X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fcom%2Fstevesoft%2Fpat%2FBackRefRule.java;fp=src%2Fcom%2Fstevesoft%2Fpat%2FBackRefRule.java;h=8488ba3710a97f432a41fe3513f47273341e1dbc;hb=7bc226b58110fa26d9dbd3f0c78095d06909ffc3;hp=64a5d6efdbf542b567953beec9012f173e09b6b9;hpb=dd74fc4938723fe5ec48d4e5fdcfbe58ac42a48d;p=jalview.git

diff --git a/src/com/stevesoft/pat/BackRefRule.java b/src/com/stevesoft/pat/BackRefRule.java
index 64a5d6e..8488ba3 100755
--- a/src/com/stevesoft/pat/BackRefRule.java
+++ b/src/com/stevesoft/pat/BackRefRule.java
@@ -11,13 +11,28 @@ package com.stevesoft.pat;
     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 "$"+n; }
-    public Object clone1() { return new BackRefRule(n); }
+public class BackRefRule
+    extends ReplaceRule
+{
+  int n;
+  public BackRefRule(int n)
+  {
+    this.n = n;
+  }
+
+  public void apply(StringBufferLike sb, RegRes res)
+  {
+    String x = res.stringMatched(n);
+    sb.append(x == null ? "" : x);
+  }
+
+  public String toString1()
+  {
+    return "$" + n;
+  }
+
+  public Object clone1()
+  {
+    return new BackRefRule(n);
+  }
 }