1 /* 2 * Copyright (c) 2002-2014, Mairie de Paris 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice 10 * and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice 13 * and the following disclaimer in the documentation and/or other materials 14 * provided with the distribution. 15 * 16 * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 * 32 * License 1.0 33 */ 34 package fr.paris.lutece.plugins.formengine.service.output; 35 36 import fr.paris.lutece.portal.service.util.AppException; 37 import fr.paris.lutece.portal.service.util.AppLogService; 38 39 import java.io.File; 40 import java.io.FileNotFoundException; 41 import java.io.FileOutputStream; 42 import java.io.IOException; 43 44 import java.nio.channels.FileChannel; 45 import java.nio.channels.FileLock; 46 47 import javax.xml.bind.JAXBException; 48 49 50 /** 51 * This abstract class defines the basis for file output processing 52 */ 53 public abstract class FileOutputProcessor extends OutputProcessor 54 { 55 private String _strXmlFilePath; 56 57 /** 58 * Constructor 59 */ 60 public FileOutputProcessor( ) 61 { 62 } 63 64 /** 65 * Constructor 66 * @param transactionObject The transaction object 67 */ 68 protected void generateOutput( Object transactionObject ) 69 { 70 try 71 { 72 File file = new File( getXmlFilePath( ) ); 73 74 // FIXME return true to indicate a directory creation, false if directory exist 75 File instanceDir = file.getParentFile( ); 76 instanceDir.mkdirs( ); 77 78 // return true to indicate a file creation, false if file exist 79 //boolean bNewFile = file.createNewFile( ); 80 FileOutputStream fout = new FileOutputStream( file ); 81 FileChannel channel = fout.getChannel( ); 82 FileLock lock = channel.lock( ); 83 84 this.write( fout, transactionObject ); 85 86 lock.release( ); 87 fout.close( ); 88 } 89 catch ( FileNotFoundException e ) 90 { 91 // TODO Auto-generated catch block 92 AppLogService.error( e.getMessage( ), e ); 93 } 94 catch ( IOException e ) 95 { 96 // TODO Auto-generated catch block 97 AppLogService.error( e.getMessage( ), e ); 98 } 99 catch ( JAXBException e ) 100 { 101 throw new AppException( e.getMessage( ), e ); 102 } 103 } 104 105 /** 106 * This method will actually write the data given by the input object into the output stream. 107 * @param out the file outpustream 108 * @param transactionObject the object to process 109 * @throws JAXBException If an error occurs 110 */ 111 protected abstract void write( FileOutputStream out, Object transactionObject ) 112 throws JAXBException; 113 114 /** 115 * @return Returns the _strXmlFilePath. 116 */ 117 public String getXmlFilePath( ) 118 { 119 return _strXmlFilePath; 120 } 121 122 /** 123 * @param strXmlFilePath The _strXmlFilePath to set. 124 */ 125 public void setXmlFilePath( String strXmlFilePath ) 126 { 127 _strXmlFilePath = strXmlFilePath; 128 } 129 }