1 /*
   2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.tools.internal.xjc.generator.bean.field;
  27 
  28 import com.sun.codemodel.internal.JBlock;
  29 import com.sun.codemodel.internal.JExpr;
  30 import com.sun.codemodel.internal.JExpression;
  31 import com.sun.codemodel.internal.JMethod;
  32 import com.sun.codemodel.internal.JPrimitiveType;
  33 import com.sun.codemodel.internal.JType;
  34 import com.sun.codemodel.internal.JVar;
  35 import com.sun.tools.internal.xjc.generator.bean.ClassOutlineImpl;
  36 import com.sun.tools.internal.xjc.generator.bean.MethodWriter;
  37 import com.sun.tools.internal.xjc.model.CPropertyInfo;
  38 import com.sun.tools.internal.xjc.outline.Aspect;
  39 import com.sun.tools.internal.xjc.outline.FieldAccessor;
  40 import com.sun.xml.internal.bind.api.impl.NameConverter;
  41 
  42 /**
  43  * A required primitive property.
  44  *
  45  * @author
  46  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
  47  */
  48 public class UnboxedField extends AbstractFieldWithVar {
  49 
  50     /**
  51      * The primitive version of {@link #implType} and {@link #exposedType}.
  52      */
  53     private final JPrimitiveType ptype;
  54 
  55 
  56     protected UnboxedField( ClassOutlineImpl outline, CPropertyInfo prop ) {
  57         super(outline,prop);
  58         // primitive types don't have this distintion
  59         assert implType==exposedType;
  60 
  61         ptype = (JPrimitiveType) implType;
  62         assert ptype!=null;
  63 
  64         createField();
  65 
  66         // apparently a required attribute can be still defaulted.
  67         // so this assertion is incorrect.
  68         // assert prop.defaultValue==null;
  69 
  70         MethodWriter writer = outline.createMethodWriter();
  71         NameConverter nc = outline.parent().getModel().getNameConverter();
  72 
  73         JBlock body;
  74 
  75         // [RESULT]
  76         // Type getXXX() {
  77         //     return value;
  78         // }
  79         JMethod $get = writer.declareMethod( ptype, getGetterMethod() );
  80         String javadoc = prop.javadoc;
  81         if(javadoc.length()==0)
  82             javadoc = Messages.DEFAULT_GETTER_JAVADOC.format(nc.toVariableName(prop.getName(true)));
  83         writer.javadoc().append(javadoc);
  84 
  85         $get.body()._return(ref());
  86 
  87 
  88         // [RESULT]
  89         // void setXXX( Type value ) {
  90         //     this.value = value;
  91         // }
  92         JMethod $set = writer.declareMethod( codeModel.VOID, "set"+prop.getName(true) );
  93         JVar $value = writer.addParameter( ptype, "value" );
  94         body = $set.body();
  95         body.assign(JExpr._this().ref(ref()),$value);
  96         // setter always get the default javadoc. See issue #381
  97         writer.javadoc().append(Messages.DEFAULT_SETTER_JAVADOC.format(nc.toVariableName(prop.getName(true))));
  98 
  99     }
 100 
 101     protected JType getType(Aspect aspect) {
 102         return super.getType(aspect).boxify().getPrimitiveType();
 103     }
 104 
 105     protected JType getFieldType() {
 106         return ptype;
 107     }
 108 
 109     public FieldAccessor create(JExpression targetObject) {
 110         return new Accessor(targetObject) {
 111 
 112             public void unsetValues( JBlock body ) {
 113                 // you can't unset a value
 114             }
 115 
 116             public JExpression hasSetValue() {
 117                 return JExpr.TRUE;
 118             }
 119         };
 120     }
 121 }