package act.xio.undertow;
/*-
* #%L
* ACT Framework
* %%
* Copyright (C) 2014 - 2017 ActFramework
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
import act.app.ActionContext;
import io.undertow.io.*;
import io.undertow.server.BlockingHttpExchange;
import io.undertow.server.HttpServerExchange;
import io.undertow.servlet.core.BlockingWriterSenderImpl;
import io.undertow.util.AttachmentKey;
import org.osgl.http.H;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class ActBlockingExchange implements BlockingHttpExchange {
public static final AttachmentKey<ActionContext> KEY_APP_CTX = AttachmentKey.create(ActionContext.class);
private InputStream inputStream;
private OutputStream outputStream;
private final HttpServerExchange exchange;
public ActBlockingExchange(HttpServerExchange exchange, ActionContext context) {
this.exchange = exchange;
exchange.putAttachment(KEY_APP_CTX, context);
}
@Override
public InputStream getInputStream() {
if (inputStream == null) {
inputStream = new UndertowInputStream(exchange);
}
return inputStream;
}
@Override
public OutputStream getOutputStream() {
if (outputStream == null) {
outputStream = new UndertowOutputStream(exchange);
}
return outputStream;
}
@Override
public Sender getSender() {
H.Response response = ctx().resp();
if (response.writerCreated()) {
return new BlockingWriterSenderImpl(exchange, response.printWriter(), response.characterEncoding());
} else {
return new BlockingSenderImpl(exchange, response.outputStream());
}
}
@Override
public Receiver getReceiver() {
return new BlockingReceiverImpl(this.exchange, this.getInputStream());
}
@Override
public void close() throws IOException {
ActionContext ctx = ctx();
if (!exchange.isComplete()) {
try {
UndertowRequest req = (UndertowRequest) ctx.req();
req.closeAndDrainRequest();
} finally {
UndertowResponse resp = (UndertowResponse) ctx.resp();
resp.closeStreamAndWriter();
}
} else {
try {
UndertowRequest req = (UndertowRequest) ctx.req();
req.freeResources();
} finally {
UndertowResponse resp = (UndertowResponse) ctx.resp();
resp.freeResources();
}
}
}
private ActionContext ctx() {
return exchange.getAttachment(KEY_APP_CTX);
}
}