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/*******************************************************************************
* Copyright (c) 2004 IBM Corporation 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
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.command.internal.env.context;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.Preferences;
import org.eclipse.wst.command.internal.env.core.context.Context;
/**
* This class is used as the base class for types that what to persist preference
* data in the plugin preferences area.
*
*
*/
public abstract class PersistentContext implements Context
{
protected Preferences preferences_;
protected Plugin plugin_;
public PersistentContext ( Plugin plugin)
{
plugin_ = plugin;
preferences_ = plugin.getPluginPreferences();
}
/**
* Sets the default for a boolean preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setDefault (String name, boolean value) {
preferences_.setDefault(name, value);
}
/**
* Sets the default for a string preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setDefault (String name, String value) {
preferences_.setDefault(name,value);
}
/**
* Sets the default for a int preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setDefault (String name, int value) {
preferences_.setDefault(name,value);
}
/**
* Sets the value for a string preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setValue (String name, String value) {
preferences_.setValue(name,value);
plugin_.savePluginPreferences();
}
/**
* Sets the value for a boolean preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setValue (String name, boolean value) {
preferences_.setValue(name, value);
plugin_.savePluginPreferences();
}
/**
* Sets the value for a int preference.
* @param name the preference name.
* @param value the preference value.
*/
public void setValue (String name, int value) {
preferences_.setValue(name, value);
plugin_.savePluginPreferences();
}
/**
* Gets the value for a string preference.
* @param name the preference name.
* @return the preference value.
*/
public String getValueAsString ( String name) {
return preferences_.getString(name);
}
/**
* Gets the value for a boolean preference.
* @param name the preference name.
* @return the preference value.
*/
public boolean getValueAsBoolean ( String name) {
return preferences_.getBoolean(name);
}
/**
* Gets the value for a int preference.
* @param name the preference name.
* @return the preference value.
*/
public int getValueAsInt( String name) {
return preferences_.getInt(name);
}
/**
* Gets the default value for a string preference.
* @param name the preference name.
* @return the default preference value.
*/
public String getDefaultString(String name)
{
return preferences_.getDefaultString(name);
}
/**
* Gets the default value for a boolean preference.
* @param name the preference name.
* @return the default preference value.
*/
public boolean getDefaultBoolean(String name)
{
return preferences_.getDefaultBoolean(name);
}
/**
* Gets the default value for a int preference.
* @param name the preference name.
* @return the default preference value.
*/
public int getDefaultInt(String name)
{
return preferences_.getDefaultInt(name);
}
/**
* Sets the default value for a string preference if a default value has
* not already been set.
* @param name the preference name.
* @param value the default preference value
*/
public void setDefaultStringIfNoDefault( String key, String value )
{
// If the key already has a default value we don't want to override it.
if( preferences_.getDefaultString( key ).equals("") )
{
preferences_.setDefault( key, value );
}
}
/**
* Sets the default value for a boolean preference if a default value has
* not already been set.
* @param name the preference name.
* @param value the default preference value
*/
public void setDefaultBooleanIfNoDefault( String key, boolean value )
{
// If the key already has a default value we don't want to override it.
if( preferences_.getDefaultString( key ).equals("") )
{
preferences_.setDefault( key, value );
}
}
/**
* Sets the default value for a int preference if a default value has
* not already been set.
* @param name the preference name.
* @param value the default preference value
*/
public void setDefaultIntIfNoDefault( String key, int value )
{
// If the key already has a default value we don't want to override it.
if( preferences_.getDefaultString( key ).equals("") )
{
preferences_.setDefault( key, value );
}
}
}
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