1 files changed, 101 insertions, 0 deletions
diff --git a/tools/external/asm/org/objectweb/asm/optimizer/NameMapping.java b/tools/external/asm/org/objectweb/asm/optimizer/NameMapping.java
new file mode 100644
index 000000000..9cefb1ffe
--- /dev/null
+++ b/tools/external/asm/org/objectweb/asm/optimizer/NameMapping.java
@@ -0,0 +1,101 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2005 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.objectweb.asm.optimizer;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Properties;
+import java.util.Set;
+
+import org.objectweb.asm.Type;
+
+/**
+ * A mapping from names to names, used to rename classes, fields and methods.
+ * 
+ * @author Eric Bruneton
+ */
+public class NameMapping extends Properties {
+
+    public final Set unused;
+    
+    public NameMapping(final String file) throws IOException {
+        load(new FileInputStream(file));
+        unused = new HashSet(keySet());
+    }
+
+    public String map(final String name) {
+        String s = (String) get(name);
+        if (s == null) {
+            int p = name.indexOf('.');
+            if (p != -1) {
+                int q = name.indexOf('(');
+                if (q != -1) {
+                    s = name.substring(p + 1, q);
+                } else {
+                    s = name.substring(p + 1);
+                }
+            } else {
+                s = name;
+            }
+        } else {
+            unused.remove(name);
+        }
+        return s;
+    }
+
+    public String fix(final String desc) {
+        if (desc.startsWith("(")) {
+            Type[] arguments = Type.getArgumentTypes(desc);
+            Type result = Type.getReturnType(desc);
+            for (int i = 0; i < arguments.length; ++i) {
+                arguments[i] = fix(arguments[i]);
+            }
+            result = fix(result);
+            return Type.getMethodDescriptor(result, arguments);
+        } else {
+            return fix(Type.getType(desc)).getDescriptor();
+        }
+    }
+
+    private Type fix(final Type t) {
+        if (t.getSort() == Type.OBJECT) {
+            return Type.getType("L" + map(t.getInternalName()) + ";");
+        } else if (t.getSort() == Type.ARRAY) {
+            String s = fix(t.getElementType()).getDescriptor();
+            for (int i = 0; i < t.getDimensions(); ++i) {
+                s = "[" + s;
+            }
+            return Type.getType(s);
+        } else {
+            return t;
+        }
+    }
+}