org.springframework.core.convert.ConversionFailedException Maven / Gradle / Ivy
/*
* Copyright 2002-2017 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
*
* https://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.core.convert;
import org.springframework.lang.Nullable;
import org.springframework.util.ObjectUtils;
/**
* Exception to be thrown when an actual type conversion attempt fails.
*
* @author Keith Donald
* @author Juergen Hoeller
* @since 3.0
*/
@SuppressWarnings("serial")
public class ConversionFailedException extends ConversionException {
@Nullable
private final TypeDescriptor sourceType;
private final TypeDescriptor targetType;
@Nullable
private final Object value;
/**
* Create a new conversion exception.
* @param sourceType the value's original type
* @param targetType the value's target type
* @param value the value we tried to convert
* @param cause the cause of the conversion failure
*/
public ConversionFailedException(@Nullable TypeDescriptor sourceType, TypeDescriptor targetType,
@Nullable Object value, Throwable cause) {
super("Failed to convert from type [" + sourceType + "] to type [" + targetType +
"] for value '" + ObjectUtils.nullSafeToString(value) + "'", cause);
this.sourceType = sourceType;
this.targetType = targetType;
this.value = value;
}
/**
* Return the source type we tried to convert the value from.
*/
@Nullable
public TypeDescriptor getSourceType() {
return this.sourceType;
}
/**
* Return the target type we tried to convert the value to.
*/
public TypeDescriptor getTargetType() {
return this.targetType;
}
/**
* Return the offending value.
*/
@Nullable
public Object getValue() {
return this.value;
}
}