3 files changed, 4 insertions, 9 deletions
diff --git a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAry.java b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAry.java
index 29496af6..692450d0 100644
--- a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAry.java
+++ b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAry.java
@@ -1,6 +1,5 @@
 package com.seaofnodes.simple.type;
 
-import com.seaofnodes.simple.SB;
 import com.seaofnodes.simple.Utils;
 import java.util.ArrayList;
 import java.io.ByteArrayOutputStream;
@@ -18,8 +17,9 @@ public class TypeConAry<A> extends Type {
     public  static final TypeConAry BOT = new TypeConAry(false,null).intern();
     public static void gather(ArrayList<Type> ts) {
         ts.add(BOT);
-        TypeConAryB.gather(ts);
-        TypeConAryI.gather(ts);
+        ts.add(TypeConAryB.ABC);
+        ts.add(TypeConAryB.ABCD);
+        ts.add(TypeConAryI.I123);
     }
 
     @Override public String str() { return (_any?"~":"") + "[]"; }
diff --git a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryB.java b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryB.java
index c057c6a5..b56beb47 100644
--- a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryB.java
+++ b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryB.java
@@ -1,6 +1,5 @@
 package com.seaofnodes.simple.type;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.io.ByteArrayOutputStream;
 
@@ -10,10 +9,8 @@ public class TypeConAryB extends TypeConAry<byte[]> {
     public static TypeConAryB make( String s ) { return make(s.getBytes()); }
     static final TypeConAryB ABC  = make("abc");
     static final TypeConAryB ABCD = make("abcd");
-    public static void gather(ArrayList<Type> ts) { ts.add(ABC); ts.add(ABCD); }
     @Override public long at(int idx) { return _ary[idx]; }
     @Override public int len() { return _ary.length; }
-    @Override public int alignment() { return 0; }
     @Override public String str() { return "[\""+new String(_ary)+"\"]"; }
     @Override boolean eq(Type t) { return Arrays.equals(_ary,((TypeConAryB)t)._ary); }
     @Override int hash() { return Arrays.hashCode(_ary); }
diff --git a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
index f888a93d..4859e839 100644
--- a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
+++ b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
@@ -1,13 +1,11 @@
 package com.seaofnodes.simple.type;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 
 public class TypeConAryI extends TypeConAry<int[]> {
     private TypeConAryI(int[] bs) { super(false,bs); }
     public static TypeConAryI make( int[] bs ) { return new TypeConAryI(bs).intern(); }
-    private static final TypeConAryI I123  = make(new int[]{1,2,3});
-    public static void gather(ArrayList<Type> ts) { ts.add(I123); }
+    static final TypeConAryI I123  = make(new int[]{1,2,3});
     @Override public String str() { return "[i32]"; }
     @Override public int alignment() { return 2; }
     @Override boolean eq(Type t) { return Arrays.equals(_ary,((TypeConAryI)t)._ary); }