public void modifyConfig(String file,String diff_apkOldPath,String diff_apkNewPath,String diff_apkPatchPath,String merge_apkOldPath,String merge_apkNewPath,String merge_apkPatchPath)
	{
		Document document;
		try {
			document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(file);
			Element root = document.getDocumentElement();  
			root.getElementsByTagName("diff_apkOldPath").item(0).setTextContent(diff_apkOldPath); 
			root.getElementsByTagName("diff_apkNewPath").item(0).setTextContent(diff_apkNewPath); 
			root.getElementsByTagName("diff_apkPatchPath").item(0).setTextContent(diff_apkPatchPath); 
			root.getElementsByTagName("merge_apkOldPath").item(0).setTextContent(merge_apkOldPath); 
			root.getElementsByTagName("merge_apkNewPath").item(0).setTextContent(merge_apkNewPath); 
			root.getElementsByTagName("merge_apkPatchPath").item(0).setTextContent(merge_apkPatchPath); 
			output(root,file);
		} catch (SAXException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		} catch (ParserConfigurationException e) {
			e.printStackTrace();
		}
		
	}