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465754 Unchecked PrintWriter errors 

Removed the old unused UncheckedPrintWriter
Added similar bahaviour to the ResponseWriter class
This commit is contained in:
Greg Wilkins 2015-04-29 14:34:24 +10:00
parent 6c97a0dad0
commit 0dc394869b
4 changed files with 520 additions and 712 deletions
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683
jetty-io/src/main/java/org/eclipse/jetty/io/UncheckedPrintWriter.java
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@ -1,683 +0,0 @@
//
// ========================================================================
// Copyright (c) 1995-2015 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.io;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InterruptedIOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.Writer;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
/* ------------------------------------------------------------ */
/**
* A wrapper for the {@link java.io.PrintWriter} that re-throws the instances of
* {@link java.io.IOException} thrown by the underlying implementation of
* {@link java.io.Writer} as {@link RuntimeIOException} instances.
*/
public class UncheckedPrintWriter extends PrintWriter
{
private static final Logger LOG = Log.getLogger(UncheckedPrintWriter.class);
private boolean _autoFlush = false;
private IOException _ioException;
private boolean _isClosed = false;
/* ------------------------------------------------------------ */
/**
* Line separator string. This is the value of the line.separator property
* at the moment that the stream was created.
*/
private String _lineSeparator;
public UncheckedPrintWriter(Writer out)
{
this(out,false);
}
/* ------------------------------------------------------------ */
/**
* Create a new PrintWriter.
*
* @param out
* A character-output stream
* @param autoFlush
* A boolean; if true, the println() methods will flush the
* output buffer
*/
public UncheckedPrintWriter(Writer out, boolean autoFlush)
{
super(out,autoFlush);
this._autoFlush = autoFlush;
this._lineSeparator = System.getProperty("line.separator");
}
/* ------------------------------------------------------------ */
/**
* Create a new PrintWriter, without automatic line flushing, from an
* existing OutputStream. This convenience constructor creates the necessary
* intermediate OutputStreamWriter, which will convert characters into bytes
* using the default character encoding.
*
* @param out
* An output stream
*
* @see java.io.OutputStreamWriter#OutputStreamWriter(java.io.OutputStream)
*/
public UncheckedPrintWriter(OutputStream out)
{
this(out,false);
}
/* ------------------------------------------------------------ */
/**
* Create a new PrintWriter from an existing OutputStream. This convenience
* constructor creates the necessary intermediate OutputStreamWriter, which
* will convert characters into bytes using the default character encoding.
*
* @param out
* An output stream
* @param autoFlush
* A boolean; if true, the println() methods will flush the
* output buffer
*
* @see java.io.OutputStreamWriter#OutputStreamWriter(java.io.OutputStream)
*/
public UncheckedPrintWriter(OutputStream out, boolean autoFlush)
{
this(new BufferedWriter(new OutputStreamWriter(out)),autoFlush);
}
/* ------------------------------------------------------------ */
public boolean checkError()
{
return _ioException!=null || super.checkError();
}
/* ------------------------------------------------------------ */
private void setError(Throwable th)
{
super.setError();
if (th instanceof IOException)
_ioException=(IOException)th;
else
{
_ioException=new IOException(String.valueOf(th));
_ioException.initCause(th);
}
if (LOG.isDebugEnabled())
LOG.debug(th);
}
@Override
protected void setError()
{
setError(new IOException());
}
/* ------------------------------------------------------------ */
/** Check to make sure that the stream has not been closed */
private void isOpen() throws IOException
{
if (_ioException!=null)
throw new RuntimeIOException(_ioException);
if (_isClosed)
throw new IOException("Stream closed");
}
/* ------------------------------------------------------------ */
/**
* Flush the stream.
*/
@Override
public void flush()
{
try
{
synchronized (lock)
{
isOpen();
out.flush();
}
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Close the stream.
*/
@Override
public void close()
{
try
{
synchronized (lock)
{
out.close();
_isClosed = true;
}
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Write a single character.
*
* @param c
* int specifying a character to be written.
*/
@Override
public void write(int c)
{
try
{
synchronized (lock)
{
isOpen();
out.write(c);
}
}
catch (InterruptedIOException x)
{
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Write a portion of an array of characters.
*
* @param buf
* Array of characters
* @param off
* Offset from which to start writing characters
* @param len
* Number of characters to write
*/
@Override
public void write(char buf[], int off, int len)
{
try
{
synchronized (lock)
{
isOpen();
out.write(buf,off,len);
}
}
catch (InterruptedIOException x)
{
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Write an array of characters. This method cannot be inherited from the
* Writer class because it must suppress I/O exceptions.
*
* @param buf
* Array of characters to be written
*/
@Override
public void write(char buf[])
{
this.write(buf,0,buf.length);
}
/* ------------------------------------------------------------ */
/**
* Write a portion of a string.
*
* @param s
* A String
* @param off
* Offset from which to start writing characters
* @param len
* Number of characters to write
*/
@Override
public void write(String s, int off, int len)
{
try
{
synchronized (lock)
{
isOpen();
out.write(s,off,len);
}
}
catch (InterruptedIOException x)
{
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Write a string. This method cannot be inherited from the Writer class
* because it must suppress I/O exceptions.
*
* @param s
* String to be written
*/
@Override
public void write(String s)
{
this.write(s,0,s.length());
}
private void newLine()
{
try
{
synchronized (lock)
{
isOpen();
out.write(_lineSeparator);
if (_autoFlush)
out.flush();
}
}
catch (InterruptedIOException x)
{
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
/* ------------------------------------------------------------ */
/**
* Print a boolean value. The string produced by <code>{@link
* java.lang.String#valueOf(boolean)}</code> is translated into bytes
* according to the platform's default character encoding, and these bytes
* are written in exactly the manner of the <code>{@link
* #write(int)}</code> method.
*
* @param b
* The <code>boolean</code> to be printed
*/
@Override
public void print(boolean b)
{
this.write(b?"true":"false");
}
/* ------------------------------------------------------------ */
/**
* Print a character. The character is translated into one or more bytes
* according to the platform's default character encoding, and these bytes
* are written in exactly the manner of the <code>{@link
* #write(int)}</code> method.
*
* @param c
* The <code>char</code> to be printed
*/
@Override
public void print(char c)
{
this.write(c);
}
/* ------------------------------------------------------------ */
/**
* Print an integer. The string produced by <code>{@link
* java.lang.String#valueOf(int)}</code> is translated into bytes according
* to the platform's default character encoding, and these bytes are written
* in exactly the manner of the <code>{@link #write(int)}</code> method.
*
* @param i
* The <code>int</code> to be printed
* @see java.lang.Integer#toString(int)
*/
@Override
public void print(int i)
{
this.write(String.valueOf(i));
}
/* ------------------------------------------------------------ */
/**
* Print a long integer. The string produced by <code>{@link
* java.lang.String#valueOf(long)}</code> is translated into bytes according
* to the platform's default character encoding, and these bytes are written
* in exactly the manner of the <code>{@link #write(int)}</code> method.
*
* @param l
* The <code>long</code> to be printed
* @see java.lang.Long#toString(long)
*/
@Override
public void print(long l)
{
this.write(String.valueOf(l));
}
/* ------------------------------------------------------------ */
/**
* Print a floating-point number. The string produced by <code>{@link
* java.lang.String#valueOf(float)}</code> is translated into bytes
* according to the platform's default character encoding, and these bytes
* are written in exactly the manner of the <code>{@link #write(int)}</code>
* method.
*
* @param f
* The <code>float</code> to be printed
* @see java.lang.Float#toString(float)
*/
@Override
public void print(float f)
{
this.write(String.valueOf(f));
}
/* ------------------------------------------------------------ */
/**
* Print a double-precision floating-point number. The string produced by
* <code>{@link java.lang.String#valueOf(double)}</code> is translated into
* bytes according to the platform's default character encoding, and these
* bytes are written in exactly the manner of the <code>{@link
* #write(int)}</code> method.
*
* @param d
* The <code>double</code> to be printed
* @see java.lang.Double#toString(double)
*/
@Override
public void print(double d)
{
this.write(String.valueOf(d));
}
/* ------------------------------------------------------------ */
/**
* Print an array of characters. The characters are converted into bytes
* according to the platform's default character encoding, and these bytes
* are written in exactly the manner of the <code>{@link #write(int)}</code>
* method.
*
* @param s
* The array of chars to be printed
*
* @throws NullPointerException
* If <code>s</code> is <code>null</code>
*/
@Override
public void print(char s[])
{
this.write(s);
}
/* ------------------------------------------------------------ */
/**
* Print a string. If the argument is <code>null</code> then the string
* <code>"null"</code> is printed. Otherwise, the string's characters are
* converted into bytes according to the platform's default character
* encoding, and these bytes are written in exactly the manner of the
* <code>{@link #write(int)}</code> method.
*
* @param s
* The <code>String</code> to be printed
*/
@Override
public void print(String s)
{
if (s == null)
{
s = "null";
}
this.write(s);
}
/* ------------------------------------------------------------ */
/**
* Print an object. The string produced by the <code>{@link
* java.lang.String#valueOf(Object)}</code> method is translated into bytes
* according to the platform's default character encoding, and these bytes
* are written in exactly the manner of the <code>{@link #write(int)}</code>
* method.
*
* @param obj
* The <code>Object</code> to be printed
* @see java.lang.Object#toString()
*/
@Override
public void print(Object obj)
{
this.write(String.valueOf(obj));
}
/* ------------------------------------------------------------ */
/**
* Terminate the current line by writing the line separator string. The line
* separator string is defined by the system property
* <code>line.separator</code>, and is not necessarily a single newline
* character (<code>'\n'</code>).
*/
@Override
public void println()
{
this.newLine();
}
/* ------------------------------------------------------------ */
/**
* Print a boolean value and then terminate the line. This method behaves as
* though it invokes <code>{@link #print(boolean)}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the <code>boolean</code> value to be printed
*/
@Override
public void println(boolean x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print a character and then terminate the line. This method behaves as
* though it invokes <code>{@link #print(char)}</code> and then <code>{@link
* #println()}</code>.
*
* @param x
* the <code>char</code> value to be printed
*/
@Override
public void println(char x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print an integer and then terminate the line. This method behaves as
* though it invokes <code>{@link #print(int)}</code> and then <code>{@link
* #println()}</code>.
*
* @param x
* the <code>int</code> value to be printed
*/
@Override
public void println(int x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print a long integer and then terminate the line. This method behaves as
* though it invokes <code>{@link #print(long)}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the <code>long</code> value to be printed
*/
@Override
public void println(long x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print a floating-point number and then terminate the line. This method
* behaves as though it invokes <code>{@link #print(float)}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the <code>float</code> value to be printed
*/
@Override
public void println(float x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print a double-precision floating-point number and then terminate the
* line. This method behaves as though it invokes <code>{@link
* #print(double)}</code> and then <code>{@link #println()}</code>.
*
* @param x
* the <code>double</code> value to be printed
*/
/* ------------------------------------------------------------ */
@Override
public void println(double x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print an array of characters and then terminate the line. This method
* behaves as though it invokes <code>{@link #print(char[])}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the array of <code>char</code> values to be printed
*/
@Override
public void println(char x[])
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print a String and then terminate the line. This method behaves as though
* it invokes <code>{@link #print(String)}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the <code>String</code> value to be printed
*/
@Override
public void println(String x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
/* ------------------------------------------------------------ */
/**
* Print an Object and then terminate the line. This method behaves as
* though it invokes <code>{@link #print(Object)}</code> and then
* <code>{@link #println()}</code>.
*
* @param x
* the <code>Object</code> value to be printed
*/
@Override
public void println(Object x)
{
synchronized (lock)
{
this.print(x);
this.println();
}
}
}

34
jetty-server/src/main/java/org/eclipse/jetty/server/Response.java
View File

@ -917,16 +917,18 @@ public class Response implements HttpServletResponse
}
}
if (_writer != null && _writer.isFor(encoding))
Locale locale = getLocale();
if (_writer != null && _writer.isFor(locale,encoding))
_writer.reopen();
else
{
if (StringUtil.__ISO_8859_1.equalsIgnoreCase(encoding))
_writer = new ResponseWriter(new Iso88591HttpWriter(_out),encoding);
_writer = new ResponseWriter(new Iso88591HttpWriter(_out),locale,encoding);
else if (StringUtil.__UTF8.equalsIgnoreCase(encoding))
_writer = new ResponseWriter(new Utf8HttpWriter(_out),encoding);
_writer = new ResponseWriter(new Utf8HttpWriter(_out),locale,encoding);
else
_writer = new ResponseWriter(new EncodingHttpWriter(_out, encoding),encoding);
_writer = new ResponseWriter(new EncodingHttpWriter(_out, encoding),locale,encoding);
}
// Set the output type at the end, because setCharacterEncoding() checks for it
@ -1321,30 +1323,6 @@ public class Response implements HttpServletResponse
}
private static class ResponseWriter extends PrintWriter
{
private final String _encoding;
private final HttpWriter _httpWriter;
public ResponseWriter(HttpWriter httpWriter,String encoding)
{
super(httpWriter);
_httpWriter=httpWriter;
_encoding=encoding;
}
public boolean isFor(String encoding)
{
return _encoding.equalsIgnoreCase(encoding);
}
protected void reopen()
{
super.clearError();
out=_httpWriter;
}
}
public void putHeaders(HttpContent content,long contentLength, boolean etag)
{

480
jetty-server/src/main/java/org/eclipse/jetty/server/ResponseWriter.java Normal file
View File

@ -0,0 +1,480 @@
//
// ========================================================================
// Copyright (c) 1995-2015 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.server;
import java.io.IOException;
import java.io.InterruptedIOException;
import java.io.PrintWriter;
import java.util.Formatter;
import java.util.Locale;
import javax.servlet.ServletResponse;
import org.eclipse.jetty.io.RuntimeIOException;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
/* ------------------------------------------------------------ */
/**
* <p>An instance of ResponseWriter is the {@link PrintWriter} subclass returned by {@link Response#getWriter()}.
* It differs from the standard {@link PrintWriter} in that:<ul>
* <li>It does not support autoflush</li>
* <li>The default Locale for {@link #format(String, Object...)} is the locale obtained by {@link ServletResponse#getLocale()}</li>
* <li>If a write or print method is called while {@link #checkError()} returns true, then a {@link RuntimeIOException} is thrown to stop needless iterations.</li>
* <li>The writer may be reopen to allow for recycling</li>
* </ul>
*
*/
class ResponseWriter extends PrintWriter
{
private static final Logger LOG = Log.getLogger(ResponseWriter.class);
private final static String __lineSeparator = System.getProperty("line.separator");
private final static String __trueln = "true"+__lineSeparator;
private final static String __falseln = "false"+__lineSeparator;
private final HttpWriter _httpWriter;
private final Locale _locale;
private final String _encoding;
private IOException _ioException;
private boolean _isClosed = false;
private Formatter _formatter;
public ResponseWriter(HttpWriter httpWriter,Locale locale,String encoding)
{
super(httpWriter,false);
_httpWriter=httpWriter;
_locale=locale;
_encoding=encoding;
}
public boolean isFor(Locale locale, String encoding)
{
if (_locale==null && locale!=null)
return false;
if (_encoding==null && encoding!=null)
return false;
return _encoding.equalsIgnoreCase(encoding) && _locale.equals(locale);
}
protected void reopen()
{
synchronized (lock)
{
_isClosed=false;
clearError();
out=_httpWriter;
}
}
@Override
protected void clearError()
{
synchronized (lock)
{
_ioException=null;
super.clearError();
}
}
@Override
public boolean checkError()
{
synchronized (lock)
{
return _ioException!=null || super.checkError();
}
}
private void setError(Throwable th)
{
super.setError();
if (th instanceof IOException)
_ioException=(IOException)th;
else
{
_ioException=new IOException(String.valueOf(th));
_ioException.initCause(th);
}
if (LOG.isDebugEnabled())
LOG.debug(th);
}
@Override
protected void setError()
{
setError(new IOException());
}
/** Check to make sure that the stream has not been closed */
private void isOpen() throws IOException
{
if (_ioException!=null)
throw new RuntimeIOException(_ioException);
if (_isClosed)
throw new IOException("Stream closed");
}
@Override
public void flush()
{
try
{
synchronized (lock)
{
isOpen();
out.flush();
}
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void close()
{
try
{
synchronized (lock)
{
out.close();
_isClosed = true;
}
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void write(int c)
{
try
{
synchronized (lock)
{
isOpen();
out.write(c);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void write(char buf[], int off, int len)
{
try
{
synchronized (lock)
{
isOpen();
out.write(buf,off,len);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void write(char buf[])
{
this.write(buf,0,buf.length);
}
@Override
public void write(String s, int off, int len)
{
try
{
synchronized (lock)
{
isOpen();
out.write(s,off,len);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void write(String s)
{
this.write(s,0,s.length());
}
@Override
public void print(boolean b)
{
this.write(b?"true":"false");
}
@Override
public void print(char c)
{
this.write(c);
}
@Override
public void print(int i)
{
this.write(String.valueOf(i));
}
@Override
public void print(long l)
{
this.write(String.valueOf(l));
}
@Override
public void print(float f)
{
this.write(String.valueOf(f));
}
@Override
public void print(double d)
{
this.write(String.valueOf(d));
}
@Override
public void print(char s[])
{
this.write(s);
}
@Override
public void print(String s)
{
if (s == null)
s = "null";
this.write(s);
}
@Override
public void print(Object obj)
{
this.write(String.valueOf(obj));
}
@Override
public void println()
{
try
{
synchronized (lock)
{
isOpen();
out.write(__lineSeparator);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void println(boolean b)
{
println(b?__trueln:__falseln);
}
@Override
public void println(char c)
{
try
{
synchronized (lock)
{
isOpen();
out.write(c);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void println(int x)
{
this.println(String.valueOf(x));
}
@Override
public void println(long x)
{
this.println(String.valueOf(x));
}
@Override
public void println(float x)
{
this.println(String.valueOf(x));
}
@Override
public void println(double x)
{
this.println(String.valueOf(x));
}
@Override
public void println(char s[])
{
try
{
synchronized (lock)
{
isOpen();
out.write(s,0,s.length);
out.write(__lineSeparator);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void println(String s)
{
if (s == null)
s = "null";
try
{
synchronized (lock)
{
isOpen();
out.write(s,0,s.length());
out.write(__lineSeparator);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
}
@Override
public void println(Object x)
{
this.println(String.valueOf(x));
}
@Override
public PrintWriter printf(String format, Object... args)
{
return format(_locale,format,args);
}
@Override
public PrintWriter printf(Locale l, String format, Object... args)
{
return format(l,format,args);
}
@Override
public PrintWriter format(String format, Object... args)
{
return format(_locale,format,args);
}
@Override
public PrintWriter format(Locale l, String format, Object... args)
{
try
{
synchronized (lock)
{
isOpen();
if ((_formatter == null) || (_formatter.locale() != l))
_formatter = new Formatter(this, l);
_formatter.format(l, format, args);
}
}
catch (InterruptedIOException ex)
{
LOG.debug(ex);
Thread.currentThread().interrupt();
}
catch (IOException ex)
{
setError(ex);
}
return this;
}
}

35
jetty-server/src/test/java/org/eclipse/jetty/server/ResponseTest.java
View File

@ -50,6 +50,7 @@ import org.eclipse.jetty.http.HttpVersion;
import org.eclipse.jetty.http.MetaData;
import org.eclipse.jetty.io.AbstractEndPoint;
import org.eclipse.jetty.io.ByteArrayEndPoint;
import org.eclipse.jetty.io.RuntimeIOException;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.eclipse.jetty.server.handler.ContextHandler;
import org.eclipse.jetty.server.session.HashSessionIdManager;
@ -83,10 +84,15 @@ public class ResponseTest
AbstractEndPoint endp = new ByteArrayEndPoint(_scheduler, 5000);
_channel = new HttpChannel(connector, new HttpConfiguration(), endp, new HttpTransport()
{
private Throwable _channelError;
@Override
public void send(MetaData.Response info, boolean head, ByteBuffer content, boolean lastContent, Callback callback)
{
callback.succeeded();
if (_channelError==null)
callback.succeeded();
else
callback.failed(_channelError);
}
@Override
@ -108,6 +114,7 @@ public class ResponseTest
@Override
public void abort(Throwable failure)
{
_channelError=failure;
}
@Override
@ -418,6 +425,32 @@ public class ResponseTest
assertEquals("must-revalidate,no-cache,no-store", response.getHeader(HttpHeader.CACHE_CONTROL.asString()));
}
@Test
public void testWriteRuntimeIOException() throws Exception
{
Response response = newResponse();
PrintWriter writer = response.getWriter();
writer.println("test");
writer.flush();
Assert.assertFalse(writer.checkError());
Throwable cause = new IOException("problem at mill");
_channel.abort(cause);
writer.println("test");
Assert.assertTrue(writer.checkError());
try
{
writer.println("test");
Assert.fail();
}
catch(RuntimeIOException e)
{
Assert.assertEquals(cause,e.getCause());
}
}
@Test
public void testEncodeRedirect()
throws Exception