Uses of Interface
org.datanucleus.query.typesafe.Expression

Packages that use Expression

Package	Description
org.datanucleus.api.jdo.query	Package providing DataNucleus' implementation of a typesafe query mechanism, primarily JDOQL.
org.datanucleus.query.typesafe	Package providing a typesafe query mechanism, primarily for JDO.

Uses of Expression in org.datanucleus.api.jdo.query

Classes in org.datanucleus.api.jdo.query that implement Expression

Modifier and Type	Class and Description
class	BooleanExpressionImpl<T> Implementation of a BooleanExpression
class	ByteExpressionImpl<T> Implementation of a ByteExpression
class	CharacterExpressionImpl<T> Implementation of a CharacterExpression
class	CollectionExpressionImpl<T extends Collection<E>,E> Implementation of a CollectionExpression
class	ComparableExpressionImpl<T> Implementation of the methods for ComparableExpression.
class	DateExpressionImpl<T> Implementation of a Date expression.
class	DateTimeExpressionImpl Implementation of a DateTime expression.
class	EnumExpressionImpl<T> Implementation of an Enum expression.
class	ExpressionImpl<T> Implementation of the methods for Expression, to be extended by the XXXExpressionImpl classes.
class	ListExpressionImpl<T extends List<E>,E> Implementation of a ListExpression.
class	MapExpressionImpl<T extends Map<K,V>,K,V> Implementation of a MapExpression
class	NumericExpressionImpl<T> Implementation of a NumericExpression.
class	ObjectExpressionImpl<T> Implementation of an expression for all unsupported types.
class	PersistableExpressionImpl<T> (Base) implementation of a persistable expression.
class	StringExpressionImpl Implementation of a StringExpression
class	TimeExpressionImpl<T> Implementation of a Time expression.

Fields in org.datanucleus.api.jdo.query declared as Expression

Modifier and Type	Field and Description
protected Expression	OrderExpressionImpl.orderExpr The ordering expression.

Methods in org.datanucleus.api.jdo.query that return Expression

Modifier and Type	Method and Description
Expression	ExpressionImpl.cast(Class cls)
Expression	ListExpressionImpl.get(int pos)
Expression	ListExpressionImpl.get(NumericExpression<Integer> posExpr)
Expression<T>	OrderExpressionImpl.getExpression()
protected Expression	JDOTypesafeSubquery.internalSelect(Expression expr, Class implClass)
Expression	PersistableExpressionImpl.jdoObjectId()
Expression	PersistableExpressionImpl.jdoVersion()
Expression	JDOTypesafeQuery.parameter(String name, Class type)
Expression	JDOTypesafeQuery.variable(String name, Class type)

Methods in org.datanucleus.api.jdo.query with parameters of type Expression

Modifier and Type	Method and Description
StringExpression	StringExpressionImpl.add(Expression expr) Method to return an expression for this expression added to the passed expression (String concatenation).
NumericExpression	NumericExpressionImpl.add(Expression expr)
BooleanExpression	CollectionExpressionImpl.contains(Expression expr)
BooleanExpression	MapExpressionImpl.containsEntry(Expression expr)
BooleanExpression	MapExpressionImpl.containsKey(Expression expr)
BooleanExpression	MapExpressionImpl.containsValue(Expression expr)
NumericExpression	NumericExpressionImpl.div(Expression expr)
BooleanExpression	ExpressionImpl.eq(Expression expr)
List<Object[]>	JDOTypesafeQuery.executeResultList(boolean distinct, Expression... exprs)
List<Object>	JDOTypesafeQuery.executeResultList(boolean distinct, Expression expr)
<R> List<R>	JDOTypesafeQuery.executeResultList(Class<R> resultCls, boolean distinct, Expression... exprs)
Object[]	JDOTypesafeQuery.executeResultUnique(boolean distinct, Expression... exprs)
Object	JDOTypesafeQuery.executeResultUnique(boolean distinct, Expression expr)
<R> R	JDOTypesafeQuery.executeResultUnique(Class<R> resultCls, boolean distinct, Expression... exprs)
TypesafeQuery<T>	JDOTypesafeQuery.groupBy(Expression... exprs)
TypesafeSubquery	JDOTypesafeSubquery.groupBy(Expression... exprs)
TypesafeQuery<T>	JDOTypesafeQuery.having(Expression expr)
TypesafeSubquery	JDOTypesafeSubquery.having(Expression expr)
protected Expression	JDOTypesafeSubquery.internalSelect(Expression expr, Class implClass)
NumericExpression	NumericExpressionImpl.mod(Expression expr)
NumericExpression	NumericExpressionImpl.mul(Expression expr)
BooleanExpression	ExpressionImpl.ne(Expression expr)
TypesafeQuery<T>	JDOTypesafeQuery.range(Expression paramLowerInclExpr, Expression paramUpperExclExpr)
TypesafeQuery<T>	JDOTypesafeQuery.range(Expression paramLowerInclExpr, Expression paramUpperExclExpr)
TypesafeQuery<T>	JDOTypesafeQuery.set(Expression expr, Object val) Method to specify the update of a field of the candidate.
TypesafeQuery<T>	JDOTypesafeQuery.setParameter(Expression paramExpr, Object value)
NumericExpression	NumericExpressionImpl.sub(Expression expr)

Constructors in org.datanucleus.api.jdo.query with parameters of type Expression

Constructor and Description
OrderExpressionImpl(Expression<T> expr, OrderExpression.OrderDirection dir)

Uses of Expression in org.datanucleus.query.typesafe

Subinterfaces of Expression in org.datanucleus.query.typesafe

Modifier and Type	Interface and Description
interface	BooleanExpression Representation of a boolean expression.
interface	ByteExpression Representation of a byte expression.
interface	CharacterExpression Representation of a character expression.
interface	CollectionExpression<T extends Collection<E>,E> Representation of a collection in a query.
interface	ComparableExpression<T> Representation of an expression for a Java type that implements java.lang.Comparable.
interface	DateExpression<T> Representation of a date in a query.
interface	DateTimeExpression<T> Representation of a date-time type in a query.
interface	EnumExpression<T> Representation of an Enum in a query.
interface	ListExpression<T extends List<E>,E> Representation of a List in a query.
interface	MapExpression<T extends Map<K,V>,K,V> Representation of a map in a query.
interface	NumericExpression<T> Representation of a numeric expression.
interface	ObjectExpression<T> Representation of an Object as an expression.
interface	PersistableExpression<T> Expression representing a persistable object in a query (e.g alias.persistableField).
interface	StringExpression Representation of a string in a query.
interface	TemporalExpression<T> Representation of a temporal type in a query.
interface	TimeExpression<T> Representation of a time in a query.

Methods in org.datanucleus.query.typesafe that return Expression

Modifier and Type	Method and Description
Expression	Expression.cast(Class cls) Return an expression where this expression is cast to the specified type.
Expression	ListExpression.get(int pos) Method returning the element at this position in the List.
Expression	ListExpression.get(NumericExpression<Integer> posExpr) Method returning the element at this position in the List.
Expression<T>	OrderExpression.getExpression() Accessor for the expression being used for ordering.
Expression	PersistableExpression.jdoObjectId() Method to return an expression for the identity of this persistable object.
Expression	PersistableExpression.jdoVersion() Method to return an expression for the version of this persistable object.
Expression	TypesafeQuery.parameter(String name, Class type) Method to return a parameter for the query.
Expression	TypesafeQuery.variable(String name, Class type) Method to return a variable for this query.

Methods in org.datanucleus.query.typesafe with parameters of type Expression

Modifier and Type	Method and Description
NumericExpression	NumericExpression.add(Expression expr) Method to return an expression for this expression added to the passed expression.
StringExpression	StringExpression.add(Expression expr) Method to return an expression for this expression added to the passed expression (String concatenation).
BooleanExpression	CollectionExpression.contains(Expression expr) Method returning whether the specified elementexpression is contained in this collection.
BooleanExpression	MapExpression.containsEntry(Expression expr) Method returning whether the specified entry expression is contained in this map.
BooleanExpression	MapExpression.containsKey(Expression expr) Method returning whether the specified key expression is contained in this map.
BooleanExpression	MapExpression.containsValue(Expression expr) Method returning whether the specified value expression is contained in this map.
NumericExpression	NumericExpression.div(Expression expr) Method to return an expression for this expression divided by the passed expression.
BooleanExpression	Expression.eq(Expression expr) Method returning whether this expression equals the other expression.
List<Object[]>	TypesafeQuery.executeResultList(boolean distinct, Expression... exprs) Method to execute the query where there are (potentially) multiple rows and we have a result defined but no result class.
List<Object>	TypesafeQuery.executeResultList(boolean distinct, Expression expr) Method to execute the query where there are (potentially) multiple rows and we have a single result defined but no result class.
<R> List<R>	TypesafeQuery.executeResultList(Class<R> resultCls, boolean distinct, Expression... exprs) Method to execute the query where there are (potentially) multiple rows and we are returning either a result type or the candidate type.
Object[]	TypesafeQuery.executeResultUnique(boolean distinct, Expression... exprs) Method to execute the query where there is a single row and we have a result defined but no result class.
Object	TypesafeQuery.executeResultUnique(boolean distinct, Expression expr) Method to execute the query where there is a single row and we have a single result defined but no result class.
<R> R	TypesafeQuery.executeResultUnique(Class<R> resultCls, boolean distinct, Expression... exprs) Method to execute the query where there is a single row and we are returning either a result type or the candidate type.
TypesafeQuery<T>	TypesafeQuery.groupBy(Expression... exprs) Method to set the grouping(s) for the query.
TypesafeSubquery	TypesafeSubquery.groupBy(Expression... exprs) Method to set the grouping(s) for the query.
TypesafeQuery<T>	TypesafeQuery.having(Expression expr) Method to set the having clause of the query.
TypesafeSubquery	TypesafeSubquery.having(Expression expr) Method to set the having clause of the query.
NumericExpression	NumericExpression.mod(Expression expr) Method to return an expression for this expression modulus the passed expression (
NumericExpression	NumericExpression.mul(Expression expr) Method to return an expression for this expression multiplied by the passed expression.
BooleanExpression	Expression.ne(Expression expr) Method returning whether this expression doesn't equal the other expression.
TypesafeQuery<T>	TypesafeQuery.range(Expression paramLowerInclExpr, Expression paramUpperExclExpr) Method to set the range of any required results, using parameters (expressions).
TypesafeQuery<T>	TypesafeQuery.range(Expression paramLowerInclExpr, Expression paramUpperExclExpr) Method to set the range of any required results, using parameters (expressions).
TypesafeQuery<T>	TypesafeQuery.setParameter(Expression paramExpr, Object value) Method to set a parameter value for use when executing the query.
NumericExpression	NumericExpression.sub(Expression expr) Method to return an expression for this expression subtracting the passed expression.