/[RomCheater]/trunk/RomCheater.Logging/logger.cs
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Contents of /trunk/RomCheater.Logging/logger.cs

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Revision 111 - (show annotations) (download)
Thu May 10 13:55:44 2012 UTC (8 years, 6 months ago) by william
File size: 13132 byte(s)
add support for implictly converting binary bit flags to enum-like values

1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Reflection;
6 using System.Windows.Forms;
7
8 namespace RomCheater.Logging
9 {
10 public interface ILogger
11 {
12 void Write(string format, params object[] args);
13 void WriteLine(string format, params object[] args);
14 }
15
16
17 #region MesageLogger
18 //[Flags]
19 public class loggerflags
20 {
21 static loggerflags()
22 {
23 value_pairs = new Dictionary<ushort, EnumNameValuePair<string, ushort>>();
24 name_pairs = new Dictionary<string, EnumNameValuePair<string, ushort>>();
25
26 init_dicts();
27 }
28 protected loggerflags()
29 {
30 CurrentValue = NONE;
31 }
32 //protected loggerflags(ushort t) : this() { CurrentValue = new EnumNameValuePair<string, ushort>("", t); }
33 protected loggerflags(EnumNameValuePair<string, ushort> t) { CurrentValue = t; }
34 protected loggerflags(loggerflags t) { this.CurrentValue = t.CurrentValue; }
35 private static void init_dicts()
36 {
37 value_pairs = new Dictionary<ushort, EnumNameValuePair<string, ushort>>();
38 name_pairs = new Dictionary<string, EnumNameValuePair<string, ushort>>();
39 add_dict_entry(NONE);
40 add_dict_entry(INFO);
41 add_dict_entry(DEBUG);
42 add_dict_entry(ERROR);
43 add_dict_entry(VERBOSE_DEBUG);
44 add_dict_entry(VERBOSE_ERROR);
45 add_dict_entry(DEFAULT);
46 add_dict_entry(ALL);
47 }
48
49 private static void add_dict_entry( EnumNameValuePair<string, ushort> value)
50 {
51 try
52 {
53 value_pairs.Add(value, value);
54 name_pairs.Add(value, value);
55 }
56 catch { }
57 }
58
59 #region implicit operators
60 public static implicit operator loggerflags(EnumNameValuePair<string, ushort> t) { return new loggerflags(t); }
61 public static implicit operator EnumNameValuePair<string, ushort>(loggerflags t) { return new loggerflags(t); }
62 public static implicit operator loggerflags(ushort t)
63 {
64 foreach (KeyValuePair<ushort, EnumNameValuePair<string, ushort>> pair in value_pairs) { EnumNameValuePair<string, ushort> l = pair.Value; if (l.Value == t) { return new loggerflags(l); } }
65 return loggerflags.NONE;
66 }
67 public static implicit operator ushort(loggerflags t) { return t.CurrentValue.Value; }
68 public static implicit operator string(loggerflags t) { return t.CurrentValue.Name; }
69
70 #region operator overloads
71 public static bool operator ==(loggerflags x, loggerflags y) { return x.CurrentValue == y.CurrentValue; }
72 public static bool operator !=(loggerflags x, loggerflags y) { return x.CurrentValue != y.CurrentValue; }
73 public override bool Equals(object obj)
74 {
75 loggerflags t = (obj as loggerflags);
76 if (t == null) return false;
77 return this.CurrentValue.Equals(t);
78 }
79 public override int GetHashCode()
80 {
81 return CurrentValue.GetHashCode();
82 }
83 public override string ToString()
84 {
85 return CurrentValue.ToString();
86 }
87 #endregion
88 #endregion
89 #region binary bit flags
90 public static EnumNameValuePair<string, ushort> NONE = new EnumNameValuePair<string, ushort>("NONE", Binary<ushort>.ToValue("00000"));
91 public static EnumNameValuePair<string, ushort> INFO = new EnumNameValuePair<string, ushort>("INFO", Binary<ushort>.ToValue("00001"));
92 public static EnumNameValuePair<string, ushort> DEBUG = new EnumNameValuePair<string, ushort>("DEBUG", Binary<ushort>.ToValue("00010"));
93 public static EnumNameValuePair<string, ushort> ERROR = new EnumNameValuePair<string, ushort>("ERROR", Binary<ushort>.ToValue("00100"));
94 public static EnumNameValuePair<string, ushort> VERBOSE_DEBUG = new EnumNameValuePair<string, ushort>("VERBOSE_DEBUG", Binary<ushort>.ToValue("01000"));
95 public static EnumNameValuePair<string, ushort> VERBOSE_ERROR = new EnumNameValuePair<string, ushort>("VERBOSE_ERROR", Binary<ushort>.ToValue("10000"));
96 public static EnumNameValuePair<string, ushort> DEFAULT = new EnumNameValuePair<string, ushort>("DEFAULT", (ushort)(INFO | DEBUG | ERROR));
97 public static EnumNameValuePair<string, ushort> ALL = new EnumNameValuePair<string, ushort>("ALL", (ushort)(DEFAULT | VERBOSE_DEBUG | VERBOSE_ERROR));
98 #endregion
99
100 protected static Dictionary<ushort, EnumNameValuePair<string, ushort>> value_pairs;
101 protected static Dictionary<string, EnumNameValuePair<string, ushort>> name_pairs;
102 private EnumNameValuePair<string, ushort> CurrentValue { get; set; }
103
104 public bool HasFlag(ushort flag)
105 {
106 bool hasflag = false;
107 ushort value = this.CurrentValue;
108 if ((flag & value) != 0)
109 hasflag = true;
110 return hasflag;
111 }
112
113 public static List<ushort> GetValues() { return value_pairs.Keys.ToList(); }
114 public static List<string> GetNames() { return name_pairs.Keys.ToList(); }
115 }
116 public static class logger
117 {
118 private static loggerflags logging_flags;
119 static logger() { SetLoggingFlags(loggerflags.DEFAULT); }
120 public static void SetLoggingFlags(loggerflags flags) { logging_flags = flags; }
121 public static ushort GetLoggingFlags() { return logging_flags; }
122 #region sub-classes
123 private static string CreateTimeStamp()
124 {
125 string timestamp = "";
126 DateTime now = DateTime.Now;
127 timestamp = now.ToString("yyyy/MM/dd HH:mm:ss tt: ");
128 return timestamp;
129 }
130 public static class Info
131 {
132 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp()+ "(INFO) " + format; }
133 public static void Write(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.INFO)) { xlogger.Write(CreateNewFormat(format), args); } }
134 public static void WriteLine(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.INFO)) { xlogger.WriteLine(CreateNewFormat(format), args); } }
135 }
136 public static class Debug
137 {
138 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(DEBUG) " + format; }
139 public static void Write(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.DEBUG)) { xlogger.Write(CreateNewFormat(format), args); } }
140 public static void WriteLine(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.DEBUG)) { xlogger.WriteLine(CreateNewFormat(format), args); } }
141 }
142 public static class VerboseDebug
143 {
144 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(VERBOSE DEBUG) " + format; }
145 public static void Write(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.VERBOSE_DEBUG)) { xlogger.Write(CreateNewFormat(format), args); } }
146 public static void WriteLine(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.VERBOSE_DEBUG)) { xlogger.WriteLine(CreateNewFormat(format), args); } }
147 }
148 public static class Error
149 {
150 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(ERROR) " + format; }
151 public static void Write(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.ERROR)) { xlogger.Write(CreateNewFormat(format), args); } }
152 public static void WriteLine(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.ERROR)) { xlogger.WriteLine(CreateNewFormat(format), args); } }
153 }
154 public static class VerboseError
155 {
156 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(VERBOSE ERROR) " + format; }
157 public static void Write(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.VERBOSE_ERROR)) { xlogger.Write(CreateNewFormat(format), args); } }
158 public static void WriteLine(string format, params object[] args) { if (logging_flags.HasFlag(loggerflags.VERBOSE_ERROR)) { xlogger.WriteLine(CreateNewFormat(format), args); } }
159 }
160 #region Force logging
161 public static class ForceLog
162 {
163 public static class Info
164 {
165 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(FORCED INFO) " + format; }
166 public static void Write(string format, params object[] args) { xlogger.Write(CreateNewFormat(format), args); }
167 public static void WriteLine(string format, params object[] args) { xlogger.WriteLine(CreateNewFormat(format), args); }
168 }
169 public static class Debug
170 {
171 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(FORCED DEBUG) " + format; }
172 public static void Write(string format, params object[] args) { xlogger.Write(CreateNewFormat(format), args); }
173 public static void WriteLine(string format, params object[] args) { xlogger.WriteLine(CreateNewFormat(format), args); }
174 }
175 public static class Error
176 {
177 private static string CreateNewFormat(string format) { return " " + CreateTimeStamp() + "(FORCED ERROR) " + format; }
178 public static void Write(string format, params object[] args) { xlogger.Write(CreateNewFormat(format), args); }
179 public static void WriteLine(string format, params object[] args) { xlogger.WriteLine(CreateNewFormat(format), args); }
180 }
181 }
182 #endregion
183 #endregion
184
185 }
186 #endregion
187
188 #region internal static class Logger
189 internal static class xlogger
190 {
191 private static logwriter lh;
192 static xlogger() { lh = new logwriter(); }
193
194 #region ILogger Members
195 public static void Write(string format, params object[] args)
196 {
197 init();
198 lh.Write(format, args);
199 }
200 public static void WriteLine(string format, params object[] args)
201 {
202 init();
203 lh.WriteLine(format, args);
204 }
205 #endregion
206
207 #region Reflection Support
208 private static void init()
209 {
210 Assembly asm = Assembly.GetEntryAssembly();
211 Type[] types = asm.GetTypes();
212
213 foreach (Type t in types)
214 {
215 if (t.BaseType == typeof(Form))
216 {
217 LogWriter lw = null;
218 PropertyInfo[] properties = t.GetProperties(BindingFlags.NonPublic | BindingFlags.Static);
219 foreach (PropertyInfo prop in properties)
220 {
221 if (prop.PropertyType == typeof(LogWriter))
222 {
223 try
224 {
225 lw = (LogWriter)prop.GetValue(null, null);
226 lh = new logwriter(lw);
227 break;
228 }
229 catch (Exception)
230 {
231 throw;
232 }
233 }
234 }
235 }
236 }
237 }
238 #endregion
239 }
240 #endregion
241
242 #region internal class LogHelper : ILogger
243 internal class logwriter : ILogger
244 {
245 private LogWriter writer;
246 public logwriter() : this(null) { }
247 public logwriter(LogWriter writer)
248 {
249 this.writer = writer;
250 }
251 #region ILogger Members
252 public void Write(string format, params object[] args)
253 {
254 WriteToLog(format,false, args);
255 }
256 public void WriteLine(string format, params object[] args)
257 {
258 WriteToLog(format,true, args);
259 }
260 private void WriteToLog(string format, bool newline, params object[] args)
261 {
262 if (writer != null)
263 {
264 if (newline)
265 {
266 writer.Log.WriteLine(format, args);
267 }
268 else
269 {
270 writer.Log.Write(format, args);
271 }
272 }
273 }
274 #endregion
275 }
276 #endregion
277 }

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