diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
commit | a40e527938d76ba71f211da7e327adb50384ba69 (patch) | |
tree | cb8f99f1727122b040a3f0fbb6649292b6a74302 /sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java | |
parent | 968721109881107520d7aefa91d7fcc0519d7739 (diff) |
Moving 1.x tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835157 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java')
-rw-r--r-- | sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java b/sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java new file mode 100644 index 0000000000..fe0fc9e415 --- /dev/null +++ b/sca-java-1.x/tags/1.2/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/FileServiceImpl.java @@ -0,0 +1,147 @@ +/* + * 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.tuscany.sca.workspace.admin.impl; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.IOException; +import java.io.InputStream; +import java.net.URI; +import java.net.URLConnection; +import java.net.URLDecoder; +import java.util.List; +import java.util.logging.Logger; + +import javax.servlet.Servlet; +import javax.servlet.ServletException; +import javax.servlet.ServletOutputStream; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.apache.commons.fileupload.FileItem; +import org.apache.commons.fileupload.disk.DiskFileItemFactory; +import org.apache.commons.fileupload.servlet.ServletFileUpload; +import org.osoa.sca.annotations.Init; +import org.osoa.sca.annotations.Property; +import org.osoa.sca.annotations.Scope; +import org.osoa.sca.annotations.Service; + +/** + * Implementation of a servlet component supporting file upload/download. + * + * @version $Rev$ $Date$ + */ +@Scope("COMPOSITE") +@Service(Servlet.class) +public class FileServiceImpl extends HttpServlet { + private static final long serialVersionUID = -4560385595481971616L; + + private final static Logger logger = Logger.getLogger(FileServiceImpl.class.getName()); + + @Property + public String directoryName; + + private ServletFileUpload upload; + + /** + * Initialize the component. + */ + @Init + public void initialize() throws IOException { + upload = new ServletFileUpload(new DiskFileItemFactory()); + } + + @Override + public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException { + + // Upload files + try { + for (FileItem item: (List<FileItem>)upload.parseRequest(request)) { + if (!item.isFormField()) { + File directory = new File(directoryName); + if (!directory.exists()) { + directory.mkdirs(); + } + logger.info("post " + item.getName()); + item.write(new File(directory, item.getName())); + } + } + + // Redirect to the admin page + response.sendRedirect("/ui/files"); + } + catch (Exception e) { + throw new IOException(e.toString()); + } + } + + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + // Download a file + String requestURI = URLDecoder.decode(request.getRequestURI(), "UTF-8"); + String path = requestURI.substring(request.getServletPath().length()); + if (path.startsWith("/")) { + path = path.substring(1); + } + logger.info("get " + path); + + try { + + // Analyze the given path + URI uri = URI.create(path); + String scheme = uri.getScheme(); + if (scheme == null) { + + // If no scheme is specified then the path identifies file + // inside our directory + uri = new File(directoryName, path).toURI(); + + } else if (!scheme.equals("file")) { + + // If the scheme does not identify a local file, just redirect to the server + // hosting the file + response.sendRedirect(path); + } + + // Read the file and write to response + URLConnection connection = uri.toURL().openConnection(); + connection.setUseCaches(false); + connection.connect(); + InputStream is = connection.getInputStream(); + ServletOutputStream os = response.getOutputStream(); + byte[] buffer = new byte[4096]; + for (;;) { + int n = is.read(buffer); + if (n < 0) { + break; + } + os.write(buffer, 0, n); + } + is.close(); + os.flush(); + + } catch (FileNotFoundException e) { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } + } + +} |