[tor-commits] [metrics-lib/release] All examples compile and work as explained in Metrics' web-site tutorials.

[karsten@xxxxxxxxxxxxxx]

commit 27f05e1d4c67d8954b5cd2975781870a0dcdb9d9
Author: iwakeh <iwakeh@xxxxxxxxxxxxxx>
Date:   Mon Jun 26 20:12:11 2017 +0000

    All examples compile and work as explained in Metrics' web-site tutorials.
    Added a hint about where to find the examples to the README.md file.
    Implements task-22734.
---
 README.md                                          |  6 +++
 .../examples/ConsensusWeightByVersion.java         | 45 +++++++++-------------
 .../resources/examples/PluggableTransports.java    | 29 ++++++--------
 3 files changed, 36 insertions(+), 44 deletions(-)

diff --git a/README.md b/README.md
index 0cc93d8..aa309ac 100644
--- a/README.md
+++ b/README.md
@@ -97,3 +97,9 @@ The Metrics website has a tutorial for getting started with metrics-lib:
 
 https://metrics.torproject.org/metrics-lib.html
 
+The examples explained in the tutorials are available as source code in
+
+```
+src/main/resources/examples/
+```
+
diff --git a/src/main/resources/examples/ConsensusWeightByVersion.java b/src/main/resources/examples/ConsensusWeightByVersion.java
index 3b8495d..5fc7c1c 100644
--- a/src/main/resources/examples/ConsensusWeightByVersion.java
+++ b/src/main/resources/examples/ConsensusWeightByVersion.java
@@ -19,35 +19,26 @@ public class ConsensusWeightByVersion {
 
     // Read descriptors from disk.
     DescriptorReader descriptorReader = DescriptorSourceFactory.createDescriptorReader();
-
-    // Add the directory with descriptors to the descriptor reader.
-    descriptorReader.addDirectory(new File("descriptors/recent/relay-descriptors/consensuses"));
-    Iterator<DescriptorFile> descriptorFiles = descriptorReader.readDescriptors();
-    while (descriptorFiles.hasNext()) { // Iterate over all descriptor files found.
-      DescriptorFile descriptorFile = descriptorFiles.next();
-
-      // Now, iterate over the descriptors contained in the file.
-      for (Descriptor descriptor : descriptorFile.getDescriptors()) {
-        if (!(descriptor instanceof RelayNetworkStatusConsensus)) {
-          // We're only interested in consensuses.
+    for (Descriptor descriptor : descriptorReader.readDescriptors(new File("descriptors/recent/relay-descriptors/consensuses"))) {
+      if (!(descriptor instanceof RelayNetworkStatusConsensus)) {
+        // We're only interested in consensuses.
+        continue;
+      }
+      RelayNetworkStatusConsensus consensus = (RelayNetworkStatusConsensus) descriptor;
+      for (NetworkStatusEntry entry : consensus.getStatusEntries().values()) {
+        String version = entry.getVersion();
+        if (!version.startsWith("Tor ") || version.length() < 9) {
+          // We're only interested in a.b.c type versions for this example.
           continue;
         }
-        RelayNetworkStatusConsensus consensus = (RelayNetworkStatusConsensus) descriptor;
-        for (NetworkStatusEntry entry : consensus.getStatusEntries().values()) {
-          String version = entry.getVersion();
-          if (!version.startsWith("Tor ") || version.length() < 9) {
-            // We're only interested in a.b.c type versions for this example.
-            continue;
-          }
-          // Remove the 'Tor ' prefix and anything starting at the patch level.
-          version = version.substring(4, 9);
-          long bandwidth = entry.getBandwidth();
-          totalBandwidth += bandwidth;
-          if (bandwidthByVersion.containsKey(version)) {
-            bandwidthByVersion.put(version, bandwidth + bandwidthByVersion.get(version));
-          } else {
-            bandwidthByVersion.put(version, bandwidth);
-          }
+        // Remove the 'Tor ' prefix and anything starting at the patch level.
+        version = version.substring(4, 9);
+        long bandwidth = entry.getBandwidth();
+        totalBandwidth += bandwidth;
+        if (bandwidthByVersion.containsKey(version)) {
+          bandwidthByVersion.put(version, bandwidth + bandwidthByVersion.get(version));
+        } else {
+          bandwidthByVersion.put(version, bandwidth);
         }
       }
     }
diff --git a/src/main/resources/examples/PluggableTransports.java b/src/main/resources/examples/PluggableTransports.java
index 88e7eb6..65ce732 100644
--- a/src/main/resources/examples/PluggableTransports.java
+++ b/src/main/resources/examples/PluggableTransports.java
@@ -16,23 +16,18 @@ public class PluggableTransports {
     SortedMap<String, Integer> countedTransports = new TreeMap<>();
 
     DescriptorReader descriptorReader = DescriptorSourceFactory.createDescriptorReader();
-    descriptorReader.addDirectory(new File("descriptors/recent/bridge-descriptors/extra-infos"));
-    Iterator<DescriptorFile> descriptorFiles = descriptorReader.readDescriptors();
-    while (descriptorFiles.hasNext()) {
-      DescriptorFile descriptorFile = descriptorFiles.next();
-      for (Descriptor descriptor : descriptorFile.getDescriptors()) {
-        if (!(descriptor instanceof BridgeExtraInfoDescriptor)) {
-          continue;
-        }
-        BridgeExtraInfoDescriptor extraInfo = (BridgeExtraInfoDescriptor) descriptor;
-        String fingerprint = extraInfo.getFingerprint();
-        if (observedFingerprints.add(fingerprint)) {
-          for (String transport : extraInfo.getTransports()) {
-            if (countedTransports.containsKey(transport)) {
-              countedTransports.put(transport, 1 + countedTransports.get(transport));
-            } else {
-              countedTransports.put(transport, 1);
-            }
+    for (Descriptor descriptor : descriptorReader.readDescriptors(new File("descriptors/recent/bridge-descriptors/extra-infos"))) {
+      if (!(descriptor instanceof BridgeExtraInfoDescriptor)) {
+        continue;
+      }
+      BridgeExtraInfoDescriptor extraInfo = (BridgeExtraInfoDescriptor) descriptor;
+      String fingerprint = extraInfo.getFingerprint();
+      if (observedFingerprints.add(fingerprint)) {
+        for (String transport : extraInfo.getTransports()) {
+          if (countedTransports.containsKey(transport)) {
+            countedTransports.put(transport, 1 + countedTransports.get(transport));
+          } else {
+            countedTransports.put(transport, 1);
           }
         }
       }



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