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Fix NullPointerException in Compaction.totalFileSize #100

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dain commented Feb 3, 2019

List of files can be null for root level

Fixes #99

Fix NullPointerException in Compaction.totalFileSize
List of files can be null for root level

Fixes #99
@@ -126,8 +126,10 @@ public boolean isTrivialMove()
public static long totalFileSize(List<FileMetaData> files)
{
long sum = 0;
for (FileMetaData file : files) {
sum += file.getFileSize();
if (files != null) {

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@martint

martint Feb 3, 2019

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Shouldn’t this be guarded in the caller? It should be an error for this method to be called with a null argument

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@dain

dain Feb 3, 2019

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The code is not designed well, so I figured it was safer to do here. This should really be Optional<List<Files>>, but I'd prefer to keep the changes minimal.

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dain commented Feb 19, 2019

Fixed by #101

@dain dain closed this Feb 19, 2019

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