//
// 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.utils;
public class EnumUtils {
public static String listValues(Enum<?>[] enums) {
StringBuilder b = new StringBuilder("[");
for (Enum<?> e : enums) {
b.append(e).append(", ");
}
b.append("]");
return b.toString();
}
public static <T extends Enum<T>> T fromString(Class<T> clz, String value, T defaultVal) {
assert (clz != null);
if (value != null) {
try {
return Enum.valueOf(clz, value.trim());
} catch (IllegalArgumentException ex) {
assert (false);
}
}
return defaultVal;
}
public static <T extends Enum<T>> T fromString(Class<T> clz, String value) {
assert (clz != null);
if (value != null) {
try {
return Enum.valueOf(clz, value.trim());
} catch (IllegalArgumentException ex) {
assert (false);
}
}
return null;
}
}