatter;
     if (eNotificationRequired())
     {
       ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ArticlePackage.SNIPPET__FORMATTER,
           oldFormatter, newFormatter);
       if (msgs == null)
       {
         msgs = notification;
       }
       else
       {
         msgs.add(notification);
       }
     }
     return msgs;
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   public void setFormatter(Formatter newFormatter)
   {
     if (newFormatter != formatter)
     {
       NotificationChain msgs = null;
       if (formatter != null)
       {
         msgs = ((InternalEObject)formatter).eInverseRemove(this, ArticlePackage.FORMATTER__SNIPPET, Formatter.class,
             msgs);
       }
       if (newFormatter != null)
       {
         msgs = ((InternalEObject)newFormatter).eInverseAdd(this, ArticlePackage.FORMATTER__SNIPPET, Formatter.class,
             msgs);
       }
       msgs = basicSetFormatter(newFormatter, msgs);
       if (msgs != null)
       {
         msgs.dispatch();
       }
     }
     else if (eNotificationRequired())
     {
       eNotify(
           new ENotificationImpl(this, Notification.SET, ArticlePackage.SNIPPET__FORMATTER, newFormatter, newFormatter));
     }
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @SuppressWarnings("unchecked")
   @Override
   public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       return ((InternalEList<InternalEObject>)(InternalEList<?>)getCallouts()).basicAdd(otherEnd, msgs);
     case ArticlePackage.SNIPPET__FORMATTER:
       if (formatter != null)
       {
         msgs = ((InternalEObject)formatter).eInverseRemove(this,
             EOPPOSITE_FEATURE_BASE - ArticlePackage.SNIPPET__FORMATTER, null, msgs);
       }
       return basicSetFormatter((Formatter)otherEnd, msgs);
     }
     return super.eInverseAdd(otherEnd, featureID, msgs);
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @Override
   public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       return ((InternalEList<?>)getCallouts()).basicRemove(otherEnd, msgs);
     case ArticlePackage.SNIPPET__FORMATTER:
       return basicSetFormatter(null, msgs);
     }
     return super.eInverseRemove(otherEnd, featureID, msgs);
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @Override
   public Object eGet(int featureID, boolean resolve, boolean coreType)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       return getCallouts();
     case ArticlePackage.SNIPPET__FORMATTER:
       return getFormatter();
     }
     return super.eGet(featureID, resolve, coreType);
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @SuppressWarnings("unchecked")
   @Override
   public void eSet(int featureID, Object newValue)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       getCallouts().clear();
       getCallouts().addAll((Collection<? extends Callout>)newValue);
       return;
     case ArticlePackage.SNIPPET__FORMATTER:
       setFormatter((Formatter)newValue);
       return;
     }
     super.eSet(featureID, newValue);
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @Override
   public void eUnset(int featureID)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       getCallouts().clear();
       return;
     case ArticlePackage.SNIPPET__FORMATTER:
       setFormatter((Formatter)null);
       return;
     }
     super.eUnset(featureID);
   }

   /**
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    *
    * @generated
    */
   @Override
   public boolean eIsSet(int featureID)
   {
     switch (featureID)
     {
     case ArticlePackage.SNIPPET__CALLOUTS:
       return callouts != null && !callouts.isEmpty();
     case ArticlePackage.SNIPPET__FORMATTER:
       return formatter != null;
     }
     return super.eIsSet(featureID);
   }

   public void generate(PrintWriter out, Embedding embedder) throws IOException
   {
     Formatter formatter = getFormatter();

     String id = getDoc().name();
     int lastDot = id.lastIndexOf('.');
     if (lastDot != -1)
     {
       id = id.substring(lastDot + 1);
     }

     StructuralElement structuralElement = getStructuralElement(embedder);
     String imagePath = structuralElement.getImagePath() + "/";

     SeeTag embedderTag = (SeeTag)embedder.getTag();
     String title = embedderTag.label();
     if (title == null || title.length() == 0)
     {
       title = formatter.getDefaultTitle(embedderTag);
     }

     out.write(NL);
     out.write(NL);

     String html = formatter.getSnippetHtml(out, id, title);
     html = processCallouts(id, html, imagePath);

     out.write("<div class=\"snippet\" style=\"margin-left:24px;\" align=\"left\">" + NL);
     out.write("  <a name=\"snippet_" + id + "\"></a>" + NL);
     out.write("  <table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">" + NL);
     out.write("    <tr>" + NL);
     out.write("      <td><img src=\"" + formatter.getTopLeftEditorIcon(imagePath) + "\"></td>" + NL);
     out.write("      <td style=\"background-image:url(" + imagePath
         + "editor-top1.png); background-repeat:repeat-x;\" width=\"1px\"><font face=\"Segoe UI,Arial\" size=\"-1\">"
         + title + "</font></td>" + NL);
     out.write("      <td width=\"1px\"><img src=\"" + imagePath + "editor-close.png\"></td>" + NL);
     out.write("      <td style=\"background-image:url(" + imagePath
         + "editor-top2.png); background-repeat:repeat-x;\">&nbsp;</td>" + NL);
     out.write("      <td><img src=\"" + imagePath + "editor-top-right.png\"></td>" + NL);
     out.write("    </tr>" + NL);
     out.write("    <tr>" + NL);
     out.write("      <td style=\"background-image:url(" + imagePath
         + "editor-left.png); background-repeat:repeat-y;\">&nbsp;</td>" + NL);
     out.write("      <td colspan=\"3\" align=\"left\" valign=\"top\" nowrap>" + NL);
     out.write("        <div style=\"margin:10px 0px 10px 0px;\">" + NL);
     out.write("          <code>" + NL);

     out.write(html);
     out.write("" + NL);

     out.write("          </code>" + NL);
     out.write("        </div>" + NL);
     out.write("      </td>" + NL);
     out.write("      <td style=\"background-image:url(" + imagePath
         + "editor-right.png); background-repeat:repeat-y;\">&nbsp;</td>" + NL);
     out.write("    </tr>" + NL);
     out.write("    <tr>" + NL);
     out.write("      <td><img src=\"" + imagePath + "editor-bottom-left.png\"></td>" + NL);
     out.write("      <td style=\"background-image:url(" + imagePath
         + "editor-bottom.png); background-repeat:repeat-x;\" colspan=\"3\">&nbsp;</td>" + NL);
     out.write("      <td><img src=\"" + imagePath + "editor-bottom-right.png\"></td>" + NL);
     out.write("    </tr>" + NL);
     out.write("  </table>" + NL);
     out.write("</div>" + NL);

     EList<Callout> callouts = getCallouts();
     if (!callouts.isEmpty())
     {
       out.write("<p>" + NL);
       for (Callout callout : callouts)
       {
         String image = getCalloutImage(id, callout.getIndex(), false, "Jump to snippet...", imagePath);
         out.write("<div style=\"margin-left:24px;\">" + image + "&nbsp;");

         try
         {
           BodyElementContainerImpl.generate(out, structuralElement, callout.getElements());
         }
         catch (IOException ex)
         {
           ex.printStackTrace();
         }

         out.write("</div>" + NL);
       }
     }

     out.write("<p>" + NL);
   }

   private StructuralElement getStructuralElement(Embedding embedder)
   {
     BodyElementContainer container = embedder.getContainer();
     if (container instanceof StructuralElement)
     {
       return (StructuralElement)container;
     }

     throw new ArticleException(ArticleUtil.makeConsoleLink("Nested embedding in ", embedder.getTag().position()));
   }

   private String processCallouts(String id, String html, String imagePath)
   {
     EList<Callout> callouts = getCallouts();
     int size = callouts.size();
     int callout = 0;

     String calloutMarker = getFormatter().getCalloutMarker();

     for (;;)
     {
       int pos = html.indexOf(calloutMarker);
       if (pos == -1)
       {
         break;
       }

       ++callout;

       String start = html.substring(0, pos);
       String rest = html.substring(pos + calloutMarker.length());
       if (!rest.startsWith("&nbsp;"))
       {
         rest = "&nbsp;" + rest;
       }

       String alt = "";
       int index = callout - 1;
       if (index < size)
       {
         Tag tag = callouts.get(index).getTag();
         for (Tag inlineTag : tag.inlineTags())
         {
           alt += inlineTag.text();
         }
       }

       String image = getCalloutImage(id, callout, true, alt, imagePath);
       html = start + image + rest;
     }

     if (callout != size)
     {
       if (callout < size)
       {
         Tag tag = callouts.get(size).getTag();
         String link = ArticleUtil.makeConsoleLink(tag.holder(), tag.position());
         System.err.println("Too many callout descriptions: " + link);
       }
       else
       {
         String link = ArticleUtil.makeConsoleLink(getDoc(), getDoc().position());
         System.err.println("Callout descriptions missing: " + link);
       }
     }

     return html;
   }

   private String getCalloutImage(String prefix, int number, boolean code, String alt, String imagePath)
   {
     String name = "callout_" + prefix + "_" + number;
     String nameSuffix = code ? "_code" : "";
     String hrefSuffix = code ? "" : "_code";

     String image = "<img src=\"" + imagePath + "callout-" + number
         + ".png\" width=\"16\" height=\"16\" border=\"0\" align=\"top\">";

     alt = PATTERN.matcher(alt).replaceAll("");
     alt = alt.replaceAll("\"", "&quot;");

     return "<a name=\"" + name + nameSuffix + "\" href=\"#" + name + hrefSuffix + "\" alt=\"" + alt + "\" title=\""
     + alt + "\">" + image + "</a>";
   }

 } // SnippetImpl
	/*
	* Copyright (c) 2011, 2012, 2015 Eike Stepper (Berlin, Germany) and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* Eike Stepper - initial API and implementation
	*/
	package org.eclipse.emf.cdo.releng.doc.article.impl;

	import org.eclipse.emf.cdo.releng.doc.article.ArticlePackage;
	import org.eclipse.emf.cdo.releng.doc.article.BodyElementContainer;
	import org.eclipse.emf.cdo.releng.doc.article.Callout;
	import org.eclipse.emf.cdo.releng.doc.article.Documentation;
	import org.eclipse.emf.cdo.releng.doc.article.Embedding;
	import org.eclipse.emf.cdo.releng.doc.article.Formatter;
	import org.eclipse.emf.cdo.releng.doc.article.Snippet;
	import org.eclipse.emf.cdo.releng.doc.article.StructuralElement;
	import org.eclipse.emf.cdo.releng.doc.article.XmlFormatter;
	import org.eclipse.emf.cdo.releng.doc.article.util.ArticleException;
	import org.eclipse.emf.cdo.releng.doc.article.util.ArticleUtil;

	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.notify.NotificationChain;
	import org.eclipse.emf.common.util.EList;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.InternalEObject;
	import org.eclipse.emf.ecore.impl.ENotificationImpl;
	import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
	import org.eclipse.emf.ecore.util.InternalEList;

	import com.sun.javadoc.Doc;
	import com.sun.javadoc.SeeTag;
	import com.sun.javadoc.Tag;

	import java.io.File;
	import java.io.IOException;
	import java.io.PrintWriter;
	import java.util.Collection;
	import java.util.regex.Pattern;

	/**
	* <!-- begin-user-doc --> An implementation of the model object '<em><b>Snippet</b></em>'. <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* <ul>
	* <li>{@link org.eclipse.emf.cdo.releng.doc.article.impl.SnippetImpl#getCallouts <em>Callouts</em>}</li>
	* <li>{@link org.eclipse.emf.cdo.releng.doc.article.impl.SnippetImpl#getFormatter <em>Formatter</em>}</li>
	* </ul>
	* </p>
	*
	* @generated
	*/
	public class SnippetImpl extends EmbeddableElementImpl implements Snippet
	{
	private static final Pattern PATTERN = Pattern.compile("<[^>]+?>", Pattern.MULTILINE \| Pattern.DOTALL);

	/**
	* The cached value of the '{@link #getCallouts() <em>Callouts</em>}' containment reference list. <!-- begin-user-doc
	* --> <!-- end-user-doc -->
	*
	* @see #getCallouts()
	* @generated
	* @ordered
	*/
	protected EList<Callout> callouts;

	/**
	* The cached value of the '{@link #getFormatter() <em>Formatter</em>}' containment reference. <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @see #getFormatter()
	* @generated
	* @ordered
	*/
	protected Formatter formatter;

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	protected SnippetImpl()
	{
	super();
	}

	SnippetImpl(Documentation documentation, Doc doc)
	{
	super(documentation, doc);
	initFormatter(doc);
	initCallouts(doc);
	}

	private void initFormatter(Doc doc)
	{
	Tag[] tags = doc.tags("@snippet");
	if (tags.length > 1)
	{
	throw new ArticleException("More than one format not allowed: " + ArticleUtil.makeConsoleLink(doc));
	}

	if (tags.length == 1)
	{
	String text = tags[0].text();
	if (text.length() != 0)
	{
	String format;
	String args;

	int pos = text.indexOf(' ');
	if (pos != -1)
	{
	format = text.substring(0, pos).trim().toLowerCase();
	args = text.substring(pos + 1).trim();
	}
	else
	{
	format = text;
	args = "";
	}

	format = format.trim().toLowerCase();
	args = args.trim();

	if (format.equals("xml"))
	{
	try
	{
	File folder = doc.position().file().getParentFile();
	File file = new File(folder, args).getCanonicalFile();

	XmlFormatter formatter = new XmlFormatterImpl();
	formatter.setFile(file);

	setFormatter(formatter);
	}
	catch (IOException ex)
	{
	ex.printStackTrace();
	}
	}
	}
	}

	if (getFormatter() == null)
	{
	setFormatter(new JavaFormatterImpl());
	}
	}

	private void initCallouts(Doc doc)
	{
	int index = 0;
	for (Tag tag : doc.tags("@callout"))
	{
	new CalloutImpl(this, tag, ++index);
	}
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	protected EClass eStaticClass()
	{
	return ArticlePackage.Literals.SNIPPET;
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	public EList<Callout> getCallouts()
	{
	if (callouts == null)
	{
	callouts = new EObjectContainmentWithInverseEList<Callout>(Callout.class, this, ArticlePackage.SNIPPET__CALLOUTS,
	ArticlePackage.CALLOUT__SNIPPET);
	}
	return callouts;
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	public Formatter getFormatter()
	{
	return formatter;
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	public NotificationChain basicSetFormatter(Formatter newFormatter, NotificationChain msgs)
	{
	Formatter oldFormatter = formatter;
	formatter = newFormatter;
	if (eNotificationRequired())
	{
	ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ArticlePackage.SNIPPET__FORMATTER,
	oldFormatter, newFormatter);
	if (msgs == null)
	{
	msgs = notification;
	}
	else
	{
	msgs.add(notification);
	}
	}
	return msgs;
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	public void setFormatter(Formatter newFormatter)
	{
	if (newFormatter != formatter)
	{
	NotificationChain msgs = null;
	if (formatter != null)
	{
	msgs = ((InternalEObject)formatter).eInverseRemove(this, ArticlePackage.FORMATTER__SNIPPET, Formatter.class,
	msgs);
	}
	if (newFormatter != null)
	{
	msgs = ((InternalEObject)newFormatter).eInverseAdd(this, ArticlePackage.FORMATTER__SNIPPET, Formatter.class,
	msgs);
	}
	msgs = basicSetFormatter(newFormatter, msgs);
	if (msgs != null)
	{
	msgs.dispatch();
	}
	}
	else if (eNotificationRequired())
	{
	eNotify(
	new ENotificationImpl(this, Notification.SET, ArticlePackage.SNIPPET__FORMATTER, newFormatter, newFormatter));
	}
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	return ((InternalEList<InternalEObject>)(InternalEList<?>)getCallouts()).basicAdd(otherEnd, msgs);
	case ArticlePackage.SNIPPET__FORMATTER:
	if (formatter != null)
	{
	msgs = ((InternalEObject)formatter).eInverseRemove(this,
	EOPPOSITE_FEATURE_BASE - ArticlePackage.SNIPPET__FORMATTER, null, msgs);
	}
	return basicSetFormatter((Formatter)otherEnd, msgs);
	}
	return super.eInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	return ((InternalEList<?>)getCallouts()).basicRemove(otherEnd, msgs);
	case ArticlePackage.SNIPPET__FORMATTER:
	return basicSetFormatter(null, msgs);
	}
	return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	return getCallouts();
	case ArticlePackage.SNIPPET__FORMATTER:
	return getFormatter();
	}
	return super.eGet(featureID, resolve, coreType);
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	getCallouts().clear();
	getCallouts().addAll((Collection<? extends Callout>)newValue);
	return;
	case ArticlePackage.SNIPPET__FORMATTER:
	setFormatter((Formatter)newValue);
	return;
	}
	super.eSet(featureID, newValue);
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	public void eUnset(int featureID)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	getCallouts().clear();
	return;
	case ArticlePackage.SNIPPET__FORMATTER:
	setFormatter((Formatter)null);
	return;
	}
	super.eUnset(featureID);
	}

	/**
	* <!-- begin-user-doc --> <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	public boolean eIsSet(int featureID)
	{
	switch (featureID)
	{
	case ArticlePackage.SNIPPET__CALLOUTS:
	return callouts != null && !callouts.isEmpty();
	case ArticlePackage.SNIPPET__FORMATTER:
	return formatter != null;
	}
	return super.eIsSet(featureID);
	}

	public void generate(PrintWriter out, Embedding embedder) throws IOException
	{
	Formatter formatter = getFormatter();

	String id = getDoc().name();
	int lastDot = id.lastIndexOf('.');
	if (lastDot != -1)
	{
	id = id.substring(lastDot + 1);
	}

	StructuralElement structuralElement = getStructuralElement(embedder);
	String imagePath = structuralElement.getImagePath() + "/";

	SeeTag embedderTag = (SeeTag)embedder.getTag();
	String title = embedderTag.label();
	if (title == null \|\| title.length() == 0)
	{
	title = formatter.getDefaultTitle(embedderTag);
	}

	out.write(NL);
	out.write(NL);

	String html = formatter.getSnippetHtml(out, id, title);
	html = processCallouts(id, html, imagePath);

	out.write("<div class=\"snippet\" style=\"margin-left:24px;\" align=\"left\">" + NL);
	out.write(" <a name=\"snippet_" + id + "\"></a>" + NL);
	out.write(" <table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">" + NL);
	out.write(" <tr>" + NL);
	out.write(" <td><img src=\"" + formatter.getTopLeftEditorIcon(imagePath) + "\"></td>" + NL);
	out.write(" <td style=\"background-image:url(" + imagePath
	+ "editor-top1.png); background-repeat:repeat-x;\" width=\"1px\"><font face=\"Segoe UI,Arial\" size=\"-1\">"
	+ title + "</font></td>" + NL);
	out.write(" <td width=\"1px\"><img src=\"" + imagePath + "editor-close.png\"></td>" + NL);
	out.write(" <td style=\"background-image:url(" + imagePath
	+ "editor-top2.png); background-repeat:repeat-x;\"> </td>" + NL);
	out.write(" <td><img src=\"" + imagePath + "editor-top-right.png\"></td>" + NL);
	out.write(" </tr>" + NL);
	out.write(" <tr>" + NL);
	out.write(" <td style=\"background-image:url(" + imagePath
	+ "editor-left.png); background-repeat:repeat-y;\"> </td>" + NL);
	out.write(" <td colspan=\"3\" align=\"left\" valign=\"top\" nowrap>" + NL);
	out.write(" <div style=\"margin:10px 0px 10px 0px;\">" + NL);
	out.write(" <code>" + NL);

	out.write(html);
	out.write("" + NL);

	out.write(" </code>" + NL);
	out.write(" </div>" + NL);
	out.write(" </td>" + NL);
	out.write(" <td style=\"background-image:url(" + imagePath
	+ "editor-right.png); background-repeat:repeat-y;\"> </td>" + NL);
	out.write(" </tr>" + NL);
	out.write(" <tr>" + NL);
	out.write(" <td><img src=\"" + imagePath + "editor-bottom-left.png\"></td>" + NL);
	out.write(" <td style=\"background-image:url(" + imagePath
	+ "editor-bottom.png); background-repeat:repeat-x;\" colspan=\"3\"> </td>" + NL);
	out.write(" <td><img src=\"" + imagePath + "editor-bottom-right.png\"></td>" + NL);
	out.write(" </tr>" + NL);
	out.write(" </table>" + NL);
	out.write("</div>" + NL);

	EList<Callout> callouts = getCallouts();
	if (!callouts.isEmpty())
	{
	out.write("<p>" + NL);
	for (Callout callout : callouts)
	{
	String image = getCalloutImage(id, callout.getIndex(), false, "Jump to snippet...", imagePath);
	out.write("<div style=\"margin-left:24px;\">" + image + " ");

	try
	{
	BodyElementContainerImpl.generate(out, structuralElement, callout.getElements());
	}
	catch (IOException ex)
	{
	ex.printStackTrace();
	}

	out.write("</div>" + NL);
	}
	}

	out.write("<p>" + NL);
	}

	private StructuralElement getStructuralElement(Embedding embedder)
	{
	BodyElementContainer container = embedder.getContainer();
	if (container instanceof StructuralElement)
	{
	return (StructuralElement)container;
	}

	throw new ArticleException(ArticleUtil.makeConsoleLink("Nested embedding in ", embedder.getTag().position()));
	}

	private String processCallouts(String id, String html, String imagePath)
	{
	EList<Callout> callouts = getCallouts();
	int size = callouts.size();
	int callout = 0;

	String calloutMarker = getFormatter().getCalloutMarker();

	for (;;)
	{
	int pos = html.indexOf(calloutMarker);
	if (pos == -1)
	{
	break;
	}

	++callout;

	String start = html.substring(0, pos);
	String rest = html.substring(pos + calloutMarker.length());
	if (!rest.startsWith(" "))
	{
	rest = " " + rest;
	}

	String alt = "";
	int index = callout - 1;
	if (index < size)
	{
	Tag tag = callouts.get(index).getTag();
	for (Tag inlineTag : tag.inlineTags())
	{
	alt += inlineTag.text();
	}
	}

	String image = getCalloutImage(id, callout, true, alt, imagePath);
	html = start + image + rest;
	}

	if (callout != size)
	{
	if (callout < size)
	{
	Tag tag = callouts.get(size).getTag();
	String link = ArticleUtil.makeConsoleLink(tag.holder(), tag.position());
	System.err.println("Too many callout descriptions: " + link);
	}
	else
	{
	String link = ArticleUtil.makeConsoleLink(getDoc(), getDoc().position());
	System.err.println("Callout descriptions missing: " + link);
	}
	}

	return html;
	}

	private String getCalloutImage(String prefix, int number, boolean code, String alt, String imagePath)
	{
	String name = "callout_" + prefix + "_" + number;
	String nameSuffix = code ? "_code" : "";
	String hrefSuffix = code ? "" : "_code";

	String image = "<img src=\"" + imagePath + "callout-" + number
	+ ".png\" width=\"16\" height=\"16\" border=\"0\" align=\"top\">";

	alt = PATTERN.matcher(alt).replaceAll("");
	alt = alt.replaceAll("\"", """);

	return "<a name=\"" + name + nameSuffix + "\" href=\"#" + name + hrefSuffix + "\" alt=\"" + alt + "\" title=\""
	+ alt + "\">" + image + "</a>";
	}

	} // SnippetImpl