Examples with DataUnavailable com.ibm.dtfj.image.DataUnavailable used on opensource projects

Example 61 with DataUnavailable

use of com.ibm.dtfj.image.DataUnavailable in project openj9 by eclipse.

the class InfoProcCommand method printCommandLine.

private void printCommandLine() {
    ImageProcess ip = ctx.getProcess();
    out.print("\t Command line:\n\t  ");
    try {
        String commandLine = ip.getCommandLine();
        if (null == commandLine)
            out.print("<null>");
        else
            out.print(commandLine);
    } catch (CorruptDataException e) {
        out.print(Exceptions.getCorruptDataExceptionString());
    } catch (DataUnavailable e) {
        out.print("Could not determine command line");
    }
    out.println();
    out.println();
    // Print the VM initialization options, similar to javacore.
    try {
        JavaVMInitArgs args = ctx.getRuntime().getJavaVMInitArgs();
        if (args != null) {
            out.print("\t Java VM init options: ");
            Iterator<?> opts = args.getOptions();
            while (opts.hasNext()) {
                out.println();
                Object obj = opts.next();
                if (obj instanceof JavaVMOption) {
                    JavaVMOption opt = (JavaVMOption) obj;
                    out.print("\t  " + opt.getOptionString());
                    if (opt.getExtraInfo().getAddress() != 0) {
                        out.print(" " + Utils.toHex(opt.getExtraInfo()));
                    }
                }
            }
        } else {
            out.print(Exceptions.getDataUnavailableString());
        }
    } catch (Exception cde) {
        // in the event of an exception getting the VM init options, just print the original message
        out.print(Exceptions.getDataUnavailableString());
    }
    out.print("\n");
}

Example 62 with DataUnavailable

use of com.ibm.dtfj.image.DataUnavailable in project openj9 by eclipse.

the class InfoThreadCommand method doCommand.

public void doCommand(String[] args) {
    try {
        _is_zOS = ctx.getImage().getSystemType().toLowerCase().indexOf("z/os") >= 0;
    } catch (DataUnavailable e) {
        out.print(Exceptions.getDataUnavailableString());
    } catch (CorruptDataException e) {
        out.print(Exceptions.getCorruptDataExceptionString());
    }
    String param = null;
    switch(args.length) {
        case 0:
            try {
                ImageThread it = ctx.getProcess().getCurrentThread();
                if (null != it) {
                    param = it.getID();
                } else {
                    out.print("\nNo current (failing) thread, try specifying a native thread ID, \"all\" or \"*\"\n");
                    ImageProcess ip = ctx.getProcess();
                    if (ip != null) {
                        printThreadSummary(ip);
                    }
                    return;
                }
            } catch (CorruptDataException e) {
                out.println("exception encountered while getting information about current thread");
                return;
            }
            break;
        case 1:
            if (args[0].equalsIgnoreCase("ALL")) {
                param = "*";
            } else {
                param = args[0];
            }
            break;
        default:
            out.println("\"info thread\" takes at most one parameter, which, if specified, must be a native thread ID or \"all\" or \"*\"");
            return;
    }
    if (param.equals("*")) {
        printAddressSpaceInfo(null, getJavaThreads(null));
    } else {
        printAddressSpaceInfo(param, getJavaThreads(param));
    }
}