1 package org.apache.maven.shared.utils.cli.javatool; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 /** 23 * Describes a java tool, means a executable available in the jdk. 24 * <p/> 25 * The name of the tool ({@link #getJavaToolName()}) reflects the name of the executable that should exists as an 26 * executable in the jdk, like {@code jarsigner, keytool, javadoc, ...}. 27 * <p/> 28 * An abstract implementation of the {@link JavaTool} named {@link AbstractJavaTool} use the command line API to execute 29 * any user requests of this tool. 30 * 31 * @author Tony Chemit <chemit@codelutin.com> 32 * @since 0.5 33 * @param <Request> 34 */ 35 public interface JavaTool<Request extends JavaToolRequest> 36 { 37 38 /** 39 * Return the name of the java tool. This is exactly the name (without his extension) of the executable to 40 * find in the {@code jdk/bin} directory. 41 * <p/> 42 * For example: {@code jarsigner, keytool, javadoc, ...} 43 * 44 * @return the name of the java tool. 45 */ 46 String getJavaToolName(); 47 48 /** 49 * Set an optional tool chain to find out the java tool executable location. 50 * 51 * @param toolchain optional tool chain to find out the java tool executable location. 52 * To avoid direct dependency on Maven core, this parameter is an Object that will be 53 * used as Toolchain through reflection 54 */ 55 void setToolchain( Object toolchain ); 56 57 /** 58 * Execute the input request and then returns the result of the execution. 59 * <p/> 60 * If could not create the java tool invocation, a {@link JavaToolException} will be thrown. 61 * <p/> 62 * If execution fails, then the result will have a none-zero {@link JavaToolResult#getExitCode()} and his 63 * {@link JavaToolResult#getExecutionException()} will be filled with the error, otherwise the exist code will be 64 * zero. 65 * 66 * @param request the request to perform 67 * @return the result of the tool execution 68 * @throws JavaToolException if could not create the java tool invocation 69 */ 70 JavaToolResult execute( Request request ) 71 throws JavaToolException; 72 }