[1280] | 1 | using System;
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| 2 | using System.Collections;
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| 3 | using System.Reflection;
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| 4 | using System.Collections.Generic;
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| 5 | namespace Persistence {
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| 6 |
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| 7 | public interface ICustomSerializer {
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| 8 | bool CanSerialize(Type type);
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| 9 | IEnumerable Serialize(object o);
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| 10 | object DeSerialize(IEnumerable o, Type t);
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| 11 | }
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| 12 |
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| 13 | public class EnumerableSerializer : ICustomSerializer {
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| 14 | public bool CanSerialize(Type type) {
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| 15 | if (type.GetInterface("IEnumerable") == null)
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| 16 | return false;
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| 17 | if (type.GetMethod("GetEnumerator", new Type[] { }) == null)
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| 18 | return false;
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| 19 | MethodInfo addMethod = type.GetMethod("Add");
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| 20 | if (addMethod == null)
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| 21 | return false;
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| 22 | if (addMethod.GetParameters().Length != 1)
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| 23 | return false;
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| 24 | return true;
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| 25 | }
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| 26 | public IEnumerable Serialize(object o) {
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| 27 | return (IEnumerable)o;
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| 28 | }
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| 29 | public object DeSerialize(IEnumerable objects, Type t) {
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| 30 | object instance = Activator.CreateInstance(t);
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| 31 | foreach (object o in objects) {
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| 32 | t.GetMethod("Add").Invoke(instance, new object[] { o });
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| 33 | }
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| 34 | return instance;
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| 35 | }
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| 36 | }
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| 37 |
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| 38 | public class ArraySerializer : ICustomSerializer {
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| 39 |
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| 40 | public bool CanSerialize(Type type) {
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| 41 | return type.IsArray;
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| 42 | }
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| 43 |
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| 44 | public IEnumerable Serialize(object array) {
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| 45 | foreach (object o in (Array)array) {
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| 46 | yield return o;
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| 47 | }
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| 48 | }
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| 49 |
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| 50 | public object DeSerialize(IEnumerable elements, Type t) {
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| 51 | List<object> allElements = new List<object>();
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| 52 | foreach (object obj in elements) {
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| 53 | allElements.Add(obj);
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| 54 | }
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| 55 | Array array =
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| 56 | Array.CreateInstance(t.GetElementType(), allElements.Count);
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| 57 | for (int i = 0; i < array.Length; i++) {
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| 58 | array.SetValue(allElements[i], i);
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| 59 | }
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| 60 | return array;
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| 61 | }
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| 62 |
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| 63 | }
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| 64 |
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| 65 |
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| 66 | }
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