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-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java17
-rw-r--r--lib/jinterface/test/nc_SUITE.erl7
-rw-r--r--lib/jinterface/test/nc_SUITE_data/echo_server.java6
3 files changed, 21 insertions, 9 deletions
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java
index 8cd900aada..be8b7c5c12 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java
@@ -154,13 +154,16 @@ public class OtpErlangString extends OtpErlangObject implements Serializable,
* Unicode code points
*/
- public static int[] stringToCodePoints(final String s) {
- final int m = s.codePointCount(0, s.length());
- final int [] codePoints = new int[m];
- for (int i = 0, j = 0; j < m; i = s.offsetByCodePoints(i, 1), j++) {
- codePoints[j] = s.codePointAt(i);
- }
- return codePoints;
+ public static int[] stringToCodePoints(final String s) {
+ final int m = s.codePointCount(0, s.length());
+ final int[] codePoints = new int[m];
+ int j = 0;
+ for (int offset = 0; offset < s.length();) {
+ final int codepoint = s.codePointAt(offset);
+ codePoints[j++] = codepoint;
+ offset += Character.charCount(codepoint);
+ }
+ return codePoints;
}
/**
diff --git a/lib/jinterface/test/nc_SUITE.erl b/lib/jinterface/test/nc_SUITE.erl
index da54f5bf51..9c88400c2a 100644
--- a/lib/jinterface/test/nc_SUITE.erl
+++ b/lib/jinterface/test/nc_SUITE.erl
@@ -296,7 +296,8 @@ lists_roundtrip_2(Config) when is_list(Config) ->
{[z,23|24],tail3},
{[z|25],tail3},
{"abc123",sub3atom},
- {"abc",sub3atom}
+ {"abc",sub3atom},
+ {"abcdefg",codepointBug}
],
Trans =
fun ([_|T], tail) ->
@@ -308,7 +309,9 @@ lists_roundtrip_2(Config) when is_list(Config) ->
(L, tail3) when is_list(L) ->
null;
([_,_,_|L], sub3atom) ->
- list_to_atom(L)
+ list_to_atom(L);
+ (L, codepointBug) ->
+ L
end,
OutTrans =
fun ({L,Twist}) ->
diff --git a/lib/jinterface/test/nc_SUITE_data/echo_server.java b/lib/jinterface/test/nc_SUITE_data/echo_server.java
index 0550e4beb1..5ecb5b72a7 100644
--- a/lib/jinterface/test/nc_SUITE_data/echo_server.java
+++ b/lib/jinterface/test/nc_SUITE_data/echo_server.java
@@ -202,6 +202,12 @@ public class echo_server {
final OtpErlangAtom o = new OtpErlangAtom(s.stringValue()
.substring(3));
return o;
+ } else if (atomValue.equals("codepointBug")
+ && i instanceof OtpErlangString) {
+ final OtpErlangString s = (OtpErlangString) i;
+ final String ss = s.stringValue().substring(3, 6);
+ final int[] cps = OtpErlangString.stringToCodePoints(ss);
+ return s;
} else if (atomValue.equals("utf8")) {
if (i instanceof OtpErlangString) {
final OtpErlangString s = (OtpErlangString) i;