[jboss-jira] [JBoss JIRA] Resolved: (JBAS-7817) java.lang.IllegalArgumentException on JBoss 5.0.1

java.lang.IllegalArgumentException on JBoss 5.0.1 ------------------------------------------------- Key: JBAS-7817 URL: https://jira.jboss.org/jira/browse/JBAS-7817 Project: JBoss Application Server Issue Type: Bug Security Level: Public(Everyone can see) Components: Web (Tomcat) service Affects Versions: JBossAS-5.0.1.GA Environment: Windows Server 2008 + JBoss 5.1.0 Reporter: jian jin Assignee: Remy Maucherat Fix For: JBossAS-6.0.0.M3 Attachments: issue.png The code works well on JBoss 4.2.3 and JBoss 4.0.5. After we deploy the same application on JBoss 5. We encounter this issue. The stacktrace is: java.lang.IllegalArgumentException at java.nio.Buffer.position(Buffer.java:218) at org.apache.tomcat.util.buf.B2CConverter.convert(B2CConverter.java:84) at org.apache.catalina.connector.InputBuffer.realReadChars(InputBuffer.java:403) at org.apache.tomcat.util.buf.CharChunk.substract(CharChunk.java:383) at org.apache.catalina.connector.InputBuffer.read(InputBuffer.java:416) at org.apache.catalina.connector.CoyoteReader.read(CoyoteReader.java:93) at com.filenet.bp8.api.util.Bp8XMLUtil.getDocumentFromReader(Bp8XMLUtil.java:92) at com.filenet.bp8.apps.server.servlet.Bp8ActionDispatcherServlet.doPost(Bp8ActionDispatcherServlet.java:67) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:601) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) What we want to do is to get the content from HTTP Post request: In the servlet's doPost method, we invoked another utility class's getDocumentFromReader(Reader r) method: public static Document getDocumentFromReader(Reader r) throws IOException,SAXException { BufferedReader br = (BufferedReader) r; int i; StringBuffer sb = new StringBuffer(); try { while ((i = br.read()) != -1) sb.append((char) i);