Package org.antlr.v4.runtime.atn
Class ATNSerializer
- java.lang.Object
-
- org.antlr.v4.runtime.atn.ATNSerializer
-
public class ATNSerializer extends Object
-
-
Constructor Summary
Constructors Constructor Description ATNSerializer(ATN atn)
ATNSerializer(ATN atn, List<String> tokenNames)
-
Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description String
decode(char[] data)
static String
getDecoded(ATN atn, List<String> tokenNames)
static IntegerList
getSerialized(ATN atn)
static char[]
getSerializedAsChars(ATN atn)
static String
getSerializedAsString(ATN atn)
Used by Java target to encode short/int array as chars in string.String
getTokenName(int t)
IntegerList
serialize()
Serialize state descriptors, edge descriptors, and decision→state map into list of ints: grammar-type, (ANTLRParser.LEXER, ...) max token type, num states, state-0-type ruleIndex, state-1-type ruleIndex, ...
-
-
-
Field Detail
-
atn
public ATN atn
-
-
Method Detail
-
serialize
public IntegerList serialize()
Serialize state descriptors, edge descriptors, and decision→state map into list of ints: grammar-type, (ANTLRParser.LEXER, ...) max token type, num states, state-0-type ruleIndex, state-1-type ruleIndex, ... state-i-type ruleIndex optional-arg ... num rules, rule-1-start-state rule-1-args, rule-2-start-state rule-2-args, ... (args are token type,actionIndex in lexer else 0,0) num modes, mode-0-start-state, mode-1-start-state, ... (parser has 0 modes) num sets set-0-interval-count intervals, set-1-interval-count intervals, ... num total edges, src, trg, edge-type, edge arg1, optional edge arg2 (present always), ... num decisions, decision-0-start-state, decision-1-start-state, ... Convenient to pack into unsigned shorts to make as Java string.
-
decode
public String decode(char[] data)
-
getTokenName
public String getTokenName(int t)
-
getSerializedAsString
public static String getSerializedAsString(ATN atn)
Used by Java target to encode short/int array as chars in string.
-
getSerialized
public static IntegerList getSerialized(ATN atn)
-
getSerializedAsChars
public static char[] getSerializedAsChars(ATN atn)
-
-