org.basex.query.value.item

Class B64Lazy

java.lang.Object

org.basex.query.expr.ExprInfo

org.basex.query.expr.Expr

org.basex.query.value.Value

org.basex.query.value.item.Item

org.basex.query.value.item.Bin

org.basex.query.value.item.B64

org.basex.query.value.item.B64Lazy

All Implemented Interfaces:

Iterable<Item>, Lazy

public final class B64Lazy
extends B64
implements Lazy

Lazy base64 item (xs:base64Binary).

Author:

BaseX Team 2005-21, BSD License, Christian Gruen

Field Summary

Fields inherited from class org.basex.query.value.item.B64

EMPTY

Fields inherited from class org.basex.query.value.item.Item

UNDEF

Fields inherited from class org.basex.query.value.Value

type

Constructor Summary

Constructors

Constructor and Description
B64Lazy(IO input, QueryError error) Constructor.

Method Summary

Modifier and Type	Method and Description
byte[]	binary(InputInfo ii) Returns the binary content.
void	cache(boolean lazy, InputInfo ii) Caches lazy values.
void	cache(InputInfo ii) Caches the value.
BufferInput	input(InputInfo ii) Returns an input stream.
boolean	isCached() Indicates if the contents of this item have been cached.
void	plan(QueryString qs) Creates a query string.

Methods inherited from class org.basex.query.value.item.B64

diff, eq, get, get, get, get, parse, parse, string

Methods inherited from class org.basex.query.value.item.Bin

equals, toJava

Methods inherited from class org.basex.query.value.item.Item

atomItem, atomSize, atomValue, bool, comparable, dbl, ddo, dec, description, ebv, equiv, flt, hash, instanceOf, item, itemAt, iter, itr, materialize, persistent, plan, refineType, reverse, sameKey, score, seqType, size, subsequence, test, typeId, xdmInfo

Methods inherited from class org.basex.query.value.Value

accept, checkUp, compile, copy, count, exprSize, has, inline, inlineable, isEmpty, isItem, iter, iterator, materialize, serialize, serialize, serialize, value

Methods inherited from class org.basex.query.expr.Expr

arg, args, atomIter, data, data, funcType, hasFreeVars, indexAccessible, isSimple, markTailCalls, mergeEbv, optimize, simplifyFor, typeCheck, uses, vacuous, visitAll

Methods inherited from class org.basex.query.expr.ExprInfo

toErrorString, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

B64Lazy

public B64Lazy(IO input,
               QueryError error)

Constructor.

Parameters:

input - input

error - error message to be thrown

Method Detail

binary

public byte[] binary(InputInfo ii)
              throws QueryException

Description copied from class: Bin

Returns the binary content.

Overrides:

binary in class Bin

Parameters:

ii - input info

Returns:

content

Throws:

QueryException - query exception

input

public BufferInput input(InputInfo ii)
                  throws QueryException

Description copied from class: Item

Returns an input stream.

Overrides:

input in class Bin

Parameters:

ii - input info (can be null)

Returns:

input stream

Throws:

QueryException - query exception

cache

public void cache(boolean lazy,
                  InputInfo ii)
           throws QueryException

Description copied from class: Item

Caches lazy values. Overwritten by Lazy, XQMap and XQArray.

Overrides:

cache in class Item

Parameters:

lazy - lazy caching

ii - input info

Throws:

QueryException - query exception

cache

public void cache(InputInfo ii)
           throws QueryException

Description copied from interface: Lazy

Caches the value.

Specified by:

cache in interface Lazy

Parameters:

ii - input info

Throws:

QueryException - query exception

isCached

public boolean isCached()

Description copied from interface: Lazy

Indicates if the contents of this item have been cached.

Specified by:

isCached in interface Lazy

Returns:

result of check

plan

public void plan(QueryString qs)

Description copied from class: ExprInfo

Creates a query string.

Overrides:

plan in class B64

Parameters:

qs - query string builder