public static AlchemyAPI GetInstanceFromFile(String keyFilename)
throws FileNotFoundException, IOException {
AlchemyAPI api = new AlchemyAPI();
api.LoadAPIKey(keyFilename);
return api;
}
public void processMessage(String message) {
JsonParser parser = new JsonParser();
JsonObject messageJSON = (JsonObject) parser.parse(message);
String postedURL = messageJSON.get("postedURL").getAsString();
AlchemyAPI alchemyObj =
AlchemyAPI.GetInstanceFromString("5fc91e98eacfa5ebf83440e8c6a61d0f60fa380b");
// String URLString =
// "http://www.huffingtonpost.com/2015/04/05/report-vegan-diet_n_7008156.html";
System.out.println("URL sent to URLGetAuthor AlchemyAPI --> " + postedURL);
Document doc = null;
try {
doc = alchemyObj.URLGetAuthor(postedURL);
} catch (XPathExpressionException
| IOException
| SAXException
| ParserConfigurationException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
String convertDocToString = getStringFromDocument(doc);
// System.out.println(convertDocToString);
String alchemyAPIResult = null;
try {
alchemyAPIResult = returnResultFromXML(convertDocToString);
} catch (SAXException | IOException | ParserConfigurationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// System.out.println(convertDocToString);
System.out.println(
"Output from URLGetAuthor AlchemyAPI: Author is --> " + alchemyAPIResult.toUpperCase());
JsonObject reply = new JsonObject();
reply.addProperty("Author", alchemyAPIResult.toUpperCase());
reply.addProperty("AlchemyBackend", "JavaAPI: " + toString());
SendOptions opts = SendOptions.builder().setQos(QOS.AT_LEAST_ONCE).build();
mqlightClient.send(
PUBLISH_TOPIC,
reply.toString(),
null,
opts,
new CompletionListener<Void>() {
public void onSuccess(NonBlockingClient client, Void context) {
logger.log(Level.INFO, "Sent reply!");
}
public void onError(NonBlockingClient client, Void context, Exception exception) {
logger.log(Level.INFO, "Error!." + exception.toString());
}
},
null);
}
public static void main(String[] args)
throws IOException, SAXException, ParserConfigurationException, XPathExpressionException {
// Create an AlchemyAPI object.
AlchemyAPI alchemyObj = AlchemyAPI.GetInstanceFromFile("api_key.txt");
// Extract topic keywords for a web URL.
Document doc = alchemyObj.URLGetRankedKeywords("http://www.techcrunch.com/");
System.out.println(getStringFromDocument(doc));
// Extract topic keywords for a text string.
doc =
alchemyObj.TextGetRankedKeywords(
"Hello there, my name is Bob Jones. I live in the United States of America. "
+ "Where do you live, Fred?");
System.out.println(getStringFromDocument(doc));
// Load a HTML document to analyze.
String htmlDoc = getFileContents("data/example.html");
// Extract topic keywords for a HTML document.
doc = alchemyObj.HTMLGetRankedKeywords(htmlDoc, "http://www.test.com/");
System.out.println(getStringFromDocument(doc));
}
public static void main(String[] args)
throws IOException, SAXException, ParserConfigurationException, XPathExpressionException {
// Create an AlchemyAPI object.
AlchemyAPI alchemyObj = AlchemyAPI.GetInstanceFromFile("api_key.txt");
// Extract page text from a web URL. (ignoring ads, navigation links,
// and other content).
Document doc = alchemyObj.URLGetText("http://www.techcrunch.com/");
System.out.println(getStringFromDocument(doc));
// Extract raw page text from a web URL. (including ads, navigation
// links, and other content).
doc = alchemyObj.URLGetRawText("http://www.techcrunch.com/");
System.out.println(getStringFromDocument(doc));
// Extract a title from a web URL.
doc = alchemyObj.URLGetTitle("http://www.techcrunch.com/");
System.out.println(getStringFromDocument(doc));
// Load a HTML document to analyze.
String htmlDoc = getFileContents("data/example.html");
// Extract page text from a HTML document. (ignoring ads, navigation
// links, and other content).
doc = alchemyObj.HTMLGetText(htmlDoc, "http://www.test.com/");
System.out.println(getStringFromDocument(doc));
// Extract raw page text from a HTML document. (including ads,
// navigation links, and other content).
doc = alchemyObj.HTMLGetRawText(htmlDoc, "http://www.test.com/");
System.out.println(getStringFromDocument(doc));
// Extract a title from a HTML document.
doc = alchemyObj.HTMLGetTitle(htmlDoc, "http://www.test.com/");
System.out.println(getStringFromDocument(doc));
}
public static AlchemyAPI GetInstanceFromString(String apiKey) {
AlchemyAPI api = new AlchemyAPI();
api.SetAPIKey(apiKey);
return api;
}
