org.hpccsystems.internal.ConfigurationPreferenceStore.java Source code

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Here is the source code for org.hpccsystems.internal.ConfigurationPreferenceStore.java

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/*******************************************************************************
 * Copyright (c) 2011 HPCC Systems.
 * 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:
 *     HPCC Systems - initial API and implementation
 ******************************************************************************/
package org.hpccsystems.internal;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferenceStore;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.hpccsystems.eclide.Activator;

public class ConfigurationPreferenceStore extends PreferenceStore {

    IPreferenceStore globalStore;
    ILaunchConfiguration configuration;
    IPropertyChangeListener listener;

    public ConfigurationPreferenceStore() {
        super();
        globalStore = Activator.getDefault().getPreferenceStore();
    }

    public ConfigurationPreferenceStore(IPropertyChangeListener listener) {
        this();
        this.listener = listener;
    }

    public ConfigurationPreferenceStore(ILaunchConfiguration configuration) {
        this();
        this.configuration = configuration;
    }

    //  ILaunchConfiguration like calls  ---
    public String getAttribute(String key, String defaultValue) {
        if (configuration != null) {
            try {
                return configuration.getAttribute(key, defaultValue);
            } catch (CoreException e) {
            }
        }
        if (contains(key)) {
            return super.getString(key);
        }
        if (globalStore.contains(key)) {
            return globalStore.getString(key);
        }
        return defaultValue;
    }

    public boolean getAttribute(String key, boolean defaultValue) {
        if (configuration != null) {
            try {
                return configuration.getAttribute(key, defaultValue);
            } catch (CoreException e) {
            }
        }
        if (contains(key)) {
            return super.getBoolean(key);
        }
        if (globalStore.contains(key)) {
            return globalStore.getBoolean(key);
        }
        return defaultValue;
    }

    public int getAttribute(String key, int defaultValue) {
        if (configuration != null) {
            try {
                return configuration.getAttribute(key, defaultValue);
            } catch (CoreException e) {
            }
        }
        if (contains(key)) {
            return super.getInt(key);
        }
        if (globalStore.contains(key)) {
            return globalStore.getInt(key);
        }
        return defaultValue;
    }

    //  IPreference Like Calls  ---
    public boolean getBoolean(String name) {
        return getAttribute(name, false);
    }

    public int getInt(String name) {
        return getAttribute(name, 0);
    }

    public String getString(String name) {
        return getAttribute(name, "");
    }
}