141 lines
4.2 KiB
Java
141 lines
4.2 KiB
Java
/*
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* Copyright (c) 1996, 2008, 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 sun.net.www.protocol.mailto;
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import java.net.URL;
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import java.net.InetAddress;
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import java.net.SocketPermission;
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import java.io.*;
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import java.security.Permission;
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import sun.net.www.*;
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import sun.net.smtp.SmtpClient;
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import sun.net.www.ParseUtil;
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/**
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* Handle mailto URLs. To send mail using a mailto URLConnection,
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* call <code>getOutputStream</code>, write the message to the output
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* stream, and close it.
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*
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*/
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public class MailToURLConnection extends URLConnection {
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InputStream is = null;
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OutputStream os = null;
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SmtpClient client;
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Permission permission;
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private int connectTimeout = -1;
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private int readTimeout = -1;
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MailToURLConnection(URL u) {
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super(u);
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MessageHeader props = new MessageHeader();
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props.add("content-type", "text/html");
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setProperties(props);
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}
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/**
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* Get the user's full email address - stolen from
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* HotJavaApplet.getMailAddress().
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*/
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String getFromAddress() {
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String str = System.getProperty("user.fromaddr");
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if (str == null) {
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str = System.getProperty("user.name");
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if (str != null) {
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String host = System.getProperty("mail.host");
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if (host == null) {
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try {
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host = InetAddress.getLocalHost().getHostName();
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} catch (java.net.UnknownHostException e) {
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}
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}
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str += "@" + host;
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} else {
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str = "";
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}
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}
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return str;
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}
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public void connect() throws IOException {
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client = new SmtpClient(connectTimeout);
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client.setReadTimeout(readTimeout);
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}
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@Override
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public synchronized OutputStream getOutputStream() throws IOException {
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if (os != null) {
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return os;
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} else if (is != null) {
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throw new IOException("Cannot write output after reading input.");
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}
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connect();
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String to = ParseUtil.decode(url.getPath());
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client.from(getFromAddress());
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client.to(to);
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os = client.startMessage();
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return os;
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}
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@Override
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public Permission getPermission() throws IOException {
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if (permission == null) {
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connect();
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String host = client.getMailHost() + ":" + 25;
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permission = new SocketPermission(host, "connect");
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}
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return permission;
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}
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@Override
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public void setConnectTimeout(int timeout) {
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if (timeout < 0)
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throw new IllegalArgumentException("timeouts can't be negative");
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connectTimeout = timeout;
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}
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@Override
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public int getConnectTimeout() {
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return (connectTimeout < 0 ? 0 : connectTimeout);
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}
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@Override
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public void setReadTimeout(int timeout) {
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if (timeout < 0)
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throw new IllegalArgumentException("timeouts can't be negative");
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readTimeout = timeout;
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}
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@Override
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public int getReadTimeout() {
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return readTimeout < 0 ? 0 : readTimeout;
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}
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}
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