DWORD getJavaPropertiesFromOutput()

in src/main/cpp/launcher/windows/src/JavaUtils.c [201:280]
69 lines of code
5 McCabe index (conditional complexity)

DWORD getJavaPropertiesFromOutput(LauncherProperties * props, char *str, JavaProperties ** javaProps) {
    DWORD separators = getLineSeparatorNumber(str);
    DWORD result = ERROR_INPUTOUPUT;
    * javaProps = NULL;
    if(separators == TEST_JAVA_PARAMETERS) {
        char * start;
        char * end;
        char * javaVersion;
        char * javaVmVersion;
        char * javaVendor;
        char * osName;
        char * osArch;
        char * string;
        JavaVersion * vers;
        
        start = str;
        end = searchA(start, "\n");
        
        javaVersion = appendStringN(NULL, 0, start, getLengthA(start) - getLengthA(end)-1);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "    java.version =  ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, javaVersion, 1);
        start = end + 1;
        end = searchA(start, "\n");
        
        
        javaVmVersion = appendStringN(NULL, 0, start, getLengthA(start) - getLengthA(end)-1);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "    java.vm.version = ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, javaVmVersion, 1);
        start = end + 1;
        end = searchA(start, "\n");
        
        javaVendor = appendStringN(NULL, 0, start, getLengthA(start) - getLengthA(end)-1);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "    java.vendor = ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, javaVendor, 1);
        start = end + 1;
        end = searchA(start, "\n");
        
        osName = appendStringN(NULL, 0, start, getLengthA(start) - getLengthA(end)-1);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "    os.name = ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, osName, 1);
        start = end + 1;
        end = searchA(start, "\n");
        
        osArch = appendStringN(NULL, 0, start, getLengthA(start) - getLengthA(end)-1);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "    os.arch = ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, osArch, 2);
        
        string = javaVersion;
        
        
        if(javaVmVersion!=NULL) {
            string = searchA(javaVmVersion, javaVersion);
            if(string==NULL) {
                string = javaVersion;
            }
        }
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "... getting java version from string : ", 0);
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, string, 1);
        
        vers = getJavaVersionFromString(string, & result);
        if(javaProps != NULL) {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "... some java there", 1);
            * javaProps = (JavaProperties *) LocalAlloc(LPTR, sizeof(JavaProperties));
            (*javaProps)->version = vers;
            (*javaProps)->vendor   = javaVendor;
            (*javaProps)->osName   = osName;
            (*javaProps)->osArch   = osArch;
            (*javaProps)->javaHome = NULL;
            (*javaProps)->javaExe  = NULL;
        } else {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 0, "... no java  there", 1);
            FREE(javaVendor);
            FREE(osName);
            FREE(osArch);
        }
        FREE(javaVmVersion);
        FREE(javaVersion);
    }
    return result;
}