public void SearchParent()
{
try
{
Configuration configuration = ReadConfiguration();
Assert.NotNull(configuration);
string path = "root/configuration/node_1/ELEMENT_LIST";
AbstractConfigNode node = configuration.Find(path);
Assert.NotNull(node);
Assert.Equal(path, node.GetSearchPath());
path = "../node_2/node_3/../#";
node = node.Find(path);
Assert.NotNull(node);
Assert.True(node.GetType() == typeof(ConfigParametersNode));
LogUtils.Debug(node.GetAbsolutePath());
}
catch (Exception ex)
{
LogUtils.Error(ex);
throw ex;
}
}
public void SearchWildcar()
{
try
{
Configuration configuration = ReadConfiguration();
Assert.NotNull(configuration);
string path = "root/configuration/node_1/node_2/node_3/*";
AbstractConfigNode node = configuration.Find(path);
Assert.NotNull(node);
Assert.True(node.GetType() == typeof(ConfigSearchResult));
path = "configuration/node_1/node_2/node_3/*/LONG_VALUE_LIST";
node = configuration.Find(path);
Assert.NotNull(node);
Assert.True(node.GetType() == typeof(ConfigListValueNode));
Assert.Equal(8, ((ConfigListValueNode)node).Count());
LogUtils.Debug(node.GetAbsolutePath());
}
catch (Exception ex)
{
LogUtils.Error(ex);
throw ex;
}
}
public void SearchRecursive()
{
try
{
Configuration configuration = ReadConfiguration();
Assert.NotNull(configuration);
String path = "root/**/updatedBy";
AbstractConfigNode node = configuration.Find(path);
Assert.NotNull(node);
Assert.True(node.GetType() == typeof(ConfigSearchResult));
path = "/**/node_2/#PARAM_1";
node = node.Find(path);
Assert.NotNull(node);
Assert.True(node.GetType() == typeof(ConfigValueNode));
LogUtils.Debug("NODE>>", node);
}
catch (Exception ex)
{
LogUtils.Error(ex);
throw ex;
}
}
/// <summary>
/// Process the annotated field and set the values from the configuration value.
/// </summary>
/// <typeparam name="T">Target Instance type</typeparam>
/// <param name="node">Configuration Node</param>
/// <param name="target">Target Type instance.</param>
/// <param name="field">Property to update</param>
/// <param name="configValue">Config value annotation</param>
/// <returns>Updated Target Type instance.</returns>
private static T ProcessField <T>(ConfigPathNode node, T target, FieldInfo field, ConfigValue configValue, List <string> valuePaths)
{
string pname = configValue.Name;
if (String.IsNullOrWhiteSpace(pname))
{
pname = field.Name;
}
string value = null;
if (!String.IsNullOrWhiteSpace(configValue.Path))
{
AbstractConfigNode nnode = node.Find(configValue.Path);
if (nnode != null && nnode.GetType() == typeof(ConfigPathNode))
{
node = (ConfigPathNode)nnode;
}
else
{
node = null;
}
}
if (node != null)
{
AbstractConfigNode cnode = node.GetChildNode(pname);
if (cnode != null)
{
if (valuePaths != null)
{
valuePaths.Add(cnode.GetSearchPath());
}
if (cnode.GetType() == typeof(ConfigValueNode))
{
ConfigValueNode vn = (ConfigValueNode)cnode;
if (vn != null)
{
value = vn.GetValue();
}
if (!String.IsNullOrWhiteSpace(value))
{
object v = GetValue <T>(pname, value, configValue.Function, field.FieldType, target, configValue.Required);
if (v != null)
{
TypeUtils.CallSetter(field, target, v);
}
}
}
else
{
if (ReflectionUtils.IsSubclassOfRawGeneric(field.FieldType, typeof(List <>)))
{
if (cnode.GetType() == typeof(ConfigListValueNode))
{
ConfigListValueNode configList = (ConfigListValueNode)cnode;
List <string> values = configList.GetValueList();
if (values != null)
{
Type inner = field.FieldType.GetGenericArguments()[0];
object v = ReflectionUtils.ConvertListFromStrings(inner, values);
if (v != null)
{
TypeUtils.CallSetter(field, target, v);
}
}
}
}
else if (ReflectionUtils.IsSubclassOfRawGeneric(field.FieldType, typeof(HashSet <>)))
{
if (cnode.GetType() == typeof(ConfigListValueNode))
{
ConfigListValueNode configList = (ConfigListValueNode)cnode;
List <string> values = configList.GetValueList();
if (values != null)
{
Type inner = field.FieldType.GetGenericArguments()[0];
object v = ReflectionUtils.ConvertSetFromStrings(inner, values);
if (v != null)
{
TypeUtils.CallSetter(field, target, v);
}
}
}
}
}
}
}
object ov = TypeUtils.CallGetter(field, target);
if (ov == null && configValue.Required)
{
throw AnnotationProcessorException.Throw(target.GetType(), pname);
}
return(target);
}
/// <summary>
/// Create a new Instance of the specified type.
///
/// Type should have an empty constructor or a constructor with annotation.
/// </summary>
/// <typeparam name="T">Target Instance type</typeparam>
/// <param name="type">Type</param>
/// <param name="node">Configuration node.</param>
/// <returns>Created Instance</returns>
public static T CreateInstance <T>(Type type, ConfigPathNode node)
{
T target = default(T);
ConstructorInfo[] constructors = type.GetConstructors(BindingFlags.Public | BindingFlags.Instance);
if (constructors != null && constructors.Length > 0)
{
foreach (ConstructorInfo ci in constructors)
{
MethodInvoke mi = (MethodInvoke)Attribute.GetCustomAttribute(ci, typeof(MethodInvoke));
if (mi != null)
{
ParameterInfo[] parameters = ci.GetParameters();
ConfigPathNode nnode = node;
if (parameters != null && parameters.Length > 0)
{
if (!String.IsNullOrWhiteSpace(mi.Path))
{
AbstractConfigNode cnode = nnode.Find(mi.Path);
if (cnode != null && cnode.GetType() == typeof(ConfigPathNode))
{
nnode = (ConfigPathNode)cnode;
}
}
if (nnode != null)
{
ConfigParametersNode pnode = nnode.GetParameters();
if (pnode != null)
{
List <object> values = FindParameters(pnode, ci.Name, parameters);
if (values != null && values.Count > 0)
{
target = (T)Activator.CreateInstance(type, values.ToArray());
break;
}
}
}
}
else
{
target = Activator.CreateInstance <T>();
break;
}
}
}
}
if (ReflectionUtils.IsNull(target))
{
target = Activator.CreateInstance <T>();
}
if (!ReflectionUtils.IsNull(target))
{
target = ReadValues((ConfigPathNode)node, target, null);
CallMethodInvokes((ConfigPathNode)node, target);
}
else
{
throw new AnnotationProcessorException(String.Format("Error creating instance of Type: [path={0}][type={1}]", node.GetSearchPath(), type.FullName));
}
return(target);
}
/// <summary>
/// Set the target instance values reading from the passed configuration node.
/// </summary>
/// <typeparam name="T">Target Instance type</typeparam>
/// <param name="parent">Configuration node instance</param>
/// <param name="target">Target Type instance</param>
/// <returns>Updated Target Type instance</returns>
public static T Process <T>(AbstractConfigNode parent, T target)
{
List <string> valuePaths = null;
return(Process <T>(parent, target, out valuePaths));
}
/// <summary>
/// Get a File/Blob resource as a stream. Method is applicable only for Zip/Directory Resources.
/// </summary>
/// <param name="configuration">Configuration instance.</param>
/// <param name="path">Search path for the resource node.</param>
/// <param name="file">Sub-path for the file</param>
/// <returns>Stream Reader</returns>
public static StreamReader GetResourceStream(this Configuration configuration, string path, string file)
{
Preconditions.CheckArgument(configuration);
Preconditions.CheckArgument(path);
Preconditions.CheckArgument(file);
AbstractConfigNode node = configuration.Find(path);
if (node != null && typeof(ConfigResourceNode).IsAssignableFrom(node.GetType()))
{
ConfigResourceNode rnode = (ConfigResourceNode)node;
if (rnode.GetType() == typeof(ConfigResourceZip))
{
ConfigResourceZip fnode = (ConfigResourceZip)rnode;
if (fnode.Downloaded)
{
Conditions.NotNull(fnode.File);
FileInfo fi = new FileInfo(fnode.File.FullName);
if (!fi.Exists)
{
throw new ConfigurationException(String.Format("Invalid File Resource Node: File not found. [file={0}]", fi.FullName));
}
string filename = String.Format("{0}/{1}", fi.FullName, file);
fi = new FileInfo(filename);
if (!fi.Exists)
{
throw new ConfigurationException(String.Format("File not found. [file={0}]", fi.FullName));
}
return(new StreamReader(fi.FullName));
}
else
{
lock (fnode)
{
DownloadResource(fnode);
UnzipResource(fnode);
}
string filename = String.Format("{0}/{1}", fnode.Directory.FullName, file);
FileInfo fi = new FileInfo(filename);
if (!fi.Exists)
{
throw new ConfigurationException(String.Format("Invalid File Resource Node: File not found. [file={0}]", fi.FullName));
}
return(new StreamReader(fi.FullName));
}
}
else if (rnode.GetType() == typeof(ConfigDirectoryResource))
{
ConfigDirectoryResource dnode = (ConfigDirectoryResource)rnode;
if (!dnode.Directory.Exists)
{
throw new ConfigurationException(String.Format("Directory not found. [file={0}]", dnode.Directory.FullName));
}
string filename = String.Format("{0}/{1}", dnode.Directory.FullName, file);
FileInfo fi = new FileInfo(filename);
if (!fi.Exists)
{
throw new ConfigurationException(String.Format("Invalid File Resource Node: File not found. [file={0}]", fi.FullName));
}
return(new StreamReader(fi.FullName));
}
}
return(null);
}
/// <summary>
/// Recursively replace defined variables with properties in the configuration nodes.
///
/// </summary>
/// <param name="node">Configuration Node.</param>
/// <param name="inProps">Scoped properties map</param>
/// <param name="replace">Replace variables?</param>
private void NodePostLoad(AbstractConfigNode node, Dictionary <string, ConfigValueNode> inProps, bool replace)
{
Dictionary <string, ConfigValueNode> properties = General.Clone <string, ConfigValueNode>(inProps);
if (node.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode pnode = (ConfigPathNode)node;
ConfigPropertiesNode props = pnode.GetProperties();
if (props != null && !props.IsEmpty())
{
Dictionary <string, ConfigValueNode> pd = props.GetValues();
foreach (string key in pd.Keys)
{
if (!properties.ContainsKey(key))
{
properties.Add(key, pd[key]);
}
else
{
properties[key] = pd[key];
}
}
}
if (!pnode.IsEmpty())
{
foreach (string key in pnode.GetChildren().Keys)
{
NodePostLoad(pnode.GetChildren()[key], properties, replace);
}
}
}
else
{
if (node.GetType() == typeof(ConfigParametersNode))
{
ConfigParametersNode pnode = (ConfigParametersNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (string key in pnode.GetValues().Keys)
{
ConfigValueNode vn = pnode.GetValue(key);
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigAttributesNode))
{
ConfigAttributesNode pnode = (ConfigAttributesNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (string key in pnode.GetValues().Keys)
{
ConfigValueNode vn = pnode.GetValue(key);
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigListValueNode))
{
ConfigListValueNode pnode = (ConfigListValueNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (ConfigValueNode vn in pnode.GetValues())
{
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigElementListNode))
{
ConfigElementListNode pnode = (ConfigElementListNode)node;
if (!pnode.IsEmpty())
{
foreach (ConfigElementNode vn in pnode.GetValues())
{
NodePostLoad(vn, properties, replace);
}
}
}
else if (node.GetType() == typeof(ConfigValueNode))
{
if (replace)
{
ConfigValueNode vn = (ConfigValueNode)node;
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
}
public override void Configure(AbstractConfigNode node)
{
throw new NotImplementedException();
}
public abstract void Configure(AbstractConfigNode node);
/// <summary>
/// Create/Get an instance of an autowired object.
/// </summary>
/// <typeparam name="T">Type of Object</typeparam>
/// <param name="configName">Configuration Name (should be loaded)</param>
/// <param name="path">Path in the configuration</param>
/// <param name="update">Node path updated</param>
/// <returns>Object Instance</returns>
private T AutowireType <T>(string configName, string path)
{
Preconditions.CheckArgument(configName);
Type type = typeof(T);
string key = GetTypeKey(type, path, configName);
if (!String.IsNullOrWhiteSpace(key))
{
if (!autowiredObjects.ContainsKey(key))
{
lock (autowiredObjects)
{
if (!autowiredObjects.ContainsKey(key))
{
Configuration config = ReadLockConfig(configName, DEFAULT_READ_LOCK_TIMEOUT);
if (config != null)
{
try
{
T value = default(T);
value = Activator.CreateInstance <T>();
autowiredObjects[key] = value;
List <string> valuePaths = null;
if (!String.IsNullOrWhiteSpace(path))
{
AbstractConfigNode node = config.Find(path);
if (node == null)
{
throw new ConfigurationException(
String.Format("Specified configuration node not found. [config={0}][path={1}]", configName, path));
}
ConfigurationAnnotationProcessor.Process <T>(node, value, out valuePaths);
}
else
{
ConfigurationAnnotationProcessor.Process <T>(config, value, out valuePaths);
}
if (valuePaths != null && valuePaths.Count > 0 && (config.SyncMode == ESyncMode.BATCH || config.SyncMode == ESyncMode.EVENTS))
{
AutowiredIndexStruct ais = new AutowiredIndexStruct();
ais.ConfigName = configName;
ais.Type = type;
ais.RelativePath = path;
ais.Instance = value;
foreach (string vp in valuePaths)
{
string vk = GetTypeIndexKey(vp, configName);
autowiredIndex.Add(vk, ais);
}
}
}
finally
{
ConfigReleaseRead(config.Header.Name);
}
}
else
{
throw new ConfigurationException(
String.Format("Error getting confguration. (Might be a lock timeout) [name={0}]", configName));
}
}
}
}
return((T)autowiredObjects[key]);
}
throw new ConfigurationException(
String.Format("Error creating autowired instance. [type={0}][config={1}]", type.FullName, configName));
}
/// <summary>
/// Parse a configuration node.
/// </summary>
/// <param name="name">Config node name</param>
/// <param name="elem">XML Element</param>
/// <param name="nodeStack">Current Node Stack</param>
private void ParseBodyNode(string name, XmlElement elem, Stack <AbstractConfigNode> nodeStack)
{
bool popStack = false;
bool processed = false;
AbstractConfigNode parent = nodeStack.Peek();
if (IsTextNode(elem))
{
bool encrypted = false;
if (elem.HasAttributes)
{
string attr = elem.Attributes[XML_VALUE_ENCRYPTED].Value;
if (!String.IsNullOrWhiteSpace(attr))
{
if (attr.CompareTo("true") == 0)
{
encrypted = true;
}
}
}
AddValueNode(parent, elem.Name, elem.FirstChild.Value, encrypted);
}
else
{
XmlNodeType nt = IsListNode(elem);
if (nt == XmlNodeType.Element)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
ConfigElementListNode nodeList = new ConfigElementListNode(parent.Configuration, parent);
nodeList.Name = name;
pnode.AddChildNode(nodeList);
nodeStack.Push(nodeList);
popStack = true;
}
else if (nt == XmlNodeType.Text)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
ConfigListValueNode nodeList = new ConfigListValueNode(parent.Configuration, parent);
nodeList.Name = name;
pnode.AddChildNode(nodeList);
nodeStack.Push(nodeList);
popStack = true;
}
else
{
if (elem.Name == ConstXmlConfigIncludeNode.XML_CONFIG_INCLUDE)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
AddIncludeNode(pnode, elem);
processed = true;
}
else if (elem.Name == ConstXmlResourceNode.XML_CONFIG_NODE_RESOURCE)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
AddResourceNode(pnode, elem);
processed = true;
}
else if (elem.Name == settings.ParametersNodeName)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
ConfigParametersNode paramNode = new ConfigParametersNode(parent.Configuration, parent);
paramNode.Name = name;
pnode.AddChildNode(paramNode);
nodeStack.Push(paramNode);
popStack = true;
}
else if (elem.Name == settings.PropertiesNodeName)
{
if (parent.GetType() != typeof(ConfigPathNode))
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add List node to parent. [parent={0}]", parent.GetType().FullName));
}
ConfigPathNode pnode = (ConfigPathNode)parent;
ConfigPropertiesNode propNode = new ConfigPropertiesNode(parent.Configuration, parent);
propNode.Name = name;
pnode.AddChildNode(propNode);
nodeStack.Push(propNode);
popStack = true;
}
else
{
ConfigPathNode cnode = new ConfigPathNode(parent.Configuration, parent);
cnode.Name = name;
if (parent.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode pnode = (ConfigPathNode)parent;
pnode.AddChildNode(cnode);
}
else if (parent.GetType() == typeof(ConfigElementListNode))
{
ConfigElementListNode nodeList = (ConfigElementListNode)parent;
nodeList.Add(cnode);
}
else
{
throw new ConfigurationException(String.Format("Invalid Stack State: Cannot add path node to parent. [parent={0}]", parent.GetType().FullName));
}
nodeStack.Push(cnode);
popStack = true;
}
}
if (!processed)
{
if (elem.HasAttributes)
{
AbstractConfigNode pp = nodeStack.Peek();
if (pp.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode cp = (ConfigPathNode)pp;
ConfigAttributesNode attrs = new ConfigAttributesNode(cp.Configuration, cp);
cp.AddChildNode(attrs);
foreach (XmlAttribute attr in elem.Attributes)
{
ConfigValueNode vn = new ConfigValueNode(attrs.Configuration, attrs);
vn.Name = attr.Name;
vn.SetValue(attr.Value);
attrs.Add(vn);
}
}
}
if (elem.HasChildNodes)
{
foreach (XmlNode cnode in elem.ChildNodes)
{
if (cnode.NodeType == XmlNodeType.Element)
{
ParseBodyNode(cnode.Name, (XmlElement)cnode, nodeStack);
}
}
}
}
if (popStack)
{
nodeStack.Pop();
}
}
}
/// <summary>
/// Write a configuration node.
/// </summary>
/// <param name="writer">XML Writer</param>
/// <param name="node">Node To write</param>
/// <param name="settings">Configuration Settings.</param>
private void WriteNode(XmlWriter writer, AbstractConfigNode node, ConfigurationSettings settings)
{
if (node.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode pnode = (ConfigPathNode)node;
writer.WriteStartElement(node.Name);
{
ConfigAttributesNode attrs = pnode.GetAttributes();
if (attrs != null)
{
Dictionary <string, ConfigValueNode> values = attrs.GetValues();
if (values != null && values.Count > 0)
{
foreach (string key in values.Keys)
{
ConfigValueNode vn = values[key];
if (vn != null)
{
writer.WriteAttributeString(vn.Name, vn.GetValue());
}
}
}
}
Dictionary <string, AbstractConfigNode> nodes = pnode.GetChildren();
foreach (string key in nodes.Keys)
{
AbstractConfigNode cnode = nodes[key];
if (cnode.Name == settings.AttributesNodeName)
{
continue;
}
WriteNode(writer, cnode, settings);
}
}
writer.WriteEndElement();
}
else if (node.GetType() == typeof(ConfigValueNode))
{
ConfigValueNode vn = (ConfigValueNode)node;
writer.WriteStartElement(vn.Name);
writer.WriteString(vn.GetValue());
writer.WriteEndElement();
}
else if (node.GetType() == typeof(ConfigParametersNode) || node.GetType() == typeof(ConfigPropertiesNode))
{
string name = null;
if (node.GetType() == typeof(ConfigParametersNode))
{
name = settings.ParametersNodeName;
}
else
{
name = settings.PropertiesNodeName;
}
ConfigKeyValueNode kvnode = (ConfigKeyValueNode)node;
WriteKeyValueNode(writer, kvnode, name);
}
else if (node.GetType() == typeof(ConfigListValueNode))
{
WriteListValueNode(writer, (ConfigListValueNode)node);
}
else if (node.GetType() == typeof(ConfigElementListNode))
{
WriteListElementNode(writer, (ConfigElementListNode)node, settings);
}
else if (node.GetType() == typeof(ConfigIncludeNode))
{
ConfigIncludeNode inode = (ConfigIncludeNode)node;
WriteNode(writer, inode.Node, settings);
}
else if (typeof(ConfigResourceNode).IsAssignableFrom(node.GetType()))
{
ConfigResourceNode rnode = (ConfigResourceNode)node;
WriteResourceNode(writer, rnode);
}
}
