1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
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8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
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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).
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17  * You should have received a copy of the GNU General Public License version
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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.JExpression;
30 import com.sun.codemodel.internal.JFieldRef;
31 import com.sun.codemodel.internal.JFieldVar;
32 import com.sun.codemodel.internal.JMod;
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.model.CPropertyInfo;
37 
38 /**
39  *
40  *
41  * @author
42  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com), Martin Grebac
43  */
44 abstract class AbstractFieldWithVar extends AbstractField {
45 
46     /**
47      * Field declaration of the actual list object that we use
48      * to store data.
49      */
50     private JFieldVar field;
51 
52     /**
53      * Invoke {@link #createField()} after calling the
54      * constructor.
55      */
AbstractFieldWithVar( ClassOutlineImpl outline, CPropertyInfo prop )56     AbstractFieldWithVar( ClassOutlineImpl outline, CPropertyInfo prop ) {
57         super(outline,prop);
58     }
59 
createField()60     protected final void createField() {
61         field = outline.implClass.field( JMod.PROTECTED,
62             getFieldType(), prop.getName(false) );
63 
64         annotate(field);
65     }
66 
67     /**
68      * Gets the name of the getter method.
69      *
70      * <p>
71      * This encapsulation is necessary because sometimes we use
72      * {@code isXXXX} as the method name.
73      */
getGetterMethod()74     protected String getGetterMethod() {
75         if (getOptions().enableIntrospection) {
76             return ((getFieldType().isPrimitive() &&
77                      getFieldType().boxify().getPrimitiveType()==codeModel.BOOLEAN) ?
78                          "is":"get") + prop.getName(true);
79         } else {
80             return (getFieldType().boxify().getPrimitiveType()==codeModel.BOOLEAN?"is":"get")+prop.getName(true);
81         }
82     }
83 
84     /**
85      * Returns the type used to store the value of the field in memory.
86      */
getFieldType()87     protected abstract JType getFieldType();
88 
ref()89     protected JFieldVar ref() { return field; }
90 
getRawType()91     public final JType getRawType() {
92         return exposedType;
93     }
94 
95     protected abstract class Accessor extends AbstractField.Accessor {
96 
Accessor(JExpression $target)97         protected Accessor(JExpression $target) {
98             super($target);
99             this.$ref = $target.ref(AbstractFieldWithVar.this.ref());
100         }
101 
102         /**
103          * Reference to the field bound by the target object.
104          */
105         protected final JFieldRef $ref;
106 
toRawValue(JBlock block, JVar $var)107         public final void toRawValue(JBlock block, JVar $var) {
108             if (getOptions().enableIntrospection) {
109                 block.assign($var,$target.invoke(getGetterMethod()));
110             } else {
111                 block.assign($var,$target.invoke(getGetterMethod()));
112             }
113         }
114 
fromRawValue(JBlock block, String uniqueName, JExpression $var)115         public final void fromRawValue(JBlock block, String uniqueName, JExpression $var) {
116             block.invoke($target,("set"+prop.getName(true))).arg($var);
117         }
118     }
119 }
120