private static String getAndroidPrefix(Element xml) {
String toolsPrefix =
XmlUtils.lookupNamespacePrefix(
xml, SdkConstants.ANDROID_URI, SdkConstants.ANDROID_NS_NAME, false);
if (!toolsPrefix.equals(SdkConstants.ANDROID_NS_NAME)
&& xml.getOwnerDocument().getDocumentElement().getAttribute("xmlns:" + toolsPrefix)
== null) {
// this is weird, the document is using "android" prefix but it's not bound
// to our namespace. Add the proper xmlns declaration.
xml.setAttribute("xmlns:" + toolsPrefix, SdkConstants.ANDROID_URI);
}
return toolsPrefix;
}
