com.qagen.osfe.core.loaders.ReferencesLoader.java Source code

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Here is the source code for com.qagen.osfe.core.loaders.ReferencesLoader.java

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/* Copyright 2008 Hycel Taylor
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.qagen.osfe.core.loaders;

import com.qagen.osfe.common.utils.DomReader;
import com.qagen.osfe.core.Loader;
import com.qagen.osfe.core.vo.Reference;
import org.dom4j.Element;

import java.util.*;

/**
 * Author: Hycel Taylor
 * <p/>
 */
public class ReferencesLoader extends Loader {
    public enum ELEMENT {
        references, reference
    }

    public enum ATTRIBUTE {
        name, ref
    }

    private Map<String, String> map;
    private List<Reference> list;

    /**
     * Constructor
     */
    public ReferencesLoader() {
    }

    /**
     * Constructor
     *
     * @param root reference to root of a DOM document.
     */
    public ReferencesLoader(Element root) {
        super(root, ELEMENT.references.name());
    }

    /**
     * Because OSFE uses dependency injection, the initialize method should be
     * used during a second pass of iniitializing objects.
     */
    public void initialize() {
        load(root, ELEMENT.references.name());
    }

    public void load(Element parent) {
        map = new HashMap<String, String>();
        list = new ArrayList<Reference>();

        final Iterator it = parent.elementIterator(ELEMENT.reference.name());

        while (it.hasNext()) {
            final Element element = (Element) it.next();
            final String name = DomReader.getRequiredValue(element, ATTRIBUTE.name.name());
            final String reference = DomReader.getRequiredValue(element, ATTRIBUTE.ref.name());

            map.put(name, reference);
            list.add(new Reference(name, reference));
        }
    }

    public int size() {
        return list != null ? list.size() : 0;
    }

    public Map<String, String> getReferenceMap() {
        return map;
    }

    public List<Reference> getReferenceList() {
        return list;
    }
}