org.picketlink.idm.permission.acl.spi.StringPermissionHandler Maven / Gradle / Ivy
package org.picketlink.idm.permission.acl.spi;
import java.io.Serializable;
import java.util.Collections;
import java.util.Set;
/**
* An extremely trivial permission handler that allows permissions to be assigned to String resources
*
* @author Shane Bryzak
*/
public class StringPermissionHandler implements PermissionHandler {
@Override
public boolean canHandle(Class resourceClass) {
return String.class.equals(resourceClass);
}
@Override
public Serializable getIdentifier(Object resource) {
checkResourceValid(resource);
return (String) resource;
}
@Override
public Class unwrapResourceClass(Object resource) {
checkResourceValid(resource);
return String.class;
}
private void checkResourceValid(Object resource) {
if (!(resource instanceof String)) {
throw new IllegalArgumentException("Resource [" + resource + "] must be instance of String");
}
}
@Override
public Set listClassOperations(Class resourceClass) {
return Collections.emptySet();
}
@Override
public Set listInstanceOperations(Class resourceClass) {
return Collections.emptySet();
}
}