org.apache.openjpa.jdbc.kernel.exps
Class Sqrt

java.lang.Object
  org.apache.openjpa.jdbc.kernel.exps.AbstractVal
      org.apache.openjpa.jdbc.kernel.exps.UnaryOp
          org.apache.openjpa.jdbc.kernel.exps.Sqrt

All Implemented Interfaces:

Serializable, Val, Value

public class Sqrt
extends UnaryOp

Square root.

Author:

Abe White

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.openjpa.jdbc.kernel.exps.AbstractVal

FALSE, TRUE

Fields inherited from interface org.apache.openjpa.jdbc.kernel.exps.Val

ABS_VAL, ARGS_VAL, CONCAT_VAL, FORCE_OUTER, INDEXOF_VAL, JOIN_REL, LENGTH_VAL, LOCATE_VAL, LOWER_VAL, MATH_VAL, NULL_CMP, SQRT_VAL, SUBSTRING_VAL, TRIM_VAL, UPPER_VAL, VAL

Constructor Summary

Sqrt(Val val)
Constructor.

Method Summary

int	getId()
protected String	getOperator() Return the name of this operator.
protected Class	getType(Class c) Return the type of this value based on the argument type.

Methods inherited from class org.apache.openjpa.jdbc.kernel.exps.UnaryOp

acceptVisit, appendTo, calculateValue, getMetaData, getNoParen, getType, getValue, groupBy, initialize, initializeValue, length, load, orderBy, select, selectColumns, setImplicitType, setMetaData

Methods inherited from class org.apache.openjpa.jdbc.kernel.exps.AbstractVal

appendIsEmpty, appendIsNotEmpty, appendIsNotNull, appendIsNull, appendSize, isAggregate, isVariable, isXPath, toDataStoreValue

Methods inherited from class java.lang.Object

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

Constructor Detail

Sqrt

public Sqrt(Val val)

Constructor. Provide the value to operate on.

Method Detail

getType

protected Class getType(Class c)

Description copied from class: UnaryOp

Return the type of this value based on the argument type. Returns the argument type by default.

Overrides:

getType in class UnaryOp

getOperator

protected String getOperator()

Description copied from class: UnaryOp

Return the name of this operator.

Specified by:

getOperator in class UnaryOp

getId

public int getId()

Specified by:

getId in interface Val

Overrides:

getId in class AbstractVal