| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.servicecomb.foundation.vertx.http; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.concurrent.CompletableFuture; |
| |
| import javax.servlet.http.HttpServletResponse; |
| import javax.servlet.http.HttpServletResponseWrapper; |
| import javax.servlet.http.Part; |
| import javax.ws.rs.core.Response.Status; |
| import javax.ws.rs.core.Response.StatusType; |
| |
| import org.apache.servicecomb.foundation.common.http.HttpStatus; |
| import org.apache.servicecomb.foundation.vertx.stream.PumpFromPart; |
| |
| import io.vertx.core.Context; |
| import io.vertx.core.Vertx; |
| import io.vertx.core.buffer.Buffer; |
| |
| public class StandardHttpServletResponseEx extends HttpServletResponseWrapper implements HttpServletResponseEx { |
| private final BodyBufferSupport bodyBuffer = new BodyBufferSupportImpl(); |
| |
| private final Map<String, Object> attributes = new HashMap<>(); |
| |
| private StatusType statusType; |
| |
| public StandardHttpServletResponseEx(HttpServletResponse response) { |
| super(response); |
| } |
| |
| @Override |
| public void setBodyBuffer(Buffer bodyBuffer) { |
| this.bodyBuffer.setBodyBuffer(bodyBuffer); |
| } |
| |
| @Override |
| public Buffer getBodyBuffer() { |
| return bodyBuffer.getBodyBuffer(); |
| } |
| |
| @Override |
| public byte[] getBodyBytes() { |
| return bodyBuffer.getBodyBytes(); |
| } |
| |
| @Override |
| public int getBodyBytesLength() { |
| return bodyBuffer.getBodyBytesLength(); |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public void setStatus(int sc, String sm) { |
| super.setStatus(sc, sm); |
| statusType = new HttpStatus(sc, sm); |
| } |
| |
| @Override |
| public void setStatus(int sc) { |
| super.setStatus(sc); |
| statusType = Status.fromStatusCode(sc); |
| } |
| |
| @Override |
| public int getStatus() { |
| return statusType.getStatusCode(); |
| } |
| |
| @Override |
| public StatusType getStatusType() { |
| return statusType; |
| } |
| |
| @Override |
| public void flushBuffer() throws IOException { |
| byte[] bytes = getBodyBytes(); |
| if (bytes != null) { |
| getOutputStream().write(bytes, 0, getBodyBytesLength()); |
| } |
| super.flushBuffer(); |
| } |
| |
| @Override |
| public void setAttribute(String key, Object value) { |
| this.attributes.put(key, value); |
| } |
| |
| @Override |
| public Object getAttribute(String key) { |
| return this.attributes.get(key); |
| } |
| |
| @Override |
| public CompletableFuture<Void> sendPart(Part part) { |
| if (part == null) { |
| return CompletableFuture.completedFuture(null); |
| } |
| |
| DownloadUtils.prepareDownloadHeader(this, part); |
| |
| OutputStream outputStream; |
| try { |
| outputStream = getOutputStream(); |
| } catch (IOException e) { |
| CompletableFuture<Void> future = new CompletableFuture<>(); |
| future.completeExceptionally(e); |
| return future; |
| } |
| |
| // if context is null, then will switch to sync logic |
| Context context = Vertx.currentContext(); |
| return new PumpFromPart(context, part).toOutputStream(outputStream, false); |
| } |
| } |