Method commit

src/ooxml/java/org/apache/poi/POIXMLProperties.java:123–165

Commit changes to the underlying OPC package

()

	 * Commit changes to the underlying OPC package
	 */
	public void commit() throws IOException{

		if(extPart == null && !NEW_EXT_INSTANCE.toString().equals(ext.props.toString())){
			try {
				PackagePartName prtname = PackagingURIHelper.createPartName("/docProps/app.xml");
				pkg.addRelationship(prtname, TargetMode.INTERNAL, "http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties");
				extPart = pkg.createPart(prtname, "application/vnd.openxmlformats-officedocument.extended-properties+xml");
			} catch (InvalidFormatException e){
				throw new POIXMLException(e);
			}
		}
		if(custPart == null && !NEW_CUST_INSTANCE.toString().equals(cust.props.toString())){
			try {
				PackagePartName prtname = PackagingURIHelper.createPartName("/docProps/custom.xml");
				pkg.addRelationship(prtname, TargetMode.INTERNAL, "http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties");
				custPart = pkg.createPart(prtname, "application/vnd.openxmlformats-officedocument.custom-properties+xml");
			} catch (InvalidFormatException e){
				throw new POIXMLException(e);
			}
		}
		if(extPart != null){
			XmlOptions xmlOptions = new XmlOptions(POIXMLDocumentPart.DEFAULT_XML_OPTIONS);

			Map<String, String> map = new HashMap<String, String>();
			map.put("http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes", "vt");
			xmlOptions.setSaveSuggestedPrefixes(map);

			OutputStream out = extPart.getOutputStream();
			ext.props.save(out, xmlOptions);
			out.close();
		}
		if(custPart != null){
			XmlOptions xmlOptions = new XmlOptions(POIXMLDocumentPart.DEFAULT_XML_OPTIONS);

			Map<String, String> map = new HashMap<String, String>();
			map.put("http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes", "vt");
			xmlOptions.setSaveSuggestedPrefixes(map);

			OutputStream out = custPart.getOutputStream();
			cust.props.save(out, xmlOptions);
			out.close();
		}
	}

	/**
	 * The core document properties