Rename internal class names for clarity

Author: robinst

src/main/java/org/nibor/autolink/LinkExtractor.java

@@ -3,7 +3,7 @@
 import org.nibor.autolink.internal.EmailScanner;
 import org.nibor.autolink.internal.Scanner;
 import org.nibor.autolink.internal.UrlScanner;
-import org.nibor.autolink.internal.WwwUrlScanner;
+import org.nibor.autolink.internal.WwwScanner;
 
 import java.util.*;
 
@@ -18,7 +18,7 @@ public class LinkExtractor {
     private final Scanner wwwScanner;
     private final Scanner emailScanner;
 
-    private LinkExtractor(UrlScanner urlScanner, WwwUrlScanner wwwScanner, EmailScanner emailScanner) {
+    private LinkExtractor(UrlScanner urlScanner, WwwScanner wwwScanner, EmailScanner emailScanner) {
         this.urlScanner = urlScanner;
         this.wwwScanner = wwwScanner;
         this.emailScanner = emailScanner;
@@ -93,7 +93,7 @@ public Builder emailDomainMustHaveDot(boolean emailDomainMustHaveDot) {
          */
         public LinkExtractor build() {
             UrlScanner urlScanner = linkTypes.contains(LinkType.URL) ? new UrlScanner() : null;
-            WwwUrlScanner wwwScanner = linkTypes.contains(LinkType.WWW) ? new WwwUrlScanner() : null;
+            WwwScanner wwwScanner = linkTypes.contains(LinkType.WWW) ? new WwwScanner() : null;
             EmailScanner emailScanner = linkTypes.contains(LinkType.EMAIL) ? new EmailScanner(emailDomainMustHaveDot) : null;
             return new LinkExtractor(urlScanner, wwwScanner, emailScanner);
         }

src/main/java/org/nibor/autolink/internal/WwwUrlScanner.java renamed to src/main/java/org/nibor/autolink/internal/WwwScanner.java

@@ -4,11 +4,12 @@
 import org.nibor.autolink.LinkType;
 
 /**
- * Scan for URLs starting from the trigger character "w", requires "www.".
+ * Scan for WWW addresses such as "www.example.org" starting from the trigger character "w".
+ * Requires "www." at the beginning and an additional dot in the domain.
  * <p>
  * Based on RFC 3986.
  */
-public class WwwUrlScanner implements Scanner {
+public class WwwScanner implements Scanner {
 
     @Override
     public LinkSpan scan(final CharSequence input, int triggerIndex, int rewindIndex) {

src/test/java/org/nibor/autolink/AutolinkWwwUrlTest.java renamed to src/test/java/org/nibor/autolink/AutolinkWwwTest.java

@@ -10,7 +10,7 @@
 import org.junit.runners.Parameterized.Parameters;
 
 @RunWith(Parameterized.class)
-public class AutolinkWwwUrlTest extends AutolinkTestCase {
+public class AutolinkWwwTest extends AutolinkTestCase {
 
     @Parameters(name = "{1}")
     public static Iterable<Object[]> data() {