use head instead of predicate

sammefford · sammefford · commit 3b3e6c8ddcd2 · 2016-03-09T22:26:52.000-07:00
(cherry picked from commit c94f0d4)
diff --git a/src/test/resources/RestTransformAdapter.xqy b/src/test/resources/RestTransformAdapter.xqy
@@ -15,7 +15,7 @@ declare function adapter:transform(
   let $uri           := map:get($content, "uri")
   let $docIn         := map:get($content, "value")
   let $params        := xdmp:from-json-string(
-    (map:get($context, "transform_param"), '{"ml.transform":"transform"}')[1]
+    head((map:get($context, "transform_param"), '{"ml.transform":"transform"}'))
   )
   let $transform     := map:get($params, "ml.transform")
   let $targetContext := map:entry("uri", $uri)

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@ declare function adapter:transform(`
`15`	`15`	`let $uri := map:get($content, "uri")`
`16`	`16`	`let $docIn := map:get($content, "value")`
`17`	`17`	`let $params := xdmp:from-json-string(`
`18`		`- (map:get($context, "transform_param"), '{"ml.transform":"transform"}')[1]`
	`18`	`+ head((map:get($context, "transform_param"), '{"ml.transform":"transform"}'))`
`19`	`19`	`)`
`20`	`20`	`let $transform := map:get($params, "ml.transform")`
`21`	`21`	`let $targetContext := map:entry("uri", $uri)`