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prof18 / RSS-Parser

A Kotlin Multiplatform library to parse a RSS Feed

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Always get exception RssParsingException

GazimSoliev opened this issue · comments

commented

Describe the bug
A clear and concise description of what the bug is.
Code:

fun main() {
    runBlocking {
        val test = "https://habr.com/ru/rss/hubs/artificial_intelligence/articles/all/?fl=ru"
        println(test)
        println(RssParser().parse(test))
    }
}

Exception:

Exception in thread "main" RssParsingException(message=Something went wrong during the parsing of the feed. Please double check if the XML is valid, cause=org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.)
	at com.prof18.rssparser.internal.JvmXmlParser$parseXML$2.invokeSuspend(JvmXmlParser.kt:37)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
	at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:108)
	at kotlinx.coroutines.internal.LimitedDispatcher$Worker.run(LimitedDispatcher.kt:115)
	at kotlinx.coroutines.scheduling.TaskImpl.run(Tasks.kt:103)
	at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:584)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:793)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:697)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:684)
Caused by: org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.
	at java.xml/com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:204)
	at java.xml/com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:178)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:400)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:327)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1465)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:978)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:605)
	at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:542)
	at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:889)
	at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:825)
	at java.xml/com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
	at java.xml/com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1224)
	at java.xml/com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:637)
	at java.xml/com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(SAXParserImpl.java:326)
	at java.xml/javax.xml.parsers.SAXParser.parse(SAXParser.java:197)
	at com.prof18.rssparser.internal.JvmXmlParser$parseXML$2.invokeSuspend(JvmXmlParser.kt:32)
	... 8 more

The link of the RSS Feed
Please provide a link to the RSS Feed that causes the bug.
https://habr.com/ru/rss/hubs/artificial_intelligence/articles/all/?fl=ru
https://www.test.de/rss/alles/
https://www.tagesschau.de/index~rss2.xml

commented

I created new project, it still doesn't work and also checked different RSS links

commented

Oh, sorry, I didn't notice that I have to use getRssChannel link, I apologize for that

commented

Oh, sorry, I didn't notice that I have to use getRssChannel link, I apologize for that

if u want u can create wrapper link and wrapper xml for parse and getRssChannel, for example value class RssLink(val url: String) and value class RssXML(val xml: String)