Added voice control

Former-commit-id: 6f69079bf44f0d8f9ae40de6b0f1638d103464c2

lib/java-speech-api-master/src/com/darkprograms/speech/util/StringUtil.java

@@ -0,0 +1,69 @@
+package com.darkprograms.speech.util;
+
+/**
+ * A string utility class for commonly used methods. 
+ * These methods are particularly useful for parsing.
+ * @author Skylion
+ */
+public class StringUtil {
+	
+	private StringUtil() {};//Prevents instantiation
+	
+	/**
+	 * Removes quotation marks from beginning and end of string.
+	 * @param s The string you want to remove the quotation marks from.
+	 * @return The modified String.
+	 */
+    public static String stripQuotes(String s) {
+        int start = 0;
+        if( s.startsWith("\"") ) {
+            start = 1;
+        }
+        int end = s.length();
+        if( s.endsWith("\"") ) {
+            end = s.length() - 1;
+        }
+        return s.substring(start, end);
+    }
+	
+    /**
+     * Returns the first instance of String found exclusively between part1 and part2.
+     * @param s The String you want to substring.
+     * @param part1 The beginning of the String you want to search for.
+     * @param part2 The end of the String you want to search for.
+     * @return The String between part1 and part2. 
+     * If the s does not contain part1 or part2, the method returns null.
+     */
+    public static String substringBetween(String s, String part1, String part2) {
+        String sub = null;
+
+        int i = s.indexOf(part1);
+        int j = s.indexOf(part2, i + part1.length());
+
+        if (i != -1 && j != -1) {
+            int nStart = i + part1.length();
+            sub = s.substring(nStart, j);
+        }
+
+        return sub;
+    }
+    
+    /**
+     * Gets the string exclusively between the first instance of part1 and the last instance of part2.
+     * @param s The string you want to trim.
+     * @param part1 The term to trim after first instance.
+     * @param part2 The term to before last instance of.
+     * @return The trimmed String
+     */
+	public static String trimString(String s, String part1, String part2){
+		if(!s.contains(part1) || !s.contains(part2)){
+			return null;
+		}
+		int first = s.indexOf(part1) + part1.length() + 1;
+		String tmp = s.substring(first);
+		int last = tmp.lastIndexOf(part2);
+		tmp = tmp.substring(0, last);
+		return tmp;
+	}
+
+}