org.basex.query.item

Class B64Stream

java.lang.Object

org.basex.data.ExprInfo

org.basex.query.expr.Expr

org.basex.query.item.Value

org.basex.query.item.Item

org.basex.query.item.Bin

org.basex.query.item.B64

org.basex.query.item.B64Stream

All Implemented Interfaces:

java.lang.Iterable<Item>, Streamable

public final class B64Stream
extends B64
implements Streamable

Streamable base64 item.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen

Nested Class Summary

Nested classes/interfaces inherited from class org.basex.query.expr.Expr

Expr.Use

Field Summary

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

UNDEF

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

type

Constructor Summary

Constructors

Constructor and Description
B64Stream(IO in, Err err) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	eq(InputInfo ii, Item it) Checks the items for equality.
java.io.InputStream	input(InputInfo ii) Returns an input stream.
java.lang.String	toString()
protected byte[]	val(InputInfo ii) Returns the binary content.

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

string

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

sameAs, toJava

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

bool, comparable, dbl, dec, diff, ebv, equiv, flt, hash, homogenous, isItem, item, itemAt, iter, iterable, itr, plan, score, score, serialize, size, test, type, writeTo, xdmInfo

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

cache, comp, count, data, description, info, isValue, iter, iterator, removable, remove, uses, value

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

addText, compEbv, hasFreeVars, indexAccessible, indexEquivalent, isEmpty, isFunction, isVacuous, markTailCalls

Methods inherited from class java.lang.Object

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

Constructor Detail

B64Stream

public B64Stream(IO in,
         Err err)

Constructor.

Parameters:

in - input

err - error message to be thrown

Method Detail

eq

public boolean eq(InputInfo ii,
         Item it)
           throws QueryException

Description copied from class: Item

Checks the items for equality.

Overrides:

eq in class B64

Parameters:

ii - input info

it - item to be compared

Returns:

result of check

Throws:

QueryException - query exception

val

protected byte[] val(InputInfo ii)
              throws QueryException

Description copied from class: Bin

Returns the binary content.

Parameters:

ii - input info

Returns:

content

Throws:

QueryException - query exception

input

public java.io.InputStream input(InputInfo ii)
                          throws QueryException

Description copied from class: Item

Returns an input stream.

Specified by:

input in interface Streamable

Overrides:

input in class Bin

Parameters:

ii - input info

Returns:

input stream

Throws:

QueryException - query exception

toString

public java.lang.String toString()

Overrides:

toString in class B64