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Viewing changes to xlc/org.eclipse.cdt.core.lrparser.xlc/parser/org/eclipse/cdt/core/lrparser/xlc/preferences/XlcLanguagePreferences.java

  • Committer: Package Import Robot
  • Author(s): Jakub Adam
  • Date: 2011-10-06 21:15:04 UTC
  • mfrom: (1.1.4)
  • Revision ID: package-import@ubuntu.com-20111006211504-8dutmljjih0zikfv
Tags: 8.0.1-1
* New upstream release.
* Split the JNI packages into a separate architecture dependent
  package and made eclipse-cdt architecture independent.
* Install JNI libraries into multiarch aware location
* Bumped Standards-Version to 3.9.2.

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xlc/org.eclipse.cdt.core.lrparser.xlc/parser/org/eclipse/cdt/core/lrparser/xlc/preferences/XlcLanguagePreferences.java
 
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/*******************************************************************************
 
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 * Copyright (c) 2009 IBM Corporation and others.
 
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 * All rights reserved. This program and the accompanying materials
 
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 * are made available under the terms of the Eclipse Public License v1.0
 
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 * which accompanies this distribution, and is available at
 
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 * http://www.eclipse.org/legal/epl-v10.html
 
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 *
 
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 * Contributors:
 
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 *     IBM Corporation - initial API and implementation
 
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 *******************************************************************************/
 
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package org.eclipse.cdt.core.lrparser.xlc.preferences;
 
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import org.eclipse.cdt.core.lrparser.xlc.activator.XlcParserPlugin;
 
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import org.eclipse.core.resources.IProject;
 
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import org.eclipse.core.resources.ProjectScope;
 
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import org.eclipse.core.runtime.Platform;
 
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import org.eclipse.core.runtime.preferences.DefaultScope;
 
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import org.eclipse.core.runtime.preferences.IScopeContext;
 
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import org.eclipse.core.runtime.preferences.InstanceScope;
 
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import org.osgi.service.prefs.Preferences;
 
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/**
 
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 * TODO trigger the indexer?
 
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 * 
 
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 * @author Mike Kucera
 
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 */
 
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public class XlcLanguagePreferences  {
 
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        private static final String QUALIFIER = XlcParserPlugin.PLUGIN_ID;
 
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        private static final String XLC_PREFERENCES_NODE = "xlc.preferences";
 
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        static void initializeDefaultPreferences() {
 
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                Preferences defaultNode = getDefaultPreferences();
 
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                for(XlcPref p : XlcPref.values()) {
 
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                        defaultNode.put(p.toString(), p.getDefaultValue());
 
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                }
 
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        }
 
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        public static void setProjectPreference(XlcPref key, String value, IProject project) {
 
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                getProjectPreferences(project).put(key.toString(), value);
 
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        }
 
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        public static void setWorkspacePreference(XlcPref key, String value) {
 
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                getWorkspacePreferences().put(key.toString(), value);
 
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        }
 
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        public static String getProjectPreference(XlcPref key, IProject project) {
 
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                return getProjectPreferences(project).get(key.toString(), null);
 
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        }
 
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        public static String getWorkspacePreference(XlcPref key) {
 
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                return getWorkspacePreferences().get(key.toString(), null);
 
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        }
 
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        public static String getDefaultPreference(XlcPref key) {
 
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                return getDefaultPreferences().get(key.toString(), null);
 
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        }
 
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        /**
 
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         * Returns the preference for the given key.
 
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         * 
 
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         * @param project If null then just the workspace and default preferences will be checked.
 
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         */
 
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        public static String get(XlcPref key, IProject project) {
 
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                return Platform.getPreferencesService().get(key.toString(), null, getPreferences(project));
 
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        }
 
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        private static Preferences[] getPreferences(IProject project) {
 
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                if(project == null) {
 
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                        return new Preferences[] {
 
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                                getWorkspacePreferences(),
 
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                                getDefaultPreferences()
 
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                        };
 
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                }
 
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                else {
 
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                        return new Preferences[] {
 
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                                getProjectPreferences(project),
 
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                                getWorkspacePreferences(),
 
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                                getDefaultPreferences()
 
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                        };
 
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                }
 
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        }
 
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        private static Preferences getDefaultPreferences() {
 
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                return getPreferences(new DefaultScope());
 
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        }
 
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        private static Preferences getWorkspacePreferences() {
 
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                return getPreferences(new InstanceScope());
 
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        }
 
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        private static Preferences getProjectPreferences(IProject project) {
 
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                return getPreferences(new ProjectScope(project));
 
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        }
 
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        private static Preferences getPreferences(IScopeContext scope) {
 
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                return scope.getNode(QUALIFIER).node(XLC_PREFERENCES_NODE);
 
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        }
 
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}