net.anotheria.asg.util.filestorage.TemporaryFileHolder Maven / Gradle / Ivy
package net.anotheria.asg.util.filestorage;
import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;
/**
* This class is used to temporary hold the file data between an upload
* an save.
*/
public class TemporaryFileHolder implements Serializable{
/**
*
*/
private static final long serialVersionUID = 1L;
private static Map extensionMapping;
static{
extensionMapping = new HashMap();
extensionMapping.put("pdf","application/pdf");
extensionMapping.put("jpe","image/jpeg");
extensionMapping.put("jpeg","image/jpeg");
extensionMapping.put("jpg","image/jpeg");
extensionMapping.put("png","image/png");
extensionMapping.put("js","text/javascript");
extensionMapping.put("exe","application/octet-stream");
extensionMapping.put("gif","image/gif");
extensionMapping.put("gz","application/x-gzip");
extensionMapping.put("zip","application/zip");
extensionMapping.put("doc","application/msword");
extensionMapping.put("dot","application/msword");
extensionMapping.put("pot","application/vnd.ms-powerpoint");
extensionMapping.put("ppt","application/vnd.ms-powerpoint");
extensionMapping.put("pps","application/vnd.ms-powerpoint");
}
/**
* The data.
*/
private byte[] data;
/**
* The file mimetype.
*/
private String mimeType;
/**
* The name of the file.
*/
private String fileName;
/**
* last modified if available
*/
private long lastModified;
/**
* Returns the data.
* @return byte[]
*/
public byte[] getData() {
return data;
}
/**
* Returns the size of this file in bytes.
* @return
*/
public int getSize(){
return data.length;
}
/**
* Returns the fileName.
* @return String
*/
public String getFileName() {
return fileName;
}
/**
* Returns the mimeType.
* @return String
*/
public String getMimeType() {
if (mimeType==null)
mimeType = guessMimeType();
return mimeType;
}
/**
* Sets the data.
* @param data The data to set
*/
public void setData(byte[] data) {
this.data = data;
}
/**
* Sets the fileName.
* @param fileName The fileName to set
*/
public void setFileName(String fileName) {
this.fileName = fileName;
}
/**
* Sets the mimeType.
* @param mimeType The mimeType to set
*/
public void setMimeType(String mimeType) {
this.mimeType = mimeType;
}
private String guessMimeType(){
if (fileName==null)
return null;
try{
String extension = fileName.substring(fileName.lastIndexOf('.')+1);
//System.out.println(extension);
if (extension!=null)
return extensionMapping.get(extension);
}catch(Exception e){
//ignored;
}
return null;
}
public static void main(String a[]){
TemporaryFileHolder f = new TemporaryFileHolder();
f.setFileName("bla.jpg");
System.out.println(f.getMimeType());
System.out.println(f.getMimeType());
}
public long getLastModified() {
return lastModified;
}
public void setLastModified(long lastModified) {
this.lastModified = lastModified;
}
}