org.springframework.beans.PropertyAccessExceptionsException Maven / Gradle / Ivy
/*
* Copyright 2002-2005 the original author or authors.
*
* 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.springframework.beans;
import java.io.PrintStream;
import java.io.PrintWriter;
/**
* Combined exception, composed of individual binding propertyAccessExceptions.
* An object of this class is created at the beginning of the binding
* process, and errors added to it as necessary.
*
* The binding process continues when it encounters application-level
* propertyAccessExceptions, applying those changes that can be applied and storing
* rejected changes in an object of this class.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @since 18 April 2001
*/
public class PropertyAccessExceptionsException extends BeansException {
/** BeanWrapper wrapping the target object for binding */
private final BeanWrapper beanWrapper;
/** List of PropertyAccessException objects */
private final PropertyAccessException[] propertyAccessExceptions;
/**
* Create a new PropertyAccessExceptionsException.
* @param beanWrapper the BeanWrapper that wraps the target object
* @param propertyAccessExceptions the List of PropertyAccessExceptions
*/
public PropertyAccessExceptionsException(BeanWrapper beanWrapper,
PropertyAccessException[] propertyAccessExceptions) {
super("");
this.beanWrapper = beanWrapper;
this.propertyAccessExceptions = propertyAccessExceptions;
}
/**
* Return the BeanWrapper that generated this exception.
*/
public BeanWrapper getBeanWrapper() {
return beanWrapper;
}
/**
* Return the object we're binding to.
*/
public Object getBindObject() {
return this.beanWrapper.getWrappedInstance();
}
/**
* If this returns 0, no errors were encountered during binding.
*/
public int getExceptionCount() {
return this.propertyAccessExceptions.length;
}
/**
* Return an array of the propertyAccessExceptions stored in this object.
* Will return the empty array (not null) if there were no errors.
*/
public PropertyAccessException[] getPropertyAccessExceptions() {
return this.propertyAccessExceptions;
}
/**
* Return the exception for this field, or null if there isn't one.
*/
public PropertyAccessException getPropertyAccessException(String propertyName) {
for (int i = 0; i < this.propertyAccessExceptions.length; i++) {
PropertyAccessException pae = this.propertyAccessExceptions[i];
if (propertyName.equals(pae.getPropertyChangeEvent().getPropertyName())) {
return pae;
}
}
return null;
}
public String getMessage() {
StringBuffer sb = new StringBuffer();
sb.append(this.toString());
sb.append("; nested propertyAccessExceptions are: ");
for (int i = 0; i < this.propertyAccessExceptions.length; i++) {
PropertyAccessException pae = this.propertyAccessExceptions[i];
sb.append("[");
sb.append(pae.getClass().getName());
sb.append(": ");
sb.append(pae.getMessage());
sb.append(']');
if (i < this.propertyAccessExceptions.length - 1) {
sb.append(", ");
}
}
return sb.toString();
}
public void printStackTrace(PrintStream ps) {
ps.println(this);
for (int i = 0; i < this.propertyAccessExceptions.length; i++) {
PropertyAccessException pae = this.propertyAccessExceptions[i];
pae.printStackTrace(ps);
}
}
public void printStackTrace(PrintWriter pw) {
pw.println(this);
for (int i = 0; i < this.propertyAccessExceptions.length; i++) {
PropertyAccessException pae = this.propertyAccessExceptions[i];
pae.printStackTrace(pw);
}
}
public String toString() {
return "PropertyAccessExceptionsException (" + getExceptionCount() + " errors)";
}
}