Mercurial > hg > release > icedtea7-forest-2.1 > jaxws
view sources/jaxws_src/src/com/sun/xml/internal/messaging/saaj/soap/StringDataContentHandler.java @ 282:78c175236707
Update to jdk7-jaxws-2009_09_28.zip
author | andrew |
---|---|
date | Thu, 22 Sep 2011 02:57:13 +0100 |
parents | c608b38af726 |
children | 2a5e9984bdb8 |
line wrap: on
line source
/* * Copyright 2005-2006 Sun Microsystems, Inc. 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. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ package com.sun.xml.internal.messaging.saaj.soap; import java.awt.datatransfer.DataFlavor; import java.io.*; import javax.activation.*; import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.MimeUtility; import com.sun.xml.internal.messaging.saaj.packaging.mime.util.ASCIIUtility; import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.ContentType; /** * JAF data content handler for text/plain --> String * */ public class StringDataContentHandler implements DataContentHandler { private static ActivationDataFlavor myDF = new ActivationDataFlavor( java.lang.String.class, "text/plain", "Text String"); protected ActivationDataFlavor getDF() { return myDF; } /** * Return the DataFlavors for this <code>DataContentHandler</code>. * * @return The DataFlavors */ public DataFlavor[] getTransferDataFlavors() { return new DataFlavor[] { getDF() }; } /** * Return the Transfer Data of type DataFlavor from InputStream. * * @param df The DataFlavor * @param ds The DataSource corresponding to the data * @return String object */ public Object getTransferData(DataFlavor df, DataSource ds) throws IOException { // use myDF.equals to be sure to get ActivationDataFlavor.equals, // which properly ignores Content-Type parameters in comparison if (getDF().equals(df)) return getContent(ds); else return null; } public Object getContent(DataSource ds) throws IOException { String enc = null; InputStreamReader is = null; try { enc = getCharset(ds.getContentType()); is = new InputStreamReader(ds.getInputStream(), enc); } catch (IllegalArgumentException iex) { /* * An unknown charset of the form ISO-XXX-XXX will cause * the JDK to throw an IllegalArgumentException. The * JDK will attempt to create a classname using this string, * but valid classnames must not contain the character '-', * and this results in an IllegalArgumentException, rather than * the expected UnsupportedEncodingException. Yikes. */ throw new UnsupportedEncodingException(enc); } try { int pos = 0; int count; char buf[] = new char[1024]; while ((count = is.read(buf, pos, buf.length - pos)) != -1) { pos += count; if (pos >= buf.length) { int size = buf.length; if (size < 256*1024) size += size; else size += 256*1024; char tbuf[] = new char[size]; System.arraycopy(buf, 0, tbuf, 0, pos); buf = tbuf; } } return new String(buf, 0, pos); } finally { try { is.close(); } catch (IOException ex) { } } } /** * Write the object to the output stream, using the specified MIME type. */ public void writeTo(Object obj, String type, OutputStream os) throws IOException { if (!(obj instanceof String)) throw new IOException("\"" + getDF().getMimeType() + "\" DataContentHandler requires String object, " + "was given object of type " + obj.getClass().toString()); String enc = null; OutputStreamWriter osw = null; try { enc = getCharset(type); osw = new OutputStreamWriter(os, enc); } catch (IllegalArgumentException iex) { /* * An unknown charset of the form ISO-XXX-XXX will cause * the JDK to throw an IllegalArgumentException. The * JDK will attempt to create a classname using this string, * but valid classnames must not contain the character '-', * and this results in an IllegalArgumentException, rather than * the expected UnsupportedEncodingException. Yikes. */ throw new UnsupportedEncodingException(enc); } String s = (String)obj; osw.write(s, 0, s.length()); osw.flush(); } private String getCharset(String type) { try { ContentType ct = new ContentType(type); String charset = ct.getParameter("charset"); if (charset == null) // If the charset parameter is absent, use US-ASCII. charset = "us-ascii"; return MimeUtility.javaCharset(charset); } catch (Exception ex) { return null; } } }