001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.apache.commons.proxy2.util; 019 020import java.io.IOException; 021 022public interface Echo 023{ 024 //********************************************************************************************************************** 025 // Other Methods 026 //********************************************************************************************************************** 027 028 public void echo(); 029 030 public String echoBack(String message); 031 032 public String echoBack(String[] messages); 033 034 public String echoBack(String[][] messages); 035 036 public String echoBack(String[][][] messages); 037 038 public int echoBack(int i); 039 040 public boolean echoBack(boolean b); 041 042 public String echoBack(String message1, String message2); 043 044 public void illegalArgument(); 045 046 public void ioException() throws IOException; 047 048}