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- package org.aspectj.apache.bcel.classfile;
-
- /* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2001 The Apache Software Foundation. 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
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" and
- * "Apache BCEL" must not be used to endorse or promote products
- * derived from this software without prior written permission. For
- * written permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * "Apache BCEL", nor may "Apache" appear in their name, without
- * prior written permission of the Apache Software Foundation.
- *
- * 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 APACHE SOFTWARE FOUNDATION 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.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- import java.io.DataInputStream;
- import java.io.IOException;
-
- import org.aspectj.apache.bcel.generic.Type;
-
- /**
- * This class represents the field info structure, i.e., the representation for a variable in the class. See JVM specification for
- * details.
- *
- * @version $Id: Field.java,v 1.6 2009/09/15 03:33:52 aclement Exp $
- * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
- */
- public final class Field extends FieldOrMethod {
-
- public static final Field[] NoFields = new Field[0];
-
- private Type fieldType = null; // lazily initialized
-
- private Field() {
- }
-
- public Field(Field c) {
- super(c);
- }
-
- Field(DataInputStream dis, ConstantPool cpool) throws IOException {
- super(dis, cpool);
- }
-
- public Field(int modifiers, int nameIndex, int signatureIndex, Attribute[] attributes, ConstantPool cpool) {
- super(modifiers, nameIndex, signatureIndex, attributes, cpool);
- }
-
- public void accept(ClassVisitor v) {
- v.visitField(this);
- }
-
- /**
- * @return constant value associated with this field (may be null)
- */
- public final ConstantValue getConstantValue() {
- return AttributeUtils.getConstantValueAttribute(attributes);
- }
-
- /**
- * Return string representation close to declaration format, eg: 'public static final short MAX = 100'
- */
- @Override
- public final String toString() {
- // Get names from constant pool
- StringBuilder buf = new StringBuilder(Utility.accessToString(modifiers));
- if (buf.length() > 0) {
- buf.append(" ");
- }
- String signature = Utility.signatureToString(getSignature());
-
- buf.append(signature).append(" ").append(getName());
-
- ConstantValue cv = getConstantValue();
- if (cv != null) {
- buf.append(" = ").append(cv);
- }
-
- // append all attributes that are *not* "ConstantValue"
- for (Attribute a : attributes) {
- if (!(a instanceof ConstantValue)) {
- buf.append(" [").append(a.toString()).append("]");
- }
- }
-
- return buf.toString();
- }
-
- /** return the type of the field */
- public Type getType() {
- if (fieldType == null) {
- fieldType = Type.getReturnType(getSignature());
- }
- return fieldType;
- }
- }
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