protected static void writeProcessorState()

in java/org/apache/catalina/manager/StatusTransformer.java [513:671]
148 lines of code
23 McCabe index (conditional complexity)

    protected static void writeProcessorState(PrintWriter writer, ObjectName pName, MBeanServer mBeanServer, int mode)
            throws Exception {

        Integer stageValue = (Integer) mBeanServer.getAttribute(pName, "stage");
        int stage = stageValue.intValue();
        boolean fullStatus = true;
        boolean showRequest = true;
        String stageStr;

        switch (stage) {

            case org.apache.coyote.Constants.STAGE_PARSE:
                stageStr = "P";
                fullStatus = false;
                break;
            case org.apache.coyote.Constants.STAGE_PREPARE:
                stageStr = "P";
                fullStatus = false;
                break;
            case org.apache.coyote.Constants.STAGE_SERVICE:
                stageStr = "S";
                break;
            case org.apache.coyote.Constants.STAGE_ENDINPUT:
                stageStr = "F";
                break;
            case org.apache.coyote.Constants.STAGE_ENDOUTPUT:
                stageStr = "F";
                break;
            case org.apache.coyote.Constants.STAGE_ENDED:
                stageStr = "R";
                fullStatus = false;
                break;
            case org.apache.coyote.Constants.STAGE_KEEPALIVE:
                stageStr = "K";
                showRequest = false;
                break;
            case org.apache.coyote.Constants.STAGE_NEW:
                stageStr = "R";
                fullStatus = false;
                break;
            default:
                // Unknown stage
                stageStr = "?";
                fullStatus = false;

        }

        if (mode == 0) {
            writer.write("<td><strong>");
            writer.write(stageStr);
            writer.write("</strong></td>");

            if (fullStatus) {
                writer.write("<td>");
                writer.print(formatTime(mBeanServer.getAttribute(pName, "requestProcessingTime"), false));
                writer.write("</td>");
                writer.write("<td>");
                if (showRequest) {
                    writer.print(formatSize(mBeanServer.getAttribute(pName, "requestBytesSent"), false));
                } else {
                    writer.write("?");
                }
                writer.write("</td>");
                writer.write("<td>");
                if (showRequest) {
                    writer.print(formatSize(mBeanServer.getAttribute(pName, "requestBytesReceived"), false));
                } else {
                    writer.write("?");
                }
                writer.write("</td>");
                writer.write("<td>");
                writer.print(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "remoteAddrForwarded")));
                writer.write("</td>");
                writer.write("<td>");
                writer.print(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "remoteAddr")));
                writer.write("</td>");
                writer.write("<td nowrap>");
                writer.write(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "virtualHost")));
                writer.write("</td>");
                writer.write("<td nowrap class=\"row-left\">");
                if (showRequest) {
                    writer.write(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "method")));
                    writer.write(' ');
                    writer.write(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "currentUri")));
                    String queryString = (String) mBeanServer.getAttribute(pName, "currentQueryString");
                    if (queryString != null && !queryString.isEmpty()) {
                        writer.write("?");
                        writer.print(Escape.htmlElementContent(queryString));
                    }
                    writer.write(' ');
                    writer.write(Escape.htmlElementContent(mBeanServer.getAttribute(pName, "protocol")));
                } else {
                    writer.write("?");
                }
                writer.write("</td>");
            } else {
                writer.write("<td>?</td><td>?</td><td>?</td><td>?</td><td>?</td><td>?</td>");
            }
        } else if (mode == 1) {
            writer.write("<worker ");
            writer.write(" stage=\"" + stageStr + "\"");

            if (fullStatus) {
                writer.write(
                        " requestProcessingTime=\"" + mBeanServer.getAttribute(pName, "requestProcessingTime") + "\"");
                writer.write(" requestBytesSent=\"");
                if (showRequest) {
                    writer.write("" + mBeanServer.getAttribute(pName, "requestBytesSent"));
                } else {
                    writer.write("0");
                }
                writer.write("\"");
                writer.write(" requestBytesReceived=\"");
                if (showRequest) {
                    writer.write("" + mBeanServer.getAttribute(pName, "requestBytesReceived"));
                } else {
                    writer.write("0");
                }
                writer.write("\"");
                writer.write(" remoteAddr=\"" +
                        Escape.htmlElementContent(mBeanServer.getAttribute(pName, "remoteAddr")) + "\"");
                writer.write(" virtualHost=\"" +
                        Escape.htmlElementContent(mBeanServer.getAttribute(pName, "virtualHost")) + "\"");

                if (showRequest) {
                    writer.write(
                            " method=\"" + Escape.htmlElementContent(mBeanServer.getAttribute(pName, "method")) + "\"");
                    writer.write(" currentUri=\"" +
                            Escape.htmlElementContent(mBeanServer.getAttribute(pName, "currentUri")) + "\"");

                    String queryString = (String) mBeanServer.getAttribute(pName, "currentQueryString");
                    if (queryString != null && !queryString.isEmpty()) {
                        writer.write(" currentQueryString=\"" + Escape.htmlElementContent(queryString) + "\"");
                    } else {
                        writer.write(" currentQueryString=\"&#63;\"");
                    }
                    writer.write(" protocol=\"" +
                            Escape.htmlElementContent(mBeanServer.getAttribute(pName, "protocol")) + "\"");
                } else {
                    writer.write(" method=\"&#63;\"");
                    writer.write(" currentUri=\"&#63;\"");
                    writer.write(" currentQueryString=\"&#63;\"");
                    writer.write(" protocol=\"&#63;\"");
                }
            } else {
                writer.write(" requestProcessingTime=\"0\"");
                writer.write(" requestBytesSent=\"0\"");
                writer.write(" requestBytesReceived=\"0\"");
                writer.write(" remoteAddr=\"&#63;\"");
                writer.write(" virtualHost=\"&#63;\"");
                writer.write(" method=\"&#63;\"");
                writer.write(" currentUri=\"&#63;\"");
                writer.write(" currentQueryString=\"&#63;\"");
                writer.write(" protocol=\"&#63;\"");
            }
            writer.write(" />");
        }

    }