Browse Source
Already have a Launcher ion this version.
git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@270177 13f79535-47bb-0310-9956-ffa450edef68master
Peter Donald
24 years ago
2 changed files with 0 additions and 374 deletions
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+0 -187proposal/myrmidon/src/main/org/apache/tools/ant/Launcher.java
-
+0 -187proposal/myrmidon/src/todo/org/apache/tools/ant/Launcher.java
+ 0
- 187
proposal/myrmidon/src/main/org/apache/tools/ant/Launcher.java
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| @@ -1,187 +0,0 @@ | |||||
| /* | |||||
| * Copyright (C) The Apache Software Foundation. All rights reserved. | |||||
| * | |||||
| * This software is published under the terms of the Apache Software License | |||||
| * version 1.1, a copy of which has been included with this distribution in | |||||
| * the LICENSE file. | |||||
| */ | |||||
| package org.apache.tools.ant; | |||||
| import java.io.File; | |||||
| import java.io.FilenameFilter; | |||||
| import java.lang.reflect.Method; | |||||
| import java.net.MalformedURLException; | |||||
| import java.net.URL; | |||||
| import java.util.Properties; | |||||
| import java.util.StringTokenizer; | |||||
| import org.apache.myrmidon.api.TaskException; | |||||
| /** | |||||
| * This is the Ant command line front end to end. This front end works out where | |||||
| * ant is installed and loads the ant libraries before starting Ant proper. | |||||
| * | |||||
| * @author <a href="mailto:conor@apache.org">Conor MacNeill</a> | |||||
| */ | |||||
| public class Launcher | |||||
| { | |||||
| public static void main( String[] args ) | |||||
| throws TaskException | |||||
| { | |||||
| File antHome = null; | |||||
| ClassLoader systemClassLoader = Launcher.class.getClassLoader(); | |||||
| if( systemClassLoader == null ) | |||||
| { | |||||
| antHome = determineAntHome11(); | |||||
| } | |||||
| else | |||||
| { | |||||
| antHome = determineAntHome( systemClassLoader ); | |||||
| } | |||||
| if( antHome == null ) | |||||
| { | |||||
| System.err.println( "Unable to determine ANT_HOME" ); | |||||
| System.exit( 1 ); | |||||
| } | |||||
| System.out.println( "ANT_HOME is " + antHome ); | |||||
| // We now create the class loader with which we are going to launch ant | |||||
| AntClassLoader antLoader = new AntClassLoader( systemClassLoader, false ); | |||||
| // need to find tools.jar | |||||
| addToolsJar( antLoader ); | |||||
| // add everything in the lib directory to this classloader | |||||
| File libDir = new File( antHome, "lib" ); | |||||
| addDirJars( antLoader, libDir ); | |||||
| File optionalDir = new File( antHome, "lib/optional" ); | |||||
| addDirJars( antLoader, optionalDir ); | |||||
| Properties launchProperties = new Properties(); | |||||
| launchProperties.put( "ant.home", antHome.getAbsolutePath() ); | |||||
| try | |||||
| { | |||||
| Class mainClass = antLoader.loadClass( "org.apache.tools.ant.Main" ); | |||||
| antLoader.initializeClass( mainClass ); | |||||
| final Class[] param = {Class.forName( "[Ljava.lang.String;" ), | |||||
| Properties.class, ClassLoader.class}; | |||||
| final Method startMethod = mainClass.getMethod( "start", param ); | |||||
| final Object[] argument = {args, launchProperties, systemClassLoader}; | |||||
| startMethod.invoke( null, argument ); | |||||
| } | |||||
| catch( Exception e ) | |||||
| { | |||||
| System.out.println( "Exception running Ant: " + e.getClass().getName() + ": " + e.getMessage() ); | |||||
| e.printStackTrace(); | |||||
| } | |||||
| } | |||||
| private static void addDirJars( AntClassLoader classLoader, File jarDir ) | |||||
| throws TaskException | |||||
| { | |||||
| String[] fileList = jarDir.list( | |||||
| new FilenameFilter() | |||||
| { | |||||
| public boolean accept( File dir, String name ) | |||||
| { | |||||
| return name.endsWith( ".jar" ); | |||||
| } | |||||
| } ); | |||||
| if( fileList != null ) | |||||
| { | |||||
| for( int i = 0; i < fileList.length; ++i ) | |||||
| { | |||||
| File jarFile = new File( jarDir, fileList[ i ] ); | |||||
| classLoader.addPathElement( jarFile.getAbsolutePath() ); | |||||
| } | |||||
| } | |||||
| } | |||||
| private static void addToolsJar( AntClassLoader antLoader ) | |||||
| throws TaskException | |||||
| { | |||||
| String javaHome = System.getProperty( "java.home" ); | |||||
| if( javaHome.endsWith( "jre" ) ) | |||||
| { | |||||
| javaHome = javaHome.substring( 0, javaHome.length() - 4 ); | |||||
| } | |||||
| System.out.println( "Java home is " + javaHome ); | |||||
| File toolsJar = new File( javaHome, "lib/tools.jar" ); | |||||
| if( !toolsJar.exists() ) | |||||
| { | |||||
| System.out.println( "Unable to find tools.jar at " + toolsJar.getPath() ); | |||||
| } | |||||
| else | |||||
| { | |||||
| antLoader.addPathElement( toolsJar.getAbsolutePath() ); | |||||
| } | |||||
| } | |||||
| private static File determineAntHome( ClassLoader systemClassLoader ) | |||||
| { | |||||
| try | |||||
| { | |||||
| String className = Launcher.class.getName().replace( '.', '/' ) + ".class"; | |||||
| URL classResource = systemClassLoader.getResource( className ); | |||||
| String fileComponent = classResource.getFile(); | |||||
| if( classResource.getProtocol().equals( "file" ) ) | |||||
| { | |||||
| // Class comes from a directory of class files rather than | |||||
| // from a jar. | |||||
| int classFileIndex = fileComponent.lastIndexOf( className ); | |||||
| if( classFileIndex != -1 ) | |||||
| { | |||||
| fileComponent = fileComponent.substring( 0, classFileIndex ); | |||||
| } | |||||
| File classFilesDir = new File( fileComponent ); | |||||
| File buildDir = new File( classFilesDir.getParent() ); | |||||
| File devAntHome = new File( buildDir.getParent() ); | |||||
| return devAntHome; | |||||
| } | |||||
| else if( classResource.getProtocol().equals( "jar" ) ) | |||||
| { | |||||
| // Class is coming from a jar. The file component of the URL | |||||
| // is actually the URL of the jar file | |||||
| int classSeparatorIndex = fileComponent.lastIndexOf( "!" ); | |||||
| if( classSeparatorIndex != -1 ) | |||||
| { | |||||
| fileComponent = fileComponent.substring( 0, classSeparatorIndex ); | |||||
| } | |||||
| URL antJarURL = new URL( fileComponent ); | |||||
| File antJarFile = new File( antJarURL.getFile() ); | |||||
| File libDirectory = new File( antJarFile.getParent() ); | |||||
| File antHome = new File( libDirectory.getParent() ); | |||||
| return antHome; | |||||
| } | |||||
| } | |||||
| catch( MalformedURLException e ) | |||||
| { | |||||
| e.printStackTrace(); | |||||
| } | |||||
| return null; | |||||
| } | |||||
| private static File determineAntHome11() | |||||
| { | |||||
| String classpath = System.getProperty( "java.class.path" ); | |||||
| StringTokenizer tokenizer = new StringTokenizer( classpath, System.getProperty( "path.separator" ) ); | |||||
| while( tokenizer.hasMoreTokens() ) | |||||
| { | |||||
| String path = tokenizer.nextToken(); | |||||
| if( path.endsWith( "ant.jar" ) ) | |||||
| { | |||||
| File antJarFile = new File( path ); | |||||
| File libDirectory = new File( antJarFile.getParent() ); | |||||
| File antHome = new File( libDirectory.getParent() ); | |||||
| return antHome; | |||||
| } | |||||
| } | |||||
| return null; | |||||
| } | |||||
| } | |||||
+ 0
- 187
proposal/myrmidon/src/todo/org/apache/tools/ant/Launcher.java
View File
| @@ -1,187 +0,0 @@ | |||||
| /* | |||||
| * Copyright (C) The Apache Software Foundation. All rights reserved. | |||||
| * | |||||
| * This software is published under the terms of the Apache Software License | |||||
| * version 1.1, a copy of which has been included with this distribution in | |||||
| * the LICENSE file. | |||||
| */ | |||||
| package org.apache.tools.ant; | |||||
| import java.io.File; | |||||
| import java.io.FilenameFilter; | |||||
| import java.lang.reflect.Method; | |||||
| import java.net.MalformedURLException; | |||||
| import java.net.URL; | |||||
| import java.util.Properties; | |||||
| import java.util.StringTokenizer; | |||||
| import org.apache.myrmidon.api.TaskException; | |||||
| /** | |||||
| * This is the Ant command line front end to end. This front end works out where | |||||
| * ant is installed and loads the ant libraries before starting Ant proper. | |||||
| * | |||||
| * @author <a href="mailto:conor@apache.org">Conor MacNeill</a> | |||||
| */ | |||||
| public class Launcher | |||||
| { | |||||
| public static void main( String[] args ) | |||||
| throws TaskException | |||||
| { | |||||
| File antHome = null; | |||||
| ClassLoader systemClassLoader = Launcher.class.getClassLoader(); | |||||
| if( systemClassLoader == null ) | |||||
| { | |||||
| antHome = determineAntHome11(); | |||||
| } | |||||
| else | |||||
| { | |||||
| antHome = determineAntHome( systemClassLoader ); | |||||
| } | |||||
| if( antHome == null ) | |||||
| { | |||||
| System.err.println( "Unable to determine ANT_HOME" ); | |||||
| System.exit( 1 ); | |||||
| } | |||||
| System.out.println( "ANT_HOME is " + antHome ); | |||||
| // We now create the class loader with which we are going to launch ant | |||||
| AntClassLoader antLoader = new AntClassLoader( systemClassLoader, false ); | |||||
| // need to find tools.jar | |||||
| addToolsJar( antLoader ); | |||||
| // add everything in the lib directory to this classloader | |||||
| File libDir = new File( antHome, "lib" ); | |||||
| addDirJars( antLoader, libDir ); | |||||
| File optionalDir = new File( antHome, "lib/optional" ); | |||||
| addDirJars( antLoader, optionalDir ); | |||||
| Properties launchProperties = new Properties(); | |||||
| launchProperties.put( "ant.home", antHome.getAbsolutePath() ); | |||||
| try | |||||
| { | |||||
| Class mainClass = antLoader.loadClass( "org.apache.tools.ant.Main" ); | |||||
| antLoader.initializeClass( mainClass ); | |||||
| final Class[] param = {Class.forName( "[Ljava.lang.String;" ), | |||||
| Properties.class, ClassLoader.class}; | |||||
| final Method startMethod = mainClass.getMethod( "start", param ); | |||||
| final Object[] argument = {args, launchProperties, systemClassLoader}; | |||||
| startMethod.invoke( null, argument ); | |||||
| } | |||||
| catch( Exception e ) | |||||
| { | |||||
| System.out.println( "Exception running Ant: " + e.getClass().getName() + ": " + e.getMessage() ); | |||||
| e.printStackTrace(); | |||||
| } | |||||
| } | |||||
| private static void addDirJars( AntClassLoader classLoader, File jarDir ) | |||||
| throws TaskException | |||||
| { | |||||
| String[] fileList = jarDir.list( | |||||
| new FilenameFilter() | |||||
| { | |||||
| public boolean accept( File dir, String name ) | |||||
| { | |||||
| return name.endsWith( ".jar" ); | |||||
| } | |||||
| } ); | |||||
| if( fileList != null ) | |||||
| { | |||||
| for( int i = 0; i < fileList.length; ++i ) | |||||
| { | |||||
| File jarFile = new File( jarDir, fileList[ i ] ); | |||||
| classLoader.addPathElement( jarFile.getAbsolutePath() ); | |||||
| } | |||||
| } | |||||
| } | |||||
| private static void addToolsJar( AntClassLoader antLoader ) | |||||
| throws TaskException | |||||
| { | |||||
| String javaHome = System.getProperty( "java.home" ); | |||||
| if( javaHome.endsWith( "jre" ) ) | |||||
| { | |||||
| javaHome = javaHome.substring( 0, javaHome.length() - 4 ); | |||||
| } | |||||
| System.out.println( "Java home is " + javaHome ); | |||||
| File toolsJar = new File( javaHome, "lib/tools.jar" ); | |||||
| if( !toolsJar.exists() ) | |||||
| { | |||||
| System.out.println( "Unable to find tools.jar at " + toolsJar.getPath() ); | |||||
| } | |||||
| else | |||||
| { | |||||
| antLoader.addPathElement( toolsJar.getAbsolutePath() ); | |||||
| } | |||||
| } | |||||
| private static File determineAntHome( ClassLoader systemClassLoader ) | |||||
| { | |||||
| try | |||||
| { | |||||
| String className = Launcher.class.getName().replace( '.', '/' ) + ".class"; | |||||
| URL classResource = systemClassLoader.getResource( className ); | |||||
| String fileComponent = classResource.getFile(); | |||||
| if( classResource.getProtocol().equals( "file" ) ) | |||||
| { | |||||
| // Class comes from a directory of class files rather than | |||||
| // from a jar. | |||||
| int classFileIndex = fileComponent.lastIndexOf( className ); | |||||
| if( classFileIndex != -1 ) | |||||
| { | |||||
| fileComponent = fileComponent.substring( 0, classFileIndex ); | |||||
| } | |||||
| File classFilesDir = new File( fileComponent ); | |||||
| File buildDir = new File( classFilesDir.getParent() ); | |||||
| File devAntHome = new File( buildDir.getParent() ); | |||||
| return devAntHome; | |||||
| } | |||||
| else if( classResource.getProtocol().equals( "jar" ) ) | |||||
| { | |||||
| // Class is coming from a jar. The file component of the URL | |||||
| // is actually the URL of the jar file | |||||
| int classSeparatorIndex = fileComponent.lastIndexOf( "!" ); | |||||
| if( classSeparatorIndex != -1 ) | |||||
| { | |||||
| fileComponent = fileComponent.substring( 0, classSeparatorIndex ); | |||||
| } | |||||
| URL antJarURL = new URL( fileComponent ); | |||||
| File antJarFile = new File( antJarURL.getFile() ); | |||||
| File libDirectory = new File( antJarFile.getParent() ); | |||||
| File antHome = new File( libDirectory.getParent() ); | |||||
| return antHome; | |||||
| } | |||||
| } | |||||
| catch( MalformedURLException e ) | |||||
| { | |||||
| e.printStackTrace(); | |||||
| } | |||||
| return null; | |||||
| } | |||||
| private static File determineAntHome11() | |||||
| { | |||||
| String classpath = System.getProperty( "java.class.path" ); | |||||
| StringTokenizer tokenizer = new StringTokenizer( classpath, System.getProperty( "path.separator" ) ); | |||||
| while( tokenizer.hasMoreTokens() ) | |||||
| { | |||||
| String path = tokenizer.nextToken(); | |||||
| if( path.endsWith( "ant.jar" ) ) | |||||
| { | |||||
| File antJarFile = new File( path ); | |||||
| File libDirectory = new File( antJarFile.getParent() ); | |||||
| File antHome = new File( libDirectory.getParent() ); | |||||
| return antHome; | |||||
| } | |||||
| } | |||||
| return null; | |||||
| } | |||||
| } | |||||