com.sun.tools.xjc.generator.bean.field.ConstFieldRenderer Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.tools.xjc.generator.bean.field;
import com.sun.tools.xjc.generator.bean.ClassOutlineImpl;
import com.sun.tools.xjc.model.CPropertyInfo;
import com.sun.tools.xjc.outline.FieldOutline;
/**
* {@link FieldRenderer} for possibly constant field.
*
*
* Since we don't know if the constant can be actually generated until
* we get to the codemodel building phase, this renderer lazily
* determines if it wants to generate a constant field or a normal property.
*
* @author Kohsuke Kawaguchi
*/
final class ConstFieldRenderer implements FieldRenderer {
private final FieldRenderer fallback;
protected ConstFieldRenderer(FieldRenderer fallback) {
this.fallback = fallback;
}
@Override
public FieldOutline generate(ClassOutlineImpl outline, CPropertyInfo prop) {
if(prop.defaultValue.compute(outline.parent())==null)
return fallback.generate(outline, prop);
else
return new ConstField(outline,prop);
}
}