Adding new exception messages

Author: Hugo Bonacci

Exceptions/ConnectionNotOpenedException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CSMongo.Exceptions {
+    
+    /// <summary>
+    /// Thrown when a request is sent to the server but 
+    /// the connection has not been opened yet
+    /// </summary>
+    public class ConnectionNotOpenedException : InvalidOperationException {
+
+        /// <summary>
+        /// Throws an exception that the connection isn't ready yet
+        /// </summary>
+        public ConnectionNotOpenedException(string host)
+            : base(string.Format("Connection to {0} has not been opened yet. Either use 'autoconnect' or Open() before sending requests.", host)) {
+        }
+    
+    }
+
+}

Exceptions/InvalidMongoConnectionStringException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CSMongo.Exceptions {
+
+    /// <summary>
+    /// Thrown when a connection string cannot be parsed
+    /// </summary>
+    public class InvalidMongoConnectionStringException : ArgumentException {
+
+        /// <summary>
+        /// Throws that the provided connection stirng is not
+        /// in an acceptable format
+        /// </summary>
+        public InvalidMongoConnectionStringException()
+            : base("The connection string provided was not in the correct format.") {
+        }
+
+    }
+
+}

Exceptions/MissingCollectionNameException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CSMongo.Exceptions {
+
+    /// <summary>
+    /// Thrown when an empty string is used as a MongoCollection name
+    /// </summary>
+    public class MissingCollectionNameException : ArgumentException {
+
+        /// <summary>
+        /// Throws that a collection name was not found
+        /// </summary>
+        public MissingCollectionNameException(string argument)
+            : base("You must provide the name for the MongoCollection to access", argument) {
+        }
+
+    }
+
+}

Exceptions/MongoDeserializationException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CSMongo.Exceptions {
+
+    /// <summary>
+    /// Thrown when a type cannot be deserialized into an expected type
+    /// </summary>
+    public class MongoDeserializationException : ApplicationException {
+
+        /// <summary>
+        /// Throws that deserialization failed for the type requested
+        /// </summary>
+        public MongoDeserializationException(Exception ex)
+            : base("Couldn't deserialize into the requested type.", ex) {
+        }
+
+    }
+
+}

Exceptions/MongoSerializationException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.Serialization;
+
+namespace CSMongo.Exceptions {
+    
+    /// <summary>
+    /// Thrown when trying to serialize an object to a byte
+    /// array but the binary formatter fails
+    /// </summary>
+    public class MongoSerializationException : ApplicationException {
+
+        /// <summary>
+        /// Throws that an object could not be serialized
+        /// </summary>
+        public MongoSerializationException(string type, Exception ex)
+            : base(string.Format("Couldn't serialize type {0} to a byte array.", type), ex) {
+        }
+    
+    }
+
+}

Exceptions/MongoTypeAlreadyRegisteredException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using CSMongo.DataTypes;
+
+namespace CSMongo.Exceptions {
+
+    /// <summary>
+    /// Thrown when attempting to register the same MongoDataType 
+    /// more than once
+    /// </summary>
+    public class MongoTypeAlreadyRegisteredException : InvalidOperationException {
+
+        /// <summary>
+        /// Throws that the requested type has already been registered
+        /// </summary>
+        public MongoTypeAlreadyRegisteredException(Type type)
+            : base(string.Format("The MongoDataType {0} has already been registered!", type.Name))  {
+        }
+    
+    }
+
+}

Exceptions/NoCursorsFoundException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CSMongo.Exceptions {
+
+    /// <summary>
+    /// Thrown when attempting to get access to a cursor but
+    /// the collection has no cursors available
+    /// </summary>
+    public class NoCursorsFoundException : InvalidOperationException {
+
+        /// <summary>
+        /// Throws that the collection has no cursors waiting
+        /// </summary>
+        public NoCursorsFoundException()
+            : base("No cursors are available to use. Have you performed any queries yet?") {
+        }
+
+    }
+
+}