Java tutorial
//package com.java2s; /** * Copyright (C) 2010 Peter Karich <jetwick_@_pannous_._info> * * 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. */ public class Main { public static String getMsg(Exception ex) { if (ex == null) return "null"; else if (ex.getMessage() == null) return "null, " + ex.getClass().getSimpleName(); if (ex.getMessage().length() > 100) return ex.getMessage().substring(0, 100) + "..."; return ex.getMessage(); } }