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Diffstat (limited to 'src/csharp/Grpc.Core/Logging/LogLevelFilterLogger.cs')
| -rw-r--r-- | src/csharp/Grpc.Core/Logging/LogLevelFilterLogger.cs | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/csharp/Grpc.Core/Logging/LogLevelFilterLogger.cs b/src/csharp/Grpc.Core/Logging/LogLevelFilterLogger.cs new file mode 100644 index 0000000000..4eeb79c783 --- /dev/null +++ b/src/csharp/Grpc.Core/Logging/LogLevelFilterLogger.cs @@ -0,0 +1,160 @@ +#region Copyright notice and license + +// Copyright 2015, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#endregion + +using System; +using System.Collections.Generic; +using System.Globalization; +using System.IO; +using Grpc.Core.Utils; + +namespace Grpc.Core.Logging +{ + /// <summary>Logger that filters out messages below certain log level.</summary> + public class LogLevelFilterLogger : ILogger + { + readonly ILogger innerLogger; + readonly LogLevel logLevel; + + /// <summary> + /// Creates and instance of <c>LogLevelFilter.</c> + /// </summary> + public LogLevelFilterLogger(ILogger logger, LogLevel logLevel) + { + this.innerLogger = GrpcPreconditions.CheckNotNull(logger); + this.logLevel = logLevel; + } + + /// <summary> + /// Returns a logger associated with the specified type. + /// </summary> + public virtual ILogger ForType<T>() + { + var newInnerLogger = innerLogger.ForType<T>(); + if (object.ReferenceEquals(this.innerLogger, newInnerLogger)) + { + return this; + } + return new LogLevelFilterLogger(newInnerLogger, logLevel); + } + + /// <summary>Logs a message with severity Debug.</summary> + public void Debug(string message) + { + if (logLevel <= LogLevel.Debug) + { + innerLogger.Debug(message); + } + } + + /// <summary>Logs a formatted message with severity Debug.</summary> + public void Debug(string format, params object[] formatArgs) + { + if (logLevel <= LogLevel.Debug) + { + innerLogger.Debug(format, formatArgs); + } + } + + /// <summary>Logs a message with severity Info.</summary> + public void Info(string message) + { + if (logLevel <= LogLevel.Info) + { + innerLogger.Info(message); + } + } + + /// <summary>Logs a formatted message with severity Info.</summary> + public void Info(string format, params object[] formatArgs) + { + if (logLevel <= LogLevel.Info) + { + innerLogger.Info(format, formatArgs); + } + } + + /// <summary>Logs a message with severity Warning.</summary> + public void Warning(string message) + { + if (logLevel <= LogLevel.Warning) + { + innerLogger.Warning(message); + } + } + + /// <summary>Logs a formatted message with severity Warning.</summary> + public void Warning(string format, params object[] formatArgs) + { + if (logLevel <= LogLevel.Warning) + { + innerLogger.Warning(format, formatArgs); + } + } + + /// <summary>Logs a message and an associated exception with severity Warning.</summary> + public void Warning(Exception exception, string message) + { + if (logLevel <= LogLevel.Warning) + { + innerLogger.Warning(exception, message); + } + } + + /// <summary>Logs a message with severity Error.</summary> + public void Error(string message) + { + if (logLevel <= LogLevel.Error) + { + innerLogger.Error(message); + } + } + + /// <summary>Logs a formatted message with severity Error.</summary> + public void Error(string format, params object[] formatArgs) + { + if (logLevel <= LogLevel.Error) + { + innerLogger.Error(format, formatArgs); + } + } + + /// <summary>Logs a message and an associated exception with severity Error.</summary> + public void Error(Exception exception, string message) + { + if (logLevel <= LogLevel.Error) + { + innerLogger.Error(exception, message); + } + } + } +} |