code: @Override
      public void stopAssociation(String assocName) throws Exception {
          if (!this.started) {
              throw new Exception(String.format("Management=%s not started", this.name));
          }
  
          if (assocName == null) {
              throw new Exception("Association name cannot be null");
          }
  
          Association association = this.associations.get(assocName);
  
          if (association == null) {
              throw new Exception(String.format("No Association found for name=%s", assocName));
          }
  
          ((NettyAssociationImpl) association).stop();
          this.store();
  
      }
docs: /*
  (non-Javadoc)
  
  @see org.mobicents.protocols.api.Management#stopAssociation(java.lang.String)