/* * Copyright 2005-2007 WSO2, Inc. (http://wso2.com) * * 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. */ package org.wso2.carbon.mediation.library.service.upload; import org.apache.axis2.AxisFault; import org.apache.axis2.engine.AxisConfiguration; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.wso2.carbon.core.AbstractAdmin; import org.wso2.carbon.utils.CarbonUtils; import javax.activation.DataHandler; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.nio.channels.FileChannel; /** * Carbon Application Uploader service. */ public class LibraryUploader extends AbstractAdmin { private static final Log log = LogFactory.getLog(LibraryUploader.class); public void uploadLibrary(LibraryFileItem[] fileItems) throws AxisFault { try { AxisConfiguration axisConfig = getAxisConfig(); String repo = axisConfig.getRepository().getPath(); //Writting the artifacts to the proper location String carbonAppDir = repo + File.separator + "synapse-libs"; createDir(carbonAppDir); String carbonHomeTmp = CarbonUtils.getCarbonHome() + File.separator + "tmp"; createDir(carbonHomeTmp); String carbonAppDirTemp = carbonHomeTmp + File.separator + "synapse-libsuploads"; createDir(carbonAppDirTemp); for (LibraryFileItem libraryFile : fileItems) { String fileName = libraryFile.getFileName(); if (fileName == null || fileName.equals("")) throw new AxisFault("Invalid file name"); if (fileName.endsWith(".zip")) { writeResource(libraryFile.getDataHandler(), carbonAppDirTemp, carbonAppDir, fileName); } else { throw new AxisFault("Invalid file type : " + libraryFile.getFileType()); } } } catch (Exception e) { String msg = "Error occurred while uploading Carbon App artifacts"; log.error(msg, e); throw new AxisFault(msg, e); } } private void writeResource(DataHandler dataHandler, String tempDestPath, String destPath, String fileName) throws IOException { File tempDestFile = new File(tempDestPath, fileName); FileChannel out = null; FileChannel in = null; FileOutputStream fos = null; try { fos = new FileOutputStream(tempDestFile); dataHandler.writeTo(fos); fos.flush(); /* File stream is copied to a temp directory in order handle hot deployment issue occurred in windows */ dataHandler.writeTo(fos); out = new FileOutputStream(destPath + File.separator + fileName).getChannel(); in = new FileInputStream(tempDestFile).getChannel(); out.write(in.map(FileChannel.MapMode.READ_ONLY, 0, in.size())); } finally { try { if (out != null) { out.close(); } } catch (IOException e) { log.warn("Can't close file streams.", e); } try { if (in != null) { in.close(); } } catch (IOException e) { log.warn("Can't close file streams.", e); } try { if (fos != null) { fos.close(); } } catch (IOException e) { log.warn("Can't close file streams.", e); } } if (!tempDestFile.delete()) { if (log.isDebugEnabled()) { log.debug("temp file: " + tempDestFile.getAbsolutePath() + " deletion failed, scheduled deletion on server exit."); } tempDestFile.deleteOnExit(); } } private void createDir(String path) throws Exception { File temp = new File(path); if (!temp.exists() && !temp.mkdir()) { String msg = "Error while creating directory : " + path; log.error(msg); throw new Exception(msg); } } }