* make sure the Episode/Movie object graphs don't share any objects so json-io won't write json with @ref attributes

source/net/sourceforge/filebot/web/AnidbSearchResult.java

@@ -44,4 +44,10 @@ public class AnidbSearchResult extends SearchResult {
 
 		return false;
 	}
-}
+
+	@Override
+	public AnidbSearchResult clone() {
+		return new AnidbSearchResult(aid, name, aliasNames);
+	}
+
+}

source/net/sourceforge/filebot/web/Date.java

@@ -1,7 +1,5 @@
-
 package net.sourceforge.filebot.web;
 
-
 import static java.util.Calendar.*;
 
 import java.io.Serializable;
@@ -12,86 +10,78 @@ import java.util.Calendar;
 import java.util.GregorianCalendar;
 import java.util.Locale;
 
-
 public class Date implements Serializable {
-	
+
 	private int year;
 	private int month;
 	private int day;
-	
-	
+
 	protected Date() {
 		// used by serializer
 	}
-	
-	
+
 	public Date(int year, int month, int day) {
 		this.year = year;
 		this.month = month;
 		this.day = day;
 	}
-	
-	
+
 	public int getYear() {
 		return year;
 	}
-	
-	
+
 	public int getMonth() {
 		return month;
 	}
-	
-	
+
 	public int getDay() {
 		return day;
 	}
-	
-	
+
 	public long getTimeStamp() {
 		return new GregorianCalendar(year, month - 1, day).getTimeInMillis(); // Month value is 0-based, e.g. 0 for January
 	}
-	
-	
+
 	@Override
 	public boolean equals(Object obj) {
 		if (obj instanceof Date) {
 			Date other = (Date) obj;
 			return year == other.year && month == other.month && day == other.day;
 		}
-		
+
 		return super.equals(obj);
 	}
-	
-	
+
 	@Override
 	public int hashCode() {
 		return Arrays.hashCode(new Object[] { year, month, day });
 	}
-	
-	
+
+	@Override
+	public Date clone() {
+		return new Date(year, month, day);
+	}
+
 	@Override
 	public String toString() {
 		return String.format("%04d-%02d-%02d", year, month, day);
 	}
-	
-	
+
 	public String format(String pattern) {
 		return format(pattern, Locale.ROOT);
 	}
-	
-	
+
 	public String format(String pattern, Locale locale) {
 		return new SimpleDateFormat(pattern, locale).format(new GregorianCalendar(year, month - 1, day).getTime()); // Calendar months start at 0
 	}
-	
-	
+
 	public static Date parse(String string, String pattern) {
 		if (string == null || string.isEmpty())
 			return null;
-		
+
 		SimpleDateFormat formatter = new SimpleDateFormat(pattern, Locale.ROOT);
 		formatter.setLenient(false); // enable strict mode (e.g. fail on invalid dates like 0000-00-00)
-		
+
 		try {
 			Calendar date = new GregorianCalendar(Locale.ROOT);
 			date.setTime(formatter.parse(string));
@@ -102,5 +92,5 @@ public class Date implements Serializable {
 			return null;
 		}
 	}
-	
+
 }

source/net/sourceforge/filebot/web/Episode.java

@@ -39,14 +39,14 @@ public class Episode implements Serializable {
 
 	public Episode(String seriesName, Date seriesStartDate, Integer season, Integer episode, String title, Integer absolute, Integer special, Date airdate, SearchResult series) {
 		this.seriesName = seriesName;
-		this.seriesStartDate = seriesStartDate;
+		this.seriesStartDate = (seriesStartDate == null ? null : seriesStartDate.clone());
 		this.season = season;
 		this.episode = episode;
 		this.title = title;
 		this.absolute = absolute;
 		this.special = special;
-		this.airdate = airdate;
-		this.series = series;
+		this.airdate = (airdate == null ? null : airdate.clone());
+		this.series = (series == null ? null : series.clone());
 	}
 
 	public String getSeriesName() {

source/net/sourceforge/filebot/web/HyperLink.java

@@ -1,33 +1,26 @@
-
 package net.sourceforge.filebot.web;
 
-
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Arrays;
 
-
 public class HyperLink extends SearchResult {
-	
+
 	protected URL url;
-	
 
 	protected HyperLink() {
 		// used by serializer
 	}
-	
 
 	public HyperLink(String name, URL url) {
 		super(name);
 		this.url = url;
 	}
-	
 
 	public URL getURL() {
 		return url;
 	}
-	
 
 	public URI getURI() {
 		try {
@@ -36,7 +29,6 @@ public class HyperLink extends SearchResult {
 			throw new RuntimeException(e);
 		}
 	}
-	
 
 	@Override
 	public boolean equals(Object object) {
@@ -44,14 +36,18 @@ public class HyperLink extends SearchResult {
 			HyperLink other = (HyperLink) object;
 			return name.equals(name) && url.toString().equals(other.url.toString());
 		}
-		
+
 		return false;
 	}
-	
 
 	@Override
 	public int hashCode() {
 		return Arrays.hashCode(new Object[] { name, url.toString() });
 	}
-	
+
+	@Override
+	public HyperLink clone() {
+		return new HyperLink(name, url);
+	}
+
 }

source/net/sourceforge/filebot/web/MultiEpisode.java

@@ -1,27 +1,24 @@
-
 package net.sourceforge.filebot.web;
 
+import static java.util.Arrays.*;
+import static java.util.Collections.*;
 
 import java.util.Arrays;
 import java.util.List;
 
-
 public class MultiEpisode extends Episode {
-	
+
 	private Episode[] episodes;
-	
-	
+
 	public MultiEpisode(Episode... episodes) {
 		super(episodes[0]);
 		this.episodes = episodes;
 	}
-	
-	
+
 	public List<Episode> getEpisodes() {
-		return Arrays.asList(episodes);
+		return unmodifiableList(asList(episodes));
 	}
-	
-	
+
 	@Override
 	public boolean equals(Object obj) {
 		if (obj instanceof MultiEpisode) {
@@ -30,23 +27,20 @@ public class MultiEpisode extends Episode {
 		}
 		return false;
 	}
-	
-	
+
 	@Override
 	public int hashCode() {
 		return Arrays.hashCode(episodes);
 	}
-	
-	
+
 	@Override
 	public MultiEpisode clone() {
-		return new MultiEpisode(this.episodes);
+		return new MultiEpisode(episodes.clone());
 	}
-	
-	
+
 	@Override
 	public String toString() {
 		return EpisodeFormat.SeasonEpisode.formatMultiEpisode(getEpisodes());
 	}
-	
+
 }

source/net/sourceforge/filebot/web/SearchResult.java

@@ -46,6 +46,9 @@ public abstract class SearchResult implements Serializable {
 		};
 	}
 
+	@Override
+	public abstract SearchResult clone();
+
 	@Override
 	public String toString() {
 		return name;

source/net/sourceforge/filebot/web/SerienjunkiesSearchResult.java

@@ -47,4 +47,10 @@ public class SerienjunkiesSearchResult extends SearchResult {
 
 		return false;
 	}
-}
+
+	@Override
+	public SerienjunkiesSearchResult clone() {
+		return new SerienjunkiesSearchResult(sid, link, name, aliasNames, startDate == null ? null : startDate.clone());
+	}
+
+}

source/net/sourceforge/filebot/web/TVRageSearchResult.java

@@ -1,53 +1,50 @@
-
 package net.sourceforge.filebot.web;
 
-
 public class TVRageSearchResult extends SearchResult {
-	
+
 	protected int showId;
 	protected String link;
-	
-	
+
 	protected TVRageSearchResult() {
 		// used by serializer
 	}
-	
-	
+
 	public TVRageSearchResult(String name, int showId, String link) {
 		super(name);
 		this.showId = showId;
 		this.link = link;
 	}
-	
-	
+
 	public int getId() {
 		return showId;
 	}
-	
-	
+
 	public int getSeriesId() {
 		return showId;
 	}
-	
-	
+
 	public String getLink() {
 		return link;
 	}
-	
-	
+
 	@Override
 	public int hashCode() {
 		return showId;
 	}
-	
-	
+
 	@Override
 	public boolean equals(Object object) {
 		if (object instanceof TVRageSearchResult) {
 			TVRageSearchResult other = (TVRageSearchResult) object;
 			return this.showId == other.showId;
 		}
-		
+
 		return false;
 	}
-}
+
+	@Override
+	public TVRageSearchResult clone() {
+		return new TVRageSearchResult(name, showId, link);
+	}
+
+}

source/net/sourceforge/filebot/web/TheTVDBSearchResult.java

@@ -1,6 +1,5 @@
 package net.sourceforge.filebot.web;
 
-
 public class TheTVDBSearchResult extends SearchResult {
 
 	protected int seriesId;
@@ -40,4 +39,10 @@ public class TheTVDBSearchResult extends SearchResult {
 
 		return false;
 	}
+
+	@Override
+	public TheTVDBSearchResult clone() {
+		return new TheTVDBSearchResult(name, seriesId);
+	}
+
 }