1 files changed, 123 insertions, 0 deletions
diff --git a/deprecated/org.eclipse.papyrus.infra.gmfdiag.xtext.glue/src/org/eclipse/papyrus/infra/gmfdiag/xtext/glue/edit/part/AntlrParserWrapper.java b/deprecated/org.eclipse.papyrus.infra.gmfdiag.xtext.glue/src/org/eclipse/papyrus/infra/gmfdiag/xtext/glue/edit/part/AntlrParserWrapper.java
new file mode 100644
index 00000000000..2b61fd571cd
--- /dev/null
+++ b/deprecated/org.eclipse.papyrus.infra.gmfdiag.xtext.glue/src/org/eclipse/papyrus/infra/gmfdiag/xtext/glue/edit/part/AntlrParserWrapper.java
@@ -0,0 +1,123 @@
+/*******************************************************************************
+ * Copyright (c) 2009 itemis AG (http://www.itemis.eu) 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
+ *******************************************************************************/
+package org.eclipse.papyrus.infra.gmfdiag.xtext.glue.edit.part;
+
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.gmf.runtime.common.core.command.ICommand;
+import org.eclipse.gmf.runtime.common.ui.services.parser.IParser;
+import org.eclipse.gmf.runtime.common.ui.services.parser.IParserEditStatus;
+import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
+import org.eclipse.xtext.parser.IParseResult;
+import org.eclipse.xtext.ui.editor.contentassist.XtextContentAssistProcessor;
+
+import com.google.inject.Inject;
+import com.google.inject.Injector;
+//import org.eclipse.xtext.parser.antlr.IAntlrParser;
+//import org.eclipse.xtext.parsetree.CompositeNode;
+//import org.eclipse.xtext.parsetree.NodeAdapter;
+//import org.eclipse.xtext.parsetree.NodeUtil;
+//import org.eclipse.xtext.parsetree.SyntaxError;
+
+/**
+ * Wraps a (partial) Xtext parser in a GMF {@link IParser}.
+ * 
+ * @author koehnlein
+ */
+public class AntlrParserWrapper implements IParser {
+
+	@Inject
+	private XtextContentAssistProcessor xtextContentAssistProcessor;
+
+	@Inject
+	private org.eclipse.xtext.parser.IParser xtextParser;
+
+	private final String parserRuleName;
+
+	private final IParser originalParser;
+
+	/**
+	 * This element comes from the XText/GMF integration example, and was not originally documented.
+	 * @param parserRuleName 
+	 * @param originalParser 
+	 * @param xtextInjector 
+	 */
+	public AntlrParserWrapper(String parserRuleName, IParser originalParser, Injector xtextInjector) {
+		this.parserRuleName = parserRuleName;
+		this.originalParser = originalParser;
+		xtextInjector.injectMembers(this);
+	}
+
+	public IContentAssistProcessor getCompletionProcessor(IAdaptable element) {
+		// TODO does not work. need to fake an XtextDocument
+		return xtextContentAssistProcessor;
+	}
+
+	public String getEditString(IAdaptable element, int flags) {
+//		EObject semanticElement = (EObject) element.getAdapter(EObject.class);
+//		if (semanticElement != null) {
+//			NodeAdapter nodeAdapter = NodeUtil.getNodeAdapter(semanticElement);
+//			if (nodeAdapter != null) {
+//				return nodeAdapter.getParserNode().serialize().trim();
+//			}
+//		}
+		return "invalid";
+	}
+
+	public ICommand getParseCommand(IAdaptable element, final String newString, int flags) {
+//		EObject semanticElement = (EObject) element.getAdapter(EObject.class);
+//		if (semanticElement != null) {
+//			IParseResult parseResult = xtextParser.parse(parserRuleName, new StringInputStream(newString));
+//			if (isValidParseResult(parseResult, semanticElement)) {
+//				NodeAdapter nodeAdapter = NodeUtil.getNodeAdapter(semanticElement);
+//				if (nodeAdapter != null) {
+//					final ICompositeNode parserNode = nodeAdapter.getParserNode();
+//					final XtextResource semanticResource = (XtextResource) semanticElement.eResource();
+//					ICommand reparseCommand = UpdateXtextResourceTextCommand.createUpdateCommand(semanticResource,
+//							parserNode.getOffset(), parserNode.getLength(), newString);
+//					return reparseCommand;
+//				}
+//			}
+//		}
+//		return UnexecutableCommand.INSTANCE;
+		return null ;
+	}
+
+	public String getPrintString(IAdaptable element, int flags) {
+		return originalParser.getPrintString(element, flags);
+	}
+
+	public boolean isAffectingEvent(Object event, int flags) {
+		return false;
+	}
+
+	public IParserEditStatus isValidEditString(IAdaptable element, String editString) {
+//		try {
+//			IParseResult parseResult = xtextParser.parse(parserRuleName, new StringInputStream(editString));
+//			if (isValidParseResult(parseResult, (EObject) element.getAdapter(EObject.class))) {
+//				return new ParserEditStatus(IStatus.OK, Activator.PLUGIN_ID, IParserEditStatus.EDITABLE, "OK", null);
+//			} else {
+//				SyntaxError syntaxError = parseResult.getParseErrors().get(0);
+//				return new ParserEditStatus(IStatus.INFO, Activator.PLUGIN_ID, IParserEditStatus.UNEDITABLE,
+//						syntaxError.getMessage(), null);
+//			}
+//		} catch (Exception exc) {
+//			return new ParserEditStatus(IStatus.INFO, Activator.PLUGIN_ID, IParserEditStatus.UNEDITABLE, exc
+//					.getMessage(), exc);
+//		}
+		return null ;
+	}
+
+	private boolean isValidParseResult(IParseResult parseResult, EObject semanticElement) {
+//		EObject rootASTElement = parseResult.getRootASTElement();
+//		return parseResult.getParseErrors().isEmpty() && rootASTElement != null && semanticElement != null
+//				&& semanticElement.eClass() == rootASTElement.eClass();
+		return false ;
+	}
+
+}