public class MapKey extends AbstractVal
| Modifier and Type | Class and Description |
|---|---|
static class |
MapKey.KeyExpState
Expression state.
|
FALSE, TRUEABS_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| Modifier and Type | Method and Description |
|---|---|
void |
appendTo(Select sel,
ExpContext ctx,
ExpState state,
SQLBuffer sql,
int index)
Append the
indexth SQL element to the given buffer. |
void |
calculateValue(Select sel,
ExpContext ctx,
ExpState state,
Val other,
ExpState otherState)
Calculate and cache the SQL for this value.
|
ClassMetaData |
getMetaData()
Return any associated persistent type.
|
Class |
getType()
Return the expected type for this value, or
Object if
the type is unknown. |
void |
groupBy(Select sel,
ExpContext ctx,
ExpState state)
Group by this value.
|
ExpState |
initialize(Select sel,
ExpContext ctx,
int flags)
Initialize the value.
|
int |
length(Select sel,
ExpContext ctx,
ExpState state)
Return the number of SQL elements in this value.
|
Object |
load(ExpContext ctx,
ExpState state,
Result res)
Load the data for this value.
|
void |
orderBy(Select sel,
ExpContext ctx,
ExpState state,
boolean asc)
Order by this value.
|
void |
select(Select sel,
ExpContext ctx,
ExpState state,
boolean pks)
Select the data for this value.
|
void |
selectColumns(Select sel,
ExpContext ctx,
ExpState state,
boolean pks)
Select just the columns for this value.
|
void |
setImplicitType(Class type)
Set the implicit type of the value, based on how it is used in the
filter.
|
void |
setMetaData(ClassMetaData meta)
Associate a persistent type with this value.
|
Object |
toDataStoreValue(Select sel,
ExpContext ctx,
ExpState state,
Object val)
Return the datastore value of the given object in the context of this
value.
|
acceptVisit, appendIndex, appendIsEmpty, appendIsNotEmpty, appendIsNotNull, appendIsNull, appendSize, appendType, getAlias, getId, getName, getPath, getSelectAs, isAggregate, isVariable, isXPath, setAliaspublic MapKey(Val key)
public void appendTo(Select sel, ExpContext ctx, ExpState state, SQLBuffer sql, int index)
Valindexth SQL element to the given buffer.public void calculateValue(Select sel, ExpContext ctx, ExpState state, Val other, ExpState otherState)
Vallength or any append methods.other - the value being compared to, or null if not a comparisonpublic void groupBy(Select sel, ExpContext ctx, ExpState state)
Valpublic void orderBy(Select sel, ExpContext ctx, ExpState state, boolean asc)
Valpublic ExpState initialize(Select sel, ExpContext ctx, int flags)
Valpublic int length(Select sel, ExpContext ctx, ExpState state)
Valpublic Object load(ExpContext ctx, ExpState state, Result res) throws SQLException
ValSQLExceptionpublic void select(Select sel, ExpContext ctx, ExpState state, boolean pks)
Valpublic void selectColumns(Select sel, ExpContext ctx, ExpState state, boolean pks)
Valpublic ClassMetaData getMetaData()
Valuepublic Class getType()
ValueObject if
the type is unknown.public void setImplicitType(Class type)
ValueObject from Value.getType().public void setMetaData(ClassMetaData meta)
Valuepublic Object toDataStoreValue(Select sel, ExpContext ctx, ExpState state, Object val)
ValtoDataStoreValue in interface ValtoDataStoreValue in class AbstractValCopyright © 2006–2015 Apache Software Foundation. All rights reserved.