void installJVM()

in src/main/cpp/launcher/windows/src/JavaUtils.c [610:651]
39 lines of code
6 McCabe index (conditional complexity)

void installJVM(LauncherProperties * props, LauncherResource *jvm) {
    WCHAR * command = NULL;
    WCHAR * jvmDir = getParentDirectory(jvm->resolved);
    
    jvmDir = appendStringW(jvmDir, L"\\_jvm");
    createDirectory(props, jvmDir);
    if(!isOK(props)) {
        writeMessageA(props, OUTPUT_LEVEL_DEBUG, 1, "... cannot create dir for JVM extraction :", 0);
        writeMessageW(props, OUTPUT_LEVEL_DEBUG, 1, jvmDir, 1);
        FREE(jvmDir);
        return;
    }
    
    appendCommandLineArgument(&command, jvm->resolved);
    appendCommandLineArgument(&command, L"-d");
    appendCommandLineArgument(&command, jvmDir);
    
    executeCommand(props, command, jvmDir, JVM_EXTRACTION_TIMEOUT, props->stdoutHandle, props->stderrHandle, NORMAL_PRIORITY_CLASS);
    FREE(command);
    if(!isOK(props)) {
        if(props->status==ERROR_PROCESS_TIMEOUT) {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 1, "... could not extract JVM : timeout", 1);
        } else {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 1, "... an error occured during running JVM extraction file", 1);
        }
        props->exitCode = props->status;
    } else {
        WCHAR * unpack200exe = appendStringW(appendStringW(NULL, jvmDir), UNPACK200_EXE_SUFFIX);
        if(fileExists(unpack200exe)) {
            unpackJars(props, jvmDir, jvmDir, unpack200exe);
        } else {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 1, "... no unpack200 command", 1);
            props->status = ERROR_BUNDLED_JVM_EXTRACTION;
        }
        if(!isOK(props)) {
            writeMessageA(props, OUTPUT_LEVEL_DEBUG, 1, "Could not unpack200 the JVM jars", 1);
        }
        FREE(unpack200exe);
    }
    FREE(jvm->resolved);
    jvm->resolved = jvmDir;
}