Java tutorial
/* * 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.swagger.invocation.converter; import java.io.File; import java.io.IOException; import java.io.InputStream; import javax.servlet.http.Part; import org.apache.commons.io.IOUtils; import org.springframework.web.multipart.MultipartFile; public class PartToMultipartFile implements MultipartFile { private Part part; public PartToMultipartFile(Part part) { this.part = part; } @Override public String getName() { return part.getName(); } @Override public String getOriginalFilename() { return part.getSubmittedFileName(); } @Override public String getContentType() { return part.getContentType(); } @Override public boolean isEmpty() { return part.getSize() == 0; } @Override public long getSize() { return part.getSize(); } @Override public byte[] getBytes() throws IOException { try (InputStream is = getInputStream()) { return IOUtils.toByteArray(is); } } @Override public InputStream getInputStream() throws IOException { return part.getInputStream(); } @Override public void transferTo(File dest) throws IOException, IllegalStateException { part.write(dest.getPath()); } }