| // |
| // ======================================================================== |
| // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.util; |
| |
| import java.io.FilterWriter; |
| import java.io.IOException; |
| import java.io.Writer; |
| |
| |
| /* ================================================================ */ |
| /** Handle a multipart MIME response. |
| * |
| * |
| * |
| */ |
| public class MultiPartWriter extends FilterWriter |
| { |
| /* ------------------------------------------------------------ */ |
| private final static String __CRLF="\015\012"; |
| private final static String __DASHDASH="--"; |
| |
| public static String MULTIPART_MIXED=MultiPartOutputStream.MULTIPART_MIXED; |
| public static String MULTIPART_X_MIXED_REPLACE=MultiPartOutputStream.MULTIPART_X_MIXED_REPLACE; |
| |
| /* ------------------------------------------------------------ */ |
| private String boundary; |
| |
| /* ------------------------------------------------------------ */ |
| private boolean inPart=false; |
| |
| /* ------------------------------------------------------------ */ |
| public MultiPartWriter(Writer out) |
| throws IOException |
| { |
| super(out); |
| boundary = "jetty"+System.identityHashCode(this)+ |
| Long.toString(System.currentTimeMillis(),36); |
| |
| inPart=false; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| /** End the current part. |
| * @exception IOException IOException |
| */ |
| @Override |
| public void close() |
| throws IOException |
| { |
| if (inPart) |
| out.write(__CRLF); |
| out.write(__DASHDASH); |
| out.write(boundary); |
| out.write(__DASHDASH); |
| out.write(__CRLF); |
| inPart=false; |
| super.close(); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| public String getBoundary() |
| { |
| return boundary; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| /** Start creation of the next Content. |
| */ |
| public void startPart(String contentType) |
| throws IOException |
| { |
| if (inPart) |
| out.write(__CRLF); |
| out.write(__DASHDASH); |
| out.write(boundary); |
| out.write(__CRLF); |
| out.write("Content-Type: "); |
| out.write(contentType); |
| out.write(__CRLF); |
| out.write(__CRLF); |
| inPart=true; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| /** end creation of the next Content. |
| */ |
| public void endPart() |
| throws IOException |
| { |
| if (inPart) |
| out.write(__CRLF); |
| inPart=false; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| /** Start creation of the next Content. |
| */ |
| public void startPart(String contentType, String[] headers) |
| throws IOException |
| { |
| if (inPart) |
| out.write(__CRLF); |
| out.write(__DASHDASH); |
| out.write(boundary); |
| out.write(__CRLF); |
| out.write("Content-Type: "); |
| out.write(contentType); |
| out.write(__CRLF); |
| for (int i=0;headers!=null && i<headers.length;i++) |
| { |
| out.write(headers[i]); |
| out.write(__CRLF); |
| } |
| out.write(__CRLF); |
| inPart=true; |
| } |
| |
| } |
| |
| |
| |
| |