56 lines
2.2 KiB
Java
56 lines
2.2 KiB
Java
/*
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* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.tools.internal.xjc.model;
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import com.sun.codemodel.internal.JExpression;
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import com.sun.tools.internal.xjc.outline.Outline;
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import com.sun.xml.internal.xsom.XmlString;
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/**
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* Object that computes the default value expression lazily.
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*
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* The computation is done lazily because often the default value
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* needs to refer to things (such as enum classes) that are only generated
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* after some of the outline is built.
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*
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* @author Kohsuke Kawaguchi
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*/
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public abstract class CDefaultValue {
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public abstract JExpression compute(Outline outline);
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/**
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* Creates a new {@link CDefaultValue} that computes the default value
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* by applying a lexical representation to a {@link TypeUse}.
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*/
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public static CDefaultValue create(final TypeUse typeUse, final XmlString defaultValue) {
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return new CDefaultValue() {
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public JExpression compute(Outline outline) {
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return typeUse.createConstant(outline,defaultValue);
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}
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};
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}
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}
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