Allow openFileURLStream(URL) to open jars
This is related to There are some cases for where this method
might be called with a URL to a file inside a jar. This commit allows
this method to read URLs with a protocol of 'jar:/'.
@@ -117,12 +117,12 @@ public final class FileSystemUtils {
}
/**
- * Returns an InputStream the given url if the url has a protocol of 'file', no host, and no port.
+ * Returns an InputStream the given url if the url has a protocol of 'file' or 'jar', no host, and no port.
*/
public static InputStream openFileURLStream(URL url) throws IOException {
String protocol = url.getProtocol();
- if ("file".equals(protocol) == false) {
- throw new IllegalArgumentException("Invalid protocol [" + protocol + "], must be [file]");
+ if ("file".equals(protocol) == false && "jar".equals(protocol) == false) {
+ throw new IllegalArgumentException("Invalid protocol [" + protocol + "], must be [file] or [jar]");
}
if (Strings.isEmpty(url.getHost()) == false) {
throw new IllegalArgumentException("URL cannot have host. Found: [" + url.getHost() + ']');
