1 files changed, 113 insertions, 0 deletions
diff --git a/src/proguard/classfile/visitor/MultiMemberVisitor.java b/src/proguard/classfile/visitor/MultiMemberVisitor.java
new file mode 100644
index 0000000..cc4629c
--- /dev/null
+++ b/src/proguard/classfile/visitor/MultiMemberVisitor.java
@@ -0,0 +1,113 @@
+/*
+ * ProGuard -- shrinking, optimization, obfuscation, and preverification
+ *             of Java bytecode.
+ *
+ * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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 General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+package proguard.classfile.visitor;
+
+import proguard.classfile.*;
+
+
+/**
+ * This MemberVisitor delegates all visits to each MemberVisitor
+ * in a given list.
+ *
+ * @author Eric Lafortune
+ */
+public class MultiMemberVisitor implements MemberVisitor
+{
+    private static final int ARRAY_SIZE_INCREMENT = 5;
+
+    private MemberVisitor[] memberVisitors;
+    private int             memberVisitorCount;
+
+
+    public MultiMemberVisitor()
+    {
+    }
+
+
+    public MultiMemberVisitor(MemberVisitor[] memberVisitors)
+    {
+        this.memberVisitors     = memberVisitors;
+        this.memberVisitorCount = memberVisitors.length;
+    }
+
+
+    public void addMemberVisitor(MemberVisitor memberVisitor)
+    {
+        ensureArraySize();
+
+        memberVisitors[memberVisitorCount++] = memberVisitor;
+    }
+
+
+    private void ensureArraySize()
+    {
+        if (memberVisitors == null)
+        {
+            memberVisitors = new MemberVisitor[ARRAY_SIZE_INCREMENT];
+        }
+        else if (memberVisitors.length == memberVisitorCount)
+        {
+            MemberVisitor[] newMemberVisitors =
+                new MemberVisitor[memberVisitorCount +
+                                         ARRAY_SIZE_INCREMENT];
+            System.arraycopy(memberVisitors, 0,
+                             newMemberVisitors, 0,
+                             memberVisitorCount);
+            memberVisitors = newMemberVisitors;
+        }
+    }
+
+
+    public void visitProgramField(ProgramClass programClass, ProgramField programField)
+    {
+        for (int index = 0; index < memberVisitorCount; index++)
+        {
+            memberVisitors[index].visitProgramField(programClass, programField);
+        }
+    }
+
+
+    public void visitProgramMethod(ProgramClass programClass, ProgramMethod programMethod)
+    {
+        for (int index = 0; index < memberVisitorCount; index++)
+        {
+            memberVisitors[index].visitProgramMethod(programClass, programMethod);
+        }
+    }
+
+
+    public void visitLibraryField(LibraryClass libraryClass, LibraryField libraryField)
+    {
+        for (int index = 0; index < memberVisitorCount; index++)
+        {
+            memberVisitors[index].visitLibraryField(libraryClass, libraryField);
+        }
+    }
+
+
+    public void visitLibraryMethod(LibraryClass libraryClass, LibraryMethod libraryMethod)
+    {
+        for (int index = 0; index < memberVisitorCount; index++)
+        {
+            memberVisitors[index].visitLibraryMethod(libraryClass, libraryMethod);
+        }
+    }
+}