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

java.lang.Object
  org.apache.openjpa.jdbc.kernel.exps.AbstractVal
      org.apache.openjpa.jdbc.kernel.exps.StringFunction
          org.apache.openjpa.jdbc.kernel.exps.ToLowerCase

All Implemented Interfaces:

Serializable, Val, Value

public class ToLowerCase
extends StringFunction

Lower-cases a string.

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, CMP_EQUAL, COALESCE_VAL, CONCAT_VAL, FORCE_OUTER, GENERALCASE_VAL, INDEXOF_VAL, JOIN_REL, LENGTH_VAL, LOCATE_VAL, LOWER_VAL, MATH_VAL, NULL_CMP, NULLIF_VAL, SIMPLECASE_VAL, SQRT_VAL, SUBSTRING_VAL, TRIM_VAL, UPPER_VAL, VAL, WHENCONDITION_VAL, WHENSCALAR_VAL

Constructor Summary

ToLowerCase(Val val)
Constructor.

Method Summary

void	appendTo(Select sel, ExpContext ctx, ExpState state, SQLBuffer buf, int index) Append the indexth SQL element to the given buffer.
int	getId()

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

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

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

appendIndex, appendIsEmpty, appendIsNotEmpty, appendIsNotNull, appendIsNull, appendSize, appendType, getAlias, getName, getPath, getSelectAs, isAggregate, isVariable, isXPath, setAlias, toDataStoreValue

Methods inherited from class java.lang.Object

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

Constructor Detail

ToLowerCase

public ToLowerCase(Val val)

Constructor. Provide the string to operate on.

Method Detail

appendTo

public void appendTo(Select sel,
                     ExpContext ctx,
                     ExpState state,
                     SQLBuffer buf,
                     int index)

Description copied from interface: Val

Append the indexth SQL element to the given buffer.

getId

public int getId()

Specified by:

getId in interface Val

Overrides:

getId in class AbstractVal