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From "Claus Ibsen (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (CAMEL-10789) Indexing with simple expression broken in Apache Camel 2.18
Date Wed, 01 Mar 2017 09:06:45 GMT

     [ https://issues.apache.org/jira/browse/CAMEL-10789?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Claus Ibsen reassigned CAMEL-10789:
-----------------------------------

    Assignee: Claus Ibsen

> Indexing with simple expression broken in Apache Camel 2.18
> -----------------------------------------------------------
>
>                 Key: CAMEL-10789
>                 URL: https://issues.apache.org/jira/browse/CAMEL-10789
>             Project: Camel
>          Issue Type: Bug
>          Components: camel-core
>    Affects Versions: 2.18.0, 2.18.1, 2.18.2
>         Environment: Camel 2.18.0/2.18.1/2.18.2 with JDK 1.8.0_112
>            Reporter: Surjit Sen
>            Assignee: Claus Ibsen
>            Priority: Minor
>             Fix For: 2.18.3
>
>
> The following sample code works fine with version 2.17.4 (JDK 1.7), but fails on Camel
2.18.0, 2.18.1 and 2.18.2 (JDK 1.8)
> {code}
> from("direct:process")
>         .process(new Processor() {
>             public void process(Exchange exchange) {
>                 List<String> alist = new ArrayList<String>();
>                 alist.add("1");
>                 alist.add("99");
>                 exchange.getIn().setHeader("ITEMS", alist);
>                 exchange.getIn().setHeader("TOTAL_LOOPS", alist.size());
>             }
>         })
>         .loop(simple("${header.TOTAL_LOOPS}", Integer.class))
>           .setHeader("item", simple("${header.ITEMS[${property.CamelLoopIndex}]}", String.class))
>           .log(LoggingLevel.INFO, LOG_CLASS_NAME, simple("item = ${header.item} and TOTAL_MAPS
= ${header.TOTAL_LOOPS}").getText())
>         .end()
>         .end();
> {code}
> With 2.18.x, the following exception gets thrown:
> {code}
> 2017-02-03 21:13:31 ERROR DefaultErrorHandler:204 - Failed delivery for (MessageId: ID-CATL0W10D4DG4R1-55822-1486174410756-0-1
on ExchangeId: ID-CATL0W10D4DG4R1-55822-1486174410756-0-2). Exhausted after delivery attempt:
1 caught: org.apache.camel.language.bean.RuntimeBeanExpressionException: Failed to invoke
method: [${property.CamelLoopIndex}] on java.util.ArrayList due to: java.lang.IndexOutOfBoundsException:
Key: ${property.CamelLoopIndex} not found in bean: [1, 99] of type: java.util.ArrayList using
OGNL path [[${property.CamelLoopIndex}]]
> {code}



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