Java Doc for TreeParser.java in  » Parser » antlr-3.0.1 » org » antlr » runtime » tree » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Parser » antlr 3.0.1 » org.antlr.runtime.tree   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.antlr.runtime.BaseRecognizer       org.antlr.runtime.tree.TreeParser All known Subclasses:   org.antlr.runtime.debug.DebugTreeParser, TreeParser public class TreeParser extends BaseRecognizer (Code) A parser for a stream of tree nodes. "tree grammars" result in a subclass of this. All the error reporting and recovery is shared with Parser via the BaseRecognizer superclass. Field Summary final public static  int DOWN      final public static  int UP      protected  TreeNodeStream input      Constructor Summary public   TreeParser(TreeNodeStream input)      Method Summary public  String getErrorHeader(RecognitionException e)      Prefix error message with the grammar name because message is always intended for the programmer because the parser built the input tree not the user. public  String getErrorMessage(RecognitionException e, String[] tokenNames)      Tree parsers parse nodes they usually have a token object as payload. public  TreeNodeStream getTreeNodeStream()      public  void matchAny(IntStream ignore)      Match '.' in tree parser has special meaning. protected  void mismatch(IntStream input, int ttype, BitSet follow)      We have DOWN/UP nodes in the stream that have no line info; override. public  void reset()      public  void setTreeNodeStream(TreeNodeStream input)      public  void traceIn(String ruleName, int ruleIndex)      public  void traceOut(String ruleName, int ruleIndex)      Field Detail DOWN final public static int DOWN(Code) UP final public static int UP(Code) input protected TreeNodeStream input(Code) Constructor Detail TreeParser public TreeParser(TreeNodeStream input)(Code) Method Detail getErrorHeader public String getErrorHeader(RecognitionException e)(Code) Prefix error message with the grammar name because message is always intended for the programmer because the parser built the input tree not the user. getErrorMessage public String getErrorMessage(RecognitionException e, String[] tokenNames)(Code) Tree parsers parse nodes they usually have a token object as payload. Set the exception token and do the default behavior. getTreeNodeStream public TreeNodeStream getTreeNodeStream()(Code) matchAny public void matchAny(IntStream ignore)(Code) Match '.' in tree parser has special meaning. Skip node or entire tree if node has children. If children, scan until corresponding UP node. mismatch protected void mismatch(IntStream input, int ttype, BitSet follow) throws RecognitionException(Code) We have DOWN/UP nodes in the stream that have no line info; override. plus we want to alter the exception type. reset public void reset()(Code) setTreeNodeStream public void setTreeNodeStream(TreeNodeStream input)(Code) Set the input stream traceIn public void traceIn(String ruleName, int ruleIndex)(Code) traceOut public void traceOut(String ruleName, int ruleIndex)(Code) Fields inherited from org.antlr.runtime.BaseRecognizer final public static int DEFAULT_TOKEN_CHANNEL(Code)(Java Doc) final public static int HIDDEN(Code)(Java Doc) final public static int INITIAL_FOLLOW_STACK_SIZE(Code)(Java Doc) final public static int MEMO_RULE_FAILED(Code)(Java Doc) final public static Integer MEMO_RULE_FAILED_I(Code)(Java Doc) final public static int MEMO_RULE_UNKNOWN(Code)(Java Doc) final public static String NEXT_TOKEN_RULE_NAME(Code)(Java Doc) protected int _fsp(Code)(Java Doc) protected int backtracking(Code)(Java Doc) protected boolean errorRecovery(Code)(Java Doc) protected boolean failed(Code)(Java Doc) protected BitSet[] following(Code)(Java Doc) protected int lastErrorIndex(Code)(Java Doc) protected Map[] ruleMemo(Code)(Java Doc) Methods inherited from org.antlr.runtime.BaseRecognizer public boolean alreadyParsedRule(IntStream input, int ruleIndex)(Code)(Java Doc) public void beginResync()(Code)(Java Doc) protected BitSet combineFollows(boolean exact)(Code)(Java Doc) protected BitSet computeContextSensitiveRuleFOLLOW()(Code)(Java Doc) protected BitSet computeErrorRecoverySet()(Code)(Java Doc) public void consumeUntil(IntStream input, int tokenType)(Code)(Java Doc) public void consumeUntil(IntStream input, BitSet set)(Code)(Java Doc) public void displayRecognitionError(String[] tokenNames, RecognitionException e)(Code)(Java Doc) public void emitErrorMessage(String msg)(Code)(Java Doc) public void endResync()(Code)(Java Doc) public int getBacktrackingLevel()(Code)(Java Doc) public String getErrorHeader(RecognitionException e)(Code)(Java Doc) public String getErrorMessage(RecognitionException e, String[] tokenNames)(Code)(Java Doc) public String getGrammarFileName()(Code)(Java Doc) public List getRuleInvocationStack()(Code)(Java Doc) public static List getRuleInvocationStack(Throwable e, String recognizerClassName)(Code)(Java Doc) public int getRuleMemoization(int ruleIndex, int ruleStartIndex)(Code)(Java Doc) public int getRuleMemoizationCacheSize()(Code)(Java Doc) public String getTokenErrorDisplay(Token t)(Code)(Java Doc) public String[] getTokenNames()(Code)(Java Doc) public void match(IntStream input, int ttype, BitSet follow) throws RecognitionException(Code)(Java Doc) public void matchAny(IntStream input)(Code)(Java Doc) public void memoize(IntStream input, int ruleIndex, int ruleStartIndex)(Code)(Java Doc) protected void mismatch(IntStream input, int ttype, BitSet follow) throws RecognitionException(Code)(Java Doc) protected void pushFollow(BitSet fset)(Code)(Java Doc) public void recover(IntStream input, RecognitionException re)(Code)(Java Doc) protected boolean recoverFromMismatchedElement(IntStream input, RecognitionException e, BitSet follow)(Code)(Java Doc) public void recoverFromMismatchedSet(IntStream input, RecognitionException e, BitSet follow) throws RecognitionException(Code)(Java Doc) public void recoverFromMismatchedToken(IntStream input, RecognitionException e, int ttype, BitSet follow) throws RecognitionException(Code)(Java Doc) public void reportError(RecognitionException e)(Code)(Java Doc) public void reset()(Code)(Java Doc) public List toStrings(List tokens)(Code)(Java Doc) public void traceIn(String ruleName, int ruleIndex, Object inputSymbol)(Code)(Java Doc) public void traceOut(String ruleName, int ruleIndex, Object inputSymbol)(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)