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/*
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* Copyright (c) 2005, 2010, 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.xml.internal.txw2;
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import com.sun.xml.internal.txw2.output.XmlSerializer;
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import com.sun.xml.internal.txw2.output.TXWSerializer;
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import com.sun.xml.internal.txw2.annotation.XmlElement;
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import com.sun.xml.internal.txw2.annotation.XmlNamespace;
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import javax.xml.namespace.QName;
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/**
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* Entry point to TXW.
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*
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* @author Kohsuke Kawaguchi
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*/
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public abstract class TXW {
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private TXW() {} // no instanciation please
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/*package*/ static QName getTagName( Class<?> c ) {
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String localName="";
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String nsUri="##default";
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XmlElement xe = c.getAnnotation(XmlElement.class);
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if(xe!=null) {
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localName = xe.value();
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nsUri = xe.ns();
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}
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if(localName.length()==0) {
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localName = c.getName();
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int idx = localName.lastIndexOf('.');
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if(idx>=0)
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localName = localName.substring(idx+1);
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localName = Character.toLowerCase(localName.charAt(0))+localName.substring(1);
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}
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if(nsUri.equals("##default")) {
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Package pkg = c.getPackage();
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if(pkg!=null) {
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XmlNamespace xn = pkg.getAnnotation(XmlNamespace.class);
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if(xn!=null)
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nsUri = xn.value();
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}
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}
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if(nsUri.equals("##default"))
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nsUri = "";
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return new QName(nsUri,localName);
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}
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/**
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* Creates a new {@link TypedXmlWriter} to write a new instance of a document.
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*
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* @param rootElement
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* The {@link TypedXmlWriter} interface that declares the content model of the root element.
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* This interface must have {@link XmlElement} annotation on it to designate the tag name
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* of the root element.
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* @param out
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* The target of the writing.
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*/
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public static <T extends TypedXmlWriter> T create( Class<T> rootElement, XmlSerializer out ) {
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if (out instanceof TXWSerializer) {
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TXWSerializer txws = (TXWSerializer) out;
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return txws.txw._element(rootElement);
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}
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Document doc = new Document(out);
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QName n = getTagName(rootElement);
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return new ContainerElement(doc,null,n.getNamespaceURI(),n.getLocalPart())._cast(rootElement);
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}
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/**
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* Creates a new {@link TypedXmlWriter} to write a new instance of a document.
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*
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* <p>
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* Similar to the other method, but this version allows the caller to set the
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* tag name at the run-time.
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*
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* @param tagName
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* The tag name of the root document.
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*
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* @see #create(Class,XmlSerializer)
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*/
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public static <T extends TypedXmlWriter> T create( QName tagName, Class<T> rootElement, XmlSerializer out ) {
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if (out instanceof TXWSerializer) {
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TXWSerializer txws = (TXWSerializer) out;
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return txws.txw._element(tagName,rootElement);
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}
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return new ContainerElement(new Document(out),null,tagName.getNamespaceURI(),tagName.getLocalPart())._cast(rootElement);
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}
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}
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