matthiasblaesing commented on code in PR #5299:
URL: https://github.com/apache/netbeans/pull/5299#discussion_r1091037238
##########
java/debugger.jpda/src/org/netbeans/modules/debugger/jpda/models/ShortenedStrings.java:
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@@ -171,14 +212,43 @@ static String getStringWithLengthControl(StringReference
sr) throws InternalExce
} else {
assert sa != null;
int l = AbstractObjectVariable.MAX_STRING_LENGTH;
+ if (isCompressedImpl && isUTF16){
+ l *= 2;
+ }
List<Value> values = ArrayReferenceWrapper.getValues(sa, 0, l);
char[] characters = new char[l + 3];
- for (int i = 0; i < l; i++) {
- Value v = values.get(i);
- if (!(v instanceof CharValue)) {
- return "<Unreadable>";
+ if (isCompressedImpl) {
+ //java compressed string
+ if (!isUTF16) {
+ //we can just cast to char
+ for (int i = 0; i < l; i++) {
+ Value v = values.get(i);
+ if (!(v instanceof ByteValue)) {
+ return ERROR_RESULT;
+ }
+ char c = (char)((ByteValue) v).byteValue();
+ //remove the extended sign
+ c &= 0xFF;
+ characters[i] = c;
+ }
+ }
+ else {
+ //life is pain
+ //We can't just inline code for this since... native
+ //jazz and big/little endian stuff... so...
+ //see StringUTF16.java
+ //implement later!
+ return "<Not Implemented>";
Review Comment:
I thought about that, but the problem is, that there is no indicator, what
is "the right" shift. In my testcase, both shifts resulted in a valid code
point. You could ask the target VM to encode a string, but then you can also
directly determine the byteorder there.
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