array:for-each issue

On 18 September 2015 at 11:22, Andy Bunce <bunce.andy at gmail.com> wrote: > Hi, > Using 8.2.3 (and the latest beta) this code seems to be invoking the JSON > serializer. I don't understand why. > > declare function local:wrap2($doc,$x as xs:integer*){ > $doc > }; > let $b:=doc("file.xml") > return array:for-each([1],local:wrap2($b,?)) > > And if file.xml is > <doc> > <p style="prior"/> > <p style="target"/> > <p style="later"/> > </doc> > > Error: > Improper use? Potential bug? Your feedback is welcome: > Contact: basex-talk at mailman.uni-konstanz.de > Version: BaseX 8.3 beta 89201d1 > Java: Oracle Corporation, 1.8.0_45 > OS: Windows 7, amd64 > Stack Trace: > java.lang.NullPointerException > at org.basex.util.Token.eq(Token.java:619) > at > org.basex.io.serial.json.JsonNodeSerializer.finishOpen(JsonNodeSerializer.java:145) > at org.basex.io.serial.Serializer.prepare(Serializer.java:524) > at org.basex.io.serial.Serializer.openElement(Serializer.java:229) > at org.basex.io.serial.Serializer.node(Serializer.java:437) > at org.basex.io.serial.Serializer.node(Serializer.java:176) > at org.basex.io.serial.StandardSerializer.node(StandardSerializer.java:99) > at > org.basex.io.serial.json.JsonNodeSerializer.node(JsonNodeSerializer.java:89) > at org.basex.io.serial.Serializer.serialize(Serializer.java:126) > at > org.basex.io.serial.StandardSerializer.serialize(StandardSerializer.java:84) > at > org.basex.io.serial.json.JsonSerializer.serialize(JsonSerializer.java:57) > at > org.basex.io.serial.json.JsonSerializer.serialize(JsonSerializer.java:76) > at > org.basex.io.serial.json.JsonSerializer.function(JsonSerializer.java:120) > at > org.basex.io.serial.AdaptiveSerializer.function(AdaptiveSerializer.java:78) > at org.basex.io.serial.Serializer.serialize(Serializer.java:128) > at > org.basex.io.serial.AdaptiveSerializer.serialize(AdaptiveSerializer.java:63) > at org.basex.query.value.Value.serialize(Value.java:223) > at org.basex.core.cmd.AQuery.query(AQuery.java:85) > at org.basex.core.cmd.XQuery.run(XQuery.java:22) > at org.basex.core.Command.run(Command.java:398) > at org.basex.core.Command.execute(Command.java:100) > at org.basex.gui.GUI.exec(GUI.java:472) > at org.basex.gui.GUI.access$4(GUI.java:425) > at org.basex.gui.GUI$7.run(GUI.java:412) >

On Fri, Sep 18, 2015 at 3:24 PM, Christian Grün <christian.gruen at gmail.com> wrote: > …registered [1]. The reason for the unexpected JSON exception is that > the (current) adaptive serializer output arrays and maps as JSON. > > Thanks, > Christian > > [1] https://github.com/BaseXdb/basex/issues/1198