org.apache.el.lang

## Class ELArithmetic

- java.lang.Object
- - org.apache.el.lang.ELArithmetic

- Direct Known Subclasses:
    ELArithmetic.BigDecimalDelegate, ELArithmetic.BigIntegerDelegate, ELArithmetic.DoubleDelegate, ELArithmetic.LongDelegate

      public abstract class ELArithmetic
      extends Object

  A helper class of Arithmetic defined by the EL Specification
  Author:
    Jacob Hookom [jacob@hookom.net]

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `ELArithmetic.BigDecimalDelegate`
    `static class` | `ELArithmetic.BigIntegerDelegate`
    `static class` | `ELArithmetic.DoubleDelegate`
    `static class` | `ELArithmetic.LongDelegate`

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static ELArithmetic.BigDecimalDelegate` | `BIGDECIMAL`
    `static ELArithmetic.BigIntegerDelegate` | `BIGINTEGER`
    `static ELArithmetic.DoubleDelegate` | `DOUBLE`
    `static ELArithmetic.LongDelegate` | `LONG`

  - ### Constructor Summary

    Constructors
    Modifier | Constructor and Description
    --- | ---
    `protected` | `ELArithmetic()`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `protected abstract Number` | `add(Number num0, Number num1)`
    `static Number` | `add(Object obj0, Object obj1)`
    `protected abstract Number` | `coerce(Number num)`
    `protected Number` | `coerce(Object obj)`
    `protected abstract Number` | `coerce(String str)`
    `protected abstract Number` | `divide(Number num0, Number num1)`
    `static Number` | `divide(Object obj0, Object obj1)`
    `static boolean` | `isNumber(Object obj)`
    `static boolean` | `isNumberType(Class<?> type)`
    `protected abstract boolean` | `matches(Object obj0, Object obj1)`
    `protected abstract Number` | `mod(Number num0, Number num1)`
    `static Number` | `mod(Object obj0, Object obj1)`
    `protected abstract Number` | `multiply(Number num0, Number num1)`
    `static Number` | `multiply(Object obj0, Object obj1)`
    `protected abstract Number` | `subtract(Number num0, Number num1)`
    `static Number` | `subtract(Object obj0, Object obj1)`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### BIGDECIMAL

          public static final ELArithmetic.BigDecimalDelegate BIGDECIMAL

    - #### BIGINTEGER

          public static final ELArithmetic.BigIntegerDelegate BIGINTEGER

    - #### DOUBLE

          public static final ELArithmetic.DoubleDelegate DOUBLE

    - #### LONG

          public static final ELArithmetic.LongDelegate LONG

  - ### Constructor Detail

    - #### ELArithmetic

          protected ELArithmetic()

  - ### Method Detail

    - #### add

          public static final Number add(Object obj0,
                   Object obj1)

    - #### mod

          public static final Number mod(Object obj0,
                   Object obj1)

    - #### subtract

          public static final Number subtract(Object obj0,
                        Object obj1)

    - #### divide

          public static final Number divide(Object obj0,
                      Object obj1)

    - #### multiply

          public static final Number multiply(Object obj0,
                        Object obj1)

    - #### isNumber

          public static final boolean isNumber(Object obj)

    - #### isNumberType

          public static final boolean isNumberType(Class<?> type)

    - #### add

          protected abstract Number add(Number num0,
                   Number num1)

    - #### multiply

          protected abstract Number multiply(Number num0,
                        Number num1)

    - #### subtract

          protected abstract Number subtract(Number num0,
                        Number num1)

    - #### mod

          protected abstract Number mod(Number num0,
                   Number num1)

    - #### coerce

          protected abstract Number coerce(Number num)

    - #### coerce

          protected final Number coerce(Object obj)

    - #### coerce

          protected abstract Number coerce(String str)

    - #### divide

          protected abstract Number divide(Number num0,
                      Number num1)

    - #### matches

          protected abstract boolean matches(Object obj0,
                        Object obj1)

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