com.iw.plugins.spindle.util.lookup.DefaultAcceptor.java Source code

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Here is the source code for com.iw.plugins.spindle.util.lookup.DefaultAcceptor.java

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Spindle, an Eclipse Plugin for Tapestry.
 *
 * The Initial Developer of the Original Code is
 * Intelligent Works Incorporated.
 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * 
 *  glongman@intelligentworks.com
 *
 * ***** END LICENSE BLOCK ***** */
package com.iw.plugins.spindle.util.lookup;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.IJavaProject;

import com.iw.plugins.spindle.TapestryPlugin;

/**
 * @author gwl
 * @version $Id$
 *
 */
public class DefaultAcceptor implements ILookupAcceptor {

    /**
     * @see com.iw.plugins.spindle.util.lookup.ILookupAcceptor#acceptAsTapestry(IStorage, int)
     */
    public boolean acceptAsTapestry(IJavaProject jproject, IStorage s, int acceptFlags) {

        return defaultAcceptAsTapestry(jproject, s, acceptFlags);

    }

    protected final boolean defaultAcceptAsTapestry(IJavaProject jproject, IStorage s, int acceptFlags) {
        String extension = s.getFullPath().getFileExtension();
        //    int w = acceptFlags & WRITEABLE;
        //    int j = acceptFlags & ACCEPT_COMPONENTS;
        if ((acceptFlags & WRITEABLE) != 0 && s.isReadOnly()) {
            return false;
        }

        if (s instanceof IResource) {

            IResource resource = (IResource) s;

            if ((acceptFlags & THIS_PROJECT_ONLY) != 0) {

                if (!resource.getProject().equals(jproject.getProject())) {

                    return false;
                }
            } else if ((acceptFlags & ACCEPT_TAPESTRY_PROJECTS_ONLY) != 0) {

                try {

                    IProject thisProject = jproject.getProject();
                    IProject resourceProject = resource.getProject();

                    if (!thisProject.equals(resourceProject)
                            && !resourceProject.hasNature(TapestryPlugin.NATURE_ID)) {

                        return false;
                    }
                } catch (CoreException e) {

                    return false;
                }

            }

        }

        if ("jwc".equals(extension)) {
            return (acceptFlags & ACCEPT_COMPONENTS) != 0 || (acceptFlags & ACCEPT_ANY) != 0;
        }
        if ("application".equals(extension)) {
            return (acceptFlags & ACCEPT_APPLICATIONS) != 0 || (acceptFlags & ACCEPT_ANY) != 0;
        }
        if ("html".equals(extension)) {
            return (acceptFlags & ACCEPT_HTML) != 0 || (acceptFlags & ACCEPT_ANY) != 0;
        }
        if ("library".equals(extension)) {
            return (acceptFlags & ACCEPT_LIBRARIES) != 0 || (acceptFlags & ACCEPT_ANY) != 0;
        }
        if ("page".equals(extension)) {
            return (acceptFlags & ACCEPT_PAGES) != 0 || (acceptFlags & ACCEPT_ANY) != 0;
        }
        return false;
    }

}