bharatviswa504 commented on a change in pull request #3423:
URL: https://github.com/apache/hadoop/pull/3423#discussion_r717760340
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File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/Text.java
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@@ -301,9 +305,18 @@ public void clear() {
*/
private boolean ensureCapacity(final int capacity) {
if (bytes.length < capacity) {
+ // use long to allow overflow
+ long tmpLength = bytes.length;
+ long tmpCapacity = capacity;
+
// Try to expand the backing array by the factor of 1.5x
- // (by taking the current size + diving it by half)
- int targetSize = Math.max(capacity, bytes.length + (bytes.length >> 1));
+ // (by taking the current size + diving it by half).
+ //
+ // If the calculated value is beyond the size
+ // limit, we cap it to ARRAY_MAX_SIZE
+ int targetSize = (int)Math.min(ARRAY_MAX_SIZE,
Review comment:
With the explanation it makes sense to me.
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