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Groovy: A powerful, dynamic language for the JVM
/**
* 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 groovy.lang;
import org.codehaus.groovy.runtime.MethodRankHelper;
/**
* An exception occurred if a dynamic property dispatch fails with an unknown property.
*
* Note that the Missing*Exception classes were named for consistency and
* to avoid conflicts with JDK exceptions of the same name.
*
* @author James Strachan
*/
public class MissingPropertyException extends GroovyRuntimeException {
public static final Object MPE = new Object();
private final String property;
private final Class type;
public MissingPropertyException(String property, Class type) {
this.property = property;
this.type = type;
}
public MissingPropertyException(String property, Class type, Throwable t) {
super(t);
this.property = property;
this.type = type;
}
public MissingPropertyException(String message) {
super(message);
this.property = null;
this.type = null;
}
public MissingPropertyException(String message, String property, Class type) {
super(message);
this.property = property;
this.type = type;
}
public String getMessageWithoutLocationText() {
final Throwable cause = getCause();
if (cause == null) {
if (super.getMessageWithoutLocationText() != null) {
return super.getMessageWithoutLocationText();
}
return "No such property: " + property + " for class: " + type.getName() +
MethodRankHelper.getPropertySuggestionString(property, type);
}
return "No such property: " + property + " for class: " + type.getName() + ". Reason: " + cause;
}
/**
* @return the name of the property that could not be found
*/
public String getProperty() {
return property;
}
/**
*
* @return The type on which the property was attempted to be called
*/
public Class getType() {
return type;
}
}