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Report how long the CSV conversion took, helpful for a quick read performance test

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1572555 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2014-02-27 13:32:27 +00:00
parent 833ae007f8
commit 6d8a78a373
1 changed files with 23 additions and 14 deletions
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37
src/examples/src/org/apache/poi/ss/examples/ToCSV.java
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@ -18,23 +18,23 @@
package org.apache.poi.ss.examples;
import org.apache.poi.ss.usermodel.WorkbookFactory;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Row;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.FilenameFilter;
import java.io.IOException;
import java.util.ArrayList;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.BufferedWriter;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.WorkbookFactory;
/**
* Demonstrates <em>one</em> way to convert an Excel spreadsheet into a CSV
@ -669,6 +669,8 @@ public class ToCSV {
// for example - then the CSV file generated from one will overwrite
// that generated from the other.
ToCSV converter = null;
boolean converted = true;
long startTime = System.currentTimeMillis();
try {
converter = new ToCSV();
if(args.length == 2) {
@ -710,6 +712,7 @@ public class ToCSV {
"\t\t\t\tthat obeys UNIX formatting conventions. If no\n" +
"\t\t\t\tvalue is passed, then the CSV file produced\n" +
"\t\t\t\twill obey Excel's formatting conventions.");
converted = false;
}
}
// It is not wise to have such a wide catch clause - Exception is very
@ -723,6 +726,12 @@ public class ToCSV {
System.out.println("Message: " + ex.getMessage());
System.out.println("Stacktrace follows:.....");
ex.printStackTrace(System.out);
converted = false;
}
if (converted) {
System.out.println("Conversion took " +
(int)((System.currentTimeMillis() - startTime)/1000) + " seconds");
}
}