Re: Unable to open uploaded pdf and docx file
Dear Lukasz,
Any advice will be greatly appreciated.
Thank you.
Regards
Mahabir
On Thu, Mar 14, 2024 at 5:03 PM Mahabir Gupta wrote:
> Dear Lukasz,
>
> This issue came after I upgraded from Struts 2.5 to Struts 6.0.3.2. The
> .pdf and .docx files seem to be corrupted when I am trying to download the
> files. Kindly advise. Thank you.
>
> Regards
> Mahabir
>
> On Thu, Mar 14, 2024 at 1:38 PM Mahabir Gupta
> wrote:
>
>> Dear Lukasz,
>>
>> I am able to upload and download and open .txt file but for .pdf and
>> .docx files, I am able to upload but when I download the pdf file, the file
>> cannot be opened. For the .docx file when I try to click on the file, on
>> the console it does show the log successfully download attachment file but
>> on the frontend an error "System is unable to proceed with your request."
>> is being displayed.
>>
>> public class getDotsMissionAction {
>>
>> public void downloadAttach(){
>> try {
>> String filename =
>> DotsFormUtil.cleanStringFile(request.getParameter("filename"));t
>> String realname =
>> DotsFormUtil.cleanStringFile(request.getParameter("name"));
>>
>> HttpSession session = (HttpSession) request.getSession();
>> String strDotsIdToken = (String)
>> session.getAttribute("strDotsIdToken");
>>
>> try{
>> if(strDotsIdToken == null ||
>> !strDotsIdToken.equals(filename.split("_")[0]))
>> logger.error("strDotsIdToken is null or strDotsIdToken
>> is not equal and Exception is thrown");
>> }catch (Exception e){
>> logger.info(e);
>> }
>> try {
>> if(filename!= null){
>> try {
>> ResourceBundle bundle =
>> ResourceBundle.getBundle("resources.dotsDisplay");
>> String
>> strDirectory=DotsFormUtil.cleanpString(bundle.getString("dots.attachments.path"));
>> File f= new
>> File(FilenameUtils.normalize(DotsFormUtil.cleanString(strDirectory+File.separator
>> + filename)));
>> String pattern =
>> "[a-zA-Z0-9]{1,50}\\.[a-zA-Z0-9]{1,10}";
>> if(realname.matches(pattern)){
>> response.reset();
>> response.setCharacterEncoding("UTF-8");
>> response.setContentType("application/pdf");
>>
>> response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
>>
>> response.setHeader("Content-Disposition","attachment; fileName=" +realname);
>> }
>> try (
>> OutputStream out2 = response.getOutputStream()){
>> Files.copy(f,out2);
>> out2.flush();
>> }
>> } catch (FileNotFoundException e){
>> e.printStackTrace();
>> logger.error(e.getMessage());
>> }
>> }
>> }catch (FileNotFoundException e){
>> e.printStackTrace();
>> logger.error(e.getMessage());
>> }
>> logger.info("successfully download attachment file");
>> }catch (FileNotFoundException e){
>> e.printStackTrace();
>> logger.error(e.getMessage());
>> }
>> }
>>
>> public static String cleanStringFile(String- aString){
>> if(aString==null) return null;
>> String cleanString = "";
>> char cleanChar = '\0';
>> for(int i=0; i> cleanChar = cleanCharFile(aString.charAt(i));
>> if(cleanChar != '\0') cleanString+=cleanChar;
>> }
>> return cleanString;
>> }
>>
>> private static char cleanCharFile(char aChar){
>> for(int i = 48; i<58; ++i){
>> if(aChar ==i) return (char) i;
>> }
>> for(int i = 65; i<91; ++i){
>> if(aChar ==i) return (char) i;
>> }
>> for(int i = 97; i<123; ++i){
>> if(aChar ==i) return (char) i;
>> }
>>
>> switch (aChar){
>> case '.':
>> return '.';
>> case '_':
>> return '_';
>> case '-':
>> return '-';
>> case '!':
>> return '!';
>> }
>> return '\0';
>> }
>>
>>
>> This is my modified code
>>
>> public String downloadAttach() {
>> HttpServletResponse response = ServletActionContext.getResponse();
>> try {
>> String filename =
>> DotsFormUtil.cleanStringFile(request.getParameter("filename"));t
>> String realname =
>> DotsFormUtil.cleanStringFile(request.getParameter("name"));
>>
>> HttpSession session = (HttpSession) request
Re: struts 2.5.33 - ERROR DefaultClassFinder - Unable to read class - IncompatibleClassChangeError
This looks like you have another version of the ASM library on the classpath https://stackoverflow.com/questions/16209623/incompatibleclasschangeerror-class-classmetadatareadingvisitor-has-interface-cl czw., 21 mar 2024 o 15:00 DAngel napisał(a): > > Hello, thanks for answering > > Before starting tomcat I delete the content inside the directories > "work" and "temp" > > > OGNL version: > WEB-INF/lib/ognl-3.1.29.jar > WEB-INF/lib/tiles-ognl-3.0.8.jar > > > The following is the error trace for an Action class > (the same thing is repeated for all Action classes) > > 10:34:20.402 [main] ERROR org.apache.struts2.convention.DefaultClassFinder > - Unable to read class [org.dlix.ui.actions.ListDetail] > java.lang.IncompatibleClassChangeError: class > org.apache.struts2.convention.DefaultClassFinder$InfoBuildingVisitor has > interface org.objectweb.asm.ClassVisitor as super class > at > org.apache.struts2.convention.DefaultClassFinder.readClassDef(DefaultClassFinder.java:462) > ~[struts2-convention-plugin-2.5.33.jar:2.5.33] > at > org.apache.struts2.convention.DefaultClassFinder.(DefaultClassFinder.java:93) > [struts2-convention-plugin-2.5.33.jar:2.5.33] > at > org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildClassFinder(PackageBasedActionConfigBuilder.java:395) > [struts2-convention-plugin-2.5.33.jar:2.5.33] > at > org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java:377) > [struts2-convention-plugin-2.5.33.jar:2.5.33] > at > org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:333) > [struts2-convention-plugin-2.5.33.jar:2.5.33] > at > org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:52) > [struts2-convention-plugin-2.5.33.jar:2.5.33] > at > com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:206) > [struts2-core-2.5.33.jar:2.5.33] > at > com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.struts2.dispatcher.Dispatcher.getContainer(Dispatcher.java:970) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:463) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:496) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.struts2.dispatcher.InitOperations.initDispatcher(InitOperations.java:73) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:61) > [struts2-core-2.5.33.jar:2.5.33] > at > org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:262) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:244) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:97) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4345) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:4972) > [catalina.jar:9.0.76] > at > org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:683) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:658) > [catalina.jar:9.0.76] > at > org.apache.catalina.core.StandardHost.addChild(StandardHost.java:662) > [catalina.jar:9.0.76] > at > org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1023) > [catalina.jar:9.0.76] > at > org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1910) > [catalina.jar:9.0.76] > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > [?:1.8.0_382] > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > [?:1.8.0_382] > at > org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75) > [tomcat-util.jar:9.0.76] > at > java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112) > [?:1.8.0_382] > at > org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:824) > [catalina.jar:9.0.76] > at > org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:474) > [catalina.jar:9.0.76] > at > org.apache.catalina.startup.HostConfig.start(HostConfig.java:1617) > [catalina.jar:9.0.76] > at > org.apache.catalina.startup.HostCo
