/*
* Copyright (c) 2005, 2006, 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
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*/
package com.sun.xml.internal.ws.encoding;
import javax.activation.ActivationDataFlavor;
import javax.activation.DataSource;
import javax.activation.DataContentHandler;
import java.awt.datatransfer.DataFlavor;
import java.io.*;
/**
* JAF data content handler for text/plain --> String
*
* @author Anil Vijendran
*/
public class StringDataContentHandler implements DataContentHandler {
/**
* return the DataFlavors for this <code>DataContentHandler</code>
* @return The DataFlavors.
*/
public DataFlavor[] getTransferDataFlavors() { // throws Exception;
DataFlavor flavors[] = new DataFlavor[2];
flavors[0] = new ActivationDataFlavor(String.class, "text/plain", "text string");
flavors[1] = new DataFlavor("text/plain", "Plain Text");
return flavors;
}
/**
* return the Transfer Data of type DataFlavor from InputStream
* @param df The DataFlavor.
* @param ds The InputStream corresponding to the data.
* @return The constructed Object.
*/
public Object getTransferData(DataFlavor df, DataSource ds) {
// this is sort of hacky, but will work for the
// sake of testing...
if (df.getMimeType().startsWith("text/plain")) {
if (df
.getRepresentationClass()
.getName()
.equals("java.lang.String")) {
// spit out String
StringBuffer buf = new StringBuffer();
char data[] = new char[1024];
// InputStream is = null;
InputStreamReader isr = null;
int bytes_read = 0;
int total_bytes = 0;
try {
isr = new InputStreamReader(ds.getInputStream());
while (true) {
bytes_read = isr.read(data);
if (bytes_read > 0)
buf.append(data, 0, bytes_read);
else
break;
total_bytes += bytes_read;
}
} catch (Exception e) {
}
return buf.toString();
} else if (
df.getRepresentationClass().getName().equals(
"java.io.InputStream")) {
// spit out InputStream
try {
return ds.getInputStream();
} catch (Exception e) {
}
}
}
return null;
}
/**
*
*/
public Object getContent(DataSource ds) { // throws Exception;
StringBuffer buf = new StringBuffer();
char data[] = new char[1024];
// InputStream is = null;
InputStreamReader isr = null;
int bytes_read = 0;
int total_bytes = 0;
try {
isr = new InputStreamReader(ds.getInputStream());
while (true) {
bytes_read = isr.read(data);
if (bytes_read > 0)
buf.append(data, 0, bytes_read);
else
break;
total_bytes += bytes_read;
}
} catch (Exception e) {
}
return buf.toString();
}
/**
* construct an object from a byte stream
* (similar semantically to previous method, we are deciding
* which one to support)
*/
public void writeTo(Object obj, String mimeType, OutputStream os)
throws IOException {
if (!mimeType.startsWith("text/plain"))
throw new IOException(
"Invalid type \"" + mimeType + "\" on StringDCH");
Writer out = new OutputStreamWriter(os);
out.write((String) obj);
out.flush();
}
}