DefaultKnowledgeHelper.java
package org.mvel2.tests.core.res;
import java.util.ArrayList;
import java.util.List;
public class DefaultKnowledgeHelper implements KnowledgeHelper {
  private WorkingMemory workingMemory;
  public DefaultKnowledgeHelper() {
  }
  public DefaultKnowledgeHelper(WorkingMemory workingMemory) {
    this.workingMemory = workingMemory;
  }
  public WorkingMemory getWorkingMemory() {
    return this.workingMemory;
  }
  public List retracted = new ArrayList();
  public void insert(Object object) {
  }
  public void retract(Object object) {
    retracted.add(object);
  }
  public void retract(FactHandle handle) {
    retracted.add(handle);
  }
}