| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * 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 org.apache.cocoon.components.elementprocessor; |
| |
| /** |
| * Exception to be thrown when an ElementProcessor cannot be created. |
| * |
| * @author Marc Johnson (marc_johnson27591@hotmail.com) |
| * @version CVS $Id: CannotCreateElementProcessorException.java,v 1.4 2004/03/05 13:02:03 bdelacretaz Exp $ |
| */ |
| public class CannotCreateElementProcessorException |
| extends Exception |
| { |
| private String _element_name; |
| private String _reason; |
| |
| /** |
| * Constructor |
| * |
| * @param reason a simple explanation why the specified |
| * ElementProcessor could not be created. |
| */ |
| |
| public CannotCreateElementProcessorException(final String reason) |
| { |
| _element_name = null; |
| _reason = (reason == null) ? "" : reason; |
| } |
| |
| public void setElementName(final String name) |
| { |
| _element_name = name; |
| } |
| |
| /** |
| * override of Throwable's getMessage; allows us to format it |
| * with the element name |
| * |
| * @return a succinct but useful message describing the |
| * problem and which element name we couldn't handle. |
| */ |
| |
| public String getMessage() |
| { |
| StringBuffer buffer = new StringBuffer(); |
| |
| buffer.append("Could not create ElementProcessor for element "); |
| buffer.append(_element_name); |
| buffer.append(" "); |
| if (_reason.length() != 0) { |
| buffer.append("(").append(_reason).append(")"); |
| } |
| return buffer.toString(); |
| } |
| } // end public class CannotCreateElementProcessorException |