Package org.nutz.el.arithmetic

Examples of org.nutz.el.arithmetic.ShuntingYard

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public class RPNTest {
  private ShuntingYard sy = null;
 
  @Before
  public void setup(){
    sy = new ShuntingYard();
  }
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  public El(){}
  /**
   * 预编译
   */
  public El(CharSequence cs){
    ShuntingYard sy = new ShuntingYard();
    Queue<Object> rpn = sy.parseToRPN(cs.toString());
    rc = new RPN(rpn);
  }
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    //逆波兰表示法（Reverse Polish notation，RPN，或逆波兰记法）
    return eval(null, val);
  }

  public static Object eval(Context context, String val) {
    ShuntingYard sy = new ShuntingYard();
    RPN rc = new RPN();
    Queue<Object> rpn = sy.parseToRPN(val);
    return rc.calculate(context, rpn);
  }
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public class RPNTest {
    private ShuntingYard sy = null;
   
    @Before
    public void setup(){
        sy = new ShuntingYard();
    }
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    /**
     * 预编译
     */
    public El(CharSequence cs){
        elstr = cs;
        ShuntingYard sy = new ShuntingYard();
        Queue<Object> rpn = sy.parseToRPN(cs.toString());
        rc = new RPN(rpn);
    }
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        //逆波兰表示法（Reverse Polish notation，RPN，或逆波兰记法）
        return eval(null, val);
    }

    public static Object eval(Context context, String val) {
        ShuntingYard sy = new ShuntingYard();
        RPN rc = new RPN();
        Queue<Object> rpn = sy.parseToRPN(val);
        return rc.calculate(context, rpn);
    }
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Related Classes of org.nutz.el.arithmetic.ShuntingYard

  • org.nutz.el.El
  • org.nutz.el.parse.Converter
  • org.nutz.el.RPNTest
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