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

53 lines
1.6 KiB
Java
Executable File

// 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.
package com.cloud.exception;
import java.util.HashSet;
/**
*/
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");
}