55 lines
1.6 KiB
Java
55 lines
1.6 KiB
Java
/*******************************************************************************
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* Copyright (c) 2016 IBM Corp.
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*
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v2.0
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* and Eclipse Distribution License v1.0 which accompany this distribution.
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*
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* The Eclipse Public License is available at
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* https://www.eclipse.org/legal/epl-2.0
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* and the Eclipse Distribution License is available at
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* https://www.eclipse.org/org/documents/edl-v10.php
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*
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* Contributors:
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* Dave Locke - Original MQTTv3 implementation
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* James Sutton - Initial MQTTv5 implementation
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*/
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package org.eclipse.paho.mqttv5.common;
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/**
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* Utility class to help create exceptions of the correct type.
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*/
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public class ExceptionHelper {
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public static MqttException createMqttException(int reasonCode) {
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return new MqttException(reasonCode);
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}
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public static MqttException createMqttException(Throwable cause) {
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return new MqttException(cause);
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}
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/**
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* Returns whether or not the specified class is available to the current
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* class loader. This is used to protect the code against using Java SE
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* APIs on Java ME.
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* @param className The ClassName
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* @return if the class is available
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*/
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public static boolean isClassAvailable(String className) {
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boolean result = false;
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try {
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Class.forName(className);
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result = true;
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}
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catch (ClassNotFoundException ex) {
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}
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return result;
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}
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// Utility classes should not have a public or default constructor.
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private ExceptionHelper() {
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}
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}
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