otis 2002/06/04 18:46:39
Modified: src/java/org/apache/lucene/util PriorityQueue.java
Log:
- Fixed clear() method that wasn't setting the very last heap element to null,
as reported at http://nagoya.apache.org/bugzilla/show_bug.cgi?id=9454.
PR: 9454
Revision Changes Path
1.2 +7 -7
jakarta-lucene/src/java/org/apache/lucene/util/PriorityQueue.java
Index: PriorityQueue.java
===================================================================
RCS file:
/home/cvs/jakarta-lucene/src/java/org/apache/lucene/util/PriorityQueue.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- PriorityQueue.java 18 Sep 2001 16:30:00 -0000 1.1
+++ PriorityQueue.java 5 Jun 2002 01:46:39 -0000 1.2
@@ -72,9 +72,9 @@
heap = new Object[heapSize];
}
- /** Adds an Object to a PriorityQueue in log(size) time. */
+ /** Adds an Object to a PriorityQueue in log(size) time. */
public final void put(Object element) {
- size++;
+ size++;
heap[size] = element;
upHeap();
}
@@ -88,7 +88,7 @@
}
/** Removes and returns the least element of the PriorityQueue in log(size)
- time. */
+ time. */
public final Object pop() {
if (size > 0) {
Object result = heap[1]; // save first value
@@ -111,16 +111,16 @@
public final void adjustTop() {
downHeap();
}
-
+
/** Returns the number of elements currently stored in the PriorityQueue. */
public final int size() {
return size;
}
-
+
/** Removes all entries from the PriorityQueue. */
public final void clear() {
- for (int i = 0; i < size; i++)
+ for (int i = 0; i <= size; i++)
heap[i] = null;
size = 0;
}
@@ -136,7 +136,7 @@
}
heap[i] = node; // install saved node
}
-
+
private final void downHeap() {
int i = 1;
Object node = heap[i]; // save top node
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