/* * Copyright (c) 1997, 2011, 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.tools.internal.xjc.reader.dtd.bindinfo; import java.util.ArrayList; import com.sun.codemodel.internal.JClass; import com.sun.tools.internal.xjc.Options; import com.sun.tools.internal.xjc.generator.bean.field.FieldRenderer; import org.w3c.dom.Element; /** * Particles in the <content> declaration in the binding file. * */ public class BIContent { /** * Wraps a given particle. * *
* This object should be created through
* the {@link #create(Element, BIElement)} method.
*/
private BIContent( Element e, BIElement _parent ) {
this.element = e;
this.parent = _parent;
this.opts = parent.parent.model.options;
}
/** The particle element which this object is wrapping. */
protected final Element element;
/** The parent object.*/
protected final BIElement parent;
private final Options opts;
/**
* Gets the realization of this particle, if any.
*
* @return
* null if the "collection" attribute was not specified.
*/
public final FieldRenderer getRealization() {
String v = DOMUtil.getAttribute(element,"collection");
if(v==null) return null;
v = v.trim();
if(v.equals("array")) return opts.getFieldRendererFactory().getArray();
if(v.equals("list"))
return opts.getFieldRendererFactory().getList(
parent.parent.codeModel.ref(ArrayList.class));
// the correctness of the attribute value must be
// checked by the validator.
throw new InternalError("unexpected collection value: "+v);
}
/**
* Gets the property name of this particle.
*
* @return
* always a non-null, valid string.
*/
public final String getPropertyName() {
String r = DOMUtil.getAttribute(element,"property");
// in case of
* <element-ref> particle doesn't have the type.
*
* @return
* null if none is specified.
*/
public final JClass getType() {
try {
String type = DOMUtil.getAttribute(element,"supertype");
if(type==null) return null;
// TODO: does this attribute defaults to the current package?
int idx = type.lastIndexOf('.');
if(idx<0) return parent.parent.codeModel.ref(type);
else return parent.parent.getTargetPackage().ref(type);
} catch( ClassNotFoundException e ) {
// TODO: better error handling
throw new NoClassDefFoundError(e.getMessage());
}
}
/**
* Creates an appropriate subclass of BIContent
* by sniffing the tag name.
*
* This method should be only called by the BIElement class.
*/
static BIContent create( Element e, BIElement _parent ) {
return new BIContent(e,_parent);
}
}