jaxws/src/java.xml.soap/share/classes/com/sun/xml/internal/messaging/saaj/soap/StringDataContentHandler.java
changeset 25871 b80b84e87032
parent 22679 d785acd84a14
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxws/src/java.xml.soap/share/classes/com/sun/xml/internal/messaging/saaj/soap/StringDataContentHandler.java	Sun Aug 17 15:52:15 2014 +0100
@@ -0,0 +1,167 @@
+/*
+ * Copyright (c) 1997, 2013, 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.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;
+        }
+    }
+
+}