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/* |
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* Copyright (C) The Apache Software Foundation. All rights reserved. |
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* |
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* This software is published under the terms of the Apache Software License |
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* version 1.1, a copy of which has been included with this distribution in |
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* the LICENSE.txt file. |
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*/ |
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package org.apache.tools.ant.taskdefs.unix; |
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import java.io.File; |
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import java.io.IOException; |
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import org.apache.aut.nativelib.Os; |
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import org.apache.myrmidon.api.TaskException; |
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import org.apache.myrmidon.framework.Pattern; |
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import org.apache.myrmidon.framework.PatternSet; |
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import org.apache.tools.ant.taskdefs.exec.Execute; |
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import org.apache.tools.ant.taskdefs.exec.ExecuteOn; |
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import org.apache.tools.ant.types.Argument; |
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import org.apache.tools.ant.types.FileSet; |
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/** |
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* Chmod equivalent for unix-like environments. |
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* |
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* @author costin@eng.sun.com |
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* @author Mariusz Nowostawski (Marni) <a |
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* href="mailto:mnowostawski@infoscience.otago.ac.nz"> |
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* mnowostawski@infoscience.otago.ac.nz</a> |
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* @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a> |
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*/ |
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public class Chmod |
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extends ExecuteOn |
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{ |
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private FileSet m_defaultSet = new FileSet(); |
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private boolean m_defaultSetDefined; |
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private boolean m_havePerm; |
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public Chmod() |
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throws TaskException |
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{ |
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super.setExecutable( "chmod" ); |
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super.setParallel( true ); |
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super.setSkipEmptyFilesets( true ); |
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} |
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/** |
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* Sets whether default exclusions should be used or not. |
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* |
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* @param useDefaultExcludes "true"|"on"|"yes" when default exclusions |
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* should be used, "false"|"off"|"no" when they shouldn't be used. |
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*/ |
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public void setDefaultExcludes( boolean useDefaultExcludes ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.setDefaultExcludes( useDefaultExcludes ); |
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} |
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public void setDir( File src ) |
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{ |
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m_defaultSet.setDir( src ); |
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} |
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/** |
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* Sets the set of exclude patterns. Patterns may be separated by a comma or |
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* a space. |
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*/ |
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public void setExcludes( String excludes ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.setExcludes( excludes ); |
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} |
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public void setExecutable( String e ) |
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throws TaskException |
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{ |
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throw new TaskException( getContext().getName() + " doesn\'t support the executable attribute" ); |
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} |
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public void setFile( File src ) |
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{ |
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final FileSet fileSet = new FileSet(); |
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fileSet.setDir( new File( src.getParent() ) ); |
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fileSet.addInclude( new Pattern( src.getName() ) ); |
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addFileset( fileSet ); |
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} |
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/** |
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* Sets the set of include patterns. Patterns may be separated by a comma or |
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* a space. |
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* |
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* @param includes the string containing the include patterns |
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*/ |
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public void setIncludes( String includes ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.setIncludes( includes ); |
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} |
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public void setPerm( String perm ) |
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{ |
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addArg( new Argument( perm ) ); |
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m_havePerm = true; |
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} |
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public void setSkipEmptyFilesets( final boolean skip ) |
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{ |
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final String message = getContext().getName() + " doesn\'t support the skipemptyfileset attribute"; |
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throw new IllegalArgumentException( message ); |
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} |
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/** |
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* add a name entry on the exclude list |
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*/ |
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public void addExclude( final Pattern pattern ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.addExclude( pattern ); |
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} |
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/** |
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* add a name entry on the include list |
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*/ |
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public void addInclude( final Pattern pattern ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.addInclude( pattern ); |
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} |
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/** |
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* add a set of patterns |
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*/ |
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public void addPatternSet( final PatternSet set ) |
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{ |
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m_defaultSetDefined = true; |
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m_defaultSet.addPatternSet( set ); |
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} |
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public void execute() |
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throws TaskException |
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{ |
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if( m_defaultSetDefined || m_defaultSet.getDir() == null ) |
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{ |
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super.execute(); |
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} |
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else if( isValidOs() ) |
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{ |
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// we are chmodding the given directory |
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final Argument argument = |
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new Argument( m_defaultSet.getDir().getPath() ); |
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addArg( argument ); |
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final Execute execute = prepareExec(); |
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try |
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{ |
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execute.setCommandline( getCommand().getCommandline() ); |
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runExecute( execute ); |
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} |
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catch( final IOException ioe ) |
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{ |
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final String message = "Execute failed: " + ioe; |
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throw new TaskException( message, ioe ); |
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} |
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finally |
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{ |
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// close the output file if required |
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logFlush(); |
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} |
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} |
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} |
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protected boolean isValidOs() |
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{ |
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return Os.isFamily( "unix" ) && super.isValidOs(); |
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} |
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protected void validate() |
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throws TaskException |
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{ |
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if( !m_havePerm ) |
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{ |
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throw new TaskException( "Required attribute perm not set in chmod" ); |
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} |
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if( m_defaultSetDefined && m_defaultSet.getDir() != null ) |
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{ |
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addFileset( m_defaultSet ); |
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} |
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super.validate(); |
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} |
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} |
Peter Donald