/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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
 *
 *    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 org.apache.usergrid.persistence.model.field;

import java.util.LinkedHashSet;
import java.util.Set;

/**
 * An object field that represents a set of objects
 */
public final class SetField<T> extends AbstractField<Set<T>> {

    /**
     * Constructor that initializes with an empty set for adding to later
     */
    public SetField( String name ) {
        super( name, new LinkedHashSet<T>() );
    }

    public SetField( String name, Set<T> set ) {
        super( name, set );
    }

    public SetField() {
        super();
    }

    /**
     * Add an entry to the set
     */
    public final void addEntry( T setItem ) {
        value.add( setItem );
    }

    /**
     * This type of field is never unique
     */
    @Override
    public boolean isUnique() {
        return false;
    }

    @Override
    public final FieldTypeName getTypeName() {
                return FieldTypeName.SET;
            }
}