Package com.oracle.microtx.lra.participant

Interface PropagatedHeaders

All Known Implementing Classes:

PropagatedHeaders.NoopPropagatedHeaders, PropagatedHeaders.PrefixedPropagatedHeaders

public interface PropagatedHeaders

Headers propagated between Participant and Coordinator.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	PropagatedHeaders.NoopPropagatedHeaders	Return instance of an empty map
static final class	PropagatedHeaders.PrefixedPropagatedHeaders	Propagated headers which can scan for allowed headers with any of the preconfigured prefixes.

Method Summary

Modifier and Type	Method	Description
void	clear()	Clear all the headers
static PropagatedHeaders	create(Set<String> prefixes)	Create new instance, with prefixes for allowed headers.
static PropagatedHeaders	noop()	Creates a new Noop Propagated headers instance
void	scan(Map<String,List<String>> headers)	Scan map of headers for any headers with allowed prefix.
Map<String,List<String>>	toMap()	Converts all the headers to a map

Method Details

toMap

Map<String,List<String>> toMap()

Converts all the headers to a map

Returns:

Headers map

scan

void scan(Map<String,List<String>> headers)

Scan map of headers for any headers with allowed prefix. Any existing headers with same key is replaced.

Parameters:

headers - map to be scanned

clear

void clear()

Clear all the headers

create

static PropagatedHeaders create(Set<String> prefixes)

Create new instance, with prefixes for allowed headers.

Parameters:

prefixes - list of the allowed header prefixes

Returns:

new instance, ready to scan for allowed headers

noop

static PropagatedHeaders noop()

Creates a new Noop Propagated headers instance

Returns:

Always returns an instance of an empty map