cloudstack/api/src/com/cloud/exception/ErrorCode.java

55 lines
1.7 KiB
Java
Executable File

/**
* Copyright (C) 2011 Citrix Systems, Inc. All rights reserved
*
* This software is licensed under the GNU General Public License v3 or later.
*
* It is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package com.cloud.exception;
import java.util.HashSet;
/**
* ErrorCode is a standard error code given by the API to represent the error.
*/
public class ErrorCode {
String code;
private static HashSet<ErrorCode> s_codes = new HashSet<ErrorCode>();
public ErrorCode(String code) {
this.code = code;
assert !s_codes.contains(this) : "There is already an error code registered for this code: " + code;
s_codes.add(this);
}
public String getCode() {
return code;
}
@Override
public int hashCode() {
return code.hashCode();
}
@Override
public boolean equals(Object that) {
if (!(that instanceof ErrorCode)) {
return false;
}
return this.code.equals(((ErrorCode)that).code);
}
public final static ErrorCode UnableToReachResource = new ErrorCode("resource.unavailable");
}