1 files changed, 103 insertions, 0 deletions
diff --git a/third_party/java/proguard/proguard5.3.3/src/proguard/optimize/peephole/MemberPrivatizer.java b/third_party/java/proguard/proguard5.3.3/src/proguard/optimize/peephole/MemberPrivatizer.java
new file mode 100644
index 0000000000..223ab59215
--- /dev/null
+++ b/third_party/java/proguard/proguard5.3.3/src/proguard/optimize/peephole/MemberPrivatizer.java
@@ -0,0 +1,103 @@
+/*
+ * ProGuard -- shrinking, optimization, obfuscation, and preverification
+ *             of Java bytecode.
+ *
+ * Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare
+ *
+ * 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.optimize.peephole;
+
+import proguard.classfile.*;
+import proguard.classfile.editor.MethodInvocationFixer;
+import proguard.classfile.util.*;
+import proguard.classfile.visitor.MemberVisitor;
+import proguard.optimize.info.NonPrivateMemberMarker;
+
+/**
+ * This MemberVisitor makes all class members that it visits private, unless
+ * they have been marked by a NonPrivateMemberMarker. The invocations of
+ * privatized methods still have to be fixed.
+ *
+ * @see NonPrivateMemberMarker
+ * @see MethodInvocationFixer
+ * @author Eric Lafortune
+ */
+public class MemberPrivatizer
+extends      SimplifiedVisitor
+implements   MemberVisitor
+{
+    private final MemberVisitor extraMemberVisitor;
+
+
+    /**
+     * Creates a new MemberPrivatizer.
+     */
+    public MemberPrivatizer()
+    {
+        this(null);
+    }
+
+
+    /**
+     * Creates a new MemberPrivatizer.
+     * @param extraMemberVisitor an optional extra visitor for all privatized
+     *                           class members.
+     */
+    public MemberPrivatizer(MemberVisitor extraMemberVisitor)
+    {
+        this.extraMemberVisitor = extraMemberVisitor;
+    }
+
+
+    // Implementations for MemberVisitor.
+
+    public void visitProgramField(ProgramClass programClass, ProgramField programField)
+    {
+        // Is the field unmarked?
+        if (NonPrivateMemberMarker.canBeMadePrivate(programField))
+        {
+            // Make the field private.
+            programField.u2accessFlags =
+                AccessUtil.replaceAccessFlags(programField.u2accessFlags,
+                                              ClassConstants.ACC_PRIVATE);
+
+            // Visit the field, if required.
+            if (extraMemberVisitor != null)
+            {
+                extraMemberVisitor.visitProgramField(programClass, programField);
+            }
+        }
+    }
+
+
+    public void visitProgramMethod(ProgramClass programClass, ProgramMethod programMethod)
+    {
+        // Is the method unmarked?
+        if (NonPrivateMemberMarker.canBeMadePrivate(programMethod))
+        {
+            // Make the method private and no longer final.
+            programMethod.u2accessFlags =
+                AccessUtil.replaceAccessFlags(programMethod.u2accessFlags,
+                                              ClassConstants.ACC_PRIVATE);
+
+            // Visit the method, if required.
+            if (extraMemberVisitor != null)
+            {
+                extraMemberVisitor.visitProgramMethod(programClass, programMethod);
+            }
+        }
+    }
+}