public void testCrawlUp() throws Exception {
String text = "Look Pa, some more!";
ModifiableTraversableSource src =
(ModifiableTraversableSource) resolver.resolveURI("jcr://path/to/very/deep/content");
write(src, text);
// Do a fresh lookup
src = (ModifiableTraversableSource) resolver.resolveURI("jcr://path/to/very/deep/content");
ModifiableTraversableSource parent = (ModifiableTraversableSource) src.getParent();
assertTrue(parent.exists());
assertEquals("jcr://path/to/very/deep", parent.getURI());
parent = (ModifiableTraversableSource) parent.getParent();
assertTrue(parent.exists());
assertEquals("jcr://path/to/very", parent.getURI());
parent = (ModifiableTraversableSource) parent.getParent();
assertTrue(parent.exists());
assertEquals("jcr://path/to", parent.getURI());
parent = (ModifiableTraversableSource) parent.getParent();
assertTrue(parent.exists());
assertEquals("jcr://path", parent.getURI());
parent = (ModifiableTraversableSource) parent.getParent();
assertTrue(parent.exists());
assertEquals("jcr://", parent.getURI());
// Root node has no parent
parent = (ModifiableTraversableSource) parent.getParent();
assertNull(parent);
}
public static void copy(ModifiableTraversableSource from, ModifiableTraversableSource to)
throws IOException {
if (!from.exists()) {
throw new IOException("Cannot find source file/folder");
}
if (from.isCollection()) {
to.makeCollection();
Collection contents;
try {
contents = from.getChildren();
} catch (SourceException se) {
throw new RuntimeException("Unable to list contents for collection " + from);
}
for (Iterator iter = contents.iterator(); iter.hasNext(); ) {
ModifiableTraversableSource src = (ModifiableTraversableSource) iter.next();
SourceUtil.copy(src, resolve(to.getURI() + "/" + src.getName()));
}
} else {
to = (ModifiableTraversableSource) resolve(to.getURI());
InputStream in = null;
OutputStream out = null;
try {
in = from.getInputStream();
out = to.getOutputStream();
copy(in, out);
} finally {
if (out != null) out.close();
if (in != null) in.close();
}
}
}