org.apache.cayenne.exp.parser

## Class ASTLessOrEqual

- java.lang.Object
- - org.apache.cayenne.exp.Expression
  - - org.apache.cayenne.exp.parser.SimpleNode
    - - org.apache.cayenne.exp.parser.ConditionNode
      - - org.apache.cayenne.exp.parser.ASTLessOrEqual

- All Implemented Interfaces:
    Serializable, Node, XMLSerializable

      public class ASTLessOrEqual
      extends ConditionNode

  "Less than or equal to" expression.
  Since:
    1.1
  See Also:
    Serialized Form

- - ### Field Summary

    - ### Fields inherited from class org.apache.cayenne.exp.parser.SimpleNode

      `children, id, parent`

    - ### Fields inherited from class org.apache.cayenne.exp.Expression

      `ADD, AND, ASTERISK, BETWEEN, BITWISE_AND, BITWISE_LEFT_SHIFT, BITWISE_NOT, BITWISE_OR, BITWISE_RIGHT_SHIFT, BITWISE_XOR, CUSTOM_OP, DB_PATH, DBID_PATH, DIVIDE, ENCLOSING_OBJECT, EQUAL_TO, EXISTS, FALSE, FULL_OBJECT, FUNCTION_CALL, GREATER_THAN, GREATER_THAN_EQUAL_TO, IN, LESS_THAN, LESS_THAN_EQUAL_TO, LIKE, LIKE_IGNORE_CASE, LIST, MULTIPLY, NEGATIVE, NOT, NOT_BETWEEN, NOT_EQUAL_TO, NOT_EXISTS, NOT_IN, NOT_LIKE, NOT_LIKE_IGNORE_CASE, OBJ_PATH, OR, PRUNED_NODE, SUBQUERY, SUBTRACT, TRUE, type`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ASTLessOrEqual()`
    `ASTLessOrEqual(SimpleNode path, Object value)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `protected Boolean` | `evaluateSubNode(Object o, Object[] evaluatedChildren)`
    `protected String` | `getExpressionOperator(int index)`
    `protected int` | `getRequiredChildrenCount()`
    `int` | `getType()` Returns a type of expression.
    `Expression` | `shallowCopy()` Creates a copy of this expression node, without copying children.

    - ### Methods inherited from class org.apache.cayenne.exp.parser.ConditionNode

      `evaluateNode, jjtSetParent`

    - ### Methods inherited from class org.apache.cayenne.exp.parser.SimpleNode

      `appendAsEJBQL, appendAsEJBQL, appendAsEscapedString, appendAsString, appendChildrenAsEJBQL, appendScalarAsString, connectChildren, encodeScalarAsEJBQL, evaluate, evaluateChild, expName, flattenTree, getEJBQLExpressionOperator, getOperand, getOperandCount, getPathAliases, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, notExp, pruneNodeForPrunedChild, setOperand, unwrapChild, wrapChild`

    - ### Methods inherited from class org.apache.cayenne.exp.Expression

      `andExp, andExp, deepCopy, encodeAsXML, equals, filter, filterObjects, first, hashCode, joinExp, joinExp, match, orExp, orExp, params, params, paramsArray, setType, toEJBQL, toEJBQL, toString, transform, transformExpression, traverse, traverse`

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

      `clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### ASTLessOrEqual

          public ASTLessOrEqual()

    - #### ASTLessOrEqual

          public ASTLessOrEqual(SimpleNode path,
                                Object value)

  - ### Method Detail

    - #### getRequiredChildrenCount

          protected int getRequiredChildrenCount()

      Specified by:
        `getRequiredChildrenCount` in class `ConditionNode`

    - #### evaluateSubNode

          protected Boolean evaluateSubNode(Object o,
                                            Object[] evaluatedChildren)
                                     throws Exception

      Specified by:
        `evaluateSubNode` in class `ConditionNode`
      Throws:
        `Exception`

    - #### shallowCopy

          public Expression shallowCopy()

      Creates a copy of this expression node, without copying children.
      Specified by:
        `shallowCopy` in class `Expression`

    - #### getExpressionOperator

          protected String getExpressionOperator(int index)

      Specified by:
        `getExpressionOperator` in class `SimpleNode`

    - #### getType

          public int getType()

      Description copied from class: `Expression`
      Returns a type of expression. Most common types are defined as public static fields of this interface.
      Overrides:
        `getType` in class `Expression`

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