/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you 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 the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>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 org.apereo.portal.groups;

import org.apereo.portal.EntityIdentifier;
import org.apereo.portal.IBasicEntity;
import org.apereo.portal.spring.locator.EntityTypesLocator;

/**
 * Reference implementation for <code>IEntity</code>.
 *
 */
public class EntityImpl extends GroupMemberImpl implements IEntity {
    protected EntityIdentifier entityIdentifier;
    /** EntityImpl constructor */
    public EntityImpl(String newEntityKey, Class newEntityType) throws GroupsException {
        this(new EntityIdentifier(newEntityKey, newEntityType));
    }
    /** EntityImpl constructor */
    public EntityImpl(EntityIdentifier ei) throws GroupsException {
        super(ei);
        Integer id = EntityTypesLocator.getEntityTypes().getEntityIDFromType(ei.getType());
        String key = id + "." + ei.getKey();
        entityIdentifier = new EntityIdentifier(key, ICompositeGroupService.LEAF_ENTITY_TYPE);
    }

    /** @return org.apereo.portal.EntityIdentifier */
    public EntityIdentifier getEntityIdentifier() {
        return entityIdentifier;
    }

    /**
     * Returns the key of the underlying entity.
     *
     * @return java.lang.String
     */
    public java.lang.String getKey() {
        return getUnderlyingEntityIdentifier().getKey();
    }
    /**
     * Returns the type of the underyling entity.
     *
     * @return java.lang.Class
     */
    public Class<? extends IBasicEntity> getLeafType() {
        return getUnderlyingEntityIdentifier().getType();
    }
    /** Returns this object's type, as opposed to the type of its underlying entity. */
    public Class getType() {
        return getLeafType();
    }

    /**
     * Returns a String that represents the value of this object.
     *
     * @return a string representation of the receiver
     */
    public String toString() {
        String clsName = getLeafType().getName();
        return "EntityImpl (" + clsName + ") " + getKey();
    }
}