Class MapLiteral.MapKeyLiteral

java.lang.Object

org.datanucleus.store.rdbms.sql.expression.SQLExpression

org.datanucleus.store.rdbms.sql.expression.MapLiteral.MapKeyLiteral

All Implemented Interfaces:

SQLLiteral

Enclosing class:

MapLiteral

public static class MapLiteral.MapKeyLiteral
extends SQLExpression
implements SQLLiteral

An SQL expression that will test if a column of a table falls within the given Map's keys.

Nested Class Summary

Nested classes/interfaces inherited from class SQLExpression

SQLExpression.ColumnExpressionList

Field Summary

Fields

Modifier and Type	Field	Description
private List<SQLExpression>	keyExpressions	Expressions for all keys in the Map
private final Map	value

Fields inherited from class SQLExpression

lowestOperator, mapping, parameterName, st, stmt, subExprs, table

Constructor Summary

Constructors

Constructor	Description
MapKeyLiteral(SQLStatement stmt, JavaTypeMapping mapping, Object value)	Constructor.

Method Summary

Modifier and Type	Method	Description
List<SQLExpression>	getKeyExpressions()
Object	getValue()	Accessor to the literal value
SQLExpression	invoke(String methodName, List<SQLExpression> args)	Invocation of a method on this expression.
void	setNotParameter()	Method to set this literal as not being a parameter.
protected void	setStatement()

Methods inherited from class SQLExpression

add, and, bitAnd, bitOr, cast, com, distinct, div, encloseInParentheses, eor, eq, ge, getJavaTypeMapping, getLowestOperator, getNumberOfSubExpressions, getParameterName, getSQLStatement, getSQLTable, getSubExpression, gt, in, ior, is, isParameter, le, lt, mod, mul, ne, neg, not, setJavaTypeMapping, sub, toSQLText, unDistinct

Methods inherited from class Object

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

Field Details

value

private final Map value

keyExpressions

private List<SQLExpression> keyExpressions

Expressions for all keys in the Map

Constructor Details

MapKeyLiteral

public MapKeyLiteral(SQLStatement stmt,
 JavaTypeMapping mapping,
 Object value)

Constructor.

Parameters:

stmt - SQL statement

mapping - The mapping for the Map

value - The transient Map that is the value.

Method Details

getKeyExpressions

public List<SQLExpression> getKeyExpressions()

invoke

public SQLExpression invoke(String methodName,
 List<SQLExpression> args)

Description copied from class: SQLExpression

Invocation of a method on this expression.

Overrides:

invoke in class SQLExpression

Parameters:

methodName - name of the method to invoke

args - Args to this method (if any)

Returns:

the converted value

getValue

public Object getValue()

Description copied from interface: SQLLiteral

Accessor to the literal value

Specified by:

getValue in interface SQLLiteral

Returns:

the value of the literal

setNotParameter

public void setNotParameter()

Description copied from interface: SQLLiteral

Method to set this literal as not being a parameter. If the literal if not currently a parameter then does nothing. Updates any underlying SQL to have the value.

Specified by:

setNotParameter in interface SQLLiteral

setStatement

protected void setStatement()