DefaultClassWhitelister.java

/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.tasks.secure.impl;

import java.util.HashSet;
import java.util.Set;

/**
 * Default implementation of {@link ClassWhitelister} that uses a set to whitelist classes
 * @author Bassam Al-Sarori
 */
public class DefaultClassWhitelister implements ClassWhitelister {

  /**
   * A collection of whitelisted classnames.
   * For each Java class used in a script, this collection will be checked.
   */
  protected Set<String> whiteListedClasses = new HashSet<String>();
  
  @Override
  public boolean isWhitelisted(String fqcn) {
    return whiteListedClasses.contains(fqcn);
  }
  
  public void setWhiteListedClasses(Set<String> whiteListedClasses) {
    this.whiteListedClasses = whiteListedClasses;
  }
  
  public void addWhiteListedClass(String fqcn) {
    whiteListedClasses.add(fqcn);
  }

  public void removeWhiteListedClass(String fqcn) {
    whiteListedClasses.remove(fqcn);
  }

  public Set<String> getWhiteListedClasses() {
    return whiteListedClasses;
  }

}