bool PlatformLauncher::parseArgs()

in src/main/cpp/bootstrap/platformlauncher.cpp [190:292]

• 101 lines of code
• 35 McCabe index (conditional complexity)

bool PlatformLauncher::parseArgs(int argc, char *argv[]) {
#define CHECK_ARG \
    if (i+1 == argc) {\
        logErr(false, true, "Argument is missing for \"%s\" option.", argv[i]);\
        return false;\
    }

    logMsg("Parsing arguments:");
    for (int i = 0; i < argc; i++) {
        logMsg("\t%s", argv[i]);
    }

    for (int i = 0; i < argc; i++) {
        if (strcmp(ARG_NAME_SEPAR_PROC, argv[i]) == 0) {
            separateProcess = true;
            logMsg("Run Java in separater process");
        } else if (strcmp(ARG_NAME_LAUNCHER_LOG, argv[i]) == 0) {
            CHECK_ARG;
            i++;
        } else if (strcmp(ARG_NAME_LA_START_APP, argv[i]) == 0
                || strcmp(ARG_NAME_LA_START_AU, argv[i]) == 0) {
            nextAction = argv[i];
            logMsg("Next launcher action: %s", nextAction.c_str());
        } else if (strcmp(ARG_NAME_LA_PPID, argv[i]) == 0) {
            CHECK_ARG;
            suppressConsole = false;
            parentProcID = argv[++i];
            logMsg("Parent process ID found: %s", parentProcID.c_str());
        } else if (strcmp(ARG_NAME_USER_DIR, argv[i]) == 0) {
            CHECK_ARG;
            char tmp[MAX_PATH + 1] = {0};
            strncpy(tmp, argv[++i], MAX_PATH);
            if (strcmp(tmp, "memory") != 0 && !normalizePath(tmp, MAX_PATH)) {
                logErr(false, true, "User directory path \"%s\" is not valid.", argv[i]);
                return false;
            }
            userDir = tmp;
            logMsg("User dir: %s", userDir.c_str());
        } else if (strcmp(ARG_DEFAULT_USER_DIR_ROOT, argv[i]) == 0) {
            CHECK_ARG;
            char tmp[MAX_PATH + 1] = {0};
            strncpy(tmp, argv[++i], MAX_PATH);
            if (strcmp(tmp, "memory") != 0 && !normalizePath(tmp, MAX_PATH)) {
                logErr(false, true, "Default User directory path \"%s\" is not valid.", argv[i]);
                return false;
            }
            defaultUserDirRoot = tmp;
            logMsg("Default Userdir root: %s", defaultUserDirRoot.c_str());
        } else if (strcmp(ARG_NAME_CLUSTERS, argv[i]) == 0) {
            CHECK_ARG;
            clusters = argv[++i];
        } else if (strcmp(ARG_NAME_BOOTCLASS, argv[i]) == 0) {
            CHECK_ARG;
            bootclass = argv[++i];
        } else if (strcmp(ARG_NAME_JDKHOME, argv[i]) == 0) {
            CHECK_ARG;            
            if (jdkhome.empty()) {
                jdkhome = argv[++i];
                if (!jvmLauncher.initialize(jdkhome.c_str())) {
                    logMsg("Cannot locate java installation in specified jdkhome: %s", jdkhome.c_str());
                    string errMsg = "Cannot locate java installation in specified jdkhome:\n";
                    errMsg += jdkhome;
                    errMsg += "\nDo you want to try to use default version?";
                    jdkhome = "";
                    if (::MessageBox(NULL, errMsg.c_str(), "Invalid jdkhome specified", MB_ICONQUESTION | MB_YESNO) == IDNO) {
                        return false;
                    }
                }
            } else {
                i++;
            }
        } else if (strcmp(ARG_NAME_CP_PREPEND, argv[i]) == 0
                || strcmp(ARG_NAME_CP_PREPEND + 1, argv[i]) == 0) {
            CHECK_ARG;
            cpBefore += argv[++i];
        } else if (strcmp(ARG_NAME_CP_APPEND, argv[i]) == 0
                || strcmp(ARG_NAME_CP_APPEND + 1, argv[i]) == 0
                || strncmp(ARG_NAME_CP_APPEND + 1, argv[i], 3) == 0
                || strncmp(ARG_NAME_CP_APPEND, argv[i], 4) == 0) {
            CHECK_ARG;
            cpAfter += argv[++i];
        } else if (strncmp("-J", argv[i], 2) == 0) {
            javaOptions.push_back(argv[i] + 2);
            if (strncmp(argv[i] + 2, OPT_HEAP_DUMP_PATH, strlen(OPT_HEAP_DUMP_PATH)) == 0) {
                heapDumpPathOptFound = true;
            }
        } else {
            if (strcmp(argv[i], "-h") == 0
                    || strcmp(argv[i], "-help") == 0
                    || strcmp(argv[i], "--help") == 0
                    || strcmp(argv[i], "/?") == 0) {
                printToConsole(HELP_MSG);
                if (!appendHelp.empty()) {
                    printToConsole(appendHelp.c_str());
                }
            } else if (strcmp(ARG_NAME_NOSPLASH, argv[i]) == 0) {
                 nosplash = true;
            }
            progArgs.push_back(argv[i]);
        }
    }
    return true;
}