content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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.engine.impl.bpmn.helper;
  
  import org.activiti.engine.ActivitiIllegalArgumentException;
  import org.activiti.engine.delegate.DelegateExecution;
  import org.activiti.engine.delegate.Expression;
  import org.activiti.engine.impl.interceptor.CommandContext;
  
  public class SkipExpressionUtil {
  
      public static boolean isSkipExpressionEnabled(DelegateExecution execution, String skipExpression) {
          if (skipExpression == null) {
              return false;
          }
          return checkSkipExpressionVariable(execution);
      }
  
      public static boolean isSkipExpressionEnabled(DelegateExecution execution, Expression skipExpression) {
          if (skipExpression == null) {
              return false;
          }
          return checkSkipExpressionVariable(execution);
      }
  
      private static boolean checkSkipExpressionVariable(DelegateExecution execution) {
          final String skipExpressionEnabledVariable = "_ACTIVITI_SKIP_EXPRESSION_ENABLED";
          Object isSkipExpressionEnabled = execution.getVariable(skipExpressionEnabledVariable);
  
          if (isSkipExpressionEnabled == null) {
              return false;
          } else if (isSkipExpressionEnabled instanceof Boolean) {
              return ((Boolean) isSkipExpressionEnabled).booleanValue();
          } else {
              throw new ActivitiIllegalArgumentException(
                  skipExpressionEnabledVariable + " variable does not resolve to a boolean. " + isSkipExpressionEnabled
              );
          }
      }
  
      public static boolean shouldSkipFlowElement(
          CommandContext commandContext,
          DelegateExecution execution,
          String skipExpressionString
      ) {
          Expression skipExpression = commandContext
              .getProcessEngineConfiguration()
              .getExpressionManager()
              .createExpression(skipExpressionString);
          Object value = skipExpression.getValue(execution);
  
          if (value instanceof Boolean) {
              return ((Boolean) value).booleanValue();
          } else {
              throw new ActivitiIllegalArgumentException(
                  "Skip expression does not resolve to a boolean: " + skipExpression.getExpressionText()
              );
          }
      }
  
      public static boolean shouldSkipFlowElement(DelegateExecution execution, Expression skipExpression) {
          Object value = skipExpression.getValue(execution);
  
          if (value instanceof Boolean) {
              return ((Boolean) value).booleanValue();
          } else {
              throw new ActivitiIllegalArgumentException(
                  "Skip expression does not resolve to a boolean: " + skipExpression.getExpressionText()
              );
          }
      }
  }
  