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Posted to commits@commons.apache.org by gg...@apache.org on 2012/10/12 15:31:06 UTC
svn commit: r1397559 -
/commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java
Author: ggregory
Date: Fri Oct 12 13:31:06 2012
New Revision: 1397559
URL: http://svn.apache.org/viewvc?rev=1397559&view=rev
Log:
Allow performance test to traverse column values (optional).
Modified:
commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java
Modified: commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java
URL: http://svn.apache.org/viewvc/commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java?rev=1397559&r1=1397558&r2=1397559&view=diff
==============================================================================
--- commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java (original)
+++ commons/proper/csv/trunk/src/test/java/org/apache/commons/csv/perf/PerformanceTest.java Fri Oct 12 13:31:06 2012
@@ -30,6 +30,7 @@ import java.io.Reader;
import java.util.zip.GZIPInputStream;
import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVRecord;
import org.apache.commons.io.IOUtils;
import org.junit.BeforeClass;
import org.junit.Ignore;
@@ -64,13 +65,18 @@ public class PerformanceTest {
return new BufferedReader(new FileReader(BIG_FILE));
}
- private long parse(final Reader in) throws IOException {
+ private long parse(final Reader in, boolean traverseColumns) throws IOException {
final CSVFormat format = CSVFormat.DEFAULT.withIgnoreSurroundingSpaces(false);
- long count = 0;
- for (final Object record : format.parse(in)) {
- count++;
+ long recordCount = 0;
+ for (final CSVRecord record : format.parse(in)) {
+ recordCount++;
+ if (traverseColumns) {
+ for (String value : record) {
+ // do nothing for now
+ }
+ }
}
- return count;
+ return recordCount;
}
private void println() {
@@ -89,9 +95,9 @@ public class PerformanceTest {
return count;
}
- public long testParseBigFile() throws Exception {
+ public long testParseBigFile(boolean traverseColumns) throws Exception {
final long startMillis = System.currentTimeMillis();
- final long count = this.parse(this.getBufferedReader());
+ final long count = this.parse(this.getBufferedReader(), traverseColumns);
final long totalMillis = System.currentTimeMillis() - startMillis;
this.println(String.format("File parsed in %,d milliseconds with Commons CSV: %,d lines.", totalMillis, count));
return totalMillis;
@@ -101,7 +107,7 @@ public class PerformanceTest {
public void testParseBigFileRepeat() throws Exception {
long bestTime = Long.MAX_VALUE;
for (int i = 0; i < this.max; i++) {
- bestTime = Math.min(this.testParseBigFile(), bestTime);
+ bestTime = Math.min(this.testParseBigFile(false), bestTime);
}
this.println(String.format("Best time out of %,d is %,d milliseconds.", this.max, bestTime));
}