com.googlecode.ounit.QuizStateAttributeModifier.java Source code

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Here is the source code for com.googlecode.ounit.QuizStateAttributeModifier.java

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/*
 * OUnit - an OPAQUE compliant framework for Computer Aided Testing
 *
 * Copyright (C) 2010, 2011  Antti Andreimann
 *
 * This file is part of OUnit.
 *
 * OUnit is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OUnit 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OUnit.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.googlecode.ounit;

import org.apache.wicket.Component;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.model.IModel;

public class QuizStateAttributeModifier extends Behavior {
    private static final long serialVersionUID = 1L;

    IModel<OunitSession> model;
    Behavior modifier;

    private String attribute;
    private String openValue;
    private String closedValue;

    public QuizStateAttributeModifier(IModel<OunitSession> model, String attribute, String openValue,
            String closedValue) {

        this.model = model;
        this.attribute = attribute;
        this.openValue = openValue;
        this.closedValue = closedValue;
    }

    @Override
    public void onComponentTag(Component component, ComponentTag tag) {
        if (!isEnabled(component))
            return;

        // FIXME: This shouldn't happen ....
        if (model == null || model.getObject() == null)
            return;

        String value = (model.getObject().isClosed()) ? closedValue : openValue;

        if (value == null)
            tag.getAttributes().remove(attribute);
        else
            tag.getAttributes().put(attribute, value);
    }
}