DepartmentLabelExpressionLabelParser.java example

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gmf-tooling-master
package org.eclipse.gmf.examples.ocldriven.toe.diagram.parsers;

import java.util.Collections;

import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.transaction.util.TransactionUtil;
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
import org.eclipse.gmf.examples.ocldriven.toe.TOEPackage;
import org.eclipse.gmf.examples.ocldriven.toe.diagram.expressions.TOEOCLFactory;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.ui.services.parser.IParserEditStatus;
import org.eclipse.gmf.runtime.common.ui.services.parser.ParserEditStatus;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.tooling.runtime.parsers.ExpressionLabelParserBase;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;

/**
 * @generated
 */
public class DepartmentLabelExpressionLabelParser extends ExpressionLabelParserBase {

	/**
	* @generated
	*/
	public DepartmentLabelExpressionLabelParser() {
	}

	/**
	* @generated
	*/
	@Override
	protected String getExpressionBody() {
		return TOEOCLFactory.getExpression(2, TOEPackage.eINSTANCE.getDepartment(), null).body();
	}

	/**
	* @generated
	*/
	public String getEditString(IAdaptable element, int flags) {
		return getPrintString(element, flags);
	}

	/**
	* @generated
	*/
	public IParserEditStatus isValidEditString(IAdaptable element, String editString) {
		return ParserEditStatus.EDITABLE_STATUS;
	}

	/**
	* @generated
	*/
	public ICommand getParseCommand(IAdaptable element, final String newString, int flags) {
		final EObject target = (EObject) element.getAdapter(EObject.class);
		if (!validateValues(target, newString)) {
			return UnexecutableCommand.INSTANCE;
		}
		TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(target);
		if (editingDomain == null) {
			return UnexecutableCommand.INSTANCE;
		}
		IFile affectedFile = WorkspaceSynchronizer.getFile(target.eResource());
		return new AbstractTransactionalCommand(editingDomain, "Set Values", affectedFile == null ? null : Collections.singletonList(affectedFile)) { //$NON-NLS-1$ 

			protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
				return new CommandResult(updateValues(target, newString));
			}
		};
	}

	/**
	* @generated
	*/
	public IContentAssistProcessor getCompletionProcessor(IAdaptable element) {
		return null;
	}

	/**
	* @generated
	*/
	private boolean validateValues(EObject target, String newString) {
		// TODO implement as needed
		return true;
	}

	/**
	* @generated
	*/
	private IStatus updateValues(EObject target, String newString) throws ExecutionException {
		// TODO implement this method
		// DO NOT FORGET to remove @generated tag or mark method @generated NOT
		throw new ExecutionException("Please implement parsing and value modification");
	}

}