+#!/usr/bin/perl
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# ----------
+# shingle.bm2jira.pl
+#
+# Converts Lucene contrib-benchmark output produced using the
+# conf/shingle.alg file into a JIRA-formatted table.
+#
+
+use strict;
+use warnings;
+
+my %min_elapsed = ();
+
+#Operation round runCnt recsPerRun rec/s elapsedSec avgUsedMem avgTotalMem
+#BigramsAndUnigrams 0 1 255691 21,147.22 12.09 15,501,840 35,061,760
+#BigramsOnly - - 0 - - 1 - - 127383 - 16,871.92 7.55 - 31,725,312 41,746,432
+#FourgramsAndUnigrams
+#FourgramsOnly
+#UnigramsOnly
+
+while (<>) {
+ if (/^((?:Uni|Bi|Four)grams\S+)[-\s]*([^\s{].*)/) {
+ my $operation = $1;
+ my $stats = $2;
+ my $max_shingle_size
+ = ($operation =~ /^Bigrams/ ? 2 : $operation =~ /^Unigrams/ ? 1 : 4);
+ my $output_unigrams
+ = ($operation =~ /(?:AndUnigrams|UnigramsOnly)$/ ? 'yes' : 'no');
+ my ($elapsed) = $stats =~ /(?:[\d,.]+[-\s]*){4}([.\d]+)/;
+ $min_elapsed{$max_shingle_size}{$output_unigrams} = $elapsed
+ unless (defined($min_elapsed{$max_shingle_size}{$output_unigrams})
+ && $elapsed >= $min_elapsed{$max_shingle_size}{$output_unigrams});
+ }
+}
+
+# Print out platform info
+print "JAVA:\n", `java -version 2>&1`, "\nOS:\n";
+if ($^O =~ /win/i) {
+ print "$^O\n";
+ eval {
+ require Win32;
+ print Win32::GetOSName(), "\n", Win32::GetOSVersion(), "\n";
+ };
+ die "Error loading Win32: $@" if ($@);
+} else {
+ print `uname -a 2>&1`;
+}
+
+print "\n||Max Shingle Size||Unigrams?||Elapsed||\n";
+
+for my $max_shingle_size (sort { $a <=> $b } keys %min_elapsed) {
+ for my $output_unigrams (sort keys %{$min_elapsed{$max_shingle_size}}) {
+ my $size = (1 == $max_shingle_size ? '1 (Unigrams)' : $max_shingle_size);
+ printf "|$size|$output_unigrams|\%2.2fs|\n",
+ $min_elapsed{$max_shingle_size}{$output_unigrams};
+ }
+}