| /* |
| * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.codemodel.internal; |
| |
| |
| /** |
| * Field Reference |
| */ |
| |
| public class JFieldRef extends JExpressionImpl implements JAssignmentTarget { |
| /** |
| * Object expression upon which this field will be accessed, or |
| * null for the implicit 'this'. |
| */ |
| private JGenerable object; |
| |
| /** |
| * Name of the field to be accessed. Either this or {@link #var} is set. |
| */ |
| private String name; |
| |
| /** |
| * Variable to be accessed. |
| */ |
| private JVar var; |
| |
| /** |
| * Indicates if an explicit this should be generated |
| */ |
| private boolean explicitThis; |
| |
| /** |
| * Field reference constructor given an object expression and field name |
| * |
| * @param object |
| * JExpression for the object upon which |
| * the named field will be accessed, |
| * |
| * @param name |
| * Name of field to access |
| */ |
| JFieldRef(JExpression object, String name) { |
| this(object, name, false); |
| } |
| |
| JFieldRef(JExpression object, JVar v) { |
| this(object, v, false); |
| } |
| |
| /** |
| * Static field reference. |
| */ |
| JFieldRef(JType type, String name) { |
| this(type, name, false); |
| } |
| |
| JFieldRef(JType type, JVar v) { |
| this(type, v, false); |
| } |
| |
| JFieldRef(JGenerable object, String name, boolean explicitThis) { |
| this.explicitThis = explicitThis; |
| this.object = object; |
| if (name.indexOf('.') >= 0) |
| throw new IllegalArgumentException("Field name contains '.': " + name); |
| this.name = name; |
| } |
| |
| JFieldRef(JGenerable object, JVar var, boolean explicitThis) { |
| this.explicitThis = explicitThis; |
| this.object = object; |
| this.var = var; |
| } |
| |
| public void generate(JFormatter f) { |
| String name = this.name; |
| if(name==null) name=var.name(); |
| |
| if (object != null) { |
| f.g(object).p('.').p(name); |
| } else { |
| if (explicitThis) { |
| f.p("this.").p(name); |
| } else { |
| f.id(name); |
| } |
| } |
| } |
| |
| public JExpression assign(JExpression rhs) { |
| return JExpr.assign(this, rhs); |
| } |
| public JExpression assignPlus(JExpression rhs) { |
| return JExpr.assignPlus(this, rhs); |
| } |
| } |