public static void Main()
{
// Create an AlchemyAPI object.
AlchemyAPI.AlchemyAPI alchemyObj = new AlchemyAPI.AlchemyAPI();
AlchemyAPI_KeywordParams keywordParams = new AlchemyAPI_KeywordParams();
AlchemyAPI_EntityParams entityParams = new AlchemyAPI_EntityParams();
// Load an API key from disk.
alchemyObj.LoadAPIKey("api_key.txt");
keywordParams.setMaxRetrieve(1);
keywordParams.setShowSourceText(true);
keywordParams.setSourceText(AlchemyAPI_KeywordParams.SourceTextMode.RAW);
keywordParams.setSentiment(true);
// Extract a ranked list of named entities from a web URL with parameters.
string xml = alchemyObj.URLGetRankedKeywords("http://www.techcrunch.com/", keywordParams);
Console.WriteLine (xml);
// Load a HTML document to analyze.
StreamReader streamReader = new StreamReader("data/example.html");
string htmlDoc = streamReader.ReadToEnd();
streamReader.Close();
entityParams.setMaxRetrieve(3);
entityParams.setDisambiguate(true);
entityParams.setOutputMode(AlchemyAPI_BaseParams.OutputMode.RDF);
entityParams.setSentiment(true);
// Extract a ranked list of named entities from a HTML document with parameters.
xml = alchemyObj.HTMLGetRankedNamedEntities(htmlDoc, "http://www.test.com/", entityParams);
Console.WriteLine (xml);
}
public void Initialize()
{
alchemyObj = new AlchemyAPI.AlchemyAPI();
alchemyObj.LoadAPIKey("alchemyapikey.txt");
eparams = new AlchemyAPI_EntityParams();
eparams.setMaxRetrieve(250);
kparams = new AlchemyAPI_KeywordParams();
kparams.setMaxRetrieve(250);
cparams = new AlchemyAPI_ConceptParams();
cparams.setMaxRetrieve(250);
}
protected DataSet GetKeywords(string url)
{
DataSet dsKeywords = new DataSet();
#if TEST
// Using previously captured dataset
dsKeywords.ReadXml("alchemyKeywordsTestResponse.xml");
#else
if (!Cached("Keyword", url, ref dsKeywords))
{
AlchemyAPI_KeywordParams eparams = new AlchemyAPI_KeywordParams();
eparams.setMaxRetrieve(250);
string xml = alchemyObj.URLGetRankedKeywords(url);
TextReader tr = new StringReader(xml);
XmlReader xr = XmlReader.Create(tr);
dsKeywords.ReadXml(xr);
xr.Close();
tr.Close();
Cache("Keyword", url, dsKeywords);
}
#endif
return dsKeywords;
}
