Uses of Class
org.basex.query.expr.Expr

Packages that use Expr

org.basex.query	Provides classes for querying the data.
org.basex.query.expr	Contains XQuery 1.0 expressions.
org.basex.query.ft	Contains XQuery Full-Text 1.0 expressions.
org.basex.query.func	Contains XQuery 1.0 functions.
org.basex.query.item	Contains XQuery 1.0 data types.
org.basex.query.path	Contains XQuery 1.0 path expressions.
org.basex.query.util	Contains XQuery utility classes.

Uses of Expr in org.basex.query

Methods in org.basex.query that return Expr

Expr	QueryParser.parse(java.lang.String q, IO f, Uri u) Parses the specified query.
Expr	QueryParser.parse(Uri u, boolean end) Parses the specified query.
Expr	QueryParser.path() [ 68] Parses a PathExpr

Methods in org.basex.query with parameters of type Expr

Iter	QueryContext.iter(Expr e) Evaluates the specified expression and returns an iterator.

Uses of Expr in org.basex.query.expr

Subclasses of Expr in org.basex.query.expr

class	And And expression.
class	Arr Abstract array expression.
class	Case Case expression.
class	Cast Cast expression.
class	Castable Castable expression.
class	Catch Catch clause.
class	CAttr Attribute fragment.
class	CComm Comment fragment.
class	CDoc Document fragment.
class	CElem Element fragment.
class	CFrag Fragment constructor.
class	Clc Calculation.
class	CmpG General comparison.
class	CmpN Node comparison.
class	CmpR Range comparison expression.
class	CmpV Value comparison.
class	Context Context Item.
class	CPI PI fragment.
class	CText Text fragment.
class	Except Except Expression.
class	FLWOR FLWOR Clause.
class	FLWR FLWR Clause.
class	For For Clause.
class	ForLet Abstract For/Let Clause.
class	Func User defined function.
class	FunCall Function call.
class	If FLWOR Clause.
class	IndexAccess This index class retrieves attribute values from the index.
class	Instance Instance Test.
class	InterSect Intersect expression.
class	IterPred Predicate expression.
class	Let Let Clause.
class	List Expression List.
class	Or Or expression.
class	Ord Single order specifier.
class	Order Order by expression.
class	Pos Pos Expression.
class	Pred Predicate expression.
class	Preds Abstract predicate expression, implemented by Pred and Step.
class	Range Range Expression.
class	Root Root node.
class	Satisfy Some/Every Satisfier Clause.
class	Simple Simple expression without arguments.
class	Single Abstract single expression.
class	Treat Treat as expression.
class	Try Project specific try/catch expression.
class	TypeSwitch Typeswitch expression.
class	Unary Unary Expression.
class	Union Union Expression.
class	VarCall Variable expression.

Fields in org.basex.query.expr declared as Expr

Expr	Single.expr Expression list.
Expr[]	Arr.expr Expression list.
Expr[]	Preds.pred Predicates.
Expr	Pred.root Expression.
Expr	Satisfy.sat Expression list.

Methods in org.basex.query.expr that return Expr

Expr	Expr.addText(QueryContext ctx) Adds a text to an expression.
Expr	Context.addText(QueryContext ctx)
Expr	VarCall.comp(QueryContext ctx)
Expr	Union.comp(QueryContext ctx)
Expr	Unary.comp(QueryContext ctx)
Expr	TypeSwitch.comp(QueryContext ctx)
Expr	Try.comp(QueryContext ctx)
Expr	Single.comp(QueryContext ctx)
Expr	Simple.comp(QueryContext ctx)
Expr	Satisfy.comp(QueryContext ctx)
Expr	Range.comp(QueryContext ctx)
Expr	Preds.comp(QueryContext ctx)
Expr	Pred.comp(QueryContext ctx)
Expr	Order.comp(QueryContext ctx)
Expr	Ord.comp(QueryContext ctx)
Expr	Or.comp(QueryContext ctx)
Expr	List.comp(QueryContext ctx)
Expr	Let.comp(QueryContext ctx)
Expr	InterSect.comp(QueryContext ctx)
Expr	Instance.comp(QueryContext ctx)
Expr	If.comp(QueryContext ctx)
Expr	FunCall.comp(QueryContext ctx)
Expr	Func.comp(QueryContext ctx)
Expr	For.comp(QueryContext ctx)
Expr	FLWR.comp(QueryContext ctx)
Expr	FLWOR.comp(QueryContext ctx)
abstract Expr	Expr.comp(QueryContext ctx) Optimizes and compiles the expression.
Expr	CPI.comp(QueryContext ctx)
Expr	CmpV.comp(QueryContext ctx)
Expr	CmpN.comp(QueryContext ctx)
Expr	CmpG.comp(QueryContext ctx)
Expr	Clc.comp(QueryContext ctx)
Expr	CElem.comp(QueryContext ctx)
Expr	CAttr.comp(QueryContext ctx)
Expr	Castable.comp(QueryContext ctx)
Expr	Cast.comp(QueryContext ctx)
Expr	Case.comp(QueryContext ctx)
Expr	Arr.comp(QueryContext ctx)
Expr	And.comp(QueryContext ctx)
static Expr	Pos.get(Expr expr, CmpV.Comp cmp, Expr arg) Returns an instance of this class, if possible, and the input expression otherwise.
static Expr	Pos.get(long mn, long mx) Returns an position or an optimized expression.
Expr	Or.indexEquivalent(QueryContext ctx, IndexContext ic)
Expr	Expr.indexEquivalent(QueryContext ctx, IndexContext ic) Returns an equivalent expression which accesses an index structure.
Expr	CmpG.indexEquivalent(QueryContext ctx, IndexContext ic)
Expr	Arr.indexEquivalent(QueryContext ctx, IndexContext ic)
Expr	And.indexEquivalent(QueryContext ctx, IndexContext ic)
Expr	VarCall.remove(Var v)
Expr	TypeSwitch.remove(Var v)
Expr	Try.remove(Var v)
Expr	Single.remove(Var v)
Expr	Satisfy.remove(Var v)
Expr	Preds.remove(Var v)
Expr	Pred.remove(Var v)
Expr	ForLet.remove(Var v)
Expr	FLWOR.remove(Var v)
Expr	Expr.remove(Var v) Removes the specified variable in a sub expression.
Expr	CElem.remove(Var v)
Expr	CAttr.remove(Var v)
Expr	Catch.remove(Var v)
Expr	Arr.remove(Var v)

Methods in org.basex.query.expr with parameters of type Expr

double	Expr.checkDbl(Expr e, QueryContext ctx) Checks if the specified expression yields a string.
long	Expr.checkItr(Expr e, QueryContext ctx) Checks if the specified expression is an integer.
static Expr	Pos.get(Expr expr, CmpV.Comp cmp, Expr arg) Returns an instance of this class, if possible, and the input expression otherwise.
static Step	CmpG.indexStep(Expr expr) Returns the indexable index step or null.
boolean	Root.sameAs(Expr cmp)
boolean	Expr.sameAs(Expr cmp) Checks the current and specified expression for equality.
boolean	Context.sameAs(Expr cmp)

Constructors in org.basex.query.expr with parameters of type Expr

And(Expr[] e)
Constructor.

Case(Var v, Expr r)
Constructor.

Cast(Expr e, SeqType t)
Function constructor.

Castable(Expr e, SeqType s)
Constructor.

Catch(Expr ct, QNm[] c, Var v1, Var v2, Var v3)
Constructor.

CAttr(Expr n, Expr[] v, boolean c)
Constructor.

CAttr(Expr n, Expr[] v, boolean c)
Constructor.

CComm(Expr c)
Constructor.

CDoc(Expr e)
Constructor.

CElem(Expr t, Expr[] cont, Atts ns)
Constructor.

CElem(Expr t, Expr[] cont, Atts ns)
Constructor.

CFrag(Expr... n)
Constructor.

Clc(Expr e1, Expr e2, Calc c)
Constructor.

CmpG(Expr e1, Expr e2, CmpG.Comp c)
Constructor.

CmpN(Expr e1, Expr e2, CmpN.Comp c)
Constructor.

CmpV(Expr e1, Expr e2, CmpV.Comp c)
Constructor.

CPI(Expr n, Expr v)
Constructor.

CText(Expr t)
Constructor.

Except(Expr[] e)
Constructor.

FLWOR(ForLet[] f, Expr w, Order o, Expr r)
Constructor.

FLWR(ForLet[] f, Expr w, Expr r)
Constructor.

For(Expr e, Var v, Var p, Var s)
Constructor.

FunCall(int i, Expr[] a)
Function constructor.

If(Expr e, Expr t, Expr s)
Constructor.

Instance(Expr e, SeqType s)
Constructor.

InterSect(Expr[] l)
Constructor.

IterPred(Expr r, Expr[] p, Pos ps, boolean l)
Constructor.

IterPred(Expr r, Expr[] p, Pos ps, boolean l)
Constructor.

Let(Expr e, Var v, boolean s)
Constructor.

List(Expr... l)
Constructor.

Or(Expr[] e)
Constructor.

Ord(Expr e, boolean d, boolean l)
Constructor.

Pred(Expr r, Expr... p)
Constructor.

Pred(Expr r, Expr... p)
Constructor.

Preds(Expr[] p)
Constructor.

Range(Expr e1, Expr e2)
Constructor.

Satisfy(For[] f, Expr s, boolean e)
Constructor.

Treat(Expr e, SeqType s)
Constructor.

Try(Expr t, Catch[] c)
Constructor.

TypeSwitch(Expr t, Case[] c, Var v, Expr r)
Constructor.

Unary(Expr e, boolean min)
Constructor.

Union(Expr[] e)
Constructor.

Uses of Expr in org.basex.query.ft

Subclasses of Expr in org.basex.query.ft

class	FTAnd FTAnd expression.
class	FTContains FTContains expression.
class	FTContainsSIndex Sequential FTContains expression with index access.
class	FTExpr This class defines is an abstract class for full-text expressions.
class	FTIndex This expression retrieves the ids of indexed fulltext terms.
class	FTIndexAccess FTContains expression with index access.
class	FTMildNot FTMildnot expression.
class	FTMildNotIndex FTMildnotIndex expression.
class	FTNot FTUnaryNot expression.
class	FTNotIndex FTUnaryNot expression with index access.
class	FTOptions FTOptions expression.
class	FTOr FTOr expression.
class	FTPos FTSelect expression.
class	FTPosIndex FTSelect expression.
class	FTWords FTWords expression.

Fields in org.basex.query.ft declared as Expr

Expr[]	FTPos.dist Distance occurrences.
Expr	FTContains.expr Expression.
Expr	FTPos.weight Weight.
Expr	FTPos.window Window.

Methods in org.basex.query.ft that return Expr

Expr	FTContains.comp(QueryContext ctx)
Expr	FTContains.indexEquivalent(QueryContext ctx, IndexContext ic)
Expr	FTContains.remove(Var v)

Constructors in org.basex.query.ft with parameters of type Expr

FTContains(Expr e, FTExpr fte)
Constructor.

FTContainsSIndex(Expr e, FTExpr fte, boolean v)
Constructor.

FTWords(Expr e, FTOpt.FTMode m, Expr[] o)
Constructor.

FTWords(Expr e, FTOpt.FTMode m, Expr[] o)
Constructor.

Uses of Expr in org.basex.query.func

Subclasses of Expr in org.basex.query.func

class	FNAggr Aggregating functions.
class	FNSimple Simple functions.
class	Fun Abstract function definition.
class	FunJava Java function definition.

Methods in org.basex.query.func that return Expr

Expr	Fun.c(QueryContext ctx) Compiles the function.
Expr	FNSimple.c(QueryContext ctx)
Expr	FNAggr.c(QueryContext ctx)
Expr	Fun.comp(QueryContext ctx)

Methods in org.basex.query.func with parameters of type Expr

Fun	FNIndex.get(byte[] name, byte[] uri, Expr[] args) Returns the specified function.

Constructors in org.basex.query.func with parameters of type Expr

FunJava(java.lang.Class<?> c, java.lang.String m, Expr[] a)
Constructor.

Uses of Expr in org.basex.query.item

Subclasses of Expr in org.basex.query.item

class	Atm Untyped atomic item.
class	B64 Base64Binary item.
class	Bln Boolean item.
class	Dat Date item.
class	Date Date container.
class	Dbl Double item.
class	DBNode Disk-based Node item.
class	Dec Decimal item.
class	DSim Simple date item.
class	DTd DayTime Duration item.
class	Dtm DateTime item.
class	Dur Duration item.
class	FAttr Attribute Node Fragment.
class	FComm Comment Node Fragment.
class	FDoc Document Node Fragment.
class	FElem Element Node Fragment.
class	Flt Float item.
class	FNode Node Type.
class	FPI PI Node Fragment.
class	FTNodeItem XQuery item representing a full-text Node.
class	FTxt Text Node Fragment.
class	Hex HexBinary item.
class	Item Abstract item.
class	Itr Integer item.
class	Jav String item.
class	NCN NCName item.
class	Nod Node Type.
class	QNm QName item.
class	Seq Item sequence.
class	Str String item.
class	Tim Time item.
class	Uri URI item.
class	YMd YearMonth Duration item.

Methods in org.basex.query.item that return Expr

Expr	Item.comp(QueryContext ctx)

Methods in org.basex.query.item with parameters of type Expr

Item	SeqType.cast(Item it, Expr expr, QueryContext ctx) Casts the specified item.

Uses of Expr in org.basex.query.path

Subclasses of Expr in org.basex.query.path

class	AxisPath Axis Path expression.
class	IterStep Path expression.
class	MixedPath Path expression.
class	Path Path expression.
class	SimpleIterPath Iterative path expression for location paths which return sorted and duplicate-free results.
class	SimpleIterStep Iterative step expression without predicates.
class	SingleIterPath Iterative path expression.
class	Step Location Step expression.

Fields in org.basex.query.path declared as Expr

Expr	Path.root Top expression.

Methods in org.basex.query.path that return Expr

Expr	AxisPath.addText(QueryContext ctx)
Expr	Step.comp(QueryContext ctx)
Expr	SimpleIterStep.comp(QueryContext ctx)
Expr	Path.comp(QueryContext ctx)
Expr	MixedPath.comp(QueryContext ctx)
Expr	AxisPath.comp(QueryContext ctx)
Expr	Path.remove(Var v)
Expr	MixedPath.remove(Var v)
Expr	AxisPath.remove(Var v)

Methods in org.basex.query.path with parameters of type Expr

AxisPath	AxisPath.addPred(Expr pred) Adds a predicate to the last step.
static Step	Step.get(Axis a, Test t, Expr... p) This method creates a step instance.
static AxisPath	AxisPath.get(Expr r, Step... st) Constructor.
AxisPath	AxisPath.invertPath(Expr r, Step curr) Inverts a location path.
boolean	Step.sameAs(Expr cmp)
boolean	AxisPath.sameAs(Expr cmp)
java.lang.String	Path.toString(Expr[] step) Returns a string representation.

Constructors in org.basex.query.path with parameters of type Expr

IterStep(Axis a, Test t, Expr[] p, Pos ps, boolean l)
Constructor.

MixedPath(Expr r, Expr... s)
Constructor.

MixedPath(Expr r, Expr... s)
Constructor.

Path(Expr r)
Constructor.

SimpleIterPath(Expr r, Step[] s)
Constructor.

SingleIterPath(Expr r, Step... s)
Constructor.

Uses of Expr in org.basex.query.util

Subclasses of Expr in org.basex.query.util

class

Var Variable.

Fields in org.basex.query.util declared as Expr

Expr	Var.expr Variable expressions.

Methods in org.basex.query.util that return Expr

Expr	Var.comp(QueryContext ctx)
Expr	Functions.get(QNm name, Expr[] args) Returns the specified function.

Methods in org.basex.query.util with parameters of type Expr

Var	Var.bind(Expr e, QueryContext ctx) Binds the specified expression to the variable.
static void	Err.empty(Expr e) Throws a empty sequence exception.
Expr	Functions.get(QNm name, Expr[] args) Returns the specified function.
static void	Err.nodes(Expr ex) Throws a node exception.