package antlr.collections.impl;
/* ANTLR Translator Generator
* Project led by Terence Parr at http://www.cs.usfca.edu
* Software rights: http://www.antlr.org/license.html
*
* $Id: //depot/code/org.antlr/release/antlr-2.7.7/antlr/collections/impl/ASTEnumerator.java#2 $
*/
import antlr.collections.impl.Vector;
import antlr.collections.ASTEnumeration;
import antlr.collections.AST;
import java.util.NoSuchElementException;
public class ASTEnumerator implements antlr.collections.ASTEnumeration {
/** The list of root nodes for subtrees that match */
VectorEnumeratornodes;
int i = 0;
public ASTEnumerator(Vectorv) {
nodes = new VectorEnumerator(v);
}
public boolean hasMoreNodes() {
synchronized (nodes) {
return i <= nodes.vector.lastElement;
}
}
public antlr.collections.ASTnextNode() {
synchronized (nodes) {
if (i <= nodes.vector.lastElement) {
return (AST)nodes.vector.data[i++];
}
throw new NoSuchElementException("ASTEnumerator");
}
}
}