Formatting

[jalview.git] / src / com / stevesoft / pat / Backup.java

diff --git a/src/com/stevesoft/pat/Backup.java b/src/com/stevesoft/pat/Backup.java
index df480ea..31c41c4 100755 (executable)
--- a/src/com/stevesoft/pat/Backup.java
+++ b/src/com/stevesoft/pat/Backup.java
@@ -6,22 +6,47 @@
 //    -- Happy Computing!\r
 //\r
 package com.stevesoft.pat;\r
-import java.util.Hashtable;\r
+\r
+import java.util.*;\r
 \r
 /** Implements the (?<number) Pattern, where number is\r
  an integer telling us how far to back up in the Pattern.\r
  Not in perl 5. It also allows (?>number). */\r
-class Backup extends Pattern {\r
-    int bk;\r
-    Backup(int ii) { bk = ii; }\r
-    public String toString() {\r
-        return "(?" + (bk < 0 ? ">" + (-bk) : "<" + bk) + ")" + nextString();\r
-    }\r
-    public int matchInternal(int pos,Pthings pt) {\r
-        if(pos < bk) return -1;\r
-        return nextMatch(pos-bk,pt);\r
+class Backup\r
+    extends Pattern\r
+{\r
+  int bk;\r
+  Backup(int ii)\r
+  {\r
+    bk = ii;\r
+  }\r
+\r
+  public String toString()\r
+  {\r
+    return "(?" + (bk < 0 ? ">" + ( -bk) : "<" + bk) + ")" + nextString();\r
+  }\r
+\r
+  public int matchInternal(int pos, Pthings pt)\r
+  {\r
+    if (pos < bk)\r
+    {\r
+      return -1;\r
     }\r
-    public patInt minChars() { return new patInt(-bk); }\r
-    public patInt maxChars() { return new patInt(-bk); }\r
-    public Pattern clone1(Hashtable h) { return new Backup(bk); }\r
+    return nextMatch(pos - bk, pt);\r
+  }\r
+\r
+  public patInt minChars()\r
+  {\r
+    return new patInt( -bk);\r
+  }\r
+\r
+  public patInt maxChars()\r
+  {\r
+    return new patInt( -bk);\r
+  }\r
+\r
+  public Pattern clone1(Hashtable h)\r
+  {\r
+    return new Backup(bk);\r
+  }\r
 };\r