001/** 002 * TextProperties.java 003 * 004 * Copyright (c) 2004-2012, Nicole C. Tedesco. All rights reserved. 005 * 006 * Licensed under the Apache License, Version 2.0 (the "License"); 007 * you may not use this file except in compliance with the License. 008 * You may obtain a copy of the License at: 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019package net.sf.jaccumulator.texts; 020 021 022/** 023 * Predicates indicating properties of specific text 024 * 025 * @since JAccumulator 4.0 026 * @author Nicole Tedesco (<a 027 * href="mailto:Nicole@NicoleTedesco.com">Nicole@NicoleTedesco.com</a>) 028 */ 029public interface TextProperties 030{ 031 /** 032 * @return {@code true} if this object's text value is an empty string 033 */ 034 public boolean isEmpty(); 035 036 /** 037 * @return {@code true} if this object utilizes a text-based implementation 038 */ 039 public boolean isText(); 040}