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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Plain Vanilla Interaction
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2013, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.application.rest.http;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.time.Duration;
import javax.resource.NotSupportedException;
import javax.resource.ResourceException;
import javax.resource.spi.CommException;
import org.openmdx.application.rest.http.spi.Message;
import org.openmdx.application.rest.http.spi.MessageFactory;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.base.naming.Path;
import org.openmdx.base.resource.spi.ResourceExceptions;
import org.openmdx.base.resource.spi.RestInteractionSpec;
import org.openmdx.base.rest.cci.RestConnection;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.kernel.loading.Classes;
/**
* The plain-vanilla interaction does nothing about authentication and cookies
*/
class PlainVanillaInteraction extends AbstractHttpInteraction implements HttpInteraction {
/**
* Constructor
*
* @param connection
* @param contextURL
*
* @throws ResourceException
*/
protected PlainVanillaInteraction(
RestConnection connection,
HttpContext httpContext
) throws ResourceException {
super(connection, httpContext.getConnectionURL());
this.httpContext = httpContext;
}
private final HttpContext httpContext;
private final static MessageFactory messageFactory = Classes.newPlatformInstance(
"org.openmdx.application.rest.http.stream.StandardMessageFactory",
MessageFactory.class
);
/**
* Retrieve the response code
*
* @param urlConnection the URL connection
*
* @return the response code
*
* @throws ServiceException
*/
public int getStatus(
HttpURLConnection urlConnection
) throws IOException{
return urlConnection.getResponseCode();
}
Message newHttpMessage(
HttpContext httpContext,
RestInteractionSpec interactionSpec,
Path xri,
String query
) throws ResourceException{
String uri = toRequestURL(xri);
return messageFactory.newMessage(
httpContext,
this,
interactionSpec,
uri,
newConnection(
httpContext.newURL(uri, query),
interactionSpec
)
);
}
/* (non-Javadoc)
* @see org.openmdx.application.rest.http.AbstractHttpInteraction#newMessage(org.openmdx.base.resource.spi.RestInteractionSpec, org.openmdx.base.naming.Path)
*/
@Override
protected Message newMessage(
RestInteractionSpec ispec,
Path xri
) throws ResourceException{
return newHttpMessage(
httpContext,
ispec,
xri,
ispec == DELETE_SPEC ? "FunctionName=DELETE" : null
);
}
/* (non-Javadoc)
* @see org.openmdx.base.resource.spi.AbstractInteraction#open()
*/
@Override
protected void open(
) throws ResourceException {
String userName = getConnectionUserName();
newHttpMessage(
httpContext,
CONNECT_SPEC,
CONNECT_XRI,
toQuery(userName)
).execute();
}
/**
* Create the query part
*
* @param userName
*
* @return the query part
*
* @throws ResourceException
*/
private String toQuery(
String userName
) throws ResourceException {
StringBuilder query = new StringBuilder(
CallbackPrompts.BULK_LOAD + '=' + Boolean.FALSE
);
if(userName != null) {
query.append('&').append(HttpPort.newQueryArgument("UserName", userName));
}
return query.toString();
}
/**
* Create connection for the given URL
*
* @param uri
*
* @throws ServiceException
*/
protected HttpURLConnection newConnection(
final URL url,
final RestInteractionSpec interactionSpec
) throws ResourceException{
try {
final HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
final Duration connectTimeout = httpContext.getConnectionConnectTimeout();
if(connectTimeout != null) {
urlConnection.setConnectTimeout((int) connectTimeout.toMillis());
}
final Duration readTimeout = httpContext.getConnectionReadTimeout();
if(readTimeout != null) {
urlConnection.setReadTimeout((int) readTimeout.toMillis());
}
urlConnection.setRequestMethod(
interactionSpec.getFunctionName()
);
urlConnection.setRequestProperty(
"Accept",
this.httpContext.getContentType()
);
urlConnection.setRequestProperty(
"interaction-verb",
Integer.toString(interactionSpec.getInteractionVerb())
);
return urlConnection;
} catch (ClassCastException exception) {
throw ResourceExceptions.initHolder(
new NotSupportedException(
"Unexpected URL connection",
BasicException.newEmbeddedExceptionStack(
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.NOT_SUPPORTED,
new BasicException.Parameter("url", url),
new BasicException.Parameter("expected", HttpURLConnection.class.getName()),
new BasicException.Parameter("function", interactionSpec.getFunctionName())
)
)
);
} catch (IOException exception) {
throw ResourceExceptions.initHolder(
new CommException(
"Can't open a connection for the given URL",
BasicException.newEmbeddedExceptionStack(
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.BAD_PARAMETER,
new BasicException.Parameter("url", url),
new BasicException.Parameter("function", interactionSpec.getFunctionName())
)
)
);
}
}
//--------------------------------------------------------------------
// Class AbstractMessage
//--------------------------------------------------------------------
}
