working version of Bing

.classpath

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="var" path="ECLIPSE_HOME"/>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>brmson-cmu</name>
+	<comment></comment>
+	<projects>
+	</projects>
+  <buildSpec>
+    <buildCommand>
+      <name>org.eclipse.jdt.core.javabuilder</name>
+      <arguments>
+      </arguments>
+    </buildCommand>
+    <buildCommand>
+      <name>org.eclipse.m2e.core.maven2Builder</name>
+      <arguments>
+      </arguments>
+    </buildCommand>
+  </buildSpec>
+  <natures>
+    <nature>org.eclipse.jdt.core.javanature</nature>
+    <nature>org.eclipse.m2e.core.maven2Nature</nature>
+  </natures>
+</projectDescription>

src/main/java/edu/cmu/lti/oaqa/util/BingSearcher.java

@@ -0,0 +1,92 @@
+/*
+ *  Copyright 2014 Carnegie Mellon University
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package edu.cmu.lti.oaqa.util;
+
+import java.net.URISyntaxException;
+import java.util.ArrayList;
+import java.util.Hashtable;
+import java.util.List;
+
+import edu.cmu.lti.oaqa.util.WebSearchCache;
+
+public class BingSearcher {
+  private String              mCacheId  = "Bing";
+  private WebSearchCache      mRetrievalCache = null;  
+  private Hashtable<String, ArrayList<SearchResult>> mCacheStorage = null;;  
+  private int                 mResNum = 100;  
+  private String              mAccountKey;
+
+
+  /**
+   * 
+   * Initialize a Bing retrieval class.
+   * 
+   * @param accountKey      A Bing API key for the Web search,  
+   *                        can be retrieved at https://datamarket.azure.com/dataset/bing/searchweb.
+   * @param cachePath       A path to the file, where we cache retrieved results.
+   * @param resNum          A maximum number of results to return.
+   * 
+   */
+  BingSearcher(String accountKey, 
+              String  cachePath, 
+              int     resNum) {
+    mAccountKey     = accountKey; 
+    mResNum         = resNum;
+    mRetrievalCache = new WebSearchCache(cachePath);
+    mCacheStorage = mRetrievalCache.loadCache(mCacheId);
+    if (mCacheStorage == null)
+      mCacheStorage = new Hashtable<String, ArrayList<SearchResult>>();
+
+  }
+
+  public ArrayList<SearchResult> retrieveDocuments(String query) throws Exception {
+    ArrayList<SearchResult> resultL =  new ArrayList<SearchResult>(); 
+    query = query.trim();
+    if (query.isEmpty()) return resultL;
+
+    String requestURL = BingSearcherUtil.BuildRequest(query, mResNum);
+
+    System.out.println("Bing Search : " + query);
+    BingSearcherUtil.getResults(mAccountKey, 
+                                mRetrievalCache, mCacheStorage,
+                                resultL, query, requestURL, mCacheId);
+
+    System.out.println("Result size: " + resultL.size());
+
+
+    return resultL;
+  }
+
+
+  public static void main(String[] args) throws Exception {
+    String accountId = args[0];
+    String cachePath = args[1];
+    String query     = args[2];
+
+    BingSearcher web = new BingSearcher(accountId, cachePath, 50);
+
+    System.out.println("Query: '" + query + "'");
+    System.out.println("Cache path: " + cachePath);
+
+    ArrayList<SearchResult> res = web.retrieveDocuments(query);   
+
+    for (int i = 0; i < res.size(); ++i) {
+      SearchResult o = res.get(i);
+      System.out.println(i + " " + o.getDocID() + " " + o.getAnswer());
+    }
+  }
+
+}

src/main/java/edu/cmu/lti/oaqa/util/BingSearcherUtil.java

@@ -13,7 +13,6 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-
 package edu.cmu.lti.oaqa.util;
 
 import java.io.BufferedReader;
@@ -123,7 +122,7 @@ public static Document GetResponse(String requestURL, String AccountKey)
 	 * Parses XML and extract results
 	 */
 
-	public static List<SearchResult> ProcessResponse(Document doc, String query)
+	public static ArrayList<SearchResult> ProcessResponse(Document doc, String query)
 			throws XPathExpressionException {
 		factory = XPathFactory.newInstance();
 		xpath = factory.newXPath();
@@ -155,7 +154,7 @@ public static List<SearchResult> ProcessResponse(Document doc, String query)
 
 		NodeList nodes = (NodeList) xpath.evaluate(
 				"/default:feed/default:entry", doc, XPathConstants.NODESET);
-		List<SearchResult> Reply = new ArrayList<SearchResult>();
+		ArrayList<SearchResult> Reply = new ArrayList<SearchResult>();
 
 		for (int i = 0; i < nodes.getLength(); i++) {
 			try {