Method buildParameters

java/jakarta/el/Util.java:512–542

(ELContext context, Class<?>[] parameterTypes, boolean isVarArgs, Object[] params)

    static Object[] buildParameters(ELContext context, Class<?>[] parameterTypes, boolean isVarArgs, Object[] params) {
        Object[] parameters = null;
        if (parameterTypes.length > 0) {
            parameters = new Object[parameterTypes.length];
            int paramCount;
            if (params == null) {
                params = EMPTY_OBJECT_ARRAY;
            }
            paramCount = params.length;
            if (isVarArgs) {
                int varArgIndex = parameterTypes.length - 1;
                // First argCount-1 parameters are standard
                for (int i = 0; (i < varArgIndex); i++) {
                    parameters[i] = context.convertToType(params[i], parameterTypes[i]);
                }
                // Last parameter is the varargs
                Class<?> varArgClass = parameterTypes[varArgIndex].getComponentType();
                final Object varargs = Array.newInstance(varArgClass, (paramCount - varArgIndex));
                for (int i = (varArgIndex); i < paramCount; i++) {
                    Array.set(varargs, i - varArgIndex, context.convertToType(params[i], varArgClass));
                }
                parameters[varArgIndex] = varargs;
            } else {
                parameters = new Object[parameterTypes.length];
                for (int i = 0; i < parameterTypes.length; i++) {
                    parameters[i] = context.convertToType(params[i], parameterTypes[i]);
                }
            }
        }
        return parameters;
    }


    private abstract static class Wrapper<T> {