Package org.antlr.runtime.tree
Class RewriteRuleTokenStream
- java.lang.Object
-
- org.antlr.runtime.tree.RewriteRuleElementStream
-
- org.antlr.runtime.tree.RewriteRuleTokenStream
-
public class RewriteRuleTokenStream extends RewriteRuleElementStream
-
-
Field Summary
-
Fields inherited from class org.antlr.runtime.tree.RewriteRuleElementStream
adaptor, cursor, dirty, elementDescription, elements, singleElement
-
-
Constructor Summary
Constructors Constructor Description RewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription)
RewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription, Object oneElement)
Create a stream with one elementRewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription, List<Object> elements)
Create a stream, but feed off an existing list
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Object
dup(Object el)
When constructing trees, sometimes we need to dup a token or AST subtree.Object
nextNode()
Get next token from stream and make a node for itToken
nextToken()
protected Object
toTree(Object el)
Don't convert to a tree unless they explicitly call nextTree.-
Methods inherited from class org.antlr.runtime.tree.RewriteRuleElementStream
_next, add, getDescription, hasNext, nextTree, reset, size
-
-
-
-
Constructor Detail
-
RewriteRuleTokenStream
public RewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription)
-
RewriteRuleTokenStream
public RewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription, Object oneElement)
Create a stream with one element
-
RewriteRuleTokenStream
public RewriteRuleTokenStream(TreeAdaptor adaptor, String elementDescription, List<Object> elements)
Create a stream, but feed off an existing list
-
-
Method Detail
-
nextNode
public Object nextNode()
Get next token from stream and make a node for it
-
nextToken
public Token nextToken()
-
toTree
protected Object toTree(Object el)
Don't convert to a tree unless they explicitly call nextTree. This way we can do hetero tree nodes in rewrite.- Overrides:
toTree
in classRewriteRuleElementStream
-
dup
protected Object dup(Object el)
Description copied from class:RewriteRuleElementStream
When constructing trees, sometimes we need to dup a token or AST subtree. Dup'ing a token means just creating another AST node around it. For trees, you must call the adaptor.dupTree() unless the element is for a tree root; then it must be a node dup.- Specified by:
dup
in classRewriteRuleElementStream
-
-