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https://issues.apache.org/jira/browse/METRON-1146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16153466#comment-16153466
]
ASF GitHub Bot commented on METRON-1146:
----------------------------------------
Github user anandsubbu commented on a diff in the pull request:
https://github.com/apache/metron/pull/727#discussion_r136954647
--- Diff:
metron-stellar/stellar-common/src/main/java/org/apache/metron/stellar/dsl/functions/StringFunctions.java
---
@@ -450,4 +454,40 @@ public Object apply(List<Object> strings) {
}
}
+ @Stellar( name = "PARSE_JSON_STRING"
+ , description = "Returns a JSON object for the specified JSON
string"
+ , params = {
+ "str - the JSON String to convert, may be null"
+ }
+ , returns = "an Object containing the parsed JSON string"
+ )
+ public static class ParseJsonString extends BaseStellarFunction {
+
--- End diff --
Updated README
> Add ability to parse JSON string into JSONObject for stellar
> ------------------------------------------------------------
>
> Key: METRON-1146
> URL: https://issues.apache.org/jira/browse/METRON-1146
> Project: Metron
> Issue Type: Bug
> Reporter: Anand Subramanian
> Assignee: Anand Subramanian
>
> Use jackson to parse a given JSON string and return a JSONObject on the
> stellar. For example:
> {code}
> MAP_GET( 'bar', PARSE_JSON_STRING( '{ "foo" : 1, "bar" : 2}' )
> {code}
> would give the output 2
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