Example usage for org.apache.commons.vfs2 FileObject delete

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileObject delete.

Prototype

boolean delete() throws FileSystemException;

Source Link

Document

Deletes this file.

Usage

From source file:org.apache.synapse.commons.vfs.VFSUtils.java

public static void releaseFail(FileSystemManager fsManager, FileObject fo) {
    try {/*  w  ww  .j a va  2  s.  c o  m*/
        String fullPath = fo.getName().getURI();
        int pos = fullPath.indexOf("?");
        if (pos > -1) {
            fullPath = fullPath.substring(0, pos);
        }
        FileObject failObject = fsManager.resolveFile(fullPath + ".fail");
        if (failObject.exists()) {
            failObject.delete();
        }
    } catch (FileSystemException e) {
        log.error("Couldn't release the fail for the file : " + maskURLPassword(fo.getName().getURI()));
    }
}

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From source file:org.apache.synapse.commons.vfs.VFSUtils.java

private static boolean releaseLock(byte[] bLockValue, String sLockValue, FileObject lockObject,
        Boolean autoLockReleaseSameNode, Long autoLockReleaseInterval) {
    try {//w w w.  ja va  2 s  . com
        InputStream is = lockObject.getContent().getInputStream();
        byte[] val = new byte[bLockValue.length];
        // noinspection ResultOfMethodCallIgnored
        is.read(val);
        String strVal = new String(val);
        // Lock format random:hostname:hostip:time
        String[] arrVal = strVal.split(":");
        String[] arrValNew = sLockValue.split(STR_SPLITER);
        if (arrVal.length == 4 && arrValNew.length == 4) {
            if (!autoLockReleaseSameNode
                    || (arrVal[1].equals(arrValNew[1]) && arrVal[2].equals(arrValNew[2]))) {
                long lInterval = 0;
                try {
                    lInterval = Long.parseLong(arrValNew[3]) - Long.parseLong(arrVal[3]);
                } catch (NumberFormatException nfe) {
                }
                if (autoLockReleaseInterval == null || autoLockReleaseInterval <= lInterval) {
                    try {
                        lockObject.delete();
                    } catch (Exception e) {
                        log.warn("Unable to delete the lock file during auto release cycle.", e);
                    } finally {
                        lockObject.close();
                    }
                    return true;
                }
            }
        }
    } catch (FileSystemException e) {
        log.error("Couldn't verify the lock", e);
        return false;
    } catch (IOException e) {
        log.error("Couldn't verify the lock", e);
        return false;
    }
    return false;
}

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From source file:org.apache.synapse.transport.vfs.VFSTransportListener.java

/**
 * Take specified action to either move or delete the processed file, depending on the outcome
 * @param entry the PollTableEntry for the file that has been processed
 * @param fileObject the FileObject representing the file to be moved or deleted
 *///from www .j  a va 2s. c  o  m
private void moveOrDeleteAfterProcessing(final PollTableEntry entry, FileObject fileObject,
        FileSystemOptions fso) throws AxisFault {

    String moveToDirectoryURI = null;
    try {
        switch (entry.getLastPollState()) {
        case PollTableEntry.SUCCSESSFUL:
            if (entry.getActionAfterProcess() == PollTableEntry.MOVE) {
                moveToDirectoryURI = entry.getMoveAfterProcess();
                //Postfix the date given timestamp format
                String strSubfoldertimestamp = entry.getSubfolderTimestamp();
                if (strSubfoldertimestamp != null) {
                    try {
                        SimpleDateFormat sdf = new SimpleDateFormat(strSubfoldertimestamp);
                        String strDateformat = sdf.format(new Date());
                        int iIndex = moveToDirectoryURI.indexOf("?");
                        if (iIndex > -1) {
                            moveToDirectoryURI = moveToDirectoryURI.substring(0, iIndex) + strDateformat
                                    + moveToDirectoryURI.substring(iIndex, moveToDirectoryURI.length());
                        } else {
                            moveToDirectoryURI += strDateformat;
                        }
                    } catch (Exception e) {
                        log.warn("Error generating subfolder name with date", e);
                    }
                }
            }
            break;

        case PollTableEntry.FAILED:
            if (entry.getActionAfterFailure() == PollTableEntry.MOVE) {
                moveToDirectoryURI = entry.getMoveAfterFailure();
            }
            break;

        default:
            return;
        }

        if (moveToDirectoryURI != null) {
            FileObject moveToDirectory = fsManager.resolveFile(moveToDirectoryURI, fso);
            String prefix;
            if (entry.getMoveTimestampFormat() != null) {
                prefix = entry.getMoveTimestampFormat().format(new Date());
            } else {
                prefix = "";
            }

            //Forcefully create the folder(s) if does not exists
            if (entry.isForceCreateFolder() && !moveToDirectory.exists()) {
                moveToDirectory.createFolder();
            }
            FileObject dest = moveToDirectory.resolveFile(prefix + fileObject.getName().getBaseName());
            if (log.isDebugEnabled()) {
                log.debug("Moving to file :" + VFSUtils.maskURLPassword(dest.getName().getURI()));
            }
            try {
                fileObject.moveTo(dest);
            } catch (FileSystemException e) {
                handleException("Error moving file : " + VFSUtils.maskURLPassword(fileObject.toString())
                        + " to " + VFSUtils.maskURLPassword(moveToDirectoryURI), e);
            } finally {
                try {
                    fileObject.close();
                } catch (FileSystemException ignore) {
                }
            }
        } else {
            try {
                if (log.isDebugEnabled()) {
                    log.debug("Deleting file :" + VFSUtils.maskURLPassword(fileObject.toString()));
                }
                fileObject.close();
                if (!fileObject.delete()) {
                    String msg = "Cannot delete file : " + VFSUtils.maskURLPassword(fileObject.toString());
                    log.error(msg);
                    throw new AxisFault(msg);
                }
            } catch (FileSystemException e) {
                log.error("Error deleting file : " + VFSUtils.maskURLPassword(fileObject.toString()), e);
            }
        }

    } catch (FileSystemException e) {
        handleException("Error resolving directory to move after processing : "
                + VFSUtils.maskURLPassword(moveToDirectoryURI), e);
    }
}

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From source file:org.celeria.minecraft.backup.DeleteOldBackupsTask.java

private void deleteBackup(final FileObject backup) throws FileSystemException {
    // TODO: try to move this further up the application stack.
    backup.delete();
    log.info(LogMessage.DELETED_BACKUP, backup);
}

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From source file:org.codehaus.mojo.vfs.internal.DefaultVfsFileSetManager.java

public void delete(VfsFileSet fileSet) throws FileSystemException {
    VfsDirectoryScanner scanner = createScanner(fileSet);
    List<FileObject> fos = scanner.scan();
    for (FileObject fo : fos) {
        // TODO check for return error
        fo.delete();
    }//ww  w  .ja v a 2  s .  c  o m

}

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From source file:org.codehaus.mojo.vfs.internal.DefaultVfsFileSetManager.java

public void move(VfsFileSet fileSet) throws FileSystemException {
    VfsDirectoryScanner scanner = createScanner(fileSet);
    List<FileObject> fos = scanner.scan();

    // better to use FileObject.move()??
    copy(fileSet.getSource(), fileSet.getDestination(), fos, fileSet.isOverwrite());

    for (FileObject fo : fos) {
        fo.delete();
    }/*  w w  w .  java 2s  .c om*/

}

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From source file:org.datacleaner.actions.DownloadFilesActionListener.java

@Override
protected FileObject[] doInBackground() throws Exception {
    for (int i = 0; i < _urls.length; i++) {
        final String url = _urls[i];
        final FileObject file = _files[i];

        InputStream inputStream = null;
        OutputStream outputStream = null;

        try {//from w w  w  .  ja  v  a2 s.  com
            byte[] buffer = new byte[1024];

            final HttpGet method = new HttpGet(url);

            if (!_cancelled) {
                final HttpResponse response = _httpClient.execute(method);

                if (response.getStatusLine().getStatusCode() != 200) {
                    throw new InvalidHttpResponseException(url, response);
                }

                final HttpEntity responseEntity = response.getEntity();
                final long expectedSize = responseEntity.getContentLength();
                if (expectedSize > 0) {
                    publish(new Task() {
                        @Override
                        public void execute() throws Exception {
                            _downloadProgressWindow.setExpectedSize(file.getName().getBaseName(), expectedSize);
                        }
                    });
                }

                inputStream = responseEntity.getContent();

                if (!file.exists()) {
                    file.createFile();
                }
                outputStream = file.getContent().getOutputStream();

                long bytes = 0;
                for (int numBytes = inputStream.read(buffer); numBytes != -1; numBytes = inputStream
                        .read(buffer)) {
                    if (_cancelled) {
                        break;
                    }
                    outputStream.write(buffer, 0, numBytes);
                    bytes += numBytes;

                    final long totalBytes = bytes;
                    publish(new Task() {
                        @Override
                        public void execute() throws Exception {
                            _downloadProgressWindow.setProgress(file.getName().getBaseName(), totalBytes);
                        }
                    });
                }

                if (!_cancelled) {
                    publish(new Task() {
                        @Override
                        public void execute() throws Exception {
                            _downloadProgressWindow.setFinished(file.getName().getBaseName());
                        }
                    });
                }
            }
        } catch (IOException e) {
            logger.debug("IOException occurred while downloading files", e);
            throw e;
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    logger.warn("Could not close input stream: " + e.getMessage(), e);
                }
            }
            if (outputStream != null) {
                try {
                    outputStream.flush();
                    outputStream.close();
                } catch (IOException e) {
                    logger.warn("Could not flush & close output stream: " + e.getMessage(), e);
                }
            }

            _httpClient.close();
        }

        if (_cancelled) {
            logger.info("Deleting non-finished download-file '{}'", file);
            file.delete();
        }
    }

    return _files;
}

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From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * Method that deletes the oldest backup and moves the others one up.
 *
 * @param _backup   file to backup//from w  ww .  j  a va 2  s .  c o m
 * @param _number         number of backup
 * @throws FileSystemException on error
 */
private void backup(final FileObject _backup, final int _number) throws FileSystemException {
    if (_number < this.numberBackup) {
        final FileObject backFile = this.manager.resolveFile(this.manager.getBaseFile(),
                this.storeFileName + VFSStoreResource.EXTENSION_BACKUP + _number);
        if (backFile.exists()) {
            backup(backFile, _number + 1);
        }
        _backup.moveTo(backFile);
    } else {
        _backup.delete();
    }
}

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From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * The method is called from the transaction manager if the complete
 * transaction is completed.<br/>// w  ww .jav  a  2  s. co m
 * A file in the virtual file system is committed with the algorithms:
 * <ol>
 * <li>any existing backup fill will be moved to an older backup file. The
 *     maximum number of backups can be defined by setting the property
 *     {@link #PROPERTY_NUMBER_BACKUP}. Default is one. To disable the
 *     property must be set to 0.</li>
 * <li>the current file is moved to the backup file (or deleted if property
 *     {@link #PROPERTY_NUMBER_BACKUP} is 0)</li>
 * <li>the new file is moved to the original name</li>
 * </ol>
 *
 * @param _xid      global transaction identifier (not used, because each
 *                  file with the file id gets a new VFS store resource
 *                  instance)
 * @param _onePhase <i>true</i> if it is a one phase commitment transaction
 *                  (not used)
 * @throws XAException if any exception occurs (catch on
 *         {@link java.lang.Throwable})
 */
@Override
public void commit(final Xid _xid, final boolean _onePhase) throws XAException {
    if (VFSStoreResource.LOG.isDebugEnabled()) {
        VFSStoreResource.LOG.debug("transaction commit");
    }
    if (getStoreEvent() == VFSStoreResource.StoreEvent.WRITE) {
        try {
            final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
            final FileObject currentFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_NORMAL);
            final FileObject bakFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_BACKUP);
            if (bakFile.exists() && (this.numberBackup > 0)) {
                backup(bakFile, 0);
            }
            if (currentFile.exists()) {
                if (this.numberBackup > 0) {
                    currentFile.moveTo(bakFile);
                } else {
                    currentFile.delete();
                }
            }
            tmpFile.moveTo(currentFile);
            tmpFile.close();
            currentFile.close();
            bakFile.close();
        } catch (final FileSystemException e) {
            VFSStoreResource.LOG
                    .error("transaction commit fails for " + _xid + " (one phase = " + _onePhase + ")", e);
            final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
            xa.initCause(e);
            throw xa;
        }
    } else if (getStoreEvent() == VFSStoreResource.StoreEvent.DELETE) {
        try {
            final FileObject curFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_NORMAL);
            final FileObject bakFile = this.manager.resolveFile(this.manager.getBaseFile(),
                    this.storeFileName + VFSStoreResource.EXTENSION_BACKUP);
            if (bakFile.exists()) {
                bakFile.delete();
            }
            if (curFile.exists()) {
                curFile.moveTo(bakFile);
            }
            bakFile.close();
            curFile.close();
        } catch (final FileSystemException e) {
            VFSStoreResource.LOG
                    .error("transaction commit fails for " + _xid + " (one phase = " + _onePhase + ")", e);
            final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
            xa.initCause(e);
            throw xa;
        }
    }
}

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From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * If the file written in the virtual file system must be rolled back, only
 * the created temporary file (created from method {@link #write}) is
 * deleted./*from  ww  w  . j a v a 2  s.c  o  m*/
 *
 * @param _xid      global transaction identifier (not used, because each
 *                  file with the file id gets a new VFS store resource
 *                  instance)
 * @throws XAException if any exception occurs (catch on
 *         {@link java.lang.Throwable})
 */
@Override
public void rollback(final Xid _xid) throws XAException {
    if (VFSStoreResource.LOG.isDebugEnabled()) {
        VFSStoreResource.LOG.debug("rollback (xid = " + _xid + ")");
    }
    try {
        final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
        if (tmpFile.exists()) {
            tmpFile.delete();
        }
    } catch (final FileSystemException e) {
        VFSStoreResource.LOG.error("transaction rollback fails for " + _xid, e);
        final XAException xa = new XAException(XAException.XA_RBCOMMFAIL);
        xa.initCause(e);
        throw xa;
    }
}

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