// Copyright (C) 2006 Google Inc. // // 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. package com.google.enterprise.connector.manager; /** * This is the top-level Exception class for all exceptions that can come up * through the manager interface. */ public class ConnectorManagerException extends Exception { /** * Constructs a new ConnectorManagerException with no message and no root * cause. */ public ConnectorManagerException() { super(); } /** * Constructs a ConnectorManagerException with a supplied message but no root * cause. * * @param message the message. Can be retrieved by the {@link #getMessage()} * method. */ public ConnectorManagerException(String message) { super(message); } /** * Constructs a ConnectorManagerException with message and root cause. * * @param message the message. Can be retrieved by the {@link #getMessage()} * method. * @param rootCause root failure cause */ public ConnectorManagerException(String message, Throwable rootCause) { super(message, rootCause); } /** * Constructs a ConnectorManagerException with the specified root cause. * * @param rootCause root failure cause */ public ConnectorManagerException(Throwable rootCause) { // The cause.toString is normally copied as the message, but we // override getMessage differently. super(null, rootCause); } /** * Returns the detail message, including messages from nested exceptions if * any. * * @return the message */ @Override public String getMessage() { String s = super.getMessage(); Throwable rootCause = getCause(); if (rootCause == null) { return s; } else { String s2 = rootCause.getMessage(); return s == null ? s2 : s + ": " + s2; } } }