Trivial code cleanup

src/main/java/net/vhati/modmanager/ui/DatExtractDialog.java

@@ -87,11 +87,11 @@ public class DatExtractDialog extends ProgressDialog {
 
 		@Override
 		public void run() {
-
 			FTLDat.AbstractPack srcP = null;
 			FTLDat.AbstractPack dstP = null;
 			InputStream is = null;
 			int progress = 0;
+
 			try {
 				if ( !extractDir.exists() ) extractDir.mkdirs();
 
@@ -117,19 +117,19 @@ public class DatExtractDialog extends ProgressDialog {
 				}
 				setTaskOutcomeLater( true, null );
 			}
-			catch ( Exception ex ) {
-				log.error( "Error extracting dats.", ex );
-				setTaskOutcomeLater( false, ex );
+			catch ( Exception e ) {
+				log.error( "Error extracting dats.", e );
+				setTaskOutcomeLater( false, e );
 			}
 			finally {
 				try {if ( is != null ) is.close();}
-				catch ( IOException ex ) {}
+				catch ( IOException e ) {}
 
 				try {if ( srcP != null ) srcP.close();}
-				catch ( IOException ex ) {}
+				catch ( IOException e ) {}
 
 				try {if ( dstP != null ) dstP.close();}
-				catch ( IOException ex ) {}
+				catch ( IOException e ) {}
 			}
 		}
 	}

src/main/java/net/vhati/modmanager/ui/ManagerFrame.java

@@ -608,7 +608,8 @@ public class ManagerFrame extends JFrame implements ActionListener, ModsScanObse
 					long epochTime = -1;
 					try {
 						epochTime = ModUtilities.getModFileTime( modFileInfo.getFile() );
-					} catch ( IOException e ) {
+					}
+					catch ( IOException e ) {
 						log.error( String.format( "Error while getting modified time of mod file contents for \"%s\".", modFileInfo.getFile() ), e );
 					}
 					if ( epochTime != -1 ) {
@@ -987,7 +988,8 @@ public class ManagerFrame extends JFrame implements ActionListener, ModsScanObse
 					log.info( "Running FTL..." );
 					try {
 						FTLUtilities.launchExe( exeFile, exeArgs );
-					} catch ( Exception e ) {
+					}
+					catch ( Exception e ) {
 						log.error( "Error launching FTL.", e );
 					}
 					exitApp();

src/main/java/net/vhati/modmanager/ui/ModXMLSandbox.java

@@ -126,7 +126,7 @@ public class ModXMLSandbox extends JFrame implements ActionListener {
 		messageArea.setFont( sandboxFont );
 		messageArea.setEditable( false );
 		messageArea.addMouseListener( new ClipboardMenuMouseListener() );
-		messageArea.setText( "This is a scratchpad to tinker with advanced mod syntax.\n1) Open XML from data.dat to fill the 'main' tab. (ctrl-o)\n2) Write some <mod:command> tags in the 'append' tab. (alt-1,2,3)\n3) Click Patch to see what would happen. (ctrl-p)\nUndo is available. (ctrl-z/ctrl-y)" );
+		messageArea.setText( "This is a sandbox to tinker with advanced mod syntax.\n1) Open XML from data.dat to fill the 'main' tab. (ctrl-o)\n2) Write some <mod:command> tags in the 'append' tab. (alt-1,2,3)\n3) Click Patch to see what would happen. (ctrl-p)\nUndo/redo is available. (ctrl-z/ctrl-y)" );
 		messageScroll = new JScrollPane( messageArea );
 
 		JPanel ctrlPanel = new JPanel();

src/main/java/net/vhati/modmanager/ui/table/ChecklistTablePanel.java

@@ -55,11 +55,13 @@ public class ChecklistTablePanel<T> extends JPanel {
 
 				// Reset on first click and when no longer on that row.
 				if ( e.getClickCount() == 1 ) prevRow = -1;
+
 				if ( thisRow != prevRow || thisRow == -1 ) {
 					streak = 1;
 					prevRow = thisRow;
 					return;
-				} else {
+				}
+				else {
 					streak++;
 				}
 				if ( streak % 2 != 0 ) return;  // Respond only to click pairs.

src/main/java/net/vhati/modmanager/ui/tree/TreeState.java

@@ -109,7 +109,9 @@ public class TreeState {
 		public boolean accept( TreeNodeState nodeState ) {
 			Object nodeObject = nodeState.getUserObject();
 			if ( objectClass != null && nodeObject != null ) {
-				return ( objectClass.isAssignableFrom( nodeObject.getClass() ) );
+				@SuppressWarnings("unchecked")
+				boolean result = objectClass.isAssignableFrom( nodeObject.getClass() );
+				return result;
 			}
 			else if ( o != null ) {
 				return ( o.equals( nodeState.getUserObject() ) );