commit 5d98d4806e01169f226bace3fc095298844d4427 Author: Karsten Loesing karsten.loesing@gmx.net Date: Mon Sep 16 16:29:10 2019 +0200

Fix two issues found using metrics-test.

- Make unit test locale-independent, similar to Onionoo's 860228c.

- Replace deprecated method Class.newInstance(). --- .../java/org/torproject/metrics/stats/hidserv/Aggregator.java | 5 +++-- .../metrics/stats/hidserv/ComputedNetworkFractions.java | 5 +++-- .../org/torproject/metrics/stats/hidserv/DocumentStore.java | 6 ++++-- .../metrics/stats/hidserv/ExtrapolatedHidServStats.java | 10 ++++++---- .../java/org/torproject/metrics/stats/hidserv/Simulate.java | 9 +++++---- 5 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/src/main/java/org/torproject/metrics/stats/hidserv/Aggregator.java b/src/main/java/org/torproject/metrics/stats/hidserv/Aggregator.java index 36e7967..12a89a3 100644 --- a/src/main/java/org/torproject/metrics/stats/hidserv/Aggregator.java +++ b/src/main/java/org/torproject/metrics/stats/hidserv/Aggregator.java @@ -13,6 +13,7 @@ import java.io.IOException; import java.util.ArrayList; import java.util.Comparator; import java.util.List; +import java.util.Locale; import java.util.Map; import java.util.Set; import java.util.SortedMap; @@ -176,8 +177,8 @@ public class Aggregator { /* Put together all aggregated values in a single line. */ String date = e.getKey(); int numStats = weightedValues.size(); - sb.append(String.format("%s,%s,%.0f,%.0f,%.0f,%.8f,%d%n", date, - type, weightedMean, weightedMedian, weightedInterquartileMean, + sb.append(String.format(Locale.US, "%s,%s,%.0f,%.0f,%.0f,%.8f,%d%n", + date, type, weightedMean, weightedMedian, weightedInterquartileMean, sumFraction, numStats)); } } diff --git a/src/main/java/org/torproject/metrics/stats/hidserv/ComputedNetworkFractions.java b/src/main/java/org/torproject/metrics/stats/hidserv/ComputedNetworkFractions.java index d5fd279..835ac6f 100644 --- a/src/main/java/org/torproject/metrics/stats/hidserv/ComputedNetworkFractions.java +++ b/src/main/java/org/torproject/metrics/stats/hidserv/ComputedNetworkFractions.java @@ -8,6 +8,7 @@ import org.slf4j.LoggerFactory;

import java.util.Collections; import java.util.HashMap; +import java.util.Locale; import java.util.Map;

/** Computed fraction of hidden-service activity that a single relay is @@ -116,9 +117,9 @@ public class ComputedNetworkFractions implements Document { validAfterDate); String second = validAfterHour + (this.fractionRendRelayedCells == 0.0 ? "," - : String.format(",%f", this.fractionRendRelayedCells)) + : String.format(Locale.US, ",%f", this.fractionRendRelayedCells)) + (this.fractionDirOnionsSeen == 0.0 ? "," - : String.format(",%f", this.fractionDirOnionsSeen)); + : String.format(Locale.US, ",%f", this.fractionDirOnionsSeen)); return new String[] { first, second }; }

diff --git a/src/main/java/org/torproject/metrics/stats/hidserv/DocumentStore.java b/src/main/java/org/torproject/metrics/stats/hidserv/DocumentStore.java index f3163e1..9061aa3 100644 --- a/src/main/java/org/torproject/metrics/stats/hidserv/DocumentStore.java +++ b/src/main/java/org/torproject/metrics/stats/hidserv/DocumentStore.java @@ -13,6 +13,7 @@ import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.LineNumberReader; +import java.lang.reflect.InvocationTargetException; import java.util.HashSet; import java.util.Map; import java.util.Set; @@ -136,7 +137,7 @@ public class DocumentStore<T extends Document> { && !formattedString0.startsWith(prefix)) { /* Skip line not starting with prefix. */ } else { - T document = this.clazz.newInstance(); + T document = this.clazz.getDeclaredConstructor().newInstance(); if (!document.parse(new String[] { formattedString0, line.substring(1) })) { log.warn("Unable to read line {} from {}. Not retrieving any " @@ -151,7 +152,8 @@ public class DocumentStore<T extends Document> { log.warn("Unable to read {}. Not retrieving any previously stored " + "documents.", documentFile.getAbsolutePath(), e); return null; - } catch (InstantiationException | IllegalAccessException e) { + } catch (InstantiationException | IllegalAccessException + | NoSuchMethodException | InvocationTargetException e) { log.warn("Unable to read {}. Cannot instantiate document object.", documentFile.getAbsolutePath(), e); return null; diff --git a/src/main/java/org/torproject/metrics/stats/hidserv/ExtrapolatedHidServStats.java b/src/main/java/org/torproject/metrics/stats/hidserv/ExtrapolatedHidServStats.java index ec09630..eb66c7a 100644 --- a/src/main/java/org/torproject/metrics/stats/hidserv/ExtrapolatedHidServStats.java +++ b/src/main/java/org/torproject/metrics/stats/hidserv/ExtrapolatedHidServStats.java @@ -6,6 +6,8 @@ package org.torproject.metrics.stats.hidserv; import org.slf4j.Logger; import org.slf4j.LoggerFactory;

+import java.util.Locale; + /** Extrapolated network totals of hidden-service statistics reported by a * single relay. Extrapolated values are based on reported statistics and * computed network fractions in the statistics interval. */ @@ -116,11 +118,11 @@ public class ExtrapolatedHidServStats implements Document { DateTimeHelper.ISO_DATE_FORMAT); String second = this.fingerprint + (this.fractionRendRelayedCells == 0.0 ? ",," - : String.format(",%.0f,%f", this.extrapolatedRendRelayedCells, - this.fractionRendRelayedCells)) + : String.format(Locale.US, ",%.0f,%f", + this.extrapolatedRendRelayedCells, this.fractionRendRelayedCells)) + (this.fractionDirOnionsSeen == 0.0 ? ",," - : String.format(",%.0f,%f", this.extrapolatedDirOnionsSeen, - this.fractionDirOnionsSeen)); + : String.format(Locale.US, ",%.0f,%f", + this.extrapolatedDirOnionsSeen, this.fractionDirOnionsSeen)); return new String[] { first, second }; }

diff --git a/src/main/java/org/torproject/metrics/stats/hidserv/Simulate.java b/src/main/java/org/torproject/metrics/stats/hidserv/Simulate.java index ac8a82e..445d931 100644 --- a/src/main/java/org/torproject/metrics/stats/hidserv/Simulate.java +++ b/src/main/java/org/torproject/metrics/stats/hidserv/Simulate.java @@ -13,6 +13,7 @@ import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; +import java.util.Locale; import java.util.Map; import java.util.Random; import java.util.SortedMap; @@ -196,8 +197,8 @@ public class Simulate { totalInterquartileProbability += extrapolation[2]; } } - sb.append(String.format("%d,%.2f,%.0f,%.0f,%.0f%n", run, fraction, - totalValues / totalProbability, weightedMedian, + sb.append(String.format(Locale.US, "%d,%.2f,%.0f,%.0f,%.0f%n", run, + fraction, totalValues / totalProbability, weightedMedian, totalInterquartileValues / totalInterquartileProbability)); } return sb.toString(); @@ -351,8 +352,8 @@ public class Simulate { totalInterquartileProbability += extrapolation[2]; } } - sb.append(String.format("%d,%.2f,%.0f,%.0f,%.0f%n", run, fraction, - totalValues / totalProbability, weightedMedian, + sb.append(String.format(Locale.US, "%d,%.2f,%.0f,%.0f,%.0f%n", run, + fraction, totalValues / totalProbability, weightedMedian, totalInterquartileValues / totalInterquartileProbability)); } return sb.toString();