diff src/com/go/trove/classfile/ConstantMethodInfo.java @ 0:3dc0c5604566

Initial checkin of blitz 2.0 fcs - no installer yet.
author Dan Creswell <dan.creswell@gmail.com>
date Sat, 21 Mar 2009 11:00:06 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/com/go/trove/classfile/ConstantMethodInfo.java	Sat Mar 21 11:00:06 2009 +0000
@@ -0,0 +1,138 @@
+/* ====================================================================
+ * Trove - Copyright (c) 1997-2000 Walt Disney Internet Group
+ * ====================================================================
+ * The Tea Software License, Version 1.1
+ *
+ * Copyright (c) 2000 Walt Disney Internet Group. 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. The end-user documentation included with the redistribution,
+ *    if any, must include the following acknowledgment:
+ *       "This product includes software developed by the
+ *        Walt Disney Internet Group (http://opensource.go.com/)."
+ *    Alternately, this acknowledgment may appear in the software itself,
+ *    if and wherever such third-party acknowledgments normally appear.
+ *
+ * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must
+ *    not be used to endorse or promote products derived from this
+ *    software without prior written permission. For written
+ *    permission, please contact opensource@dig.com.
+ *
+ * 5. Products derived from this software may not be called "Tea",
+ *    "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet",
+ *    "Kettle", "Trove" or "BeanDoc" appear in their name, without prior
+ *    written permission of the Walt Disney Internet Group.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 WALT DISNEY INTERNET GROUP OR ITS
+ * 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.
+ * ====================================================================
+ *
+ * For more information about Tea, please see http://opensource.go.com/.
+ */
+
+package com.go.trove.classfile;
+
+import java.io.*;
+
+/******************************************************************************
+ * This class corresponds to the CONSTANT_Methodref_info structure as defined
+ * in section 4.4.2 of <i>The Java Virtual Machine Specification</i>.
+ * 
+ * @author Brian S O'Neill
+ * @version
+ * <!--$$Revision: 1.1 $-->, <!--$$JustDate:-->  9/07/00 <!-- $-->
+ */
+public class ConstantMethodInfo extends ConstantInfo {
+    private ConstantClassInfo mParentClass;
+    private ConstantNameAndTypeInfo mNameAndType;
+    
+    /** 
+     * Will return either a new ConstantMethodInfo object or one already in
+     * the constant pool. If it is a new ConstantMethodInfo, it will be 
+     * inserted into the pool.
+     */
+    static ConstantMethodInfo make(ConstantPool cp,
+                                   ConstantClassInfo parentClass,
+                                   ConstantNameAndTypeInfo nameAndType) {
+
+        ConstantInfo ci = new ConstantMethodInfo(parentClass, nameAndType);
+        return (ConstantMethodInfo)cp.addConstant(ci);
+    }
+
+    ConstantMethodInfo(ConstantClassInfo parentClass,
+                       ConstantNameAndTypeInfo nameAndType) {
+        super(TAG_METHOD);
+        
+        mParentClass = parentClass;
+        mNameAndType = nameAndType;
+    }
+
+    public ConstantClassInfo getParentClass() {
+        return mParentClass;
+    }
+    
+    public ConstantNameAndTypeInfo getNameAndType() {
+        return mNameAndType;
+    }
+
+    public int hashCode() {
+        return mNameAndType.hashCode();
+    }
+    
+    public boolean equals(Object obj) {
+        if (obj instanceof ConstantMethodInfo) {
+            ConstantMethodInfo other = (ConstantMethodInfo)obj;
+            return (mParentClass.equals(other.mParentClass) && 
+                    mNameAndType.equals(other.mNameAndType));
+        }
+        
+        return false;
+    }
+    
+    public void writeTo(DataOutput dout) throws IOException {
+        super.writeTo(dout);
+        dout.writeShort(mParentClass.getIndex());
+        dout.writeShort(mNameAndType.getIndex());
+    }
+
+    public String toString() {
+        StringBuffer buf = new StringBuffer("CONSTANT_Methodref_info: ");
+
+        ConstantClassInfo parent = getParentClass();
+
+        buf.append(parent.getClassName());
+        for (int i = parent.getDimensions(); i > 0; i--) {
+            buf.append('[');
+            buf.append(']');
+        }
+
+        ConstantNameAndTypeInfo cnati = getNameAndType();
+
+        buf.append(' ');
+        buf.append(cnati.getName());
+        buf.append(' ');
+        buf.append(cnati.getType());
+
+        return buf.toString();
+    }
+}