/*
* Eoulsan development code
*
* This code may be freely distributed and modified under the
* terms of the GNU Lesser General Public License version 2.1 or
* later and CeCILL-C. This should be distributed with the code.
* If you do not have a copy, see:
*
* http://www.gnu.org/licenses/lgpl-2.1.txt
* http://www.cecill.info/licences/Licence_CeCILL-C_V1-en.txt
*
* Copyright for this code is held jointly by the Genomic platform
* of the Institut de Biologie de l'École normale supérieure and
* the individual authors. These should be listed in @author doc
* comments.
*
* For more information on the Eoulsan project and its aims,
* or to join the Eoulsan Google group, visit the home page
* at:
*
* http://outils.genomique.biologie.ens.fr/eoulsan
*
*/
package fr.ens.biologie.genomique.eoulsan.core;
import fr.ens.biologie.genomique.eoulsan.core.workflow.StepConfigurationContextImpl;
import fr.ens.biologie.genomique.eoulsan.core.workflow.TaskContextImpl;
import fr.ens.biologie.genomique.eoulsan.data.DataFile;
/**
* This class define utility methods on Context.
* @author Laurent Jourdren
* @since 2.0
*/
public final class ContextUtils {
/**
* Get the job directory.
* @return Returns the job directory
*/
public static DataFile getJobDirectory(final TaskContext context) {
if (context instanceof TaskContextImpl) {
return ((TaskContextImpl) context).getJobDirectory();
} else if (context instanceof StepConfigurationContextImpl) {
return ((StepConfigurationContextImpl) context).getJobDirectory();
}
return null;
}
/**
* Get the application jar file.
* @return Returns the jar file
*/
public static DataFile getJarPathname(final TaskContext context) {
if (context instanceof TaskContextImpl) {
return ((TaskContextImpl) context).getJarPathname();
} else if (context instanceof StepConfigurationContextImpl) {
return ((StepConfigurationContextImpl) context).getJarPathname();
}
return null;
}
/**
* Get the local working directory.
* @return Returns the local working directory
*/
public static DataFile getLocalWorkingDirectory(final TaskContext context) {
if (context instanceof TaskContextImpl) {
return ((TaskContextImpl) context).getLocalWorkingPathname();
} else if (context instanceof StepConfigurationContextImpl) {
return ((StepConfigurationContextImpl) context)
.getLocalWorkingDirectory();
}
return null;
}
/**
* Get the Hadoop working directory.
* @return Returns the Hadoop working directory
*/
public static DataFile getHadoopWorkingDirectory(final TaskContext context) {
if (context instanceof TaskContextImpl) {
return ((TaskContextImpl) context).getHadoopWorkingPathname();
} else if (context instanceof StepConfigurationContextImpl) {
return ((StepConfigurationContextImpl) context)
.getLocalWorkingDirectory();
}
return null;
}
/**
* Get the task output directory.
* @return Returns the task output directory
*/
public static DataFile getTaskOutputDirectory(final TaskContext context) {
if (context instanceof TaskContextImpl) {
return ((TaskContextImpl) context).getTaskOutputDirectory();
} else if (context instanceof StepConfigurationContextImpl) {
return ((StepConfigurationContextImpl) context).getTaskOutputDirectory();
}
return null;
}
//
// Constructor
//
/**
* Private constructor.
*/
private ContextUtils() {
throw new IllegalStateException();
}
}