1 files changed, 132 insertions, 0 deletions
diff --git a/src/main/javassist/bytecode/annotation/ClassMemberValue.java b/src/main/javassist/bytecode/annotation/ClassMemberValue.java
new file mode 100644
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+++ b/src/main/javassist/bytecode/annotation/ClassMemberValue.java
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+/*
+ * Javassist, a Java-bytecode translator toolkit.
+ * Copyright (C) 2004 Bill Burke. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License.  Alternatively, the contents of this file may be used under
+ * the terms of the GNU Lesser General Public License Version 2.1 or later.
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ */
+
+package javassist.bytecode.annotation;
+
+import javassist.ClassPool;
+import javassist.bytecode.ConstPool;
+import javassist.bytecode.Descriptor;
+import java.io.IOException;
+import java.lang.reflect.Method;
+
+/**
+ * Class value.
+ *
+ * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
+ * @author Shigeru Chiba
+ */
+public class ClassMemberValue extends MemberValue {
+    int valueIndex;
+
+    /**
+     * Constructs a class value.  The initial value is specified
+     * by the constant pool entry at the given index.
+     *
+     * @param index the index of a CONSTANT_Utf8_info structure.
+     */
+    public ClassMemberValue(int index, ConstPool cp) {
+        super('c', cp);
+        this.valueIndex = index;
+    }
+
+    /**
+     * Constructs a class value.
+     *
+     * @param className         the initial value.
+     */
+    public ClassMemberValue(String className, ConstPool cp) {
+        super('c', cp);
+        setValue(className);
+    }
+
+    /**
+     * Constructs a class value.
+     * The initial value is java.lang.Class.
+     */
+    public ClassMemberValue(ConstPool cp) {
+        super('c', cp);
+        setValue("java.lang.Class");
+    }
+
+    Object getValue(ClassLoader cl, ClassPool cp, Method m)
+            throws ClassNotFoundException {
+        final String classname = getValue();
+        if (classname.equals("void"))
+            return void.class;
+        else if (classname.equals("int"))
+            return int.class;
+        else if (classname.equals("byte"))
+            return byte.class;
+        else if (classname.equals("long"))
+            return long.class;
+        else if (classname.equals("double"))
+            return double.class;
+        else if (classname.equals("float"))
+            return float.class;
+        else if (classname.equals("char"))
+            return char.class;
+        else if (classname.equals("short"))
+            return short.class;
+        else if (classname.equals("boolean"))
+            return boolean.class;
+        else
+            return loadClass(cl, classname);
+    }
+
+    Class getType(ClassLoader cl) throws ClassNotFoundException {
+        return loadClass(cl, "java.lang.Class");
+    }
+
+    /**
+     * Obtains the value of the member.
+     *
+     * @return fully-qualified class name.
+     */
+    public String getValue() {
+        String v = cp.getUtf8Info(valueIndex);
+        return Descriptor.toClassName(v);
+    }
+
+    /**
+     * Sets the value of the member.
+     *
+     * @param newClassName      fully-qualified class name.
+     */
+    public void setValue(String newClassName) {
+        String setTo = Descriptor.of(newClassName);
+        valueIndex = cp.addUtf8Info(setTo);
+    }
+
+    /**
+     * Obtains the string representation of this object.
+     */
+    public String toString() {
+        return "<" + getValue() + " class>";
+    }
+
+    /**
+     * Writes the value.
+     */
+    public void write(AnnotationsWriter writer) throws IOException {
+        writer.classInfoIndex(cp.getUtf8Info(valueIndex));
+    }
+
+    /**
+     * Accepts a visitor.
+     */
+    public void accept(MemberValueVisitor visitor) {
+        visitor.visitClassMemberValue(this);
+    }
+}