Coverage Report - org.apache.maven.shared.invoker.Invoker
 
Classes in this File Line Coverage Branch Coverage Complexity
Invoker
N/A
N/A
1
Invoker$1
0%
0/1
N/A
1
 
 1  
 package org.apache.maven.shared.invoker;
 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  
 import java.io.File;
 23  
 import java.io.InputStream;
 24  
 
 25  
 /**
 26  
  * Provides a facade to invoke Maven.
 27  
  * 
 28  
  * @version $Id: Invoker.java 662043 2008-05-31 16:27:02Z bentmann $
 29  
  */
 30  
 public interface Invoker
 31  
 {
 32  
 
 33  
     /**
 34  
      * The role name used to register implementations of this interface within Plexus.
 35  
      */
 36  0
     String ROLE = Invoker.class.getName();
 37  
 
 38  
     /**
 39  
      * @deprecated Query this property by yourself, this has nothing to do with invoking Maven and as such does not
 40  
      *             belong into this API!
 41  
      */
 42  
     String userHome = System.getProperty( "user.home" );
 43  
 
 44  
     /**
 45  
      * Executes Maven using the parameters specified by the given invocation request. Parameters not specified by the
 46  
      * invocation request will be derived from the state of this invoker instance. In case both the invoker instance and
 47  
      * the invocation request provide a value for a particular option, the value from the invocation request dominates.
 48  
      * 
 49  
      * @param request The invocation request to execute, must not be <code>null</code>.
 50  
      * @return The result of the Maven invocation, never <code>null</code>.
 51  
      * @throws MavenInvocationException
 52  
      */
 53  
     InvocationResult execute( InvocationRequest request )
 54  
         throws MavenInvocationException;
 55  
 
 56  
     /**
 57  
      * Gets the path to the base directory of the local repository to use for the Maven invocation.
 58  
      * 
 59  
      * @return The path to the base directory of the local repository or <code>null</code> to use the location from
 60  
      *         the <code>settings.xml</code>.
 61  
      */
 62  
     File getLocalRepositoryDirectory();
 63  
 
 64  
     /**
 65  
      * Gets the working directory for the Maven invocation.
 66  
      * 
 67  
      * @return The working directory for the Maven invocation or <code>null</code> if the working directory is derived
 68  
      *         from the base directory of the processed POM.
 69  
      */
 70  
     File getWorkingDirectory();
 71  
 
 72  
     /**
 73  
      * Gets the logger used by this invoker to output diagnostic messages.
 74  
      * 
 75  
      * @return The logger used by this invoker to output diagnostic messages, never <code>null</code>.
 76  
      */
 77  
     InvokerLogger getLogger();
 78  
 
 79  
     /**
 80  
      * Gets the path to the base directory of the Maven installation used to invoke Maven.
 81  
      * 
 82  
      * @return The path to the base directory of the Maven installation or <code>null</code> if using the default
 83  
      *         Maven installation.
 84  
      */
 85  
     File getMavenHome();
 86  
 
 87  
     /**
 88  
      * Sets the path to the base directory of the Maven installation used to invoke Maven. This parameter may be left
 89  
      * unspecified to use the default Maven installation which will be discovered by evaluating the system property
 90  
      * <code>maven.home</code> and the environment variable <code>M2_HOME</code>.
 91  
      * 
 92  
      * @param mavenHome The path to the base directory of the Maven installation, may be <code>null</code> to use the
 93  
      *            default Maven installation.
 94  
      * @return This invoker instance.
 95  
      */
 96  
     Invoker setMavenHome( File mavenHome );
 97  
 
 98  
     /**
 99  
      * Sets the path to the base directory of the local repository to use for the Maven invocation.
 100  
      * 
 101  
      * @param localRepositoryDirectory The path to the base directory of the local repository or <code>null</code> to
 102  
      *            use the location from the <code>settings.xml</code>.
 103  
      * @return This invoker instance.
 104  
      */
 105  
     Invoker setLocalRepositoryDirectory( File localRepositoryDirectory );
 106  
 
 107  
     /**
 108  
      * Sets the logger used by this invoker to output diagnostic messages.
 109  
      * 
 110  
      * @param logger The logger used by this invoker to output diagnostic messages, may be <code>null</code> to use a
 111  
      *            default logger.
 112  
      * @return This invoker instance.
 113  
      */
 114  
     Invoker setLogger( InvokerLogger logger );
 115  
 
 116  
     /**
 117  
      * Sets the working directory for the Maven invocation.
 118  
      * 
 119  
      * @param workingDirectory The working directory for the Maven invocation, may be <code>null</code> to derive the
 120  
      *            working directory from the base directory of the processed POM.
 121  
      * @return This invoker instance.
 122  
      */
 123  
     Invoker setWorkingDirectory( File workingDirectory );
 124  
 
 125  
     /**
 126  
      * Sets the input stream used to provide input for the invoked Maven build. This is in particular useful when
 127  
      * invoking Maven in interactive mode.
 128  
      * 
 129  
      * @param inputStream The input stream used to provide input for the invoked Maven build, may be <code>null</code>
 130  
      *            if not required.
 131  
      * @return This invoker instance.
 132  
      */
 133  
     Invoker setInputStream( InputStream inputStream );
 134  
 
 135  
     /**
 136  
      * Sets the handler used to capture the standard output from the Maven build.
 137  
      * 
 138  
      * @param outputHandler The output handler, may be <code>null</code> if the output is not of interest.
 139  
      * @return This invoker instance.
 140  
      */
 141  
     Invoker setOutputHandler( InvocationOutputHandler outputHandler );
 142  
 
 143  
     /**
 144  
      * Sets the handler used to capture the error output from the Maven build.
 145  
      * 
 146  
      * @param errorHandler The error handler, may be <code>null</code> if the output is not of interest.
 147  
      * @return This invoker instance.
 148  
      */
 149  
     Invoker setErrorHandler( InvocationOutputHandler errorHandler );
 150  
 
 151  
 }