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108 lines
3.3 KiB
108 lines
3.3 KiB
/*
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* Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of Oracle nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This source code is provided to illustrate the usage of a given feature
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* or technique and has been deliberately simplified. Additional steps
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* required for a production-quality application, such as security checks,
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* input validation and proper error handling, might not be present in
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* this sample code.
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*/
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import java.io.*;
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import java.nio.*;
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import java.nio.charset.*;
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/**
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* A Content type that provides for transferring Strings.
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*
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* @author Mark Reinhold
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* @author Brad R. Wetmore
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*/
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class StringContent implements Content {
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private static Charset ascii = Charset.forName("US-ASCII");
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private String type; // MIME type
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private String content;
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StringContent(CharSequence c, String t) {
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content = c.toString();
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if (!content.endsWith("\n"))
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content += "\n";
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type = t + "; charset=iso-8859-1";
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}
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StringContent(CharSequence c) {
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this(c, "text/plain");
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}
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StringContent(Exception x) {
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StringWriter sw = new StringWriter();
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x.printStackTrace(new PrintWriter(sw));
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type = "text/plain; charset=iso-8859-1";
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content = sw.toString();
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}
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public String type() {
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return type;
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}
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private ByteBuffer bb = null;
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private void encode() {
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if (bb == null)
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bb = ascii.encode(CharBuffer.wrap(content));
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}
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public long length() {
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encode();
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return bb.remaining();
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}
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public void prepare() {
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encode();
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bb.rewind();
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}
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public boolean send(ChannelIO cio) throws IOException {
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if (bb == null)
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throw new IllegalStateException();
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cio.write(bb);
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return bb.hasRemaining();
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}
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public void release() throws IOException {
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}
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}
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