org.apache.velocity.util.TemplateNumber Maven / Gradle / Ivy

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package org.apache.velocity.util;

/*
 * 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.    
 */

/**
 * Any object in the context which implements TemplateNumber will be treated
 * as a number for the purposes of arithmetic operations and comparison.
 *
 * @author Will Glass-Husain
 * @since 1.5
 */
public interface TemplateNumber
{

   /**
    * Returns a Number that can be used in a template.
    * @return A Number that can be used in a template.
    */
   public Number getAsNumber();

}