ruper2/src/java/core/org/krysalis/ruper2/files ResourceGroupFilenameAnalyzer.java,NONE,1.1 DefaultResourceGroupFilenameAnalyzer.java,NONE,1.1 ResourceFilenameAnalyzer.java,1.1,1.2

Update of /cvsroot/metamorphosis/ruper2/src/java/core/org/krysalis/ruper2/files
In directory sc8-pr-cvs1:/tmp/cvs-serv3016/src/java/core/org/krysalis/ruper2/files

Modified Files:
	ResourceFilenameAnalyzer.java 
Added Files:
	ResourceGroupFilenameAnalyzer.java 
	DefaultResourceGroupFilenameAnalyzer.java 
Log Message:
Repository.listGroups works better now.
Note: This does not work on flat repos.

--- NEW FILE: ResourceGroupFilenameAnalyzer.java ---
/*
 * Created on Sep 3, 2003
 */
package org.krysalis.ruper2.files;

import java.util.List;

import org.krysalis.ruper2.RuperException;
import org.krysalis.ruper2.resource.ResourceGroup;

/**
 * @author arb_jack
 */
public interface ResourceGroupFilenameAnalyzer {

	List determineGroups(List entityList) throws RuperException;
	ResourceGroup determineGroup(Object entity) throws RuperException;
}

--- NEW FILE: DefaultResourceGroupFilenameAnalyzer.java ---
/*
 * Created on Sep 3, 2003
 */
package org.krysalis.ruper2.files;

import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.krysalis.ruper2.RuperException;
import org.krysalis.ruper2.log.Logger;
import org.krysalis.ruper2.protocols.VirtualResourceLocator;
import org.krysalis.ruper2.resource.ResourceGroup;
import org.krysalis.ruper2.util.text.MessageConstants;
import org.krysalis.ruper2.util.text.Messages;

/**
 * @author arb_jack
 */
public class DefaultResourceGroupFilenameAnalyzer
	implements ResourceGroupFilenameAnalyzer {
	private VirtualResourceLocator m_base = null;

	public DefaultResourceGroupFilenameAnalyzer(VirtualResourceLocator base) {
		m_base = base;
	}

	public List determineGroups(List entityList) throws RuperException {
		List store = new ArrayList();

		for (Iterator i = entityList.iterator(); i.hasNext();) {

			Object entity = i.next();

			try {

				//
				// Understood objects
				//
				if (entity instanceof String)
					processString(
						(String) entity,
						new VirtualResourceLocator(m_base, (String) entity),
						store);
				else if (entity instanceof VirtualResourceLocator)
					processVRL((VirtualResourceLocator) entity, store);
				else if (entity instanceof File)
					processFile((File) entity, store);
				//
				// Hmm VFS? How utilize yet be separate? Maybe String...
				//
				else {
					Logger.getLog().error(
						Messages.getString(
							MessageConstants.WRONG_TYPE,
							entity));
				}
			}
			catch (RuperException re) {
				//:TODO: log/context/listeners...
			}
		}

		return store;
	}

	public ResourceGroup determineGroup(Object entity) throws RuperException {
		List store = new ArrayList();

		try {

			//
			// Understood objects
			//
			if (entity instanceof String)
				processString(
					(String) entity,
					new VirtualResourceLocator(m_base, (String) entity),
					store);
			else if (entity instanceof VirtualResourceLocator)
				processVRL((VirtualResourceLocator) entity, store);
			else if (entity instanceof File)
				processFile((File) entity, store);
			//
			// Hmm VFS? How utilize yet be separate? Maybe String...
			//
			else {
				Logger.getLog().error(
					Messages.getString(MessageConstants.WRONG_TYPE, entity));
			}
		}
		catch (RuperException re) {
			Logger.getLog().error(
				Messages.getString(
					MessageConstants.GENERAL_EXCEPTION2,
					new Object[] { entity, re.getLocalizedMessage()}),
				re);
		}

		// Check for empty and through ???

		return (ResourceGroup) store.get(0);
	}

	void processVRL(VirtualResourceLocator groupVRL, List store)
		throws RuperException {
		String name = groupVRL.toExternalForm();
		int sepPosn = name.lastIndexOf('/');
		String baseName = (-1 == sepPosn) ? name : name.substring(sepPosn + 1);

		//
		// :TODO: How do we skip non-directories
		// 1) Efficiently
		// 2) Since VFS doesn't deam any URL a 'directory'
		//
		processString(baseName, groupVRL, store);
	}

	void processFile(File group, List store) throws RuperException {
		String name = group.getName().toString();
		int sepPosn = name.lastIndexOf(File.pathSeparator);
		String baseName = (-1 == sepPosn) ? name : name.substring(sepPosn + 1);

		//
		// Skip non-directories.
		//
		if (!group.isDirectory())
			return;

		processString(baseName, new VirtualResourceLocator(group), store);
	}

	//
	//		HACK HACK HACK -- to get us started. Will evolve into a
	//		whole configurable parsing sub-system
	//
	void processString(
		String groupName,
		VirtualResourceLocator location,
		List store)
		throws RuperException {

		Logger.getLog().debug(
			Messages.getString(
				MessageConstants.PROCESS,
				new Object[] { groupName, location }));

		//
		// Ignore files starting with a .
		//
		boolean ignore =
			(null == groupName)
				|| (0 == groupName.length())
				|| (groupName.startsWith("."));

		if (!ignore) {
			ResourceGroup group = new ResourceGroup(groupName);

			// Store it...
			store.add(group);
		}
		else
			Logger.getLog().debug(
				Messages.getString(MessageConstants.IGNORE, groupName));
	}

}

Index: ResourceFilenameAnalyzer.java
===================================================================
RCS file: /cvsroot/metamorphosis/ruper2/src/java/core/org/krysalis/ruper2/files/ResourceFilenameAnalyzer.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -d -r1.1 -r1.2
*** ResourceFilenameAnalyzer.java	29 Sep 2003 18:09:16 -0000	1.1
--- ResourceFilenameAnalyzer.java	3 Oct 2003 15:07:16 -0000	1.2
***************
*** 13,17 ****
   */
  public interface ResourceFilenameAnalyzer {
- 
  	List determineResources(List entityList) throws RuperException;
  	Resource determineResource(Object entity) throws RuperException;
--- 13,16 ----




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