cc.warlock.core.client.settings.internal.VariableConfigurationProvider.java Source code

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Here is the source code for cc.warlock.core.client.settings.internal.VariableConfigurationProvider.java

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/**
 * Warlock, the open-source cross-platform game client
 *  
 * Copyright 2008, Warlock LLC, and individual contributors as indicated
 * by the @authors tag. 
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package cc.warlock.core.client.settings.internal;

import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.dom4j.DocumentHelper;
import org.dom4j.Element;

import cc.warlock.core.client.settings.IVariable;
import cc.warlock.core.client.settings.IVariableProvider;

public class VariableConfigurationProvider extends ClientConfigurationProvider implements IVariableProvider {

    protected HashMap<String, IVariable> variables = new HashMap<String, IVariable>();

    public VariableConfigurationProvider() {
        super("variables");

        setHandleChildren(false);
    }

    public void addVariable(IVariable variable) {
        variables.put(variable.getIdentifier(), variable);
    }

    public void addVariable(String identifier, String value) {
        addVariable(new Variable(this, identifier, value));
    }

    public void setVariable(String id, IVariable variable) {
        variables.put(id, variable);
    }

    public IVariable getVariable(String identifier) {
        if (variables.containsKey(identifier)) {
            return variables.get(identifier);
        }
        return null;
    }

    public Collection<? extends IVariable> getVariables() {
        return variables.values();
    }

    public void removeVariable(String identifier) {
        variables.remove(identifier);
    }

    @Override
    protected void parseData() {
    }

    @Override
    protected void parseChild(Element child) {
        if (child.getName().equals("variable")) {
            String name = child.attributeValue("id");
            String value = child.getStringValue();

            Variable variable = new Variable(this, name, value);
            variables.put(name, variable);
        }
    }

    @Override
    protected void saveTo(List<Element> elements) {
        Element varsElement = DocumentHelper.createElement("variables");

        for (Map.Entry<String, IVariable> entry : variables.entrySet()) {
            Element element = varsElement.addElement("variable");
            element.addAttribute("id", entry.getKey());
            element.addText(entry.getValue().getValue());

        }
        elements.add(varsElement);
    }
}