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359255: Code format

This commit is contained in:
Thomas Becker 2011-09-28 17:24:24 +02:00 committed by Jesse McConnell
parent 74d5e800f6
commit cceef37f17
1 changed files with 252 additions and 187 deletions
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419
jetty-client/src/main/java/org/eclipse/jetty/client/HttpExchange.java
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@ -35,7 +35,9 @@ import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.thread.Timeout;
/**
* <p>An HTTP client API that encapsulates an exchange (a request and its response) with a HTTP server.</p>
* <p>
* An HTTP client API that encapsulates an exchange (a request and its response) with a HTTP server.
* </p>
*
* This object encapsulates:
* <ul>
@ -48,23 +50,25 @@ import org.eclipse.jetty.util.thread.Timeout;
* <li>The ability to intercept callbacks (see {@link #setEventListener(HttpEventListener)}
* </ul>
*
* <p>The HttpExchange class is intended to be used by a developer wishing to have close asynchronous
* interaction with the the exchange.<br />
* Typically a developer will extend the HttpExchange class with a derived
* class that overrides some or all of the onXxx callbacks. <br />
* There are also some predefined HttpExchange subtypes that can be used as a basis,
* see {@link org.eclipse.jetty.client.ContentExchange} and {@link org.eclipse.jetty.client.CachedExchange}.</p>
* <p>
* The HttpExchange class is intended to be used by a developer wishing to have close asynchronous interaction with the the exchange.<br />
* Typically a developer will extend the HttpExchange class with a derived class that overrides some or all of the onXxx callbacks. <br />
* There are also some predefined HttpExchange subtypes that can be used as a basis, see {@link org.eclipse.jetty.client.ContentExchange} and
* {@link org.eclipse.jetty.client.CachedExchange}.
* </p>
*
* <p>Typically the HttpExchange is passed to the {@link HttpClient#send(HttpExchange)} method, which in
* turn selects a {@link HttpDestination} and calls its {@link HttpDestination#send(HttpExchange)}, which
* then creates or selects a {@link HttpConnection} and calls its {@link HttpConnection#send(HttpExchange)}.
* A developer may wish to directly call send on the destination or connection if they wish to bypass
* some handling provided (eg Cookie handling in the HttpDestination).</p>
* <p>
* Typically the HttpExchange is passed to the {@link HttpClient#send(HttpExchange)} method, which in turn selects a {@link HttpDestination} and calls its
* {@link HttpDestination#send(HttpExchange)}, which then creates or selects a {@link HttpConnection} and calls its {@link HttpConnection#send(HttpExchange)}. A
* developer may wish to directly call send on the destination or connection if they wish to bypass some handling provided (eg Cookie handling in the
* HttpDestination).
* </p>
*
* <p>In some circumstances, the HttpClient or HttpDestination may wish to retry a HttpExchange (eg. failed
* pipeline request, authentication retry or redirection). In such cases, the HttpClient and/or HttpDestination
* may insert their own HttpExchangeListener to intercept and filter the call backs intended for the
* HttpExchange.</p>
* <p>
* In some circumstances, the HttpClient or HttpDestination may wish to retry a HttpExchange (eg. failed pipeline request, authentication retry or redirection).
* In such cases, the HttpClient and/or HttpDestination may insert their own HttpExchangeListener to intercept and filter the call backs intended for the
* HttpExchange.
* </p>
*/
public class HttpExchange
{
@ -107,8 +111,8 @@ public class HttpExchange
private long _timeout = -1;
private volatile Timeout.Task _timeoutTask;
private long _lastStateChange=-1;
private long _sent=-1;
private long _lastStateChange = -1;
private long _sent = -1;
boolean _onRequestCompleteDone;
boolean _onResponseCompleteDone;
@ -131,8 +135,10 @@ public class HttpExchange
}
/**
* @param status the status to wait for
* @throws InterruptedException if the waiting thread is interrupted
* @param status
* the status to wait for
* @throws InterruptedException
* if the waiting thread is interrupted
* @deprecated Use {@link #waitForDone()} instead
*/
@Deprecated
@ -142,21 +148,17 @@ public class HttpExchange
}
/**
* Wait until the exchange is "done".
* Done is defined as when a final state has been passed to the
* HttpExchange via the associated onXxx call. Note that an
* exchange can transit a final state when being used as part
* of a dialog (eg {@link SecurityListener}. Done status
* is thus defined as:<pre>
* done == onConnectionFailed
* || onException
* || onExpire
* || onRequestComplete && onResponseComplete
* Wait until the exchange is "done". Done is defined as when a final state has been passed to the HttpExchange via the associated onXxx call. Note that an
* exchange can transit a final state when being used as part of a dialog (eg {@link SecurityListener}. Done status is thus defined as:
*
* <pre>
* done == onConnectionFailed || onException || onExpire || onRequestComplete &amp;&amp; onResponseComplete
* </pre>
*
* @return the done status
* @throws InterruptedException
*/
public int waitForDone () throws InterruptedException
public int waitForDone() throws InterruptedException
{
synchronized (this)
{
@ -170,12 +172,12 @@ public class HttpExchange
{
// TODO - this should do a cancel and wakeup everybody that was waiting.
// might need a version number concept
synchronized(this)
synchronized (this)
{
_timeoutTask=null;
_onRequestCompleteDone=false;
_onResponseCompleteDone=false;
_onDone=false;
_timeoutTask = null;
_onRequestCompleteDone = false;
_onResponseCompleteDone = false;
_onDone = false;
setStatus(STATUS_START);
}
}
@ -186,11 +188,11 @@ public class HttpExchange
{
int oldStatus = _status.get();
boolean set = false;
if (oldStatus!=newStatus)
if (oldStatus != newStatus)
{
_lastStateChange=System.currentTimeMillis();
if (newStatus==STATUS_SENDING_REQUEST)
_sent=_lastStateChange;
_lastStateChange = System.currentTimeMillis();
if (newStatus == STATUS_SENDING_REQUEST)
_sent = _lastStateChange;
}
// State machine: from which old status you can go into which new status
@ -204,7 +206,7 @@ public class HttpExchange
case STATUS_WAITING_FOR_COMMIT:
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
}
break;
@ -214,10 +216,10 @@ public class HttpExchange
case STATUS_WAITING_FOR_COMMIT:
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -228,10 +230,10 @@ public class HttpExchange
case STATUS_SENDING_REQUEST:
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -240,15 +242,15 @@ public class HttpExchange
switch (newStatus)
{
case STATUS_WAITING_FOR_RESPONSE:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onRequestCommitted();
break;
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -259,10 +261,10 @@ public class HttpExchange
case STATUS_PARSING_HEADERS:
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -271,15 +273,15 @@ public class HttpExchange
switch (newStatus)
{
case STATUS_PARSING_CONTENT:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onResponseHeaderComplete();
break;
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -288,15 +290,15 @@ public class HttpExchange
switch (newStatus)
{
case STATUS_COMPLETED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onResponseComplete();
break;
case STATUS_CANCELLING:
case STATUS_EXCEPTED:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_EXPIRED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
getEventListener().onExpire();
break;
}
@ -307,12 +309,12 @@ public class HttpExchange
case STATUS_START:
case STATUS_EXCEPTED:
case STATUS_WAITING_FOR_RESPONSE:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
case STATUS_CANCELLING:
case STATUS_EXPIRED:
// Don't change the status, it's too late
set=true;
set = true;
break;
}
break;
@ -321,12 +323,12 @@ public class HttpExchange
{
case STATUS_EXCEPTED:
case STATUS_CANCELLED:
if (set=_status.compareAndSet(oldStatus,newStatus))
if (set = _status.compareAndSet(oldStatus,newStatus))
done();
break;
default:
// Ignore other statuses, we're cancelling
set=true;
set = true;
break;
}
break;
@ -336,10 +338,10 @@ public class HttpExchange
switch (newStatus)
{
case STATUS_START:
set=_status.compareAndSet(oldStatus,newStatus);
set = _status.compareAndSet(oldStatus,newStatus);
break;
default:
set=true;
set = true;
break;
}
break;
@ -369,7 +371,7 @@ public class HttpExchange
* @deprecated
*/
@Deprecated
public boolean isDone (int status)
public boolean isDone(int status)
{
return isDone();
}
@ -381,10 +383,10 @@ public class HttpExchange
public void setEventListener(HttpEventListener listener)
{
_listener=listener;
_listener = listener;
}
public void setTimeout( long timeout )
public void setTimeout(long timeout)
{
_timeout = timeout;
}
@ -395,7 +397,8 @@ public class HttpExchange
}
/**
* @param url an absolute URL (for example 'http://localhost/foo/bar?a=1')
* @param url
* an absolute URL (for example 'http://localhost/foo/bar?a=1')
*/
public void setURL(String url)
{
@ -403,7 +406,8 @@ public class HttpExchange
}
/**
* @param address the address of the server
* @param address
* the address of the server
*/
public void setAddress(Address address)
{
@ -421,8 +425,7 @@ public class HttpExchange
/**
* the local address used by the connection
*
* Note: this method will not be populated unless the exchange
* has been executed by the HttpClient
* Note: this method will not be populated unless the exchange has been executed by the HttpClient
*
* @return the local address used for the running of the exchange if available, null otherwise.
*/
@ -432,7 +435,8 @@ public class HttpExchange
}
/**
* @param scheme the scheme of the URL (for example 'http')
* @param scheme
* the scheme of the URL (for example 'http')
*/
public void setScheme(Buffer scheme)
{
@ -440,7 +444,8 @@ public class HttpExchange
}
/**
* @param scheme the scheme of the URL (for example 'http')
* @param scheme
* the scheme of the URL (for example 'http')
*/
public void setScheme(String scheme)
{
@ -464,7 +469,8 @@ public class HttpExchange
}
/**
* @param version the HTTP protocol version as integer, 9, 10 or 11 for 0.9, 1.0 or 1.1
* @param version
* the HTTP protocol version as integer, 9, 10 or 11 for 0.9, 1.0 or 1.1
*/
public void setVersion(int version)
{
@ -472,7 +478,8 @@ public class HttpExchange
}
/**
* @param version the HTTP protocol version as string
* @param version
* the HTTP protocol version as string
*/
public void setVersion(String version)
{
@ -493,7 +500,8 @@ public class HttpExchange
}
/**
* @param method the HTTP method (for example 'GET')
* @param method
* the HTTP method (for example 'GET')
*/
public void setMethod(String method)
{
@ -530,7 +538,8 @@ public class HttpExchange
/**
* Set the request URI
*
* @param uri new request URI
* @param uri
* new request URI
* @see #setRequestURI(String)
* @deprecated
*/
@ -544,16 +553,18 @@ public class HttpExchange
* Set the request URI
*
* Per RFC 2616 sec5, Request-URI = "*" | absoluteURI | abs_path | authority<br/>
* where:<br/><br/>
* "*" - request applies to server itself<br/>
* where:<br/>
* <br/>
* "*" - request applies to server itself<br/>
* absoluteURI - required for proxy requests, e.g. http://localhost:8080/context<br/>
* (this form is generated automatically by HttpClient)<br/>
* abs_path - used for most methods, e.g. /context<br/>
* authority - used for CONNECT method only, e.g. localhost:8080<br/>
* (this form is generated automatically by HttpClient)<br/>
* abs_path - used for most methods, e.g. /context<br/>
* authority - used for CONNECT method only, e.g. localhost:8080<br/>
* <br/>
* For complete definition of URI components, see RFC 2396 sec3.<br/>
*
* @param uri new request URI
* @param uri
* new request URI
*/
public void setRequestURI(String uri)
{
@ -562,17 +573,18 @@ public class HttpExchange
/* ------------------------------------------------------------ */
/**
* @param uri an absolute URI (for example 'http://localhost/foo/bar?a=1')
* @param uri
* an absolute URI (for example 'http://localhost/foo/bar?a=1')
*/
public void setURI(URI uri)
{
if (!uri.isAbsolute())
throw new IllegalArgumentException("!Absolute URI: "+uri);
throw new IllegalArgumentException("!Absolute URI: " + uri);
if (uri.isOpaque())
throw new IllegalArgumentException("Opaque URI: "+uri);
throw new IllegalArgumentException("Opaque URI: " + uri);
LOG.debug("URI = {}", uri.toASCIIString());
LOG.debug("URI = {}",uri.toASCIIString());
String scheme = uri.getScheme();
int port = uri.getPort();
@ -584,13 +596,16 @@ public class HttpExchange
HttpURI httpUri = new HttpURI(uri);
String completePath = httpUri.getCompletePath();
setRequestURI(completePath==null ? "/" : completePath);
setRequestURI(completePath == null?"/":completePath);
}
/**
* Adds the specified request header
* @param name the header name
* @param value the header value
*
* @param name
* the header name
* @param value
* the header value
*/
public void addRequestHeader(String name, String value)
{
@ -599,8 +614,11 @@ public class HttpExchange
/**
* Adds the specified request header
* @param name the header name
* @param value the header value
*
* @param name
* the header name
* @param value
* the header value
*/
public void addRequestHeader(Buffer name, Buffer value)
{
@ -609,30 +627,37 @@ public class HttpExchange
/**
* Sets the specified request header
* @param name the header name
* @param value the header value
*
* @param name
* the header name
* @param value
* the header value
*/
public void setRequestHeader(String name, String value)
{
getRequestFields().put(name, value);
getRequestFields().put(name,value);
}
/**
* Sets the specified request header
* @param name the header name
* @param value the header value
*
* @param name
* the header name
* @param value
* the header value
*/
public void setRequestHeader(Buffer name, Buffer value)
{
getRequestFields().put(name, value);
getRequestFields().put(name,value);
}
/**
* @param value the content type of the request
* @param value
* the content type of the request
*/
public void setRequestContentType(String value)
{
getRequestFields().put(HttpHeaders.CONTENT_TYPE_BUFFER, value);
getRequestFields().put(HttpHeaders.CONTENT_TYPE_BUFFER,value);
}
/**
@ -644,7 +669,8 @@ public class HttpExchange
}
/**
* @param requestContent the request content
* @param requestContent
* the request content
*/
public void setRequestContent(Buffer requestContent)
{
@ -652,7 +678,8 @@ public class HttpExchange
}
/**
* @param stream the request content as a stream
* @param stream
* the request content as a stream
*/
public void setRequestContentSource(InputStream stream)
{
@ -710,7 +737,8 @@ public class HttpExchange
}
/**
* @param retryStatus whether a retry will be attempted or not
* @param retryStatus
* whether a retry will be attempted or not
*/
public void setRetryStatus(boolean retryStatus)
{
@ -718,13 +746,10 @@ public class HttpExchange
}
/**
* Initiates the cancelling of this exchange.
* The status of the exchange is set to {@link #STATUS_CANCELLING}.
* Cancelling the exchange is an asynchronous operation with respect to the request/response,
* and as such checking the request/response status of a cancelled exchange may return undefined results
* (for example it may have only some of the response headers being sent by the server).
* The cancelling of the exchange is completed when the exchange status (see {@link #getStatus()}) is
* {@link #STATUS_CANCELLED}, and this can be waited using {@link #waitForDone()}.
* Initiates the cancelling of this exchange. The status of the exchange is set to {@link #STATUS_CANCELLING}. Cancelling the exchange is an asynchronous
* operation with respect to the request/response, and as such checking the request/response status of a cancelled exchange may return undefined results
* (for example it may have only some of the response headers being sent by the server). The cancelling of the exchange is completed when the exchange
* status (see {@link #getStatus()}) is {@link #STATUS_CANCELLED}, and this can be waited using {@link #waitForDone()}.
*/
public void cancel()
{
@ -734,10 +759,10 @@ public class HttpExchange
private void done()
{
synchronized(this)
synchronized (this)
{
disassociate();
_onDone=true;
_onDone = true;
notifyAll();
}
}
@ -766,8 +791,8 @@ public class HttpExchange
void associate(HttpConnection connection)
{
if (connection.getEndPoint().getLocalHost() != null)
_localAddress = new Address(connection.getEndPoint().getLocalHost(), connection.getEndPoint().getLocalPort());
if (connection.getEndPoint().getLocalHost() != null)
_localAddress = new Address(connection.getEndPoint().getLocalHost(),connection.getEndPoint().getLocalPort());
_connection = connection;
if (getStatus() == STATUS_CANCELLING)
@ -791,21 +816,46 @@ public class HttpExchange
public static String toState(int s)
{
String state;
switch(s)
switch (s)
{
case STATUS_START: state="START"; break;
case STATUS_WAITING_FOR_CONNECTION: state="CONNECTING"; break;
case STATUS_WAITING_FOR_COMMIT: state="CONNECTED"; break;
case STATUS_SENDING_REQUEST: state="SENDING"; break;
case STATUS_WAITING_FOR_RESPONSE: state="WAITING"; break;
case STATUS_PARSING_HEADERS: state="HEADERS"; break;
case STATUS_PARSING_CONTENT: state="CONTENT"; break;
case STATUS_COMPLETED: state="COMPLETED"; break;
case STATUS_EXPIRED: state="EXPIRED"; break;
case STATUS_EXCEPTED: state="EXCEPTED"; break;
case STATUS_CANCELLING: state="CANCELLING"; break;
case STATUS_CANCELLED: state="CANCELLED"; break;
default: state="UNKNOWN";
case STATUS_START:
state = "START";
break;
case STATUS_WAITING_FOR_CONNECTION:
state = "CONNECTING";
break;
case STATUS_WAITING_FOR_COMMIT:
state = "CONNECTED";
break;
case STATUS_SENDING_REQUEST:
state = "SENDING";
break;
case STATUS_WAITING_FOR_RESPONSE:
state = "WAITING";
break;
case STATUS_PARSING_HEADERS:
state = "HEADERS";
break;
case STATUS_PARSING_CONTENT:
state = "CONTENT";
break;
case STATUS_COMPLETED:
state = "COMPLETED";
break;
case STATUS_EXPIRED:
state = "EXPIRED";
break;
case STATUS_EXCEPTED:
state = "EXCEPTED";
break;
case STATUS_CANCELLING:
state = "CANCELLING";
break;
case STATUS_CANCELLED:
state = "CANCELLED";
break;
default:
state = "UNKNOWN";
}
return state;
}
@ -813,12 +863,12 @@ public class HttpExchange
@Override
public String toString()
{
String state=toState(getStatus());
long now=System.currentTimeMillis();
long forMs = now -_lastStateChange;
String s= String.format("%s@%x=%s//%s%s#%s(%dms)",getClass().getSimpleName(),hashCode(),_method,_address,_uri,state,forMs);
if (getStatus()>=STATUS_SENDING_REQUEST)
s+="sent="+(now-_sent)+"ms";
String state = toState(getStatus());
long now = System.currentTimeMillis();
long forMs = now - _lastStateChange;
String s = String.format("%s@%x=%s//%s%s#%s(%dms)",getClass().getSimpleName(),hashCode(),_method,_address,_uri,state,forMs);
if (getStatus() >= STATUS_SENDING_REQUEST)
s += "sent=" + (now - _sent) + "ms";
return s;
}
@ -830,79 +880,93 @@ public class HttpExchange
}
/**
* Callback called when the request headers have been sent to the server.
* This implementation does nothing.
* @throws IOException allowed to be thrown by overriding code
* Callback called when the request headers have been sent to the server. This implementation does nothing.
*
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onRequestCommitted() throws IOException
{
}
/**
* Callback called when the request and its body have been sent to the server.
* This implementation does nothing.
* @throws IOException allowed to be thrown by overriding code
* Callback called when the request and its body have been sent to the server. This implementation does nothing.
*
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onRequestComplete() throws IOException
{
}
/**
* Callback called when a response status line has been received from the server.
* This implementation does nothing.
* @param version the HTTP version
* @param status the HTTP status code
* @param reason the HTTP status reason string
* @throws IOException allowed to be thrown by overriding code
* Callback called when a response status line has been received from the server. This implementation does nothing.
*
* @param version
* the HTTP version
* @param status
* the HTTP status code
* @param reason
* the HTTP status reason string
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onResponseStatus(Buffer version, int status, Buffer reason) throws IOException
{
}
/**
* Callback called for each response header received from the server.
* This implementation does nothing.
* @param name the header name
* @param value the header value
* @throws IOException allowed to be thrown by overriding code
* Callback called for each response header received from the server. This implementation does nothing.
*
* @param name
* the header name
* @param value
* the header value
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onResponseHeader(Buffer name, Buffer value) throws IOException
{
}
/**
* Callback called when the response headers have been completely received from the server.
* This implementation does nothing.
* @throws IOException allowed to be thrown by overriding code
* Callback called when the response headers have been completely received from the server. This implementation does nothing.
*
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onResponseHeaderComplete() throws IOException
{
}
/**
* Callback called for each chunk of the response content received from the server.
* This implementation does nothing.
* @param content the buffer holding the content chunk
* @throws IOException allowed to be thrown by overriding code
* Callback called for each chunk of the response content received from the server. This implementation does nothing.
*
* @param content
* the buffer holding the content chunk
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onResponseContent(Buffer content) throws IOException
{
}
/**
* Callback called when the entire response has been received from the server
* This implementation does nothing.
* @throws IOException allowed to be thrown by overriding code
* Callback called when the entire response has been received from the server This implementation does nothing.
*
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onResponseComplete() throws IOException
{
}
/**
* Callback called when an exception was thrown during an attempt to establish the connection
* with the server (for example the server is not listening).
* Callback called when an exception was thrown during an attempt to establish the connection with the server (for example the server is not listening).
* This implementation logs a warning.
* @param x the exception thrown attempting to establish the connection with the server
*
* @param x
* the exception thrown attempting to establish the connection with the server
*/
protected void onConnectionFailed(Throwable x)
{
@ -910,9 +974,10 @@ public class HttpExchange
}
/**
* Callback called when any other exception occurs during the handling of this exchange.
* This implementation logs a warning.
* @param x the exception thrown during the handling of this exchange
* Callback called when any other exception occurs during the handling of this exchange. This implementation logs a warning.
*
* @param x
* the exception thrown during the handling of this exchange
*/
protected void onException(Throwable x)
{
@ -920,8 +985,7 @@ public class HttpExchange
}
/**
* Callback called when no response has been received within the timeout.
* This implementation logs a warning.
* Callback called when no response has been received within the timeout. This implementation logs a warning.
*/
protected void onExpire()
{
@ -929,9 +993,10 @@ public class HttpExchange
}
/**
* Callback called when the request is retried (due to failures or authentication).
* Implementations must reset any consumable content that needs to be sent.
* @throws IOException allowed to be thrown by overriding code
* Callback called when the request is retried (due to failures or authentication). Implementations must reset any consumable content that needs to be sent.
*
* @throws IOException
* allowed to be thrown by overriding code
*/
protected void onRetry() throws IOException
{
@ -950,8 +1015,7 @@ public class HttpExchange
}
/**
* @return true if the exchange should have listeners configured for it by the destination,
* false if this is being managed elsewhere
* @return true if the exchange should have listeners configured for it by the destination, false if this is being managed elsewhere
* @see #setConfigureListeners(boolean)
*/
public boolean configureListeners()
@ -960,7 +1024,8 @@ public class HttpExchange
}
/**
* @param autoConfigure whether the listeners are configured by the destination or elsewhere
* @param autoConfigure
* whether the listeners are configured by the destination or elsewhere
*/
public void setConfigureListeners(boolean autoConfigure)
{
@ -983,7 +1048,7 @@ public class HttpExchange
HttpClient httpClient = destination.getHttpClient();
long timeout = getTimeout();
if (timeout > 0)
httpClient.schedule(_timeoutTask, timeout);
httpClient.schedule(_timeoutTask,timeout);
else
httpClient.schedule(_timeoutTask);
}
@ -1047,7 +1112,7 @@ public class HttpExchange
}
finally
{
synchronized(HttpExchange.this)
synchronized (HttpExchange.this)
{
_onRequestCompleteDone = true;
// Member _onDone may already be true, for example
@ -1068,7 +1133,7 @@ public class HttpExchange
}
finally
{
synchronized(HttpExchange.this)
synchronized (HttpExchange.this)
{
_onResponseCompleteDone = true;
// Member _onDone may already be true, for example
@ -1103,7 +1168,7 @@ public class HttpExchange
public void onRetry()
{
HttpExchange.this.setRetryStatus( true );
HttpExchange.this.setRetryStatus(true);
try
{
HttpExchange.this.onRetry();