X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fcom%2Fstevesoft%2Fpat%2FBackRefRule.java;h=daacbc1fad44ab98e5ed02211d199b1fcf64a7c2;hb=236b7a125d995a097de4ee42d022320f382e7027;hp=8488ba3710a97f432a41fe3513f47273341e1dbc;hpb=7bc226b58110fa26d9dbd3f0c78095d06909ffc3;p=jalview.git

diff --git a/src/com/stevesoft/pat/BackRefRule.java b/src/com/stevesoft/pat/BackRefRule.java
index 8488ba3..daacbc1 100755
--- a/src/com/stevesoft/pat/BackRefRule.java
+++ b/src/com/stevesoft/pat/BackRefRule.java
@@ -1,38 +1,40 @@
-//
-// This software is now distributed according to
-// the Lesser Gnu Public License.  Please see
-// http://www.gnu.org/copyleft/lesser.txt for
-// the details.
-//    -- Happy Computing!
-//
-package com.stevesoft.pat;
-
-/** This method implements the pattern elements $1, $2, etc in
-    a substitution rule. The apply(StringBufferLike sb,RegRes rr) method of this ReplaceRule
-    simply appends the contents of rr.stringMatched(n), where n is
-    the integer supplied to the constructor. */
-public class BackRefRule
-    extends ReplaceRule
-{
-  int n;
-  public BackRefRule(int n)
-  {
-    this.n = n;
-  }
-
-  public void apply(StringBufferLike sb, RegRes res)
-  {
-    String x = res.stringMatched(n);
-    sb.append(x == null ? "" : x);
-  }
-
-  public String toString1()
-  {
-    return "$" + n;
-  }
-
-  public Object clone1()
-  {
-    return new BackRefRule(n);
-  }
-}
+//
+// This software is now distributed according to
+// the Lesser Gnu Public License.  Please see
+// http://www.gnu.org/copyleft/lesser.txt for
+// the details.
+//    -- Happy Computing!
+//
+package com.stevesoft.pat;
+
+/**
+ * This method implements the pattern elements $1, $2, etc in a substitution
+ * rule. The apply(StringBufferLike sb,RegRes rr) method of this ReplaceRule
+ * simply appends the contents of rr.stringMatched(n), where n is the integer
+ * supplied to the constructor.
+ */
+public class BackRefRule extends ReplaceRule
+{
+  int n;
+
+  public BackRefRule(int n)
+  {
+    this.n = n;
+  }
+
+  public void apply(StringBufferLike sb, RegRes res)
+  {
+    String x = res.stringMatched(n);
+    sb.append(x == null ? "" : x);
+  }
+
+  public String toString1()
+  {
+    return "$" + n;
+  }
+
+  public Object clone1()
+  {
+    return new BackRefRule(n);
+  }
+}