Java tutorial
/* * 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.commons.lang3; /** * <p>Thrown to indicate that a block of code has not been implemented. * This exception supplements <code>UnsupportedOperationException</code> * by providing a more semantically rich description of the problem.</p> * * <p><code>NotImplementedException</code> represents the case where the * author has yet to implement the logic at this point in the program. * This can act as an exception based TODO tag. </p> * * <pre> * public void foo() { * try { * // do something that throws an Exception * } catch (Exception ex) { * // don't know what to do here yet * throw new NotImplementedException("TODO", ex); * } * } * </pre> * * This class was originally added in Lang 2.0, but removed in 3.0. * * @since 3.2 * @version $Id: NotImplementedException.java 905636 2010-02-02 14:03:32Z niallp $ */ public class NotImplementedException extends UnsupportedOperationException { private static final long serialVersionUID = 20131021L; private final String code; /** * Constructs a NotImplementedException. * * @param message description of the exception * @since 3.2 */ public NotImplementedException(final String message) { this(message, (String) null); } /** * Constructs a NotImplementedException. * * @param cause cause of the exception * @since 3.2 */ public NotImplementedException(final Throwable cause) { this(cause, null); } /** * Constructs a NotImplementedException. * * @param message description of the exception * @param cause cause of the exception * @since 3.2 */ public NotImplementedException(final String message, final Throwable cause) { this(message, cause, null); } /** * Constructs a NotImplementedException. * * @param message description of the exception * @param code code indicating a resource for more information regarding the lack of implementation * @since 3.2 */ public NotImplementedException(final String message, final String code) { super(message); this.code = code; } /** * Constructs a NotImplementedException. * * @param cause cause of the exception * @param code code indicating a resource for more information regarding the lack of implementation * @since 3.2 */ public NotImplementedException(final Throwable cause, final String code) { super(cause); this.code = code; } /** * Constructs a NotImplementedException. * * @param message description of the exception * @param cause cause of the exception * @param code code indicating a resource for more information regarding the lack of implementation * @since 3.2 */ public NotImplementedException(final String message, final Throwable cause, final String code) { super(message, cause); this.code = code; } /** * Obtain the not implemented code. This is an unformatted piece of text intended to point to * further information regarding the lack of implementation. It might, for example, be an issue * tracker ID or a URL. * * @return a code indicating a resource for more information regarding the lack of implementation */ public String getCode() { return this.code; } }