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/**
 * Copyright (c) 2016-2022, wee0.com.
 *
 * Licensed 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 wee0.lang;

/**
 * 字符串类型对象
 * @author		baihw
 * @date 		2016年12月29日
 **/

/**
 *  *  examples:
 * 
 **/

public interface IString extends IObject{

	/**
	 * 空值
	 */
	String EMPTY = "";

	/**
	 * 当前对象数据类型
	 */
	String TYPE = "wee0.lang.String";

	/**
	 * 判断值是否为空字符串。
	 * 
	 * @return 值是否为空字符串
	 */
	boolean isEmpty();

	/**
	 * 获取原始字符串数据
	 * 
	 * @return 原始字符串数据
	 */
	String nativeValue();

	@Override
	default String getType(){
		return TYPE;
	}

} // end interface