C#.NET ObjectDumper

demo:

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics;
 
namespace MYLinqConsole
{
    public class ProcessGet
    {
        public static void DisplayProcesses()
        {
            List<processData> processes = new List<processData>();
            processData data;
            foreach (var item in Process.GetProcesses())
            {
                data = new processData();
                data.ID = item.Id;
                data.Name = item.ProcessName;
                data.Memory = item.WorkingSet64;
                if (data != null) processes.Add(data);
            }
 
            ObjectDumper.Write(processes);
        }
 
        class processData
        {
            public Int32 ID { get; set; }
            public Int64 Memory { get; set; }
            public string Name { get; set; }
        }
    }
 
 
}

  

ObjectDumper类:

//Copyright (C) Microsoft Corporation. All rights reserved.

using System;
using System.IO;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;


public class ObjectDumper {

public static void Write(object element)
{
Write(element, 0);
}

public static void Write(object element, int depth)
{
Write(element, depth, Console.Out);
}

public static void Write(object element, int depth, TextWriter log)
{
ObjectDumper dumper = new ObjectDumper(depth);
dumper.writer = log;
dumper.WriteObject(null, element);
}

TextWriter writer;
int pos;
int level;
int depth;

private ObjectDumper(int depth)
{
this.depth = depth;
}

private void Write(string s)
{
if (s != null) {
writer.Write(s);
pos += s.Length;
}
}

private void WriteIndent()
{
for (int i = 0; i < level; i++) writer.Write(" ");
}

private void WriteLine()
{
writer.WriteLine();
pos = 0;
}

private void WriteTab()
{
Write(" ");
while (pos % 8 != 0) Write(" ");
}

private void WriteObject(string prefix, object element)
{
if (element == null || element is ValueType || element is string) {
WriteIndent();
Write(prefix);
WriteValue(element);
WriteLine();
}
else {
IEnumerable enumerableElement = element as IEnumerable;
if (enumerableElement != null) {
foreach (object item in enumerableElement) {
if (item is IEnumerable && !(item is string)) {
WriteIndent();
Write(prefix);
Write("...");
WriteLine();
if (level < depth) {
level++;
WriteObject(prefix, item);
level--;
}
}
else {
WriteObject(prefix, item);
}
}
}
else {
MemberInfo[] members = element.GetType().GetMembers(BindingFlags.Public | BindingFlags.Instance);
WriteIndent();
Write(prefix);
bool propWritten = false;
foreach (MemberInfo m in members) {
FieldInfo f = m as FieldInfo;
PropertyInfo p = m as PropertyInfo;
if (f != null || p != null) {
if (propWritten) {
WriteTab();
}
else {
propWritten = true;
}
Write(m.Name);
Write("=");
Type t = f != null ? f.FieldType : p.PropertyType;
if (t.IsValueType || t == typeof(string)) {
WriteValue(f != null ? f.GetValue(element) : p.GetValue(element, null));
}
else {
if (typeof(IEnumerable).IsAssignableFrom(t)) {
Write("...");
}
else {
Write("{ }");
}
}
}
}
if (propWritten) WriteLine();
if (level < depth) {
foreach (MemberInfo m in members) {
FieldInfo f = m as FieldInfo;
PropertyInfo p = m as PropertyInfo;
if (f != null || p != null) {
Type t = f != null ? f.FieldType : p.PropertyType;
if (!(t.IsValueType || t == typeof(string))) {
object value = f != null ? f.GetValue(element) : p.GetValue(element, null);
if (value != null) {
level++;
WriteObject(m.Name + ": ", value);
level--;
}
}
}
}
}
}
}
}

private void WriteValue(object o)
{
if (o == null) {
Write("null");
}
else if (o is DateTime) {
Write(((DateTime)o).ToShortDateString());
}
else if (o is ValueType || o is string) {
Write(o.ToString());
}
else if (o is IEnumerable) {
Write("...");
}
else {
Write("{ }");
}
}
}

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