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/**
* @copyright
* ====================================================================
* 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.
* ====================================================================
* @endcopyright
*/
package org.apache.subversion.javahl;
/**
* This exception is thrown whenever something goes wrong in the
* Subversion JavaHL binding's JNI code.
*/
class NativeException extends SubversionException
{
// Update the serialVersionUID when there is a incompatible change made to
// this class. See the java documentation for when a change is incompatible.
// http://java.sun.com/javase/7/docs/platform/serialization/spec/version.html#6678
private static final long serialVersionUID = 1L;
/**
* Any associated error source (e.g. file name and line number)
* for a wrapped <code>svn_error_t</code>.
*/
private String source;
/**
* Any associated APR error code for a wrapped
* <code>svn_error_t</code>.
*/
private int aprError;
/**
* This constructor is only used by the native library.
*
* @param message A description of the problem.
* @param source The error's source.
* @param aprError Any associated APR error code for a wrapped
* <code>svn_error_t</code>.
*/
NativeException(String message, String source, Throwable cause,
int aprError)
{
super(message, cause);
this.source = source;
this.aprError = aprError;
}
/**
* @return The error source (e.g. line number).
*/
public String getSource()
{
return source;
}
/**
* @return Any associated APR error code for a wrapped
* <code>svn_error_t</code>.
*/
public int getAprError()
{
return aprError;
}
/**
* @return The description, with {@link #source} and {@link
* #aprError} appended (if any).
*/
public String getMessage()
{
StringBuffer msg = new StringBuffer(super.getMessage());
// ### This might be better off in JNIUtil::handleSVNError().
String src = getSource();
if (src != null)
{
msg.append("svn: ");
msg.append(src);
int aprErr = getAprError();
if (aprErr != -1)
{
msg.append(": (apr_err=").append(aprErr).append(')');
}
}
return msg.toString();
}
}
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