//============================================================ // ICOMPARABLE IMPLEMENTATION //============================================================ #region CompareTo(object obj) /// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { //------------------------------------------------------------ // If target is a null reference, instance is greater //------------------------------------------------------------ if (obj == null) { return(1); } //------------------------------------------------------------ // Determine comparison result using property state of objects //------------------------------------------------------------ XmlRpcArrayValue value = obj as XmlRpcArrayValue; if (value != null) { int result = XmlRpcMessage.CompareSequence(this.Values, value.Values); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
/// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { if (obj == null) { return(1); } XmlRpcArrayValue value = obj as XmlRpcArrayValue; if (value != null) { int result = XmlRpcMessage.CompareSequence(this.Values, value.Values); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
/// <summary> /// Constructs a new <see cref="IXmlRpcValue"/> object from the specified <see cref="XPathNavigator"/>. /// Parameters specify the XML data source and the variable where the new <see cref="IXmlRpcValue"/> object is returned. /// </summary> /// <param name="source">A <see cref="XPathNavigator"/> that represents the XML data source to be parsed.</param> /// <param name="value"> /// When this method returns, contains an object that represents the <see cref="IXmlRpcValue"/> specified by the <paramref name="source"/>, or <b>null</b> if the conversion failed. /// This parameter is passed uninitialized. /// </param> /// <returns> /// <b>true</b> if <paramref name="source"/> was converted successfully; otherwise, <b>false</b>. /// This operation returns <b>false</b> if the <paramref name="source"/> parameter is a null reference (Nothing in Visual Basic), /// or represents XML data that is not in the expected format. /// </returns> /// <remarks> /// The <paramref name="source"/> is expected to represent an XML-RPC <b>value</b> node. /// </remarks> public static bool TryParseValue(XPathNavigator source, out IXmlRpcValue value) { if (source == null || String.Compare(source.Name, "value", StringComparison.OrdinalIgnoreCase) != 0) { value = null; return(false); } if (source.HasChildren) { XPathNavigator navigator = source.CreateNavigator(); if (navigator.MoveToFirstChild()) { if (String.Compare(navigator.Name, "i4", StringComparison.OrdinalIgnoreCase) == 0) { int scalar; if (Int32.TryParse(navigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return(true); } } else if (String.Compare(navigator.Name, "int", StringComparison.OrdinalIgnoreCase) == 0) { int scalar; if (Int32.TryParse(navigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return(true); } } else if (String.Compare(navigator.Name, "boolean", StringComparison.OrdinalIgnoreCase) == 0) { bool scalar; if (XmlRpcClient.TryParseBoolean(navigator.Value, out scalar)) { value = new XmlRpcScalarValue(scalar); return(true); } } else if (String.Compare(navigator.Name, "string", StringComparison.OrdinalIgnoreCase) == 0) { value = new XmlRpcScalarValue(navigator.Value); return(true); } else if (String.Compare(navigator.Name, "double", StringComparison.OrdinalIgnoreCase) == 0) { double scalar; if (Double.TryParse(navigator.Value, NumberStyles.Float, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return(true); } } else if (String.Compare(navigator.Name, "dateTime.iso8601", StringComparison.OrdinalIgnoreCase) == 0) { DateTime scalar; if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(navigator.Value, out scalar)) { value = new XmlRpcScalarValue(scalar); return(true); } } else if (String.Compare(navigator.Name, "base64", StringComparison.OrdinalIgnoreCase) == 0) { if (!String.IsNullOrEmpty(navigator.Value)) { try { byte[] data = Convert.FromBase64String(navigator.Value); value = new XmlRpcScalarValue(data); return(true); } catch (FormatException) { value = null; return(false); } } } else if (String.Compare(navigator.Name, "struct", StringComparison.OrdinalIgnoreCase) == 0) { XmlRpcStructureValue structure = new XmlRpcStructureValue(); if (structure.Load(source)) { value = structure; return(true); } } else if (String.Compare(navigator.Name, "array", StringComparison.OrdinalIgnoreCase) == 0) { XmlRpcArrayValue array = new XmlRpcArrayValue(); if (array.Load(source)) { value = array; return(true); } } } } else if (!String.IsNullOrEmpty(source.Value)) { value = new XmlRpcScalarValue(source.Value); return(true); } value = null; return(false); }
/// <summary> /// Constructs a new <see cref="IXmlRpcValue"/> object from the specified <see cref="XPathNavigator"/>. /// Parameters specify the XML data source and the variable where the new <see cref="IXmlRpcValue"/> object is returned. /// </summary> /// <param name="source">A <see cref="XPathNavigator"/> that represents the XML data source to be parsed.</param> /// <param name="value"> /// When this method returns, contains an object that represents the <see cref="IXmlRpcValue"/> specified by the <paramref name="source"/>, or <b>null</b> if the conversion failed. /// This parameter is passed uninitialized. /// </param> /// <returns> /// <b>true</b> if <paramref name="source"/> was converted successfully; otherwise, <b>false</b>. /// This operation returns <b>false</b> if the <paramref name="source"/> parameter is a null reference (Nothing in Visual Basic), /// or represents XML data that is not in the expected format. /// </returns> /// <remarks> /// The <paramref name="source"/> is expected to represent an XML-RPC <b>value</b> node. /// </remarks> public static bool TryParseValue(XPathNavigator source, out IXmlRpcValue value) { //------------------------------------------------------------ // Validate parameter //------------------------------------------------------------ if (source == null || String.Compare(source.Name, "value", StringComparison.OrdinalIgnoreCase) != 0) { value = null; return false; } //------------------------------------------------------------ // Attempt to perform conversion //------------------------------------------------------------ if(source.HasChildren) { XPathNavigator navigator = source.CreateNavigator(); if (navigator.MoveToFirstChild()) { if (String.Compare(navigator.Name, "i4", StringComparison.OrdinalIgnoreCase) == 0) { int scalar; if (Int32.TryParse(navigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return true; } } else if (String.Compare(navigator.Name, "int", StringComparison.OrdinalIgnoreCase) == 0) { int scalar; if (Int32.TryParse(navigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return true; } } else if (String.Compare(navigator.Name, "boolean", StringComparison.OrdinalIgnoreCase) == 0) { bool scalar; if (XmlRpcClient.TryParseBoolean(navigator.Value, out scalar)) { value = new XmlRpcScalarValue(scalar); return true; } } else if (String.Compare(navigator.Name, "string", StringComparison.OrdinalIgnoreCase) == 0) { value = new XmlRpcScalarValue(navigator.Value); return true; } else if (String.Compare(navigator.Name, "double", StringComparison.OrdinalIgnoreCase) == 0) { double scalar; if (Double.TryParse(navigator.Value, NumberStyles.Float, NumberFormatInfo.InvariantInfo, out scalar)) { value = new XmlRpcScalarValue(scalar); return true; } } else if (String.Compare(navigator.Name, "dateTime.iso8601", StringComparison.OrdinalIgnoreCase) == 0) { DateTime scalar; if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(navigator.Value, out scalar)) { value = new XmlRpcScalarValue(scalar); return true; } } else if (String.Compare(navigator.Name, "base64", StringComparison.OrdinalIgnoreCase) == 0) { if(!String.IsNullOrEmpty(navigator.Value)) { try { byte[] data = Convert.FromBase64String(navigator.Value); value = new XmlRpcScalarValue(data); return true; } catch(FormatException) { value = null; return false; } } } else if (String.Compare(navigator.Name, "struct", StringComparison.OrdinalIgnoreCase) == 0) { XmlRpcStructureValue structure = new XmlRpcStructureValue(); if (structure.Load(source)) { value = structure; return true; } } else if (String.Compare(navigator.Name, "array", StringComparison.OrdinalIgnoreCase) == 0) { XmlRpcArrayValue array = new XmlRpcArrayValue(); if (array.Load(source)) { value = array; return true; } } } } else if (!String.IsNullOrEmpty(source.Value)) { value = new XmlRpcScalarValue(source.Value); return true; } //------------------------------------------------------------ // Conversion failed, so set result as null and return false //------------------------------------------------------------ value = null; return false; }