Package org.antlr.runtime.tree

Class TreeRewriter

java.lang.Object

org.antlr.runtime.BaseRecognizer

org.antlr.runtime.tree.TreeParser

org.antlr.runtime.tree.TreeRewriter

public class TreeRewriter
extends TreeParser

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	TreeRewriter.fptr

Field Summary

Fields

Modifier and Type	Field	Description
(package private) TreeRewriter.fptr	bottomup_ftpr
protected TreeAdaptor	originalAdaptor
protected TokenStream	originalTokenStream
protected boolean	showTransformations
(package private) TreeRewriter.fptr	topdown_fptr

Fields inherited from class org.antlr.runtime.tree.TreeParser

dotdot, dotdotPattern, doubleEtc, doubleEtcPattern, DOWN, input, UP

Fields inherited from class org.antlr.runtime.BaseRecognizer

DEFAULT_TOKEN_CHANNEL, HIDDEN, INITIAL_FOLLOW_STACK_SIZE, MEMO_RULE_FAILED, MEMO_RULE_UNKNOWN, NEXT_TOKEN_RULE_NAME, state

Constructor Summary

Constructors

Constructor	Description
TreeRewriter(TreeNodeStream input)
TreeRewriter(TreeNodeStream input, RecognizerSharedState state)

Method Summary

Modifier and Type	Method	Description
java.lang.Object	applyOnce(java.lang.Object t, TreeRewriter.fptr whichRule)
java.lang.Object	applyRepeatedly(java.lang.Object t, TreeRewriter.fptr whichRule)
java.lang.Object	bottomup()
java.lang.Object	downup(java.lang.Object t)
java.lang.Object	downup(java.lang.Object t, boolean showTransformations)
void	reportTransformation(java.lang.Object oldTree, java.lang.Object newTree)	Override this if you need transformation tracing to go somewhere other than stdout or if you're not using Tree-derived trees.
java.lang.Object	topdown()

Methods inherited from class org.antlr.runtime.tree.TreeParser

getAncestor, getCurrentInputSymbol, getErrorHeader, getErrorMessage, getMissingSymbol, getSourceName, getTreeNodeStream, inContext, inContext, matchAny, recoverFromMismatchedToken, reset, setTreeNodeStream, traceIn, traceOut

Methods inherited from class org.antlr.runtime.BaseRecognizer

alreadyParsedRule, beginResync, combineFollows, computeContextSensitiveRuleFOLLOW, computeErrorRecoverySet, consumeUntil, consumeUntil, displayRecognitionError, emitErrorMessage, endResync, failed, getBacktrackingLevel, getGrammarFileName, getNumberOfSyntaxErrors, getRuleInvocationStack, getRuleInvocationStack, getRuleMemoization, getRuleMemoizationCacheSize, getTokenErrorDisplay, getTokenNames, match, memoize, mismatchIsMissingToken, mismatchIsUnwantedToken, pushFollow, recover, recoverFromMismatchedSet, reportError, setBacktrackingLevel, toStrings, traceIn, traceOut

Methods inherited from class java.lang.Object

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

Field Detail

showTransformations

protected boolean showTransformations

originalTokenStream

protected TokenStream originalTokenStream

originalAdaptor

protected TreeAdaptor originalAdaptor

topdown_fptr

TreeRewriter.fptr topdown_fptr

bottomup_ftpr

TreeRewriter.fptr bottomup_ftpr

Constructor Detail

TreeRewriter

public TreeRewriter(TreeNodeStream input)

TreeRewriter

public TreeRewriter(TreeNodeStream input,
                    RecognizerSharedState state)

Method Detail

applyOnce

public java.lang.Object applyOnce(java.lang.Object t,
                                  TreeRewriter.fptr whichRule)

applyRepeatedly

public java.lang.Object applyRepeatedly(java.lang.Object t,
                                        TreeRewriter.fptr whichRule)

downup

public java.lang.Object downup(java.lang.Object t)

downup

public java.lang.Object downup(java.lang.Object t,
                               boolean showTransformations)

reportTransformation

public void reportTransformation(java.lang.Object oldTree,
                                 java.lang.Object newTree)

Override this if you need transformation tracing to go somewhere other than stdout or if you're not using Tree-derived trees.

topdown

public java.lang.Object topdown()
                         throws RecognitionException

Throws:

RecognitionException

bottomup

public java.lang.Object bottomup()
                          throws RecognitionException

Throws:

RecognitionException