107 lines
2.2 KiB
Java
107 lines
2.2 KiB
Java
/**
|
|
*
|
|
*/
|
|
package org.gcube.portlets.user.workspace.server.util;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Comparator;
|
|
import java.util.LinkedHashMap;
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
|
|
import org.gcube.common.homelibrary.home.workspace.accessmanager.ACLType;
|
|
|
|
/**
|
|
* The Class AclTypeComparator.
|
|
*
|
|
* @author Francesco Mangiacrapa francesco.mangiacrapa{@literal @}isti.cnr.it
|
|
* Mar 5, 2015
|
|
*/
|
|
public class AclTypeComparator implements Comparator<ACLType>{
|
|
|
|
|
|
public static final Map<ACLType, Integer> aclTypeOrder;
|
|
static
|
|
{
|
|
aclTypeOrder = new LinkedHashMap<ACLType, Integer>();
|
|
aclTypeOrder.put(ACLType.READ_ONLY, 0);
|
|
aclTypeOrder.put(ACLType.WRITE_OWNER, 1);
|
|
aclTypeOrder.put(ACLType.WRITE_ALL, 2);
|
|
// aclTypeOrder.put(ACLType.ADMINISTRATOR, 3);
|
|
}
|
|
|
|
|
|
/* (non-Javadoc)
|
|
* @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
|
|
*/
|
|
@Override
|
|
public int compare(ACLType o1, ACLType o2) {
|
|
if(o1==null)
|
|
return -1;
|
|
if(o2==null)
|
|
return 1;
|
|
|
|
Integer order1 = aclTypeOrder.get(o1);
|
|
Integer order2 = aclTypeOrder.get(o2);
|
|
|
|
if(order1==null)
|
|
return -1;
|
|
|
|
if(order2==null)
|
|
return 1;
|
|
|
|
if(order1==order2)
|
|
return 0;
|
|
|
|
return order1<order2?-1:1;
|
|
}
|
|
|
|
|
|
/**
|
|
* Gets the allowed.
|
|
*
|
|
* @param aclType the acl type to compare
|
|
* @param includeEqual if true include equal ACLType, no otherwise
|
|
* @return the allowed
|
|
*/
|
|
public List<ACLType> getAllowed(ACLType aclType, boolean includeEqual) {
|
|
|
|
List<ACLType> allowed = new ArrayList<ACLType>();
|
|
|
|
if(aclType==null)
|
|
return allowed;
|
|
|
|
//IF MAP DOES NOT CONTAINS ACT TYPE IT IS NOT COMPARABLE
|
|
if(aclTypeOrder.get(aclType)==null)
|
|
return allowed;
|
|
|
|
for (ACLType aMap : aclTypeOrder.keySet()) {
|
|
int comparator = compare(aMap, aclType);
|
|
if(comparator==1)
|
|
allowed.add(aMap);
|
|
else if(includeEqual && comparator==0)
|
|
allowed.add(aMap);
|
|
}
|
|
|
|
return allowed;
|
|
}
|
|
|
|
|
|
/**
|
|
* The main method.
|
|
*
|
|
* @param args the arguments
|
|
*/
|
|
public static void main(String[] args) {
|
|
|
|
AclTypeComparator comparator = new AclTypeComparator();
|
|
|
|
List<ACLType> allowed = comparator.getAllowed(ACLType.WRITE_ALL, false);
|
|
|
|
System.out.println(allowed);
|
|
|
|
}
|
|
|
|
|
|
}
|