- Common ways to obtain DiskFileItem
private void myMethod () {DiskFileItem d =
String fieldName;String contentType;String fileName;File repository;new DiskFileItem(fieldName, contentType, isFormField, fileName, sizeThreshold, repository)
- Smart code suggestions by Tabnine
}
/** * Deletes the underlying storage for a file item, including deleting any * associated temporary disk file. Although this storage will be deleted * automatically when the <code>FileItem</code> instance is garbage * collected, this method can be used to ensure that this is done at an * earlier time, thus preserving system resources. */ @Override public void delete() { cachedContent = null; File outputFile = getStoreLocation(); if (outputFile != null && !isInMemory() && outputFile.exists()) { outputFile.delete(); } }
/** * Returns the {@link java.io.File} object for the <code>FileItem</code>'s * data's temporary location on the disk. Note that for * <code>FileItem</code>s that have their data stored in memory, * this method will return <code>null</code>. When handling large * files, you can use {@link java.io.File#renameTo(java.io.File)} to * move the file to new location without copying the data, if the * source and destination locations reside within the same logical * volume. * * @return The data file, or <code>null</code> if the data is stored in * memory. */ public File getStoreLocation() { if (dfos == null) { return null; } if (isInMemory()) { return null; } return dfos.getFile(); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ @Override public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ @Override public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ @Override public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
/** * Returns an {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @return An {@link java.io.InputStream InputStream} that can be * used to retrieve the contents of the file. * * @throws IOException if an error occurs. */ @Override public InputStream getInputStream() throws IOException { if (!isInMemory()) { return new FileInputStream(dfos.getFile()); } if (cachedContent == null) { cachedContent = dfos.getData(); } return new ByteArrayInputStream(cachedContent); }
if (isInMemory()) { if (cachedContent == null) { cachedContent = dfos.getData();
if (isInMemory()) { if (cachedContent == null) { cachedContent = dfos.getData();
if (isInMemory()) { if (cachedContent == null) { cachedContent = dfos.getData();
if (isInMemory()) { if (cachedContent == null) { cachedContent = dfos.getData();
if (isInMemory()) { if (cachedContent == null) { cachedContent = dfos.getData();
if (isInMemory()) { FileOutputStream fout = null; try {
if (isInMemory()) { FileOutputStream fout = null; try {
if (isInMemory()) { FileOutputStream fout = null; try {
if (isInMemory()) { FileOutputStream fout = null; try {
if (isInMemory()) { FileOutputStream fout = null; try {
if (isInMemory()) { FileOutputStream fout = null; try {
/** * Returns the contents of the file as an array of bytes. If the * contents of the file were not yet cached in memory, they will be * loaded from the disk storage and cached. * * @return The contents of the file as an array of bytes * or {@code null} if the data cannot be read */ @Override public byte[] get() { if (isInMemory()) { if (cachedContent == null && dfos != null) { cachedContent = dfos.getData(); } return cachedContent; } byte[] fileData = new byte[(int) getSize()]; InputStream fis = null; try { fis = new FileInputStream(dfos.getFile()); IOUtils.readFully(fis, fileData); } catch (IOException e) { fileData = null; } finally { IOUtils.closeQuietly(fis); } return fileData; }