powerbroker commented on code in PR #34:
URL: https://github.com/apache/geronimo-xbean/pull/34#discussion_r1045269988
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xbean-finder/src/main/java/org/apache/xbean/finder/archive/JarArchive.java:
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@@ -41,22 +43,52 @@ public class JarArchive implements Archive {
private final JarFile jar;
private final MJarSupport mjar = new MJarSupport();
- public JarArchive(ClassLoader loader, URL url) {
+ public JarArchive(ClassLoader loader, URL url){
// if (!"jar".equals(url.getProtocol())) throw new
IllegalArgumentException("not a jar url: " + url);
+ this.loader = loader;
+ this.url = url;
+ File jf;
+ int idx;
+
+ /*
+ * True URL.getPath(...) wiping out protocol prefixes:
+ *
+ * 1. 'jar:file:/c:/temp/...' -> 'jar' + 'file:/c:/temp/...'
+ * 2. 'file:/c:/temp/...' -> 'file' + '/c:/temp/...'
+ *
+ * assuming we accept 'file:/...${xxx.jar}!/' URLs
+ * AND 'zip:file:/...!/' would be cool too, if
+ * allowed by new URL(...)
+ */
try {
- this.loader = loader;
- this.url = url;
- URL u = url;
-
- String jarPath = url.getFile();
- if (jarPath.contains("!")) {
- jarPath = jarPath.substring(0, jarPath.lastIndexOf("!"));
- u = new URL(jarPath);
+ // Underlying JarFile(...) requires RandomAccessFile,
+ // so only local file URLs here...
+ while(!"file".equalsIgnoreCase(url.getProtocol())) {
+ // no need here in .getQuery() tail, appended by getFile()
+ url = new URL(url.getPath());
}
- jar = new JarFile(FileArchive.decode(u.getFile())); // no more an
url
- } catch (IOException e) {
- throw new IllegalStateException(e);
+ }catch(MalformedURLException ex){
+ // No more protocol(s) in path
+ throw new UnsupportedOperationException("Please provide
'file:/...' or 'jar:file:/...!/' URL");
+ }
+
+ // TODO: drop FileArchive.decode?
+ // URLDecoder.decode(url.getPath(), "UTF-8");
+ String jarPath = FileArchive.decode(url.getPath());
+
+ while(!(jf = new File(jarPath)).exists()){
+ if((idx = jarPath.lastIndexOf('!')) > 0){
Review Comment:
what do you mean?
start from beginning FAILS, start from end SUCCEEDS. yes, success may cost
some resources, that's the price.
if i missed something...?
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