o Adding plugin:install mojo.

git-svn-id: https://svn.apache.org/repos/asf/maven/components/trunk@162835 13f79535-47bb-0310-9956-ffa450edef68

maven-plugins/maven-plugin-plugin/src/main/java/org/apache/maven/plugin/plugin/InstallMojo.java

@@ -0,0 +1,120 @@
+package org.apache.maven.plugin.plugin;
+
+import java.io.File;
+
+import org.apache.maven.plugin.AbstractPlugin;
+import org.apache.maven.plugin.PluginExecutionRequest;
+import org.apache.maven.plugin.PluginExecutionResponse;
+
+import org.codehaus.plexus.util.FileUtils;
+
+/*
+ * LICENSE
+ */
+
+/**
+ * @goal install
+ *
+ * @description Installs a plugin into the maven installation.
+ *
+ * @prereq plugin:descriptor
+ * @prereq jar:jar
+ *
+ * @parameter
+ *  name="outputDirectory"
+ *  type="String"
+ *  required="true"
+ *  validator=""
+ *  expression="#project.build.directory"
+ *  description=""
+ * 
+ * @parameter
+ *  name="jarName"
+ *  type="String"
+ *  required="true"
+ *  validator=""
+ *  expression="#maven.final.name"
+ *  description=""
+ *
+ * @parameter
+ *  name="pluginHome"
+ *  type="String"
+ *  required="true"
+ *  validator=""
+ *  expression="#maven.plugin.home"
+ *  description=""
+ *
+ * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
+ * @version $Id$
+ */
+public class InstallMojo
+    extends AbstractPlugin
+{
+    public void execute( PluginExecutionRequest request, PluginExecutionResponse response )
+        throws Exception
+    {
+        // ----------------------------------------------------------------------
+        //
+        // ----------------------------------------------------------------------
+
+        String outputDirectory = (String) request.getParameter( "outputDirectory" );
+
+        String jarName = (String) request.getParameter( "jarName" );
+
+        String pluginHomeName = (String) request.getParameter( "pluginHome" );
+
+        // ----------------------------------------------------------------------
+        //
+        // ----------------------------------------------------------------------
+
+        File jarFile = new File( new File( outputDirectory ), jarName + ".jar" );
+
+        File pluginHome;
+
+        if ( pluginHomeName == null || 
+             pluginHomeName.trim().length() == 0 ||
+             pluginHomeName.equals( "maven.plugin.home" ) )
+        {
+            String mavenHomeName = System.getProperty( "maven.home" );
+
+            if ( mavenHomeName == null )
+            {
+                String userHomeName = System.getProperty( "user.home" );
+
+                System.out.println( "userHomeName: " + userHomeName );
+
+                File mavenHome = new File( userHomeName, ".m2" );
+
+                if ( !mavenHome.exists() )
+                {
+                    mavenHome = new File( userHomeName, "m2" );
+
+                    if ( !mavenHome.exists() )
+                    {
+                        pluginHome = new File( mavenHome, "plugins" );
+                    }
+                    else
+                    {
+                        throw new Exception( "Cannot find the maven plugins directory." );
+                    }
+                }
+                else
+                {
+                    pluginHome = new File( mavenHome, "plugins" );
+                }
+            }
+            else
+            {
+                pluginHome = new File( mavenHomeName, "plugins" );
+            }
+        }
+        else
+        {
+            pluginHome = new File( pluginHomeName );
+        }
+
+        System.out.println( "Installing " + jarFile + " in " + pluginHome );
+
+        FileUtils.copyFileToDirectory( jarFile, pluginHome );
+    }
+}