package io.undertow.servlet.core;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import io.undertow.io.BlockingSenderImpl;
import io.undertow.io.Sender;
import io.undertow.server.BlockingHttpExchange;
import io.undertow.server.HttpServerExchange;
import io.undertow.servlet.handlers.ServletRequestContext;
import io.undertow.servlet.spec.HttpServletRequestImpl;
import io.undertow.servlet.spec.HttpServletResponseImpl;
/**
* @author Stuart Douglas
*/
public class ServletBlockingHttpExchange implements BlockingHttpExchange {
private final HttpServerExchange exchange;
public ServletBlockingHttpExchange(final HttpServerExchange exchange) {
this.exchange = exchange;
}
@Override
public InputStream getInputStream() {
ServletRequest request = exchange.getAttachment(ServletRequestContext.ATTACHMENT_KEY).getServletRequest();
try {
return request.getInputStream();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
@Override
public OutputStream getOutputStream() {
ServletResponse response = exchange.getAttachment(ServletRequestContext.ATTACHMENT_KEY).getServletResponse();
try {
return response.getOutputStream();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
@Override
public Sender getSender() {
try {
return new BlockingSenderImpl(exchange, getOutputStream());
} catch (IllegalStateException e) {
ServletResponse response = exchange.getAttachment(ServletRequestContext.ATTACHMENT_KEY).getServletResponse();
try {
return new BlockingWriterSenderImpl(exchange, response.getWriter(), response.getCharacterEncoding());
} catch (IOException e1) {
throw new RuntimeException(e1);
}
}
}
@Override
public void close() throws IOException {
if (!exchange.isComplete()) {
ServletRequestContext servletRequestContext = exchange.getAttachment(ServletRequestContext.ATTACHMENT_KEY);
try {
HttpServletRequestImpl request = servletRequestContext.getOriginalRequest();
request.closeAndDrainRequest();
} finally {
HttpServletResponseImpl response = servletRequestContext.getOriginalResponse();
response.closeStreamAndWriter();
}
}
}
}