Method onSave

src/ooxml/java/org/apache/poi/POIXMLDocumentPart.java:195–203

Save changes in the underlying OOXML package. Recursively fires #commit() for each package part @param alreadySaved context set containing already visited nodes

(Set<PackagePart> alreadySaved)

     * @param alreadySaved    context set containing already visited nodes
     */
    protected final void onSave(Set<PackagePart> alreadySaved) throws IOException{
    	commit();
    	alreadySaved.add(this.getPackagePart());
    	for(POIXMLDocumentPart p : relations){
            if (!alreadySaved.contains(p.getPackagePart())) {
    			p.onSave(alreadySaved);
    		}
    	}
    }

    /**
     * Create a new child POIXMLDocumentPart