Class EvaluatedMathNode

java.lang.Object

org.apache.cayenne.exp.Expression

org.apache.cayenne.exp.parser.SimpleNode

org.apache.cayenne.exp.parser.EvaluatedNode

org.apache.cayenne.exp.parser.EvaluatedMathNode

All Implemented Interfaces:

Serializable, Node, XMLSerializable

Direct Known Subclasses:

ASTAdd, ASTDivide, ASTMultiply, ASTSubtract

public abstract class EvaluatedMathNode
extends EvaluatedNode

Since:

4.0

See Also:

• Serialized Form

Field Summary

Fields inherited from class SimpleNode

children, id, parent

Fields inherited from class Expression

ADD, ALL, AND, ANY, ASTERISK, BETWEEN, BITWISE_AND, BITWISE_LEFT_SHIFT, BITWISE_NOT, BITWISE_OR, BITWISE_RIGHT_SHIFT, BITWISE_XOR, CASE_WHEN, CUSTOM_OP, DB_PATH, DBID_PATH, DIVIDE, ELSE, 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, SCALAR, SUBQUERY, SUBTRACT, THEN, TRUE, type, WHEN

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EvaluatedMathNode(int i)

Method Summary

Modifier and Type	Method	Description
protected Object	evaluateSubNode(Object o, Object[] evaluatedChildren)
protected int	getRequiredChildrenCount()
protected abstract BigDecimal	op(BigDecimal result, BigDecimal arg)

Methods inherited from class EvaluatedNode

evaluateNode

Methods inherited from class SimpleNode

appendAsEJBQL, appendAsEJBQL, appendAsEscapedString, appendAsString, appendChildrenAsEJBQL, appendScalarAsString, connectChildren, encodeScalarAsEJBQL, evaluate, evaluateChild, exists, expName, flattenTree, getEJBQLExpressionOperator, getExpressionOperator, getOperand, getOperandCount, getPathAliases, isValidParent, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, notExists, notExp, numericToString, pruneNodeForPrunedChild, setOperand, unwrapChild, wrapChild

Methods inherited from class Expression

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

Methods inherited from class Object

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

Constructor Details

EvaluatedMathNode

protected EvaluatedMathNode(int i)

Method Details

getRequiredChildrenCount

protected int getRequiredChildrenCount()

Specified by:

getRequiredChildrenCount in class EvaluatedNode

evaluateSubNode

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

Specified by:

evaluateSubNode in class EvaluatedNode

Throws:

Exception

op

protected abstract BigDecimal op(BigDecimal result,
 BigDecimal arg)