[Registry-dev] [jira] Created: (REGISTRY-301) 404 error returns when subscribing to root feed

[Charitha Kankanamge (JIRA)]

404 error returns when subscribing to root feed
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                 Key: REGISTRY-301
                 URL: https://wso2.org/jira/browse/REGISTRY-301
             Project: WSO2 Registry
          Issue Type: Bug
    Affects Versions: 1.1
         Environment: winxp, tomcat 6, jdk15
            Reporter: Charitha Kankanamge
            Assignee: Chathura Ekanayake
            Priority: Critical


http://localhost:9762/wso2registry/atom/ returns 404 error with the following exception.

[ERROR] 522360 org.apache.abdera.i18n.text.InvalidCharacterException: Invalid Character 0x5f(_)
[INFO] 522391 Server error
org.apache.abdera.i18n.text.InvalidCharacterException: Invalid Character 0x5f(_)
        at org.apache.abdera.i18n.text.CodepointIterator$RestrictedCodepointIterator.next(CodepointIterator.java:480)
        at org.apache.abdera.i18n.text.CharUtils.verifyNot(CharUtils.java:957)
        at org.apache.abdera.i18n.iri.IDNA.toASCII(IDNA.java:107)
        at org.apache.abdera.i18n.iri.IRI.init(IRI.java:143)
        at org.apache.abdera.i18n.iri.IRI.<init>(IRI.java:67)
        at org.apache.abdera.parser.stax.FOMLink.setHref(FOMLink.java:114)
        at org.apache.abdera.parser.stax.FOMEntry.addLink(FOMEntry.java:430)
        at org.wso2.registry.app.RegistryAdapter.addEntryDetails(RegistryAdapter.java:957)
        at org.wso2.registry.app.RegistryAdapter.addEntryDetails(RegistryAdapter.java:36)
        at org.apache.abdera.protocol.server.impl.AbstractEntityCollectionAdapter.addFeedDetails(AbstractEntityCollectionAdapter.java:394)
        at org.wso2.registry.app.RegistryAdapter.addFeedDetails(RegistryAdapterjava:995)
        at org.apache.abdera.protocol.server.impl.AbstractEntityCollectionAdapter.getFeed(AbstractEntityCollectionAdapter.java:370)
        at org.apache.abdera.protocol.server.impl.AbstractProvider.process(AbstractProvider.java:145)
        at org.apache.abdera.protocol.server.FilterChain.next(FilterChain.java:42)
        at org.apache.abdera.protocol.server.servlet.AbderaServlet.service(AbderaServlet.java:90)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
        at java.lang.Thread.run(Thread.java:595)

Steps to reproduce:
================
1. Log in to registry UI as admin
2. Click on 'Subscribe to this feed' icon located at root level

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