static FieldAccessor create()

in modules/marshaller-common/src/main/java/org/apache/ignite/internal/marshaller/FieldAccessor.java [72:133]
49 lines of code
26 McCabe index (conditional complexity)

    static FieldAccessor create(Class<?> type, String fldName, MarshallerColumn col, int colIdx) {
        try {
            final Field field = type.getDeclaredField(fldName);
            MarshallerUtil.validateColumnType(col, field.getType());

            BinaryMode mode = MarshallerUtil.mode(field.getType());
            final MethodHandles.Lookup lookup = MethodHandles.privateLookupIn(type, MethodHandles.lookup());

            VarHandle varHandle = lookup.unreflectVarHandle(field);

            assert mode != null : "Invalid mode for type: " + field.getType();

            switch (mode) {
                case P_BOOLEAN:
                    return new BooleanPrimitiveAccessor(varHandle, colIdx);

                case P_BYTE:
                    return new BytePrimitiveAccessor(varHandle, colIdx);

                case P_SHORT:
                    return new ShortPrimitiveAccessor(varHandle, colIdx);

                case P_INT:
                    return new IntPrimitiveAccessor(varHandle, colIdx);

                case P_LONG:
                    return new LongPrimitiveAccessor(varHandle, colIdx);

                case P_FLOAT:
                    return new FloatPrimitiveAccessor(varHandle, colIdx);

                case P_DOUBLE:
                    return new DoublePrimitiveAccessor(varHandle, colIdx);

                case BOOLEAN:
                case BYTE:
                case SHORT:
                case INT:
                case LONG:
                case FLOAT:
                case DOUBLE:
                case STRING:
                case UUID:
                case BYTE_ARR:
                case BITSET:
                case NUMBER:
                case DECIMAL:
                case TIME:
                case DATE:
                case DATETIME:
                case TIMESTAMP:
                    return new ReferenceFieldAccessor(varHandle, colIdx, mode, col.scale());

                default:
                    assert false : "Invalid mode " + mode;
            }

            throw new IllegalArgumentException("Failed to create accessor for field [name=" + field.getName() + ']');
        } catch (NoSuchFieldException | SecurityException | IllegalAccessException ex) {
            throw new IllegalArgumentException(ex);
        }
    }