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handle empty files #9

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handle empty files #9

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23 changes: 20 additions & 3 deletions src/main/groovy/com/rei/stats/gsampler/GSamplerEngine.groovy
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Original file line number Diff line number Diff line change
Expand Up @@ -149,9 +149,26 @@ class GSamplerEngine {
new File(runsDir.toFile(), "${id}.lastRun").text = System.currentTimeMillis() as String
selfStats.lastRan[id] = new Date()
}

long readLastRun(id) {
def f = new File(runsDir.toFile(), "${id}.lastRun")
return f.exists() ? f.text as long : 0
try {
def f = new File(runsDir.toFile(), "${id}.lastRun")
if (!f.exists() || !f.canRead()) {
return 0
}

String content = f.text?.trim()
if (!content) {
return 0
}

return content as long
} catch (NumberFormatException e) {
logger.warn("Failed to parse lastRun id: ${id}", e)
return 0
} catch (IOException e) {
logger.error("Failed to read lastRun id: ${id}", e)
return 0
}
}
}