IAclGetter.java

package com.intridea.io.vfs.operations.acl;

import org.apache.commons.vfs.FileSystemException;
import org.apache.commons.vfs.operations.FileOperation;

/**
 * Interface for getting file Access Control List.
 *  
 * @author Marat Komarov
 */
public interface IAclGetter extends FileOperation {

	/**
	 * Returns true when file is readable
	 * @param group
	 * @return
	 */
	public boolean canRead(Acl.Group group);

	/**
	 * Returns true when file is writeable
	 * @param group
	 * @return
	 */
	public boolean canWrite(Acl.Group group);

	/**
	 * Returns file ACL
	 * @return
	 */
	public Acl getAcl();

	/**
	 * Executes getter operation. 
	 * Must be called before aby other operation methods
	 */
	public void process() throws FileSystemException;
}