DynComponent.java

/*
 * gvNIX is an open source tool for rapid application development (RAD).
 * Copyright (C) 2010 Generalitat Valenciana
 * 
 * This program 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.
 * 
 * This program 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
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package org.gvnix.dynamic.configuration.roo.addon.entity;

import org.apache.commons.lang3.ObjectUtils;

/**
 * Dynamic configuration component entity.
 * 
 * @author <a href="http://www.disid.com">DISID Corporation S.L.</a> made for <a
 *         href="http://www.dgti.gva.es">General Directorate for Information
 *         Technologies (DGTI)</a>
 */
public class DynComponent {

    private String id;

    private String name;

    private DynPropertyList properties;

    public DynComponent() {
        super();
    }

    public DynComponent(String id, String name, DynPropertyList properties) {
        super();
        this.id = id;
        this.name = name;
        this.properties = properties;
    }

    public DynComponent(String name) {
        super();
        this.id = name;
    }

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public String getName() {

        if (name != null && name.length() > 0) {

            return name;
        }

        return id.substring(id.lastIndexOf('.') + 1, id.length());
    }

    public void setName(String name) {
        this.name = name;
    }

    public DynPropertyList getProperties() {
        return properties;
    }

    public void addProperty(DynProperty property) {
        properties.add(property);
    }

    /**
     * {@inheritDoc} Name and property/value set, each on new line.
     */
    @Override
    public String toString() {

        // Show the component name
        StringBuilder buffer = new StringBuilder();
        buffer.append(" * ");
        buffer.append(getName());

        // Show properties
        for (DynProperty prop : properties) {

            // Show the property and value if exists with format
            buffer.append("\n");
            buffer.append("   - ");
            buffer.append(prop.getKey());
            if (prop.getValue() == null) {

                buffer.append(" = (UNDEFINED)");
            }
            else {

                buffer.append(" = \"");
                buffer.append(prop.getValue());
                buffer.append('"');
            }
        }

        return buffer.toString();
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        for (DynProperty property : properties) {
            result = prime * result
                    + ((property == null) ? 0 : property.hashCode());
        }
        return result;
    }

    /**
     * Two components are equal if their properties are equal.
     * 
     * @param obj Component to compare to
     * @return Component equals
     */
    @Override
    public boolean equals(Object obj) {
        if (ObjectUtils.equals(this, obj)) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (!(obj instanceof DynComponent)) {
            return false;
        }
        DynComponent other = (DynComponent) obj;
        for (DynProperty component : properties) {

            boolean exist = false;
            for (DynProperty component2 : other.getProperties()) {
                if (component.equals(component2)) {

                    exist = true;
                    break;
                }
            }

            if (!exist) {
                return false;
            }
        }

        return true;
    }

}