/**
* Copyright (C) 2010 Lowereast Software
*
* 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 com.mattinsler.guiceymongo;
import com.mongodb.MongoException;
@SuppressWarnings("serial")
public class GuiceyMongoEvalException extends MongoException {
private static String _errorPrefix = "eval failed: { \"errno\" : -3.0 , \"errmsg\" : \"invoke failed: JS Error: ";
private String _type;
private GuiceyMongoEvalException(String exceptionType, String exceptionMessage) {
super(exceptionMessage);
_type = exceptionType;
}
public String getType() {
return _type;
}
/**
* Will create a MongoEvalException if the exception passed in was created from an eval command. Otherwise the exception passed in will be returned.
* @param e
* @return MongoEvalException if applicable, otherwise the exception passed in
*/
public static MongoException create(MongoException e) {
String errorString = e.getMessage();
if (errorString.startsWith(_errorPrefix)) {
int length = _errorPrefix.length();
int colonLocation = errorString.indexOf(':', length);
String type = errorString.substring(length, colonLocation).trim();
String message = errorString.substring(colonLocation + 1, errorString.indexOf('"', colonLocation)).trim();
return new GuiceyMongoEvalException(type, message);
}
return e;
}
}