com.tibbo.aggregate.common.filter

## Class Identifier

- java.lang.Object
- - com.tibbo.aggregate.common.filter.Identifier

- All Implemented Interfaces:
    Expression
  Direct Known Subclasses:
    ColumnName, Constant

      public class Identifier
      extends java.lang.Object
      implements Expression

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `Identifier(java.lang.String name)`
    `Identifier(java.lang.String name, java.util.function.Supplier<?> valueSupplier)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `java.lang.Object` | `evaluate()`
    `protected java.lang.Object` | `fetchValue()`
    `Expression[]` | `getChildren()`
    `java.lang.String` | `getDescription()`
    `java.lang.String` | `getName()`
    `int` | `getPriority()`

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

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

- - ### Constructor Detail

    - #### Identifier

          public Identifier(java.lang.String name,
                            java.util.function.Supplier<?> valueSupplier)

    - #### Identifier

          public Identifier(java.lang.String name)

  - ### Method Detail

    - #### evaluate

          public final java.lang.Object evaluate()

      Specified by:
        `evaluate` in interface `Expression`

    - #### getChildren

          public final Expression[] getChildren()

      Specified by:
        `getChildren` in interface `Expression`

    - #### getPriority

          public int getPriority()

      Specified by:
        `getPriority` in interface `Expression`

    - #### getDescription

          public java.lang.String getDescription()

      Specified by:
        `getDescription` in interface `Expression`

    - #### getName

          public final java.lang.String getName()

    - #### fetchValue

          protected java.lang.Object fetchValue()