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[tor-commits] [metrics-lib/master] Parse all statistics in extra-info descriptors.



commit 8a5a8e2c2fcd5317242feb0f485b0600102951f7
Author: Karsten Loesing <karsten.loesing@xxxxxxx>
Date:   Wed Feb 1 11:04:21 2012 +0100

    Parse all statistics in extra-info descriptors.
---
 .../torproject/descriptor/ExtraInfoDescriptor.java |   25 +-
 .../torproject/descriptor/impl/DescriptorImpl.java |   12 +
 .../descriptor/impl/ExtraInfoDescriptorImpl.java   |  406 ++++++++++++++------
 .../torproject/descriptor/impl/ParseHelper.java    |  103 +++++
 .../descriptor/impl/ServerDescriptorImplTest.java  |    5 +
 5 files changed, 419 insertions(+), 132 deletions(-)

diff --git a/src/org/torproject/descriptor/ExtraInfoDescriptor.java b/src/org/torproject/descriptor/ExtraInfoDescriptor.java
index bd4bcd8..bc9f49d 100644
--- a/src/org/torproject/descriptor/ExtraInfoDescriptor.java
+++ b/src/org/torproject/descriptor/ExtraInfoDescriptor.java
@@ -143,7 +143,7 @@ public interface ExtraInfoDescriptor extends Descriptor {
 
   /* Return the mean number of cells contained in circuit queues by
    * circuit deciles. */
-  public List<Integer> getCellQueueCells();
+  public List<Double> getCellQueuedCells();
 
   /* Return the mean times in milliseconds that cells spend in circuit
    * queues by circuit deciles. */
@@ -160,7 +160,7 @@ public interface ExtraInfoDescriptor extends Descriptor {
   /* Return the interval length of the included statistics on
    * bi-directional connection usage, or -1 if no such statistics are
    * included. */
-  public long getConnBiDirectIntervalLength();
+  public long getConnBiDirectStatsIntervalLength();
 
   /* Return the number of connections on which this relay read and wrote
    * less than 2 KiB/s in a 10-second interval, or -1 if no statistics on
@@ -194,18 +194,19 @@ public interface ExtraInfoDescriptor extends Descriptor {
   public long getExitStatsIntervalLength();
 
   /* Return statistics on KiB written by port with map keys being ports
-   * and map values being KiB rounded up to the next full KiB, or null if
-   * no exit statistics are included. */
-  public SortedMap<Integer, Integer> getExitKibibytesWritten();
+   * (or "other") and map values being KiB rounded up to the next full
+   * KiB, or null if no exit statistics are included. */
+  public SortedMap<String, Integer> getExitKibibytesWritten();
 
-  /* Return statistics on KiB read by port with map keys being ports and
-   * map values being KiB rounded up to the next full KiB, or null if no
-   * exit statistics are included. */
-  public SortedMap<Integer, Integer> getExitKibibytesRead();
+  /* Return statistics on KiB read by port with map keys being ports (or
+   * "other") and map values being KiB rounded up to the next full KiB, or
+   * null if no exit statistics are included. */
+  public SortedMap<String, Integer> getExitKibibytesRead();
 
   /* Return statistics on opened exit streams with map keys being ports
-   * and map values being the number of opened streams, rounded up to the
-   * nearest multiple of 4, or null if no exit statistics are included. */
-  public SortedMap<Integer, Integer> getExitStreamsOpened();
+   * (or "other") and map values being the number of opened streams,
+   * rounded up to the nearest multiple of 4, or null if no exit
+   * statistics are included. */
+  public SortedMap<String, Integer> getExitStreamsOpened();
 }
 
diff --git a/src/org/torproject/descriptor/impl/DescriptorImpl.java b/src/org/torproject/descriptor/impl/DescriptorImpl.java
index d8705e2..3192e21 100644
--- a/src/org/torproject/descriptor/impl/DescriptorImpl.java
+++ b/src/org/torproject/descriptor/impl/DescriptorImpl.java
@@ -218,6 +218,18 @@ public abstract class DescriptorImpl implements Descriptor {
     }
   }
 
+  protected void checkKeywordsDependOn(Set<String> dependentKeywords,
+      String dependingKeyword) throws DescriptorParseException {
+    for (String dependentKeyword : dependentKeywords) {
+      if (this.parsedKeywords.containsKey(dependentKeyword) &&
+          !this.parsedKeywords.containsKey(dependingKeyword)) {
+        throw new DescriptorParseException("Keyword '" + dependentKeyword
+            + "' is contained, but keyword '" + dependingKeyword + "' is "
+            + "not.");
+      }
+    }
+  }
+
   protected int getKeywordCount(String keyword) {
     if (!this.parsedKeywords.containsKey(keyword)) {
       return 0;
diff --git a/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java b/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
index 73ea040..5320563 100644
--- a/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
+++ b/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
@@ -11,12 +11,11 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 import java.util.SortedMap;
+import java.util.TreeMap;
 
 import org.torproject.descriptor.BandwidthHistory;
 import org.torproject.descriptor.ExtraInfoDescriptor;
 
-/* TODO Implement methods to parse the various statistics (other than
- * bandwidth histories. */
 /* TODO Write a test class. */
 public class ExtraInfoDescriptorImpl extends DescriptorImpl
     implements ExtraInfoDescriptor {
@@ -46,21 +45,39 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
     Set<String> exactlyOnceKeywords = new HashSet<String>(Arrays.asList((
         "extra-info,published").split(",")));
     this.checkExactlyOnceKeywords(exactlyOnceKeywords);
+    Set<String> dirreqStatsKeywords = new HashSet<String>(Arrays.asList((
+        "dirreq-stats-end,dirreq-v2-ips,dirreq-v3-ips,dirreq-v2-reqs,"
+        + "dirreq-v3-reqs,dirreq-v2-share,dirreq-v3-share,dirreq-v2-resp,"
+        + "dirreq-v3-resp,dirreq-v2-direct-dl,dirreq-v3-direct-dl,"
+        + "dirreq-v2-tunneled-dl,dirreq-v3-tunneled-dl,").split(",")));
+    Set<String> entryStatsKeywords = new HashSet<String>(Arrays.asList(
+        "entry-stats-end,entry-ips".split(",")));
+    Set<String> cellStatsKeywords = new HashSet<String>(Arrays.asList((
+        "cell-stats-end,cell-processed-cells,cell-queued-cells,"
+        + "cell-time-in-queue,cell-circuits-per-decile").split(",")));
+    Set<String> connBiDirectStatsKeywords = new HashSet<String>(
+        Arrays.asList("conn-bi-direct".split(",")));
+    Set<String> exitStatsKeywords = new HashSet<String>(Arrays.asList((
+        "exit-stats-end,exit-kibibytes-written,exit-kibibytes-read,"
+        + "exit-streams-opened").split(",")));
+    Set<String> bridgeStatsKeywords = new HashSet<String>(Arrays.asList(
+        "bridge-stats-end,bridge-stats-ips".split(",")));
     Set<String> atMostOnceKeywords = new HashSet<String>(Arrays.asList((
-        "read-history,write-history,geoip-db-digest,dirreq-stats-end,"
-        + "dirreq-v2-ips,dirreq-v3-ips,dirreq-v2-reqs,dirreq-v3-reqs,"
-        + "dirreq-v2-share,dirreq-v3-share,dirreq-v2-resp,dirreq-v3-resp,"
-        + "dirreq-v2-direct-dl,dirreq-v3-direct-dl,dirreq-v2-tunneled-dl,"
-        + "dirreq-v3-tunneled-dl,dirreq-read-history,"
-        + "dirreq-write-history,entry-stats-end,entry-ips,cell-stats-end,"
-        + "cell-processed-cells,cell-queued-cells,cell-time-in-queue,"
-        + "cell-circuits-per-decile,conn-bi-direct,exit-stats-end,"
-        + "exit-kibibytes-written,exit-kibibytes-read,"
-        + "exit-streams-opened,bridge-stats-end,bridge-stats-ips,"
-        + "router-signature").split(",")));
+        "read-history,write-history,dirreq-read-history,"
+        + "dirreq-write-history,geoip-db-digest,router-signature").
+        split(",")));
+    atMostOnceKeywords.addAll(dirreqStatsKeywords);
+    atMostOnceKeywords.addAll(entryStatsKeywords);
+    atMostOnceKeywords.addAll(cellStatsKeywords);
+    atMostOnceKeywords.addAll(connBiDirectStatsKeywords);
+    atMostOnceKeywords.addAll(exitStatsKeywords);
+    atMostOnceKeywords.addAll(bridgeStatsKeywords);
     this.checkAtMostOnceKeywords(atMostOnceKeywords);
-    /* TODO Add more checks to see that only statistics details lines are
-     * included with corresponding statistics interval lines. */
+    this.checkKeywordsDependOn(dirreqStatsKeywords, "dirreq-stats-end");
+    this.checkKeywordsDependOn(entryStatsKeywords, "entry-stats-end");
+    this.checkKeywordsDependOn(cellStatsKeywords, "cell-stats-end");
+    this.checkKeywordsDependOn(exitStatsKeywords, "exit-stats-end");
+    this.checkKeywordsDependOn(bridgeStatsKeywords, "bridge-stats-end");
     this.checkFirstKeyword("extra-info");
     return;
   }
@@ -205,82 +222,139 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
 
   private void parseGeoipDbDigestLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    if (partsNoOpt.length != 2) {
+      throw new DescriptorParseException("Illegal line '" + line
+          + "' in extra-info descriptor.");
+    }
+    this.geoipDbDigest = ParseHelper.parseTwentyByteHexString(line,
+        partsNoOpt[1]);
   }
 
   private void parseGeoipStartTimeLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    if (partsNoOpt.length != 3) {
+      throw new DescriptorParseException("Illegal line '" + line
+          + "' in extra-info descriptor.");
+    }
+    this.geoipStartTimeMillis = ParseHelper.parseTimestampAtIndex(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseGeoipClientOriginsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.geoipClientOrigins = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 2);
   }
 
   private void parseDirreqStatsEndLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        5);
+    this.dirreqStatsEndMillis = parsedStatsEndData[0];
+    this.dirreqStatsIntervalLength = parsedStatsEndData[1];
+  }
+
+  private long[] parseStatsEndLine(String line, String partsNoOpt[],
+      int partsNoOptExpectedLength) throws DescriptorParseException {
+    if (partsNoOpt.length != partsNoOptExpectedLength ||
+        partsNoOpt[3].length() < 2 || !partsNoOpt[3].startsWith("(") ||
+        !partsNoOpt[4].equals("s)")) {
+      throw new DescriptorParseException("Illegal line '" + line + "'.");
+    }
+    long[] result = new long[2];
+    result[0] = ParseHelper.parseTimestampAtIndex(line, partsNoOpt, 1, 2);
+    result[1] = ParseHelper.parseSeconds(line,
+        partsNoOpt[3].substring(1));
+    return result;
   }
 
   private void parseDirreqV2IpsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2Ips = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseDirreqV3IpsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3Ips = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseDirreqV2ReqsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2Reqs = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseDirreqV3ReqsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3Reqs = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseDirreqV2ShareLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2Share = this.parseShareLine(line, partsNoOpt);
   }
 
   private void parseDirreqV3ShareLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3Share = this.parseShareLine(line, partsNoOpt);
+  }
+
+  private double parseShareLine(String line, String[] partsNoOpt)
+      throws DescriptorParseException {
+    double share = -1.0;
+    if (partsNoOpt.length == 2 && partsNoOpt[1].length() >= 2 &&
+        partsNoOpt[1].endsWith("%")) {
+      String shareString = partsNoOpt[1];
+      shareString = shareString.substring(0, shareString.length() - 1);
+      try {
+        share = Double.parseDouble(shareString);
+      } catch (NumberFormatException e) {
+        /* Handle below. */
+      }
+    }
+    if (share < 0.0) {
+      throw new DescriptorParseException("Illegal line '" + line + "'.");
+    }
+    return share;
   }
 
   private void parseDirreqV2RespLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2Resp = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 0);
   }
 
   private void parseDirreqV3RespLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3Resp = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 0);
   }
 
   private void parseDirreqV2DirectDlLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2DirectDl = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseDirreqV3DirectDlLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3DirectDl = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseDirreqV2TunneledDlLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV2TunneledDl = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseDirreqV3TunneledDlLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.dirreqV3TunneledDl = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseDirreqReadHistoryLine(String line, String lineNoOpt,
@@ -297,74 +371,118 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
 
   private void parseEntryStatsEndLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        5);
+    this.entryStatsEndMillis = parsedStatsEndData[0];
+    this.entryStatsIntervalLength = parsedStatsEndData[1];
   }
 
   private void parseEntryIpsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.entryIps = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseCellStatsEndLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        5);
+    this.cellStatsEndMillis = parsedStatsEndData[0];
+    this.cellStatsIntervalLength = parsedStatsEndData[1];
   }
 
   private void parseCellProcessedCellsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.cellProcessedCells = ParseHelper.
+        parseCommaSeparatedIntegerValueList(line, partsNoOpt, 1);
   }
 
   private void parseCellQueuedCellsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.cellQueuedCells = ParseHelper.parseCommaSeparatedDoubleValueList(
+        line, partsNoOpt, 1);
   }
 
   private void parseCellTimeInQueueLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.cellTimeInQueue = ParseHelper.
+        parseCommaSeparatedIntegerValueList(line, partsNoOpt, 1);
   }
 
   private void parseCellCircuitsPerDecileLine(String line,
       String lineNoOpt, String[] partsNoOpt)
       throws DescriptorParseException {
-    /* TODO Implement me. */
+    int circuits = -1;
+    if (partsNoOpt.length == 2) {
+      try {
+        circuits = Integer.parseInt(partsNoOpt[1]);
+      } catch (NumberFormatException e) {
+        /* Handle below. */
+      }
+    }
+    if (circuits < 0) {
+      throw new DescriptorParseException("Illegal line '" + line + "'.");
+    }
+    this.cellCircuitsPerDecile = circuits;
   }
 
   private void parseConnBiDirectLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        6);
+    this.connBiDirectStatsEndMillis = parsedStatsEndData[0];
+    this.connBiDirectStatsIntervalLength = parsedStatsEndData[1];
+    List<Integer> parsedConnBiDirectStats = ParseHelper.
+        parseCommaSeparatedIntegerValueList(line, partsNoOpt, 5);
+    if (parsedConnBiDirectStats.size() != 4) {
+      throw new DescriptorParseException("Illegal line '" + line + "' in "
+          + "extra-info descriptor.");
+    }
+    this.connBiDirectBelow = parsedConnBiDirectStats.get(0);
+    this.connBiDirectRead = parsedConnBiDirectStats.get(1);
+    this.connBiDirectWrite = parsedConnBiDirectStats.get(2);
+    this.connBiDirectBoth = parsedConnBiDirectStats.get(3);
   }
 
   private void parseExitStatsEndLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        5);
+    this.exitStatsEndMillis = parsedStatsEndData[0];
+    this.exitStatsIntervalLength = parsedStatsEndData[1];
   }
 
   private void parseExitKibibytesWrittenLine(String line,
       String lineNoOpt, String[] partsNoOpt)
       throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.exitKibibytesWritten = ParseHelper.
+        parseCommaSeparatedKeyValueList(line, partsNoOpt, 1, 0);
   }
 
   private void parseExitKibibytesReadLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.exitKibibytesRead = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseExitStreamsOpenedLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.exitStreamsOpened = ParseHelper.parseCommaSeparatedKeyValueList(
+        line, partsNoOpt, 1, 0);
   }
 
   private void parseBridgeStatsEndLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    long[] parsedStatsEndData = this.parseStatsEndLine(line, partsNoOpt,
+        5);
+    this.bridgeStatsEndMillis = parsedStatsEndData[0];
+    this.bridgeStatsIntervalLength = parsedStatsEndData[1];
   }
 
   private void parseBridgeStatsIpsLine(String line, String lineNoOpt,
       String[] partsNoOpt) throws DescriptorParseException {
-    /* TODO Implement me. */
+    this.bridgeIps = ParseHelper.parseCommaSeparatedKeyValueList(line,
+        partsNoOpt, 1, 2);
   }
 
   private void parseRouterSignatureLine(String line, String lineNoOpt,
@@ -400,79 +518,89 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
     return this.writeHistory;
   }
 
+  private String geoipDbDigest;
   public String getGeoipDbDigest() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.geoipDbDigest;
   }
 
+  private long dirreqStatsEndMillis = -1L;
   public long getDirreqStatsEndMillis() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqStatsEndMillis;
   }
 
+  private long dirreqStatsIntervalLength = -1L;
   public long getDirreqStatsIntervalLength() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqStatsIntervalLength;
   }
 
+  private SortedMap<String, Integer> dirreqV2Ips;
   public SortedMap<String, Integer> getDirreqV2Ips() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2Ips == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV2Ips);
   }
 
+  private SortedMap<String, Integer> dirreqV3Ips;
   public SortedMap<String, Integer> getDirreqV3Ips() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3Ips == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV3Ips);
   }
 
+  private SortedMap<String, Integer> dirreqV2Reqs;
   public SortedMap<String, Integer> getDirreqV2Reqs() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2Reqs == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV2Reqs);
   }
 
+  private SortedMap<String, Integer> dirreqV3Reqs;
   public SortedMap<String, Integer> getDirreqV3Reqs() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3Reqs == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV3Reqs);
   }
 
+  private double dirreqV2Share = -1.0;
   public double getDirreqV2Share() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2Share;
   }
 
+  private double dirreqV3Share = -1.0;
   public double getDirreqV3Share() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3Share;
   }
 
+  private SortedMap<String, Integer> dirreqV2Resp;
   public SortedMap<String, Integer> getDirreqV2Resp() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2Resp == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV2Resp);
   }
 
+  private SortedMap<String, Integer> dirreqV3Resp;
   public SortedMap<String, Integer> getDirreqV3Resp() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3Resp == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV3Resp);
   }
 
+  private SortedMap<String, Integer> dirreqV2DirectDl;
   public SortedMap<String, Integer> getDirreqV2DirectDl() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2DirectDl == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV2DirectDl);
   }
 
+  private SortedMap<String, Integer> dirreqV3DirectDl;
   public SortedMap<String, Integer> getDirreqV3DirectDl() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3DirectDl == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV3DirectDl);
   }
 
+  private SortedMap<String, Integer> dirreqV2TunneledDl;
   public SortedMap<String, Integer> getDirreqV2TunneledDl() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV2TunneledDl == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV2TunneledDl);
   }
 
+  private SortedMap<String, Integer> dirreqV3TunneledDl;
   public SortedMap<String, Integer> getDirreqV3TunneledDl() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.dirreqV3TunneledDl == null ? null :
+        new TreeMap<String, Integer>(this.dirreqV3TunneledDl);
   }
 
   private BandwidthHistory dirreqReadHistory;
@@ -485,104 +613,142 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
     return this.dirreqWriteHistory;
   }
 
+  private long entryStatsEndMillis = -1L;
   public long getEntryStatsEndMillis() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.entryStatsEndMillis;
   }
 
+  private long entryStatsIntervalLength = -1L;
   public long getEntryStatsIntervalLength() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.entryStatsIntervalLength;
   }
 
+  private SortedMap<String, Integer> entryIps;
   public SortedMap<String, Integer> getEntryIps() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.entryIps == null ? null :
+        new TreeMap<String, Integer>(this.entryIps);
   }
 
+  private long cellStatsEndMillis = -1L;
   public long getCellStatsEndMillis() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.cellStatsEndMillis;
   }
 
+  private long cellStatsIntervalLength = -1L;
   public long getCellStatsIntervalLength() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.cellStatsIntervalLength;
   }
 
+  private List<Integer> cellProcessedCells;
   public List<Integer> getCellProcessedCells() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.cellProcessedCells == null ? null :
+        new ArrayList<Integer>(this.cellProcessedCells);
   }
 
-  public List<Integer> getCellQueueCells() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+  private List<Double> cellQueuedCells;
+  public List<Double> getCellQueuedCells() {
+    return this.cellQueuedCells == null ? null :
+        new ArrayList<Double>(this.cellQueuedCells);
   }
 
+  private List<Integer> cellTimeInQueue;
   public List<Integer> getCellTimeInQueue() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.cellTimeInQueue == null ? null :
+        new ArrayList<Integer>(this.cellTimeInQueue);
   }
 
+  private int cellCircuitsPerDecile = -1;
   public int getCellCircuitsPerDecile() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.cellCircuitsPerDecile;
   }
 
+  private long connBiDirectStatsEndMillis = -1L;
   public long getConnBiDirectStatsEndMillis() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.connBiDirectStatsEndMillis;
   }
 
-  public long getConnBiDirectIntervalLength() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+  private long connBiDirectStatsIntervalLength = -1L;
+  public long getConnBiDirectStatsIntervalLength() {
+    return this.connBiDirectStatsIntervalLength;
   }
 
+  private int connBiDirectBelow = -1;
   public int getConnBiDirectBelow() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.connBiDirectBelow;
   }
 
+  private int connBiDirectRead = -1;
   public int getConnBiDirectRead() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.connBiDirectRead;
   }
 
+  private int connBiDirectWrite = -1;
   public int getConnBiDirectWrite() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.connBiDirectWrite;
   }
 
+  private int connBiDirectBoth = -1;
   public int getConnBiDirectBoth() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.connBiDirectBoth;
   }
 
+  private long exitStatsEndMillis = -1L;
   public long getExitStatsEndMillis() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.exitStatsEndMillis;
   }
 
+  private long exitStatsIntervalLength = -1L;
   public long getExitStatsIntervalLength() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+    return this.exitStatsIntervalLength;
+  }
+
+  /* TODO Add custom comparators to the maps returned by all three
+   * exit-stats methods to sort keys alphanumerically, not
+   * alphabetically. */
+
+  private SortedMap<String, Integer> exitKibibytesWritten;
+  public SortedMap<String, Integer> getExitKibibytesWritten() {
+    return this.exitKibibytesWritten == null ? null :
+        new TreeMap<String, Integer>(this.exitKibibytesWritten);
+  }
+
+  private SortedMap<String, Integer> exitKibibytesRead;
+  public SortedMap<String, Integer> getExitKibibytesRead() {
+    return this.exitKibibytesRead == null ? null :
+        new TreeMap<String, Integer>(this.exitKibibytesRead);
+  }
+
+  private SortedMap<String, Integer> exitStreamsOpened;
+  public SortedMap<String, Integer> getExitStreamsOpened() {
+    return this.exitStreamsOpened == null ? null :
+        new TreeMap<String, Integer>(this.exitStreamsOpened);
+  }
+
+  private long geoipStartTimeMillis = -1L;
+  public long getGeoipStartTimeMillis() {
+    return this.geoipStartTimeMillis;
+  }
+
+  private SortedMap<String, Integer> geoipClientOrigins;
+  public SortedMap<String, Integer> getGeoipClientOrigins() {
+    return this.geoipClientOrigins == null ? null :
+        new TreeMap<String, Integer>(this.geoipClientOrigins);
   }
 
-  public SortedMap<Integer, Integer> getExitKibibytesWritten() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+  private long bridgeStatsEndMillis = -1L;
+  public long getBridgeStatsEndMillis() {
+    return this.bridgeStatsEndMillis;
   }
 
-  public SortedMap<Integer, Integer> getExitKibibytesRead() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+  private long bridgeStatsIntervalLength = -1L;
+  public long getBridgeStatsIntervalLength() {
+    return this.bridgeStatsIntervalLength;
   }
 
-  public SortedMap<Integer, Integer> getExitStreamsOpened() {
-    /* TODO Implement me. */
-    throw new UnsupportedOperationException();
+  private SortedMap<String, Integer> bridgeIps;
+  public SortedMap<String, Integer> getBridgeIps() {
+    return this.bridgeIps == null ? null :
+        new TreeMap<String, Integer>(this.bridgeIps);
   }
 }
 
diff --git a/src/org/torproject/descriptor/impl/ParseHelper.java b/src/org/torproject/descriptor/impl/ParseHelper.java
index facd4ea..2779d5a 100644
--- a/src/org/torproject/descriptor/impl/ParseHelper.java
+++ b/src/org/torproject/descriptor/impl/ParseHelper.java
@@ -4,6 +4,8 @@ package org.torproject.descriptor.impl;
 
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.SortedMap;
 import java.util.TimeZone;
 import java.util.TreeMap;
@@ -61,6 +63,16 @@ public class ParseHelper {
     return port;
   }
 
+  public static long parseSeconds(String line, String secondsString)
+      throws DescriptorParseException {
+    try {
+      return Long.parseLong(secondsString);
+    } catch (NumberFormatException e) {
+      throw new DescriptorParseException("'" + secondsString + "' in "
+          + "line '" + line + "' is not a valid time in seconds.");
+    }
+  }
+
   public static String parseExitPattern(String line, String exitPattern)
       throws DescriptorParseException {
     if (!exitPattern.contains(":")) {
@@ -185,5 +197,96 @@ public class ParseHelper {
     return Hex.encodeHexString(Base64.decodeBase64(base64String + "=")).
         toUpperCase();
   }
+
+  public static SortedMap<String, Integer>
+      parseCommaSeparatedKeyValueList(String line, String[] partsNoOpt,
+      int index, int keyLength) throws DescriptorParseException {
+    SortedMap<String, Integer> result = new TreeMap<String, Integer>();
+    if (partsNoOpt.length < index) {
+      throw new DescriptorParseException("Line '" + line + "' does not "
+          + "contain a key-value list at index " + index + ".");
+    } else if (partsNoOpt.length > index + 1 ) {
+      throw new DescriptorParseException("Line '" + line + "' contains "
+          + "unrecognized values beyond the expected key-value list at "
+          + "index " + index + ".");
+    } else if (partsNoOpt.length > index) {
+      String[] listElements = partsNoOpt[index].split(",");
+      for (String listElement : listElements) {
+        String[] keyAndValue = listElement.split("=");
+        String key = null;
+        int value = -1;
+        if (keyAndValue.length == 2 && (keyLength == 0 ||
+            keyAndValue[0].length() == keyLength)) {
+          try {
+            value = Integer.parseInt(keyAndValue[1]);
+            key = keyAndValue[0];
+          } catch (NumberFormatException e) {
+            /* Handle below. */
+          }
+        }
+        if (key == null) {
+          throw new DescriptorParseException("Line '" + line + "' "
+              + "contains an illegal key or value in list element '"
+              + listElement + "'.");
+        }
+        result.put(key, value);
+      }
+    }
+    return result;
+  }
+
+  public static List<Integer> parseCommaSeparatedIntegerValueList(
+      String line, String[] partsNoOpt, int index)
+      throws DescriptorParseException {
+    List<Integer> result = new ArrayList<Integer>();
+    if (partsNoOpt.length < index) {
+      throw new DescriptorParseException("Line '" + line + "' does not "
+          + "contain a comma-separated value list at index " + index
+          + ".");
+    } else if (partsNoOpt.length > index + 1 ) {
+      throw new DescriptorParseException("Line '" + line + "' contains "
+          + "unrecognized values beyond the expected comma-separated "
+          + "value list at index " + index + ".");
+    } else if (partsNoOpt.length > index) {
+      String[] listElements = partsNoOpt[index].split(",");
+      for (String listElement : listElements) {
+        try {
+          result.add(Integer.parseInt(listElement));
+        } catch (NumberFormatException e) {
+          throw new DescriptorParseException("Line '" + line + "' "
+              + "contains an illegal value in list element '"
+              + listElement + "'.");
+        }
+      }
+    }
+    return result;
+  }
+
+  public static List<Double> parseCommaSeparatedDoubleValueList(
+      String line, String[] partsNoOpt, int index)
+      throws DescriptorParseException {
+    List<Double> result = new ArrayList<Double>();
+    if (partsNoOpt.length < index) {
+      throw new DescriptorParseException("Line '" + line + "' does not "
+          + "contain a comma-separated value list at index " + index
+          + ".");
+    } else if (partsNoOpt.length > index + 1 ) {
+      throw new DescriptorParseException("Line '" + line + "' contains "
+          + "unrecognized values beyond the expected comma-separated "
+          + "value list at index " + index + ".");
+    } else if (partsNoOpt.length > index) {
+      String[] listElements = partsNoOpt[index].split(",");
+      for (String listElement : listElements) {
+        try {
+          result.add(Double.parseDouble(listElement));
+        } catch (NumberFormatException e) {
+          throw new DescriptorParseException("Line '" + line + "' "
+              + "contains an illegal value in list element '"
+              + listElement + "'.");
+        }
+      }
+    }
+    return result;
+  }
 }
 
diff --git a/test/org/torproject/descriptor/impl/ServerDescriptorImplTest.java b/test/org/torproject/descriptor/impl/ServerDescriptorImplTest.java
index 439e5bb..889fce4 100644
--- a/test/org/torproject/descriptor/impl/ServerDescriptorImplTest.java
+++ b/test/org/torproject/descriptor/impl/ServerDescriptorImplTest.java
@@ -487,6 +487,11 @@ public class ServerDescriptorImplTest {
         + "04:03:19");
   }
 
+  @Test(expected = DescriptorParseException.class)
+  public void testPublishedNoTime() throws DescriptorParseException {
+    DescriptorBuilder.createWithPublishedLine("published 2012-01-01");
+  }
+
   @Test()
   public void testFingerprintNoOpt() throws DescriptorParseException {
     ServerDescriptor descriptor = DescriptorBuilder.



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