ActivationProperty.java

/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * 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:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.ide.maven.tools;

import org.eclipse.che.commons.xml.Element;
import org.eclipse.che.commons.xml.NewElement;

import static org.eclipse.che.commons.xml.NewElement.createElement;
import static org.eclipse.che.commons.xml.XMLTreeLocation.after;
import static org.eclipse.che.commons.xml.XMLTreeLocation.inTheBegin;
import static org.eclipse.che.commons.xml.XMLTreeLocation.inTheEnd;

/**
 * Describes property for <i>/project/profiles/profile/activation.</i>
 * The profile will activate if Maven detects a property (a value which can be dereferenced within the POM by ${name})
 * of the corresponding name=value pair.
 * <p/>
 * Supports next data:
 * <ul>
 * <li>name</li>
 * <li>value</li>
 * </ul>
 */
public class ActivationProperty {
    public Element element;

    private String name;
    private String value;

    public ActivationProperty(Element element) {
        this.element = element;
        this.name = element.getChildText("name");
        this.value = element.getChildText("value");
    }

    /** Returns value of "name" filed. */
    public String getName() {
        return name;
    }

    /** Sets value of "name" filed. */
    public ActivationProperty setName(String name) {
        this.name = name;

        if (element != null) {
            if (name == null) {
                element.removeChild("name");
            } else if (element.hasSingleChild("name")) {
                element.getSingleChild("name").setText(name);
            } else {
                element.insertChild(createElement("name", name), inTheBegin());
            }
        }

        return this;
    }

    /** Returns value of "value" filed. */
    public String getValue() {
        return value;
    }

    /** Sets value of "value" filed. */
    public ActivationProperty setValue(String value) {
        this.value = value;

        if (element != null) {
            if (value == null) {
                element.removeChild("value");
            } else if (element.hasSingleChild("value")) {
                element.getSingleChild("value").setText(value);
            } else {
                element.insertChild(createElement("value", value), after("name").or(inTheEnd()));
            }
        }

        return this;
    }

    /** Removes element. */
    public void remove() {
        if (element != null) {
            element.remove();
            element = null;
        }
    }

    /** Returns full <property> element */
    public NewElement asXMLElement() {
        final NewElement property = createElement("property");
        if (name != null) {
            property.appendChild(createElement("name", name));
        }
        if (value != null) {
            property.appendChild(createElement("value", value));
        }

        return property;
    }
}