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src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/soap/XmlDataContentHandler.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/soap/XmlDataContentHandler.java

Thu, 31 Aug 2017 15:18:52 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:18:52 +0800

changeset 637

9c07ef4934dd

parent 368

0989ad8c0860

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.xml.internal.messaging.saaj.soap;
aoqi@0	27
aoqi@0	28	import java.awt.datatransfer.DataFlavor;
aoqi@0	29	import java.io.IOException;
aoqi@0	30	import java.io.OutputStream;
aoqi@0	31
aoqi@0	32	import javax.activation.*;
aoqi@0	33	import javax.xml.transform.Source;
aoqi@0	34	import javax.xml.transform.Transformer;
aoqi@0	35	import javax.xml.transform.stream.StreamResult;
aoqi@0	36	import javax.xml.transform.stream.StreamSource;
aoqi@0	37
aoqi@0	38	import com.sun.xml.internal.messaging.saaj.util.transform.EfficientStreamingTransformer;
aoqi@0	39
aoqi@0	40	/**
aoqi@0	41	* JAF data handler for XML content
aoqi@0	42	*
aoqi@0	43	* @author Anil Vijendran
aoqi@0	44	*/
aoqi@0	45	public class XmlDataContentHandler implements DataContentHandler {
aoqi@0	46	public static final String STR_SRC = "javax.xml.transform.stream.StreamSource";
aoqi@0	47	private static Class streamSourceClass = null;
aoqi@0	48
aoqi@0	49	public XmlDataContentHandler() throws ClassNotFoundException {
aoqi@0	50	if (streamSourceClass == null) {
aoqi@0	51	streamSourceClass = Class.forName(STR_SRC);
aoqi@0	52	}
aoqi@0	53	}
aoqi@0	54
aoqi@0	55	/**
aoqi@0	56	* return the DataFlavors for this <code>DataContentHandler</code>
aoqi@0	57	* @return The DataFlavors.
aoqi@0	58	*/
aoqi@0	59	public DataFlavor[] getTransferDataFlavors() { // throws Exception;
aoqi@0	60	DataFlavor flavors[] = new DataFlavor[2];
aoqi@0	61
aoqi@0	62	flavors[0] =
aoqi@0	63	new ActivationDataFlavor(streamSourceClass, "text/xml", "XML");
aoqi@0	64	flavors[1] =
aoqi@0	65	new ActivationDataFlavor(streamSourceClass, "application/xml", "XML");
aoqi@0	66
aoqi@0	67	return flavors;
aoqi@0	68	}
aoqi@0	69
aoqi@0	70	/**
aoqi@0	71	* return the Transfer Data of type DataFlavor from InputStream
aoqi@0	72	* @param df The DataFlavor.
aoqi@0	73	* @param ins The InputStream corresponding to the data.
aoqi@0	74	* @return The constructed Object.
aoqi@0	75	*/
aoqi@0	76	public Object getTransferData(DataFlavor flavor, DataSource dataSource)
aoqi@0	77	throws IOException {
aoqi@0	78	if (flavor.getMimeType().startsWith("text/xml") ||
aoqi@0	79	flavor.getMimeType().startsWith("application/xml")) {
aoqi@0	80	if (flavor.getRepresentationClass().getName().equals(STR_SRC)) {
aoqi@0	81	return new StreamSource(dataSource.getInputStream());
aoqi@0	82	}
aoqi@0	83	}
aoqi@0	84	return null;
aoqi@0	85	}
aoqi@0	86
aoqi@0	87	/**
aoqi@0	88	*
aoqi@0	89	*/
aoqi@0	90	public Object getContent(DataSource dataSource) throws IOException {
aoqi@0	91	return new StreamSource(dataSource.getInputStream());
aoqi@0	92	}
aoqi@0	93
aoqi@0	94	/**
aoqi@0	95	* construct an object from a byte stream
aoqi@0	96	* (similar semantically to previous method, we are deciding
aoqi@0	97	* which one to support)
aoqi@0	98	*/
aoqi@0	99	public void writeTo(Object obj, String mimeType, OutputStream os)
aoqi@0	100	throws IOException {
aoqi@0	101	if (!mimeType.startsWith("text/xml") && !mimeType.startsWith("application/xml"))
aoqi@0	102	throw new IOException(
aoqi@0	103	"Invalid content type \"" + mimeType + "\" for XmlDCH");
aoqi@0	104
aoqi@0	105
aoqi@0	106	try {
aoqi@0	107	Transformer transformer = EfficientStreamingTransformer.newTransformer();
aoqi@0	108	StreamResult result = new StreamResult(os);
aoqi@0	109	if (obj instanceof DataSource) {
aoqi@0	110	// Streaming transform applies only to javax.xml.transform.StreamSource
aoqi@0	111	transformer.transform((Source) getContent((DataSource)obj), result);
aoqi@0	112	} else {
aoqi@0	113	Source src=null;
aoqi@0	114	if (obj instanceof String) {
aoqi@0	115	src= new StreamSource(new java.io.StringReader((String) obj));
aoqi@0	116	} else {
aoqi@0	117	src=(Source) obj;
aoqi@0	118	}
aoqi@0	119	transformer.transform(src, result);
aoqi@0	120	}
aoqi@0	121	} catch (Exception ex) {
aoqi@0	122	throw new IOException(
aoqi@0	123	"Unable to run the JAXP transformer on a stream "
aoqi@0	124	+ ex.getMessage());
aoqi@0	125	}
aoqi@0	126	}
aoqi@0	127	}