public FieldCacheKey(string name, Field.Index? index, Field.Store store, int[] multipleItemsSameField)
{
this.name = name;
this.index = index;
this.store = store;
this.multipleItemsSameField = multipleItemsSameField;
}
/// <summary>
/// Create and populate a Lucened Processing Data structure
/// </summary>
/// <param name="FieldStore">Text representation of a Field.Store enum</param>
/// <param name="IndexType">Text representation of a Field.Index enum</param>
/// <param name="LuceneName">Field name in the Lucene Doc</param>
/// <param name="DataName">Column name from the database</param>
public aLuceneData(string FieldStore, string IndexType, string LuceneName, string DataName)
{
switch (FieldStore.ToLower())
{
case "compress": fieldStore = Field.Store.COMPRESS; break;
case "no": fieldStore = Field.Store.NO; break;
case "yes": fieldStore = Field.Store.YES; break;
default: fieldStore = Field.Store.NO; break;
}
switch (IndexType.ToLower())
{
case "analyzed": indexType = Field.Index.ANALYZED; break;
case "analyzed_no_norms": indexType = Field.Index.ANALYZED_NO_NORMS; break;
case "no": indexType = Field.Index.NO; break;
case "no_norms": indexType = Field.Index.NOT_ANALYZED_NO_NORMS; break;
case "not_analyzed": indexType = Field.Index.NOT_ANALYZED; break;
case "not_analyzed_no_norms": indexType = Field.Index.NOT_ANALYZED_NO_NORMS; break;
case "tokenized": indexType = Field.Index.ANALYZED; break;
case "un_tokenized": indexType = Field.Index.NOT_ANALYZED; break;
default: indexType = Field.Index.NO; break;
}
luceneName = LuceneName;
dataName = DataName;
}
public void processRequest(string queryName, NameValueCollection htKeys)
{
string retVal = string.Empty;
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(new Utility().getConfigXML());
XmlNode xNode = xdoc.SelectSingleNode(string.Format("//blobdata[@name='default']"));
string azureAccount = xNode.Attributes["account"].Value;
string azureEndpoint = xNode.Attributes["endpoint"].Value;
string azureSharedKey = xNode.Attributes["accountSharedKey"].Value;
string blobStorage = xNode.Attributes["endpoint"].Value;
xNode = xdoc.SelectSingleNode(string.Format("//fragmentData/Setting[@name='HandlerFragments']"));
string fragmentLocation = xNode.Attributes["value"].Value;
try
{
AzureBlobStorage abs = new AzureBlobStorage(azureAccount, blobStorage, azureSharedKey, "SharedKey");
azureResults ar = new azureResults();
// Get the page name and replace the .q extension with .xml
if (!queryName.ToLower().EndsWith(".xml"))
queryName += ".xml";
byte[] xmlFragment = abs.GetBlob(fragmentLocation, queryName, "", ref ar, "");
if (!ar.Succeeded)
{
NotifyError(new Exception(ar.StatusCode.ToString()));
}
else
{
xdoc = new XmlDocument();
System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding();
xdoc.LoadXml(enc.GetString(xmlFragment));
/*
* http://azure-architect.com/portals/16/MOOPData.xsd
*/
XmlNode xn = xdoc.SelectSingleNode("//storedProcedure[1]");
string storedProcedureName = xn.Attributes["procedureName"].Value;
string connectionStringName = xn.Attributes["connectionName"].Value;
SqlCommand cmd = new SqlCommand(storedProcedureName, new SqlConnection(new Utility().ResolveDataConnection(connectionStringName)));
cmd.CommandType = CommandType.StoredProcedure;
XmlNodeList xnl = xdoc.SelectNodes("/MOOPData/luceneData/field");
Field.Store[] fieldStore = new Field.Store[xnl.Count];
Field.Index[] indexType = new Field.Index[xnl.Count];
string[] luceneName = new string[xnl.Count];
string[] dataName = new string[xnl.Count];
bool[] isIncludedInOlioSearchFlag = new bool[xnl.Count];
bool[] isKeyFieldFlag = new bool[xnl.Count];
string olioSearchFieldName = string.Empty;
string azureContainerName = string.Empty;
olioSearchFieldName = xdoc.SelectSingleNode("//MOOPData/luceneData/olioSearchFieldName[1]").InnerText;
azureContainerName = xdoc.SelectSingleNode("//MOOPData/luceneData/azureContainer[1]").InnerText;
for (int i = 0; i < xnl.Count; i++)
{
XmlNode node = xnl[i];
switch (node.Attributes["store"].Value.ToLower())
{
case "compress": fieldStore[i] = Field.Store.COMPRESS; break;
case "no": fieldStore[i] = Field.Store.NO; break;
case "yes": fieldStore[i] = Field.Store.YES; break;
default: fieldStore[i] = Field.Store.NO; break;
}
switch (node.Attributes["index"].Value.ToLower())
{
case "analyzed": indexType[i] = Field.Index.ANALYZED; break;
case "analyzed_no_norms": indexType[i] = Field.Index.ANALYZED_NO_NORMS; break;
case "no": indexType[i] = Field.Index.NO; break;
case "no_norms": indexType[i] = Field.Index.NOT_ANALYZED_NO_NORMS; break;
case "not_analyzed": indexType[i] = Field.Index.NOT_ANALYZED; break;
case "not_analyzed_no_norms": indexType[i] = Field.Index.NOT_ANALYZED_NO_NORMS; break;
case "tokenized": indexType[i] = Field.Index.ANALYZED; break;
case "un_tokenized": indexType[i] = Field.Index.NOT_ANALYZED; break;
default: indexType[i] = Field.Index.NO; break;
}
dataName[i] = node.Attributes["dataName"].Value;
luceneName[i] = node.Attributes["luceneName"].Value;
isKeyFieldFlag[i] = node.Attributes["isKeyField"].Value == "true";
isKeyFieldFlag[i] = node.Attributes["isKeyField"].Value == "true";
isIncludedInOlioSearchFlag[i] = node.Attributes["isIncludedInOlioSearch"].Value == "true";
}
xnl = xdoc.SelectNodes("//parameter");
foreach (XmlNode node in xnl)
{
string parameterName = node.Attributes["parameterName"].Value;
string urlParameterName = node.Attributes["urlParameterName"].Value;
string dataType = node.Attributes["dataType"].Value;
string dataLength = node.Attributes["dataLength"].Value;
string defaultValue = node.Attributes["defaultValue"].Value;
if (!parameterName.StartsWith("@"))
parameterName = "@" + parameterName;
SqlParameter sp = new SqlParameter();
sp.ParameterName = parameterName;
switch (dataType)
{
case "bigint": sp.SqlDbType = SqlDbType.BigInt; break;
case "binary": sp.SqlDbType = SqlDbType.Binary; break;
case "bit": sp.SqlDbType = SqlDbType.Bit; break;
case "char": sp.SqlDbType = SqlDbType.Char; break;
case "date": sp.SqlDbType = SqlDbType.Date; break;
case "datetime": sp.SqlDbType = SqlDbType.DateTime; break;
case "datetime2": sp.SqlDbType = SqlDbType.DateTime2; break;
case "datetimeoffset": sp.SqlDbType = SqlDbType.DateTimeOffset; break;
case "decimal": sp.SqlDbType = SqlDbType.Decimal; break;
case "float": sp.SqlDbType = SqlDbType.Float; break;
case "geography": sp.SqlDbType = SqlDbType.Structured; break;
case "geometry": sp.SqlDbType = SqlDbType.Structured; break;
case "hierarchyid": sp.SqlDbType = SqlDbType.Structured; break;
case "image": sp.SqlDbType = SqlDbType.Image; break;
case "int": sp.SqlDbType = SqlDbType.Int; break;
case "money": sp.SqlDbType = SqlDbType.Money; break;
case "nchar": sp.SqlDbType = SqlDbType.NChar; break;
case "ntext": sp.SqlDbType = SqlDbType.NText; break;
case "nvarchar": sp.SqlDbType = SqlDbType.NVarChar; break;
case "real": sp.SqlDbType = SqlDbType.Real; break;
case "smalldatetime": sp.SqlDbType = SqlDbType.SmallDateTime; break;
case "smallint": sp.SqlDbType = SqlDbType.SmallInt; break;
case "smallmoney": sp.SqlDbType = SqlDbType.SmallMoney; break;
case "sql_variant": sp.SqlDbType = SqlDbType.Variant; break;
case "text": sp.SqlDbType = SqlDbType.Text; break;
case "time": sp.SqlDbType = SqlDbType.Time; break;
case "timestamp": sp.SqlDbType = SqlDbType.Timestamp; break;
case "tinyint": sp.SqlDbType = SqlDbType.TinyInt; break;
case "uniqueidentifier": sp.SqlDbType = SqlDbType.UniqueIdentifier; break;
case "varbinary": sp.SqlDbType = SqlDbType.VarBinary; break;
case "varchar": sp.SqlDbType = SqlDbType.VarChar; break;
case "xml": sp.SqlDbType = SqlDbType.Xml; break;
default: sp.SqlDbType = SqlDbType.Variant; break;
}
switch (urlParameterName.ToLower())
{
case "ipaddress": sp.Value = "127.0.0.1"; break;
case "domainname": sp.Value = ""; break;
default: if (htKeys[urlParameterName] != null)
sp.Value = htKeys[urlParameterName];
else
sp.Value = (defaultValue.ToLower() == "dbnull" ? DBNull.Value
: (object)defaultValue);
break;
}
cmd.Parameters.Add(sp);
}
cmd.Connection.Open();
SqlDataReader dr = cmd.ExecuteReader();
Microsoft.WindowsAzure.StorageCredentialsAccountAndKey scaak = new Microsoft.WindowsAzure.StorageCredentialsAccountAndKey(azureAccount, azureSharedKey);
Microsoft.WindowsAzure.CloudStorageAccount csa = new Microsoft.WindowsAzure.CloudStorageAccount(scaak, false);
AzureDirectory azureDirectory = new AzureDirectory(csa, azureContainerName, new RAMDirectory());
bool findexExists = false;
try
{
findexExists = IndexReader.IndexExists(azureDirectory);
if ((findexExists) && IndexWriter.IsLocked(azureDirectory))
azureDirectory.ClearLock("write.lock");
}
catch (Exception e)
{
Trace.WriteLine(e.ToString());
return;
}
IndexWriter idxW = new IndexWriter(azureDirectory, new SnowballAnalyzer("English"), !findexExists, new IndexWriter.MaxFieldLength(1024));
idxW.SetRAMBufferSizeMB(10.0);
idxW.SetUseCompoundFile(false);
idxW.SetMaxMergeDocs(10000);
idxW.SetMergeFactor(100);
while (dr.Read())
{
StringBuilder olioSearch = new StringBuilder();
Document doc = new Document();
for (int i = 0; i <= dataName.GetUpperBound(0); i++)
{
if (isKeyFieldFlag[i])
{
NotifyCaller(string.Format("Processing {0}", dr[dataName[i]].ToString().ToLower()));
idxW.DeleteDocuments(new Term(luceneName[i], dr[dataName[i]].ToString().ToLower()));
doc.Add(new Field(luceneName[i], dr[dataName[i]].ToString().ToLower(), Field.Store.YES, Field.Index.NOT_ANALYZED));
}
else
try
{
doc.Add(new Field(luceneName[i], dr[dataName[i]].ToString(), fieldStore[i], indexType[i]));
if (isIncludedInOlioSearchFlag[i])
olioSearch.AppendFormat("\r\n{0}", dr[dataName[i]].ToString());
}
catch (Exception ex)
{
NotifyError(ex);
}
}
if (olioSearch.ToString() != string.Empty && olioSearchFieldName != string.Empty)
doc.Add(new Field(olioSearchFieldName, olioSearch.ToString(), Field.Store.NO, Field.Index.ANALYZED));
idxW.AddDocument(doc);
}
idxW.Commit();
idxW.Close();
}
}
catch (Exception ex)
{
MOOPFramework.FrameworkUtility u = new MOOPFramework.FrameworkUtility(new Utility().ResolveDataConnection("sqlAzureConnection"));
u.LogData("localhost", "quoteSearchLoader", "testing", string.Empty, string.Empty, "", "QueryError", ex.ToString(),
u.nvc2XML(htKeys));
//retVal = string.Format("<!-- {0} -->", ex.ToString());
NotifyError(new Exception("An error occured but it was logged for later review"));
}
finally { if (retVal == string.Empty) retVal = "<root />"; }
}
/// <summary> Creates a field for numeric values with the specified
/// <c>precisionStep</c>. The instance is not yet initialized with
/// a numeric value, before indexing a document containing this field,
/// set a value using the various set<em>???</em>Value() methods.
/// </summary>
/// <param name="name">the field name
/// </param>
/// <param name="precisionStep">the used <a href="../search/NumericRangeQuery.html#precisionStepDesc">precision step</a>
/// </param>
/// <param name="store">if the field should be stored in plain text form
/// (according to <c>toString(value)</c> of the used data type)
/// </param>
/// <param name="index">if the field should be indexed using <see cref="NumericTokenStream" />
/// </param>
public NumericField(System.String name, int precisionStep, Field.Store store, bool index) : base(name, store, index?Field.Index.ANALYZED_NO_NORMS:Field.Index.NO, Field.TermVector.NO)
{
OmitTermFreqAndPositions = true;
tokenStream = new NumericTokenStream(precisionStep);
}
/// <summary> Creates a field for numeric values using the default <c>precisionStep</c>
/// <see cref="NumericUtils.PRECISION_STEP_DEFAULT" /> (4). The instance is not yet initialized with
/// a numeric value, before indexing a document containing this field,
/// set a value using the various set<em>???</em>Value() methods.
/// </summary>
/// <param name="name">the field name
/// </param>
/// <param name="store">if the field should be stored in plain text form
/// (according to <c>toString(value)</c> of the used data type)
/// </param>
/// <param name="index">if the field should be indexed using <see cref="NumericTokenStream" />
/// </param>
public NumericField(System.String name, Field.Store store, bool index) : this(name, NumericUtils.PRECISION_STEP_DEFAULT, store, index)
{
}
/// <summary>
/// Sets the Store value based on the corresponding-Enumeration value
/// </summary>
/// <remarks>Enumerations were used to define the FieldStore because of the few allowable types permitted in the declaration of an attribute</remarks>
/// <param name="store">The index value of the field describing how the field will be indexed in the document</param>
private void SetFieldStore(FieldStore store)
{
switch (store) {
default:
case FieldStore.No:
_store = Field.Store.NO;
break;
case FieldStore.Yes:
_store = Field.Store.YES;
break;
case FieldStore.Compress:
_store = Field.Store.COMPRESS;
break;
}
}
