Upgrade to JDK 1.8

.travis.yml

@@ -1,7 +1,9 @@
 language: java
 
+jdk:
+  - oraclejdk8
+
 script:
-  - jdk_switcher use oraclejdk8
   - mvn install javadoc:aggregate
 
 notifications:

src/main/java/crawlercommons/domains/EffectiveTldFinder.java

@@ -108,9 +108,11 @@ public class EffectiveTldFinder {
     }
 
     /**
-     * @param hostname the hostname for which to find the 
-     * {@link crawlercommons.domains.EffectiveTldFinder.EffectiveTLD}
-     * @return the {@link crawlercommons.domains.EffectiveTldFinder.EffectiveTLD}
+     * @param hostname
+     *            the hostname for which to find the
+     *            {@link crawlercommons.domains.EffectiveTldFinder.EffectiveTLD}
+     * @return the
+     *         {@link crawlercommons.domains.EffectiveTldFinder.EffectiveTLD}
      */
     public static EffectiveTLD getEffectiveTLD(String hostname) {
         if (getInstance().domains.containsKey(hostname)) {
@@ -145,7 +147,8 @@ public class EffectiveTldFinder {
      * This method uses the effective TLD to determine which component of a FQDN
      * is the NIC-assigned domain name.
      * 
-     * @param hostname a string for which to obtain a NIC-assigned domain name
+     * @param hostname
+     *            a string for which to obtain a NIC-assigned domain name
      * @return the NIC-assigned domain name
      */
     public static String getAssignedDomain(String hostname) {

src/main/java/crawlercommons/fetcher/http/UserAgent.java

@@ -54,9 +54,12 @@ public class UserAgent implements Serializable {
     /**
      * Set user agent characteristics
      * 
-     * @param agentName an agent name string to associate with the crawler
-     * @param emailAddress an agent email address string to associate with the crawler
-     * @param webAddress a Web address string to associate with the crawler
+     * @param agentName
+     *            an agent name string to associate with the crawler
+     * @param emailAddress
+     *            an agent email address string to associate with the crawler
+     * @param webAddress
+     *            a Web address string to associate with the crawler
      */
     public UserAgent(String agentName, String emailAddress, String webAddress) {
         this(agentName, emailAddress, webAddress, DEFAULT_BROWSER_VERSION);
@@ -65,10 +68,14 @@ public class UserAgent implements Serializable {
     /**
      * Set user agent characteristics
      * 
-     * @param agentName an agent name string to associate with the crawler
-     * @param emailAddress an agent email address string to associate with the crawler
-     * @param webAddress a Web address string to associate with the crawler
-     * @param browserVersion a browser version to mimic
+     * @param agentName
+     *            an agent name string to associate with the crawler
+     * @param emailAddress
+     *            an agent email address string to associate with the crawler
+     * @param webAddress
+     *            a Web address string to associate with the crawler
+     * @param browserVersion
+     *            a browser version to mimic
      */
     public UserAgent(String agentName, String emailAddress, String webAddress, String browserVersion) {
         this(agentName, emailAddress, webAddress, browserVersion, DEFAULT_CRAWLER_VERSION);
@@ -77,11 +84,16 @@ public class UserAgent implements Serializable {
     /**
      * Set user agent characteristics
      * 
-     * @param agentName an agent name string to associate with the crawler
-     * @param emailAddress an agent email address string to associate with the crawler
-     * @param webAddress a Web address string to associate with the crawler
-     * @param browserVersion a browser version to mimic
-     * @param crawlerVersion the version of your crawler/crawl agent
+     * @param agentName
+     *            an agent name string to associate with the crawler
+     * @param emailAddress
+     *            an agent email address string to associate with the crawler
+     * @param webAddress
+     *            a Web address string to associate with the crawler
+     * @param browserVersion
+     *            a browser version to mimic
+     * @param crawlerVersion
+     *            the version of your crawler/crawl agent
      */
     public UserAgent(String agentName, String emailAddress, String webAddress, String browserVersion, String crawlerVersion) {
         this.agentName = agentName;
@@ -106,7 +118,8 @@ public class UserAgent implements Serializable {
      * @return User Agent String
      */
     public String getUserAgentString() {
-        // Mozilla/5.0 (compatible; mycrawler/1.0; +http://www.mydomain.com; mycrawler@mydomain.com)
+        // Mozilla/5.0 (compatible; mycrawler/1.0; +http://www.mydomain.com;
+        // mycrawler@mydomain.com)
         return String.format(Locale.getDefault(), "%s (compatible; %s%s; +%s; %s)", browserVersion, getAgentName(), crawlerConfiguration, webAddress, emailAddress);
     }
 }

src/main/java/crawlercommons/filters/URLFilter.java

@@ -21,7 +21,9 @@ public abstract class URLFilter {
     /**
      * Returns a modified version of the input URL or null if the URL should be
      * removed
-     * @param urlString a URL string to check against filter(s)
+     * 
+     * @param urlString
+     *            a URL string to check against filter(s)
      * @return a filtered URL
      **/
     public abstract String filter(String urlString);

src/main/java/crawlercommons/robots/BaseRobotsParser.java

@@ -22,11 +22,11 @@ import java.io.Serializable;
 public abstract class BaseRobotsParser implements Serializable {
 
     /**
-     * Parse the robots.txt file in <i>content</i>, and return rules appropriate for
-     * processing paths by <i>userAgent</i>. Note that multiple agent names may be
-     * provided as comma-separated values; the order of these shouldn't matter,
-     * as the file is parsed in order, and each agent name found in the file
-     * will be compared to every agent name found in robotNames.
+     * Parse the robots.txt file in <i>content</i>, and return rules appropriate
+     * for processing paths by <i>userAgent</i>. Note that multiple agent names
+     * may be provided as comma-separated values; the order of these shouldn't
+     * matter, as the file is parsed in order, and each agent name found in the
+     * file will be compared to every agent name found in robotNames.
      * 
      * Also note that names are lower-cased before comparison, and that any
      * robot name you pass shouldn't contain commas or spaces; if the name has

src/main/java/crawlercommons/robots/RobotUtils.java

@@ -86,7 +86,8 @@ public class RobotUtils {
      * @param fetcher
      *            Fetcher for downloading robots.txt file
      * @param parser
-     *            a {@link crawlercommons.robots.BaseRobotsParser} to use for obtaining appropriate rules
+     *            a {@link crawlercommons.robots.BaseRobotsParser} to use for
+     *            obtaining appropriate rules
      * @param robotsUrl
      *            URL to robots.txt file
      * @return Robot rules

src/main/java/crawlercommons/robots/SimpleRobotRules.java

@@ -65,7 +65,7 @@ public class SimpleRobotRules extends BaseRobotRules {
 
         /*
          * (non-Javadoc)
-         *
+         * 
          * @see java.lang.Object#hashCode()
          */
         @Override
@@ -79,7 +79,7 @@ public class SimpleRobotRules extends BaseRobotRules {
 
         /*
          * (non-Javadoc)
-         *
+         * 
          * @see java.lang.Object#equals(java.lang.Object)
          */
         @Override
@@ -275,7 +275,7 @@ public class SimpleRobotRules extends BaseRobotRules {
 
     /**
      * Is our ruleset set up to allow all access?
-     *
+     * 
      * @return true if all URLs are allowed.
      */
     @Override
@@ -285,7 +285,7 @@ public class SimpleRobotRules extends BaseRobotRules {
 
     /**
      * Is our ruleset set up to disallow all access?
-     *
+     * 
      * @return true if no URLs are allowed.
      */
     @Override

src/main/java/crawlercommons/sitemaps/SiteMapURL.java

@@ -104,7 +104,8 @@ public class SiteMapURL {
     /**
      * Set the URL.
      * 
-     * @param url of the sitemap
+     * @param url
+     *            of the sitemap
      */
     public void setUrl(URL url) {
         this.url = url;
@@ -138,7 +139,8 @@ public class SiteMapURL {
     /**
      * Set when this URL was last modified.
      * 
-     * @param lastModified the last time the sitemap was modified
+     * @param lastModified
+     *            the last time the sitemap was modified
      */
     public void setLastModified(String lastModified) {
         this.lastModified = SiteMap.convertToDate(lastModified);
@@ -147,7 +149,8 @@ public class SiteMapURL {
     /**
      * Set when this URL was last modified.
      * 
-     * @param lastModified the last time the sitemap was modified
+     * @param lastModified
+     *            the last time the sitemap was modified
      */
     public void setLastModified(Date lastModified) {
         this.lastModified = lastModified;
@@ -166,7 +169,8 @@ public class SiteMapURL {
      * Set the URL's priority to a value between [0.0 - 1.0] (Default Priority
      * is used if the given priority is out of range).
      * 
-     * @param priority a value between [0.0 - 1.0]
+     * @param priority
+     *            a value between [0.0 - 1.0]
      */
     public void setPriority(double priority) {
 
@@ -183,7 +187,8 @@ public class SiteMapURL {
      * Set the URL's priority to a value between [0.0 - 1.0] (Default Priority
      * is used if the given priority missing or is out of range).
      * 
-     * @param priorityStr a value between [0.0 - 1.0]
+     * @param priorityStr
+     *            a value between [0.0 - 1.0]
      */
     public void setPriority(String priorityStr) {
         try {
@@ -211,8 +216,9 @@ public class SiteMapURL {
     /**
      * Set the URL's change frequency
      * 
-     * @param changeFreq a {@link crawlercommons.sitemaps.SiteMapURL.ChangeFrequency}
-     * for this sitemap
+     * @param changeFreq
+     *            a {@link crawlercommons.sitemaps.SiteMapURL.ChangeFrequency}
+     *            for this sitemap
      */
     public void setChangeFrequency(ChangeFrequency changeFreq) {
         this.changeFreq = changeFreq;
@@ -222,8 +228,10 @@ public class SiteMapURL {
      * Set the URL's change frequency In case of a bad ChangeFrequency, the
      * current frequency in this instance will be set to NULL
      * 
-     * @param changeFreq a string representing a 
-     * {@link crawlercommons.sitemaps.SiteMapURL.ChangeFrequency} for this sitemap
+     * @param changeFreq
+     *            a string representing a
+     *            {@link crawlercommons.sitemaps.SiteMapURL.ChangeFrequency} for
+     *            this sitemap
      */
     public void setChangeFrequency(String changeFreq) {
 
@@ -253,7 +261,9 @@ public class SiteMapURL {
     /**
      * Valid means that it follows the official guidelines that the siteMapURL
      * must be under the base url
-     * @param valid whether the Sitemap is valid syntax or not
+     * 
+     * @param valid
+     *            whether the Sitemap is valid syntax or not
      */
     public void setValid(boolean valid) {
         this.valid = valid;
@@ -261,6 +271,7 @@ public class SiteMapURL {
 
     /**
      * Is the siteMapURL under the base url ?
+     * 
      * @return true if the syntax is valid, false otherwise
      */
     public boolean isValid() {

src/main/java/crawlercommons/sitemaps/UnknownFormatException.java

@@ -30,7 +30,9 @@ public class UnknownFormatException extends Exception {
     /**
      * Constructor receives some kind of message that is saved in an instance
      * variable.
-     * @param err a String object to use within the Execption
+     * 
+     * @param err
+     *            a String object to use within the Execption
      */
     public UnknownFormatException(String err) {
         super(err);
@@ -40,6 +42,7 @@ public class UnknownFormatException extends Exception {
     /**
      * public method, callable by exception catcher. It returns the error
      * message.
+     * 
      * @return a populated Exception as a String
      */
     public String getError() {