copyright: allow string separator (IDEA-89218)

plugins/copyright/src/com/maddyhome/idea/copyright/options/LanguageOptions.java

@@ -26,7 +26,7 @@ public class LanguageOptions implements JDOMExternalizable, Cloneable {
 
   public static final int MIN_SEPARATOR_LENGTH = 5;
   public static final int MAX_SEPARATOR_LENGTH = 300;
-  public static final char DEFAULT_FILLER = ' ';
+  public static final String DEFAULT_FILLER = " ";
   
   private static final LanguageOptions DEFAULT_SETTINGS_HOLDER = new LanguageOptions();
 
@@ -144,7 +144,7 @@ public class LanguageOptions implements JDOMExternalizable, Cloneable {
     result = 29 * result + lenBefore;
     result = 29 * result + lenAfter;
     result = 29 * result + (box ? 1 : 0);
-    result = 29 * result + (int)filler;
+    result = 29 * result + filler.hashCode();
     result = 29 * result + fileTypeOverride;
     result = 29 * result + (relativeBefore ? 1 : 0);
     result = 29 * result + (addBlankAfter ? 1 : 0);
@@ -234,11 +234,11 @@ public class LanguageOptions implements JDOMExternalizable, Cloneable {
     this.box = box;
   }
 
-  public char getFiller() {
+  public String getFiller() {
     return filler;
   }
 
-  public void setFiller(char filler) {
+  public void setFiller(String filler) {
     this.filler = filler;
   }
 
@@ -262,6 +262,6 @@ public class LanguageOptions implements JDOMExternalizable, Cloneable {
   public int lenBefore;
   public int lenAfter;
   public boolean box;
-  public char filler;
+  public String filler;
   public boolean trim;
 }

plugins/copyright/src/com/maddyhome/idea/copyright/ui/TemplateCommentPanel.form

@@ -189,7 +189,7 @@
                 </constraints>
                 <properties>
                   <labelFor value="679a0"/>
-                  <text value="Separator char"/>
+                  <text value="Separator"/>
                 </properties>
               </component>
               <component id="30865" class="javax.swing.JCheckBox" binding="cbBox">

plugins/copyright/src/com/maddyhome/idea/copyright/ui/TemplateCommentPanel.java

@@ -251,7 +251,7 @@ public class TemplateCommentPanel implements SearchableConfigurable {
 
     String filler = txtFiller.getText();
     if (filler.length() > 0) {
-      res.setFiller(filler.charAt(0));
+      res.setFiller(filler);
     }
     else {
       res.setFiller(LanguageOptions.DEFAULT_FILLER);
@@ -399,7 +399,7 @@ public class TemplateCommentPanel implements SearchableConfigurable {
     cbSeparatorBefore.setSelected(options.isSeparateBefore());
     txtLengthBefore.setText(String.valueOf(options.getLenBefore()));
     txtLengthAfter.setText(String.valueOf(options.getLenAfter()));
-    txtFiller.setText(options.getFiller() == LanguageOptions.DEFAULT_FILLER ? "" : Character.toString(options.getFiller()));
+    txtFiller.setText(options.getFiller() == LanguageOptions.DEFAULT_FILLER ? "" : options.getFiller());
     cbBox.setSelected(options.isBox());
 
     final int fileTypeOverride = options.getFileTypeOverride();

plugins/copyright/src/com/maddyhome/idea/copyright/util/FileTypeUtil.java

@@ -66,12 +66,12 @@ public class FileTypeUtil
         }
 
         boolean allowSeparator = getInstance().allowSeparators(type);
-        char filler = options.getFiller();
+        String filler = options.getFiller();
         if (!allowSeparator)
         {
             if (options.getFiller() == LanguageOptions.DEFAULT_FILLER)
             {
-                filler = '~';
+                filler = "~";
             }
         }
 
@@ -92,7 +92,7 @@ public class FileTypeUtil
         StringBuffer post = new StringBuffer(5);
         if (filler == LanguageOptions.DEFAULT_FILLER)
         {
-            filler = open.charAt(open.length() - 1);
+            filler = open.substring(open.length() - 1);
         }
         int offset = 0;
         if (isBlock)
@@ -116,14 +116,14 @@ public class FileTypeUtil
             }
             if (!allowBlock)
             {
-                close = Character.toString(filler);
+                close = filler;
             }
         }
         else
         {
             if (allowLine)
             {
-                close = Character.toString(filler);
+                close = filler;
             }
             pre.append(open);
             post.append(close);