FixItemCounterStack moved: later needed for avm2 deobfuscation, too

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/collections/FixItemCounterStack.java

@@ -0,0 +1,67 @@
+/*
+ *  Copyright (C) 2010-2015 JPEXS, All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers.collections;
+
+import java.util.Stack;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class FixItemCounterStack extends Stack<Object> {
+
+    private int fixItemCount = Integer.MAX_VALUE;
+
+    public FixItemCounterStack() {
+    }
+
+    public Object peek(int index) {
+        return super.get(size() - index);
+    }
+
+    @Override
+    public Object pop() {
+        Object result = super.pop();
+        int itemCount = size();
+        if (itemCount < fixItemCount) {
+            fixItemCount = itemCount;
+        }
+        return result;
+    }
+
+    @Override
+    public Object remove(int index) {
+        if (index < fixItemCount) {
+            fixItemCount = index;
+        }
+        return super.remove(index);
+    }
+
+    public boolean allItemsFixed() {
+        return size() <= fixItemCount;
+    }
+
+    public int getFixItemCount() {
+        return fixItemCount;
+    }
+
+    @Override
+    public void clear() {
+        fixItemCount = Integer.MAX_VALUE;
+        super.clear();
+    }
+}