uk.co.real_logic.sbe.ir

Class GenerationUtil

java.lang.Object

uk.co.real_logic.sbe.ir.GenerationUtil

public final class GenerationUtil
extends Object

Common code generation utility functions to be used by the different language specific backends.

Constructor Summary

Constructors

Constructor and Description
GenerationUtil()

Method Summary

Modifier and Type	Method and Description
static int	collect(Signal signal, List<Token> tokens, int index, List<Token> collected) Collect a run of tokens matching a signal.
static int	collectFields(List<Token> tokens, int index, List<Token> fields) Collect the fields for a message.
static int	collectGroups(List<Token> tokens, int index, List<Token> groups) Collect the groups for a message.
static int	collectVarData(List<Token> tokens, int index, List<Token> varData) Collect the var data for a message.
static int	findEndSignal(List<Token> tokens, int index, Signal signal, String name) Find the index of the end signal for a given name.
static int	findSignal(List<Token> tokens, Signal signal) Find the first instance of a given signal.
static List<String>	findSubGroupNames(List<Token> tokens) Find a list of sub-group names.
static List<Token>	getMessageBody(List<Token> tokens) Get the tokens for the message body by subtracting the message wrapper.

Methods inherited from class java.lang.Object

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

Constructor Detail

GenerationUtil

public GenerationUtil()

Method Detail

collectFields

public static int collectFields(List<Token> tokens,
                                int index,
                                List<Token> fields)

Collect the fields for a message.

Parameters:

tokens - for the message.

index - index at which to begin.

fields - to collect the field tokens into.

Returns:

resulting index.

collectGroups

public static int collectGroups(List<Token> tokens,
                                int index,
                                List<Token> groups)

Collect the groups for a message.

Parameters:

tokens - for the message.

index - index at which to begin.

groups - to collect the group tokens into.

Returns:

resulting index.

collectVarData

public static int collectVarData(List<Token> tokens,
                                 int index,
                                 List<Token> varData)

Collect the var data for a message.

Parameters:

tokens - for the message.

index - index at which to begin.

varData - to collect the var data tokens into.

Returns:

resulting index.

collect

public static int collect(Signal signal,
                          List<Token> tokens,
                          int index,
                          List<Token> collected)

Collect a run of tokens matching a signal.

Parameters:

signal - to match against.

tokens - for the message.

index - index at which to begin.

collected - to collect the tokens into.

Returns:

resulting index.

getMessageBody

public static List<Token> getMessageBody(List<Token> tokens)

Get the tokens for the message body by subtracting the message wrapper.

Parameters:

tokens - for the message.

Returns:

the tokens for the message body by subtracting the message wrapper.

findEndSignal

public static int findEndSignal(List<Token> tokens,
                                int index,
                                Signal signal,
                                String name)

Find the index of the end signal for a given name.

Parameters:

tokens - to search.

index - to start from.

signal - to match.

name - to match.

Returns:

index where found.

findSubGroupNames

public static List<String> findSubGroupNames(List<Token> tokens)

Find a list of sub-group names.

Parameters:

tokens - to search.

Returns:

list of names for the sub-groups.

findSignal

public static int findSignal(List<Token> tokens,
                             Signal signal)

Find the first instance of a given signal.

Parameters:

tokens - to search.

signal - to search for.

Returns:

index the signal was found at or -1 if not found.