github-52: add ExcelToHtmlConverter method that works on InputStreams. Thanks to Tony Zeng! This closes #52.

https://github.com/apache/poi/pull/52

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1795256 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2017-05-16 00:58:01 +00:00
parent 7b15cc372e
commit 1e9bc2edbb
1 changed files with 39 additions and 2 deletions

View File

@ -18,6 +18,7 @@ package org.apache.poi.hssf.converter;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
@ -106,7 +107,7 @@ public class ExcelToHtmlConverter extends AbstractExcelConverter
* Converts Excel file (97-2007) into HTML file.
*
* @param xlsFile
* file to process
* workbook file to process
* @return DOM representation of result HTML
* @throws IOException
* @throws ParserConfigurationException
@ -114,12 +115,48 @@ public class ExcelToHtmlConverter extends AbstractExcelConverter
public static Document process( File xlsFile ) throws IOException, ParserConfigurationException
{
final HSSFWorkbook workbook = ExcelToHtmlUtils.loadXls( xlsFile );
try {
return ExcelToHtmlConverter.process( workbook );
} finally {
workbook.close();
}
}
/**
* Converts Excel file (97-2007) into HTML file.
*
* @param xlsFile
* workbook stream to process
* @return DOM representation of result HTML
* @throws IOException
* @throws ParserConfigurationException
*/
public static Document process( InputStream xlsStream ) throws IOException, ParserConfigurationException
{
final HSSFWorkbook workbook = new HSSFWorkbook( xlsStream );
try {
return ExcelToHtmlConverter.process( workbook );
} finally {
workbook.close();
}
}
/**
* Converts Excel file (97-2007) into HTML file.
*
* @param xlsFile
* workbook instance to process
* @return DOM representation of result HTML
* @throws IOException
* @throws ParserConfigurationException
*/
public static Document process( HSSFWorkbook workbook ) throws IOException, ParserConfigurationException
{
ExcelToHtmlConverter excelToHtmlConverter = new ExcelToHtmlConverter(
XMLHelper.getDocumentBuilderFactory().newDocumentBuilder()
.newDocument() );
excelToHtmlConverter.processWorkbook( workbook );
Document doc = excelToHtmlConverter.getDocument();
workbook.close();
return doc;
}