content: package com.taobao.arthas.core.command;
  
  /**
   * @author ralf0131 2016-12-14 17:21.
   * @author hengyunabc 2018-12-03
   */
  public interface Constants {
  
      /**
       * TODO improve the description
       */
      String EXPRESS_DESCRIPTION = "  The express may be one of the following expression (evaluated dynamically):\n" +
              "          target : the object\n" +
              "           clazz : the object's class\n" +
              "          method : the constructor or method\n" +
              "          params : the parameters array of method\n" +
              "    params[0..n] : the element of parameters array\n" +
              "       returnObj : the returned object of method\n" +
              "        throwExp : the throw exception of method\n" +
              "        isReturn : the method ended by return\n" +
              "         isThrow : the method ended by throwing exception\n" +
              "           #cost : the execution time in ms of method invocation";
  
      String EXAMPLE = "\nEXAMPLES:\n";
  
      String WIKI = "\nWIKI:\n";
  
      String WIKI_HOME = "  https://arthas.aliyun.com/doc/";
  
      String EXPRESS_EXAMPLES =   "Examples:\n" +
                                  "  params\n" +
                                  "  params[0]\n" +
                                  "  'params[0]+params[1]'\n" +
                                  "  '{params[0], target, returnObj}'\n" +
                                  "  returnObj\n" +
                                  "  throwExp\n" +
                                  "  target\n" +
                                  "  clazz\n" +
                                  "  method\n";
  
      String CONDITION_EXPRESS =  "Conditional expression in ognl style, for example:\n" +
                                  "  TRUE  : 1==1\n" +
                                  "  TRUE  : true\n" +
                                  "  FALSE : false\n" +
                                  "  TRUE  : 'params.length>=0'\n" +
                                  "  FALSE : 1==2\n" +
                                  "  '#cost>100'\n";
  
  }
  