| /* |
| * Copyright (c) 1997, 2014, 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; |
| |
| import java.lang.annotation.Annotation; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| |
| /** |
| * Variables and fields. |
| */ |
| |
| public class JVar extends JExpressionImpl implements JDeclaration, JAssignmentTarget, JAnnotatable { |
| |
| /** |
| * Modifiers. |
| */ |
| private JMods mods; |
| |
| /** |
| * JType of the variable |
| */ |
| private JType type; |
| |
| /** |
| * Name of the variable |
| */ |
| private String name; |
| |
| /** |
| * Initialization of the variable in its declaration |
| */ |
| private JExpression init; |
| |
| /** |
| * Annotations on this variable. Lazily created. |
| */ |
| private List<JAnnotationUse> annotations = null; |
| |
| |
| |
| /** |
| * JVar constructor |
| * |
| * @param type |
| * Datatype of this variable |
| * |
| * @param name |
| * Name of this variable |
| * |
| * @param init |
| * Value to initialize this variable to |
| */ |
| JVar(JMods mods, JType type, String name, JExpression init) { |
| this.mods = mods; |
| this.type = type; |
| this.name = name; |
| this.init = init; |
| } |
| |
| |
| /** |
| * Initialize this variable |
| * |
| * @param init |
| * JExpression to be used to initialize this field |
| */ |
| public JVar init(JExpression init) { |
| this.init = init; |
| return this; |
| } |
| |
| /** |
| * Get the name of this variable |
| * |
| * @return Name of the variable |
| */ |
| public String name() { |
| return name; |
| } |
| |
| /** |
| * Changes the name of this variable. |
| */ |
| public void name(String name) { |
| if(!JJavaName.isJavaIdentifier(name)) |
| throw new IllegalArgumentException(); |
| this.name = name; |
| } |
| |
| /** |
| * Return the type of this variable. |
| * @return |
| * always non-null. |
| */ |
| public JType type() { |
| return type; |
| } |
| |
| /** |
| * @return |
| * the current modifiers of this method. |
| * Always return non-null valid object. |
| */ |
| public JMods mods() { |
| return mods; |
| } |
| |
| /** |
| * Sets the type of this variable. |
| * |
| * @param newType |
| * must not be null. |
| * |
| * @return |
| * the old type value. always non-null. |
| */ |
| public JType type(JType newType) { |
| JType r = type; |
| if(newType==null) |
| throw new IllegalArgumentException(); |
| type = newType; |
| return r; |
| } |
| |
| |
| /** |
| * Adds an annotation to this variable. |
| * @param clazz |
| * The annotation class to annotate the field with |
| */ |
| public JAnnotationUse annotate(JClass clazz){ |
| if(annotations==null) |
| annotations = new ArrayList<JAnnotationUse>(); |
| JAnnotationUse a = new JAnnotationUse(clazz); |
| annotations.add(a); |
| return a; |
| } |
| |
| /** |
| * Adds an annotation to this variable. |
| * |
| * @param clazz |
| * The annotation class to annotate the field with |
| */ |
| public JAnnotationUse annotate(Class <? extends Annotation> clazz){ |
| return annotate(type.owner().ref(clazz)); |
| } |
| |
| public <W extends JAnnotationWriter> W annotate2(Class<W> clazz) { |
| return TypedAnnotationWriter.create(clazz,this); |
| } |
| |
| public boolean removeAnnotation(JAnnotationUse annotation) { |
| return this.annotations.remove(annotation); |
| } |
| |
| public Collection<JAnnotationUse> annotations() { |
| if (annotations == null) |
| annotations = new ArrayList<JAnnotationUse>(); |
| return Collections.unmodifiableList(annotations); |
| } |
| |
| protected boolean isAnnotated() { |
| return annotations!=null; |
| } |
| |
| public void bind(JFormatter f) { |
| if (annotations != null){ |
| for( int i=0; i<annotations.size(); i++ ) |
| f.g(annotations.get(i)).nl(); |
| } |
| f.g(mods).g(type).id(name); |
| if (init != null) |
| f.p('=').g(init); |
| } |
| |
| public void declare(JFormatter f) { |
| f.b(this).p(';').nl(); |
| } |
| |
| public void generate(JFormatter f) { |
| f.id(name); |
| } |
| |
| |
| public JExpression assign(JExpression rhs) { |
| return JExpr.assign(this,rhs); |
| } |
| public JExpression assignPlus(JExpression rhs) { |
| return JExpr.assignPlus(this,rhs); |
| } |
| |
| } |