public void WriteDriveInfo(DriveInfo info, FieldStorage storage)
{
if (info == null)
{
throw new ArgumentNullException("info", "info cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
IndexDocument document = new IndexDocument();
document.Add(new FieldNormal("AvailableFreeSpace", info.AvailableFreeSpace.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("DriveFormat", info.DriveFormat, storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("DriveType", info.DriveType.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("IsReady", info.IsReady.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("Name", info.Name, storage.Store, storage.SearchRule, storage.VectorRule));
if (info.RootDirectory != null && !string.IsNullOrEmpty(info.RootDirectory.FullName))
{
document.Add(new FieldNormal("", info.RootDirectory.FullName, storage.Store, storage.SearchRule, storage.VectorRule));
}
document.Add(new FieldNormal("TotalFreeSpace", info.TotalFreeSpace.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("TotalSize", info.TotalSize.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("VolumeLabel", info.VolumeLabel, storage.Store, storage.SearchRule, storage.VectorRule));
this.Write(document);
}
public void Write <TKey, TValue>(IDictionary <TKey, TValue> values, FieldStorage storage)
{
if (!this.IsOpen)
{
throw new ObjectDisposedException("IndexWriter", "You cannot access this method from a disposed IndexWriter");
}
if (values == null)
{
throw new ArgumentNullException("values", "values cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
IndexDocument document = new IndexDocument();
foreach (KeyValuePair <TKey, TValue> pair in values)
{
if (pair.Key == null || pair.Value == null)
{
continue;
}
string fieldName = pair.Key.ToString();
string fieldValue = pair.Value.ToString();
if (string.IsNullOrEmpty(fieldName) || string.IsNullOrEmpty(fieldValue))
{
continue;
}
document.Add(new FieldNormal(fieldName, fieldValue, storage.Store, storage.SearchRule, storage.VectorRule));
}
this.Write(document);
}
public void WriteDirectory(FileSystemInfo info, FieldStorage storage)
{
if (info == null)
{
throw new ArgumentNullException("info", "info cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
IndexDocument document = new IndexDocument();
if (!string.IsNullOrEmpty(info.Attributes.ToString()))
{
document.Add(new FieldNormal("Attributes", info.Attributes.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
}
document.Add(new FieldNormal("CreationTime", info.CreationTime.ToString("G"), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("Exists", info.Exists.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("Extension", info.Extension, storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("FullName", info.FullName, storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("LastAccessTime", info.LastAccessTime.ToString("G"), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("LastWriteTime", info.LastWriteTime.ToString("G"), storage.Store, storage.SearchRule, storage.VectorRule));
document.Add(new FieldNormal("Name", info.Name, storage.Store, storage.SearchRule, storage.VectorRule));
this.Write(document);
// this.WriteInstance<DirectoryInfo>(info, storage); // could simpify the whole thing
}
public void Write <TKey>(string fieldName, IEnumerable <TKey> values, FieldStorage storage, bool makeSingleDocument)
{
if (!this.IsOpen)
{
throw new ObjectDisposedException("IndexWriter", "You cannot access this method from a disposed IndexWriter");
}
if (string.IsNullOrEmpty(fieldName))
{
throw new ArgumentNullException("fieldName", "fieldName cannot be null");
}
if (values == null)
{
throw new ArgumentNullException("values", "values cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
if (makeSingleDocument)
{
IndexDocument document = new IndexDocument();
foreach (TKey value in values)
{
if (value == null)
{
continue;
}
string fieldValue = value.ToString();
if (string.IsNullOrEmpty(fieldValue))
{
continue;
}
document.Add(new FieldNormal(fieldName, fieldValue, storage.Store, storage.SearchRule, storage.VectorRule));
}
if (document.TotalFields > 0)
{
this.Write(document);
}
}
else
{
foreach (TKey value in values)
{
if (value == null)
{
continue;
}
string fieldValue = value.ToString();
if (string.IsNullOrEmpty(fieldValue))
{
continue;
}
IndexDocument document = new IndexDocument();
document.Add(new FieldNormal(fieldName, fieldValue, storage.Store, storage.SearchRule, storage.VectorRule));
this.Write(document);
}
}
}
public IndexableAttribute(bool isIndexable, bool indexPropertiesWithNoAttribute, FieldStorage defaultStorageRule)
{
if (defaultStorageRule == null)
throw new ArgumentNullException("defaultStorageRule", "defaultStorageRule cannot be null");
this.isIndexable = isIndexable;
this.indexPropsWithNoAttribute = indexPropertiesWithNoAttribute;
this.defaultStorageRule = defaultStorageRule;
}
public void WriteDataRow(DataRow dataRow, IndexWriterRuleCollection ruleCollection, AnalyzerType analyzerType)
{
if (dataRow == null)
{
throw new ArgumentNullException("dataRow", "dataRow cannot be null");
}
if (ruleCollection == null)
{
throw new ArgumentNullException("ruleCollection", "ruleCollection cannot be null");
}
DataTable dataTable = dataRow.Table;
int totalColumns = dataTable.Columns.Count;
IndexDocument document = new IndexDocument();
for (int j = 0; j < totalColumns; j++)
{
DataColumn column = dataTable.Columns[j];
if (string.IsNullOrEmpty(column.ColumnName))
{
continue;
}
IndexWriterRule rule = ruleCollection.GetRuleFromType(column.DataType);
if (rule.SkipField(column.DataType, column.ColumnName))
{
continue;
}
FieldStorage storageRule = rule.GetStorageRule(column.ColumnName);
// that's all the field data, now lets get the value data
object rowValue = dataRow[j];
bool isRowNull = rowValue == null || rowValue == DBNull.Value;
if (rule.SkipColumnIfNull && isRowNull)
{
continue;
}
else if (!rule.SkipColumnIfNull && string.IsNullOrEmpty(rule.DefaultValueIfNull))
{
continue;
}
string fieldValue = (isRowNull) ? rule.DefaultValueIfNull : rowValue.ToString();
rowValue = null;
document.Add(new FieldNormal(column.ColumnName, fieldValue, storageRule.Store, storageRule.SearchRule, storageRule.VectorRule));
}
if (document.TotalFields > 0)
{
if (analyzerType == AnalyzerType.None || analyzerType == AnalyzerType.Unknown)
{
this.Write(document);
}
else
{
this.Write(document, analyzerType);
}
}
}
public IndexableAttribute(bool isIndexable, bool indexPropertiesWithNoAttribute, FieldStorage defaultStorageRule)
{
if (defaultStorageRule == null)
{
throw new ArgumentNullException("defaultStorageRule", "defaultStorageRule cannot be null");
}
this.isIndexable = isIndexable;
this.indexPropsWithNoAttribute = indexPropertiesWithNoAttribute;
this.defaultStorageRule = defaultStorageRule;
}
/// <summary>
/// Sets a <see cref="IndexLibrary.FieldStorage"/> rule for the specified field name
/// </summary>
/// <param name="name">The field name.</param>
/// <param name="storageRule">The storage rule that applies to the supplied field name.</param>
/// <exception cref="System.ArgumentNullException">
/// The <paramref name="name"/> parameter is null or empty
/// </exception>
public void SetStorageRule(string name, FieldStorage storageRule)
{
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name", "name cannot be null or empty");
}
if (this.appliedColumnNames.ContainsKey(name))
{
this.appliedColumnNames[name] = storageRule;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexWriterRule"/> class.
/// </summary>
/// <param name="appliedType">The System.Type that this rule applies to.</param>
public IndexWriterRule(Type appliedType)
{
if (appliedType == null)
throw new ArgumentNullException("appliedType", "appliedType cannot be null");
this.appliedType = appliedType;
this.skipIfNull = true;
this.maxAllowedLength = int.MaxValue;
this.valueWhenNull = "empty";
this.appliedColumnNames = new Dictionary<string, FieldStorage>();
this.onlyIndexIfContainsFieldName = false;
this.defaultStorageRule = new FieldStorage(true, FieldSearchableRule.Analyzed, FieldVectorRule.No);
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexWriterRule"/> class.
/// </summary>
/// <param name="appliedType">The System.Type that this rule applies to.</param>
public IndexWriterRule(Type appliedType)
{
if (appliedType == null)
{
throw new ArgumentNullException("appliedType", "appliedType cannot be null");
}
this.appliedType = appliedType;
this.skipIfNull = true;
this.maxAllowedLength = int.MaxValue;
this.valueWhenNull = "empty";
this.appliedColumnNames = new Dictionary <string, FieldStorage>();
this.onlyIndexIfContainsFieldName = false;
this.defaultStorageRule = new FieldStorage(true, FieldSearchableRule.Analyzed, FieldVectorRule.No);
}
public void WriteDriveInfos(DriveInfo[] driveInfos, FieldStorage storage)
{
if (driveInfos == null || driveInfos.Length == 0)
{
return;
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
int totalDrives = driveInfos.Length;
for (int i = 0; i < totalDrives; i++)
{
WriteDriveInfo(driveInfos[i], storage);
}
}
public void WriteFiles(FileInfo[] files, FieldStorage storage)
{
if (files == null || files.Length == 0)
{
return;
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
int totalFiles = files.Length;
for (int i = 0; i < totalFiles; i++)
{
WriteFile(files[i]);
}
}
public void WriteDirectories(FileSystemInfo[] directories, FieldStorage storage)
{
if (directories == null || directories.Length == 0)
{
return;
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
int totalDirectories = directories.Length;
for (int i = 0; i < totalDirectories; i++)
{
WriteDirectory(directories[i], storage);
}
}
/// <summary>
/// Sets a <see cref="IndexLibrary.FieldStorage"/> rule for the specified field name
/// </summary>
/// <param name="name">The field name.</param>
/// <param name="storageRule">The storage rule that applies to the supplied field name.</param>
/// <exception cref="System.ArgumentNullException">
/// The <paramref name="name"/> parameter is null or empty
/// </exception>
public void SetStorageRule(string name, FieldStorage storageRule)
{
if (string.IsNullOrEmpty(name))
throw new ArgumentNullException("name", "name cannot be null or empty");
if (this.appliedColumnNames.ContainsKey(name))
this.appliedColumnNames[name] = storageRule;
}
public IndexOptionsAttribute(bool isIndexable, FieldStorage storageRule)
{
this.isIndexable = isIndexable;
this.storageRule = storageRule;
}
public IndexOptionsAttribute(bool isIndexable, FieldStorage storageRule)
{
this.isIndexable = isIndexable;
this.storageRule = storageRule;
}
public static void WriteInstance <TKey>(this IndexWriter writer, IEnumerable <TKey> values, FieldStorage storage)
where TKey : class
{
// write all classes to index, but use the same storage rule for all of them
if (writer == null)
{
throw new ArgumentNullException("writer", "writer cannot be null");
}
if (!writer.IsOpen)
{
throw new ObjectDisposedException("writer", "You cannot access this method from a disposed IndexWriter");
}
if (values == null)
{
throw new ArgumentNullException("values", "values cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
foreach (TKey value in values)
{
WriteInstance <TKey>(writer, value, storage);
}
}
public static void WriteInstance <TKey>(this IndexWriter writer, TKey objectToWrite, IndexWriterRuleCollection ruleCollection)
where TKey : class
{
if (writer == null)
{
throw new ArgumentNullException("writer", "writer cannot be null");
}
if (!writer.IsOpen)
{
throw new ObjectDisposedException("writer", "You cannot access this method from a disposed IndexWriter");
}
if (objectToWrite == null)
{
throw new ArgumentNullException("objectToWrite", "objectToWrite cannot be null");
}
if (ruleCollection == null)
{
throw new ArgumentNullException("ruleCollection", "storage cannot be null");
}
List <PropertyInfo> properties = new List <PropertyInfo>(objectToWrite.GetType().GetProperties());
properties.RemoveAll(x => !x.CanRead);
if (properties.Count == 0)
{
throw new InvalidOperationException("You cannot index a class that doesn't have any publicly accessible (get) properties");
}
int totalProperties = properties.Count;
IndexDocument document = new IndexDocument();
int addedProperties = 0;
for (int i = 0; i < totalProperties; i++)
{
PropertyInfo info = properties[i];
IndexWriterRule rule = ruleCollection.GetRuleFromType(info.PropertyType);
object propertyValue = info.GetValue(objectToWrite, null);
if (rule.SkipColumnIfNull && propertyValue == null)
{
continue;
}
else if (!rule.SkipColumnIfNull && string.IsNullOrEmpty(rule.DefaultValueIfNull) && propertyValue == null)
{
continue;
}
string stringValue = string.Empty;
if (propertyValue == null)
{
stringValue = rule.DefaultValueIfNull;
}
else
{
stringValue = propertyValue.ToString();
}
propertyValue = null;
FieldStorage storage = (rule.AppliedColumns.ContainsKey(info.Name)) ? rule.AppliedColumns[info.Name] : rule.DefaultStorageRule;
document.Add(new FieldNormal(info.Name, stringValue, storage.Store, storage.SearchRule, storage.VectorRule));
++addedProperties;
}
if (addedProperties > 0)
{
writer.Write(document);
}
}
public static void WriteInstance <TKey>(this IndexWriter writer, TKey objectToWrite, IEnumerable <string> propertiesToIndex, FieldStorage storage)
where TKey : class
{
if (writer == null)
{
throw new ArgumentNullException("writer", "writer cannot be null");
}
if (!writer.IsOpen)
{
throw new ObjectDisposedException("writer", "You cannot access this method from a disposed IndexWriter");
}
if (objectToWrite == null)
{
throw new ArgumentNullException("objectToWrite", "objectToWrite cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
List <PropertyInfo> properties = new List <PropertyInfo>(objectToWrite.GetType().GetProperties());
properties.RemoveAll(x => !x.CanRead || !propertiesToIndex.Contains(x.Name));
if (properties.Count == 0)
{
throw new InvalidOperationException("You cannot index a class that doesn't have any publicly accessible (get) properties");
}
//for (int i = (totalProperties -1); i >= 0; i--) if (!propertiesToIndex.Contains(properties[i].Name)) properties.RemoveAt(i);
// now all properties can be indexed
int totalProperties = properties.Count;
IndexDocument document = new IndexDocument();
int addedProperties = 0;
for (int i = 0; i < totalProperties; i++)
{
PropertyInfo info = properties[i];
object propertyValue = info.GetValue(objectToWrite, null);
if (propertyValue == null)
{
continue;
}
document.Add(new FieldNormal(info.Name, propertyValue.ToString(), storage.Store, storage.SearchRule, storage.VectorRule));
++addedProperties;
}
if (addedProperties > 0)
{
writer.Write(document);
}
}
public void Write <TKey>(string fieldName, IEnumerable <TKey> values, FieldStorage storage)
{
Write <TKey>(fieldName, values, storage, false);
}
public void Write <TKey, TValue>(ILookup <TKey, TValue> values, FieldStorage storage)
{
Write <TKey, TValue>(values, storage, false);
}
public static void WriteInstance <TKey>(this IndexWriter writer, IEnumerable <TKey> values, IEnumerable <string> propertiesToIndex, FieldStorage storage)
where TKey : class
{
if (writer == null)
{
throw new ArgumentNullException("writer", "writer cannot be null");
}
if (!writer.IsOpen)
{
throw new ObjectDisposedException("writer", "You cannot access this method from a disposed IndexWriter");
}
if (values == null)
{
throw new ArgumentNullException("values", "values cannot be null");
}
if (storage == null)
{
throw new ArgumentNullException("storage", "storage cannot be null");
}
foreach (TKey value in values)
{
WriteInstance <TKey>(writer, value, propertiesToIndex, storage);
}
}
