/*
* JBoss, Home of Professional Open Source.
* Copyright 2015, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.cli.accesscontrol;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* @author Alexey Loubyansky
*
*/
public abstract class AccessRequirementSet extends BaseAccessRequirement {
protected List<AccessRequirement> requirements = Collections.emptyList();
public void add(AccessRequirement requirement) {
if(requirement == null) {
throw new IllegalArgumentException("Requirement is null");
}
if(requirements.isEmpty()) {
requirements = Collections.singletonList(requirement);
} else {
if (requirements.size() == 1) {
final List<AccessRequirement> tmp = requirements;
requirements = new ArrayList<AccessRequirement>();
requirements.addAll(tmp);
}
requirements.add(requirement);
}
}
private String toString;
@Override
public String toString() {
if(toString == null) {
toString = requirements.toString();
}
return toString;
}
}