erik/JSON-java
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Fixes #410. Invalid processing of trailing / for JSON Pointer

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This commit is contained in:
John J. Aylward 2018-03-19 09:33:09 -04:00
parent 2a6b5bacc5
commit 2362c930d1
1 changed files with 22 additions and 3 deletions
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25
JSONPointer.java
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@ -158,9 +158,28 @@ public class JSONPointer {
throw new IllegalArgumentException("a JSON pointer should start with '/' or '#/'");
}
this.refTokens = new ArrayList<String>();
for (String token : refs.split("/")) {
this.refTokens.add(unescape(token));
}
int slashIdx = -1;
int prevSlashIdx = 0;
do {
prevSlashIdx = slashIdx + 1;
slashIdx = refs.indexOf('/', prevSlashIdx);
if(prevSlashIdx == slashIdx || prevSlashIdx == refs.length()) {
// found 2 slashes in a row ( obj//next )
// or single slash at the end of a string ( obj/test/ )
this.refTokens.add("");
} else if (slashIdx >= 0) {
final String token = refs.substring(prevSlashIdx, slashIdx);
this.refTokens.add(unescape(token));
} else {
// last item after separator, or no separator at all.
final String token = refs.substring(prevSlashIdx);
this.refTokens.add(unescape(token));
}
} while (slashIdx >= 0);
// using split does not take into account consecutive separators or "ending nulls"
//for (String token : refs.split("/")) {
// this.refTokens.add(unescape(token));
//}
}
public JSONPointer(List<String> refTokens) {