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

List of usage examples for org.apache.commons.vfs2 FileObject close

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Introduction

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

Prototype

@Override
void close() throws FileSystemException;

Source Link

Document

Closes this file, and its content.

Usage

From source file:org.wso2.carbon.connector.FileArchiveConnector.java

/**
 * Add the all files into List./*from  ww w  .  j  av a 2 s.  c  om*/
 *
 * @param dir      The source file/folder directory.
 * @param fileList List for adding the files.
 */
private void addAllFilesToList(FileObject dir, List<FileObject> fileList) {
    try {
        FileObject[] children = dir.getChildren();
        for (FileObject child : children) {
            fileList.add(child);
            if (FileType.FOLDER.equals(child.getType())) {
                addAllFilesToList(child, fileList);
            }
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Unable to add all files into List", e);
    } finally {
        try {
            dir.close();
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
}

From source file:org.wso2.carbon.connector.FileArchiveConnector.java

/**
 * Extract all files to add the zip directory.
 *
 * @param fileObj        Source fileObject.
 * @param directoryToZip Destination fileObject.
 * @param fileList       List of files to be compressed.
 * @throws FileSystemException When get the OutputStream, get file type.
 */// ww w.  j a  va  2 s .co  m
private void writeZipFiles(FileObject fileObj, FileObject directoryToZip, List<FileObject> fileList)
        throws FileSystemException {
    ZipOutputStream zos = null;
    try {
        zos = new ZipOutputStream(directoryToZip.getContent().getOutputStream());
        for (FileObject file : fileList) {
            if (FileType.FILE.equals(file.getType())) {
                addToZip(fileObj, file, zos);
            }
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Error occurs in writing files", e);
    } finally {
        try {
            if (zos != null) {
                zos.close();
            }
        } catch (IOException e) {
            log.error("Error while closing the ZipOutputStream");
        }
        try {
            fileObj.close();
            directoryToZip.close();
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
}

From source file:org.wso2.carbon.connector.FileArchiveConnector.java

/**
 * Add the file to zip directory./*from w  w w . j ava 2 s  .com*/
 *
 * @param fileObject   The fileObject where zip entry data needs to be written.
 * @param file         The fileObject which needs to be archived.
 * @param outputStream ZipOutputStream.
 */
private void addToZip(FileObject fileObject, FileObject file, ZipOutputStream outputStream) {
    InputStream fin = null;
    try {
        fin = file.getContent().getInputStream();
        String name = file.getName().toString();
        String entry = name.substring(fileObject.getName().toString().length() + 1, name.length());
        ZipEntry zipEntry = new ZipEntry(entry);
        outputStream.putNextEntry(zipEntry);
        int length;
        while ((length = fin.read(bytes)) != -1) {
            outputStream.write(bytes, 0, length);
        }
    } catch (IOException e) {
        throw new SynapseException("Unable to write an array of bytes to the ZIP entry data", e);
    } finally {
        try {
            outputStream.closeEntry();
            if (fin != null) {
                fin.close();
            }
        } catch (IOException e) {
            log.error("Error while closing InputStream", e);
        }
        try {
            fileObject.close();
            file.close();
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
}

From source file:org.wso2.carbon.connector.FileCopyConnector.java

/**
 * Copy the file or folder from source to destination.
 *
 * @param messageContext The message context that is generated for processing the file.
 * @param opts           FileSystemOptions.
 * @return return true, if file/folder is successfully copied.
 *///from  w  w w . j  a v  a2s. c o  m
private boolean copyFile(String source, MessageContext messageContext, FileSystemOptions opts) {
    String destination = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.NEW_FILE_LOCATION);
    String filePattern = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_PATTERN);
    String includeParentDir = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.INCLUDE_PARENT_DIRECTORY);
    boolean includeParentDirectory = FileConstants.DEFAULT_INCLUDE_PARENT_DIRECTORY;

    if (StringUtils.isNotEmpty(includeParentDir)) {
        includeParentDirectory = Boolean.parseBoolean(includeParentDir);
    }
    boolean resultStatus = false;
    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileObject souFile = null;
    FileObject destFile = null;
    try {
        souFile = manager.resolveFile(source, opts);
        destFile = manager.resolveFile(destination, opts);
        if (!souFile.exists()) {
            log.error("The File Location does not exist.");
            return false;
        }
        if (StringUtils.isNotEmpty(filePattern)) {
            FileObject[] children = souFile.getChildren();
            for (FileObject child : children) {
                if (FileType.FILE.equals(child.getType())) {
                    copy(child, destination, filePattern, opts, manager);
                } else if (FileType.FOLDER.equals(child.getType())) {
                    String newSource = source + File.separator + child.getName().getBaseName();
                    copyFile(newSource, messageContext, opts);
                }
            }
        } else {
            if (FileType.FILE.equals(souFile.getType())) {
                String name = souFile.getName().getBaseName();
                FileObject outFile = manager.resolveFile(destination + File.separator + name, opts);
                outFile.copyFrom(souFile, Selectors.SELECT_ALL);
            } else if (FileType.FOLDER.equals(souFile.getType())) {
                if (includeParentDirectory) {
                    destFile = manager
                            .resolveFile(destination + File.separator + souFile.getName().getBaseName(), opts);
                    destFile.createFolder();
                }
                destFile.copyFrom(souFile, Selectors.SELECT_ALL);
            }
            if (log.isDebugEnabled()) {
                log.debug("File copying completed from " + source + "to" + destination);
            }
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Unable to copy a file/folder", e);
    } finally {
        manager.close();
    }
    try {
        souFile.close();
        destFile.close();
    } catch (FileSystemException e) {
        log.error("Error while closing the FileObject", e);
    }
    return true;
}

From source file:org.wso2.carbon.connector.FileCreate.java

/**
 * Create a file with Apache commons//from w w  w. j  a  v  a2s.c o  m
 *
 * @param source         Location of the file/folder
 * @param content        Content in a file
 * @param encoding       Encoding type
 * @param messageContext The message context that is generated for processing the file
 * @return Return the status
 */
private boolean createFile(String source, String content, String encoding, MessageContext messageContext) {
    boolean resultStatus = false;
    StandardFileSystemManager manager;
    try {
        OutputStream out = null;
        manager = FileConnectorUtils.getManager();
        if (manager != null) {
            FileObject sourceFile = manager.resolveFile(source, FileConnectorUtils.init(messageContext));
            try {
                if (FileConnectorUtils.isFolder(sourceFile)) {
                    sourceFile.createFolder();
                } else {
                    if (StringUtils.isEmpty(content)) {
                        sourceFile.createFile();
                    } else {
                        FileContent fileContent = sourceFile.getContent();
                        out = fileContent.getOutputStream(true);
                        if (StringUtils.isEmpty(encoding)) {
                            IOUtils.write(content, out, DEFAULT_ENCODING);
                        } else {
                            IOUtils.write(content, out, encoding);
                        }
                    }
                }
                resultStatus = true;
                if (log.isDebugEnabled()) {
                    log.debug("File creation completed with " + source);
                }
            } finally {
                try {
                    if (sourceFile != null) {
                        sourceFile.close();
                    }
                } catch (FileSystemException e) {
                    log.error("Error while closing FileObject: " + e.getMessage(), e);
                }
                try {
                    if (out != null) {
                        out.close();
                    }
                } catch (IOException e) {
                    log.error("Error while closing OutputStream: " + e.getMessage(), e);
                }
                manager.close();
            }
        }
    } catch (IOException e) {
        handleException("Unable to create a file/folder.", e, messageContext);
    }
    return resultStatus;
}

From source file:org.wso2.carbon.connector.FileCreateConnector.java

/**
 * Create a new file/folder./*from ww w  .  j av a 2s.c  o  m*/
 *
 * @param messageContext The message context that is generated for processing the file.
 * @return true, if the file/folder is successfully created.
 */
private boolean createFile(MessageContext messageContext) throws FileSystemException {
    String source = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_LOCATION);
    String content = (String) ConnectorUtils.lookupTemplateParamater(messageContext, FileConstants.CONTENT);
    String encoding = (String) ConnectorUtils.lookupTemplateParamater(messageContext, FileConstants.ENCODING);
    if (StringUtils.isEmpty(encoding)) {
        encoding = FileConstants.DEFAULT_ENCODING;
    }
    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileObject sourceFile = manager.resolveFile(source, FileConnectorUtils.init(messageContext));
    if (FileConnectorUtils.isFolder(sourceFile)) {
        sourceFile.createFolder();
    } else {
        if (StringUtils.isEmpty(content)) {
            sourceFile.createFile();
        } else {
            OutputStream out = sourceFile.getContent().getOutputStream();
            try {
                IOUtils.write(content, out, encoding);
            } catch (IOException e) {
                throw new SynapseException("Error while writing the file content", e);
            } finally {
                try {
                    // close the file object
                    sourceFile.close();
                } catch (FileSystemException e) {
                    log.error("Error while closing FileObject", e);
                }
                try {
                    if (out != null) {
                        out.close();
                    }
                } catch (IOException e) {
                    log.error("Error while closing OutputStream", e);
                }
                // close the StandardFileSystemManager
                manager.close();
            }
        }
        if (log.isDebugEnabled()) {
            log.debug("File creation completed with " + source);
        }
    }
    return true;
}

From source file:org.wso2.carbon.connector.FileDeleteConnector.java

/**
 * Delete an existing file/folder./* www.  ja v  a 2  s  . c  o  m*/
 *
 * @param messageContext The message context that is generated for processing the file.
 * @return true, if the file/folder is successfully deleted.
 */
private boolean deleteFile(MessageContext messageContext) {
    String source = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_LOCATION);
    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileObject remoteFile = null;
    try {
        // create remote fileObject
        remoteFile = manager.resolveFile(source, FileConnectorUtils.init(messageContext));
        if (!remoteFile.exists()) {
            log.error("The file does not exist.");
            return false;
        }
        if (FileType.FILE.equals(remoteFile.getType())) {
            // delete a file
            remoteFile.delete();
        } else if (FileType.FOLDER.equals(remoteFile.getType())) {
            String filePattern = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
                    FileConstants.FILE_PATTERN);

            if (StringUtils.isNotEmpty(filePattern) && !"*".equals(filePattern)) {
                FileObject[] children = remoteFile.getChildren();
                for (FileObject child : children) {
                    if (child.getName().getBaseName().matches(filePattern)) {
                        child.delete();
                    }
                }
            } else {
                // delete folder
                remoteFile.delete(Selectors.SELECT_ALL);
            }
        }
        if (log.isDebugEnabled()) {
            log.debug("File delete completed with " + source);
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Error while deleting file/folder", e);
    } finally {
        // close the StandardFileSystemManager
        manager.close();
        try {
            if (remoteFile != null) {
                // close the file object
                remoteFile.close();
            }
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
    return true;
}

From source file:org.wso2.carbon.connector.FileExistConnector.java

/**
 * Determine if file/folder exists./* ww w.  j  a  v a  2  s . c  o m*/
 *
 * @param messageContext The message context that is generated for processing the file.
 * @return true, if the file/folder exists.
 */
private boolean isFileExist(MessageContext messageContext) {
    String source = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_LOCATION);

    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileObject remoteFile = null;
    try {
        FileSystemOptions opt = FileConnectorUtils.init(messageContext);
        // create remote fileObject
        remoteFile = manager.resolveFile(source, opt);
        if (!remoteFile.exists()) {
            return false;
        }
        if (log.isDebugEnabled()) {
            log.debug("File exist completed with. " + source);
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Error while processing a file.", e);
    } finally {
        // close the StandardFileSystemManager
        manager.close();
        try {
            if (remoteFile != null) {
                // close the file object
                remoteFile.close();
            }
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
    return true;
}

From source file:org.wso2.carbon.connector.FileListZipConnector.java

/**
 * List all the files inside zip file./*from  w w w.j  ava2s .com*/
 *
 * @param messageContext The message context that is generated for processing the file.
 */
private void listAllFiles(MessageContext messageContext) throws FileSystemException {
    String source = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_LOCATION);
    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileObject remoteFile = manager.resolveFile(source, FileConnectorUtils.init(messageContext));
    if (!remoteFile.exists()) {
        log.error("Zip file location does not exist.");
    }
    // open the zip file
    InputStream input = remoteFile.getContent().getInputStream();
    ZipInputStream zip = new ZipInputStream(input);
    OMFactory factory = OMAbstractFactory.getOMFactory();
    OMNamespace ns = factory.createOMNamespace(FileConstants.FILECON, FileConstants.NAMESPACE);
    OMElement result = factory.createOMElement(FileConstants.RESULT, ns);
    ZipEntry zipEntry;
    try {
        while ((zipEntry = zip.getNextEntry()) != null && !zipEntry.isDirectory()) {
            // add the entries
            String outputResult = zipEntry.getName();
            OMElement messageElement = factory.createOMElement(FileConstants.FILE, ns);
            messageElement.setText(outputResult);
            result.addChild(messageElement);
        }
    } catch (IOException e) {
        throw new SynapseException("Error while reading the next ZIP file entry", e);
    } finally {
        try {
            zip.close();
        } catch (IOException e) {
            log.error("Error while closing ZipInputStream");
        }
        try {
            remoteFile.close();
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
        // close the StandardFileSystemManager
        manager.close();
    }
    ResultPayloadCreator.preparePayload(messageContext, result);
    if (log.isDebugEnabled()) {
        log.debug("The envelop body with the read files path is "
                + messageContext.getEnvelope().getBody().toString());
    }
}

From source file:org.wso2.carbon.connector.FileMoveConnector.java

/**
 * Move the file/folder from source to destination directory.
 *
 * @param messageContext The message context that is generated for processing the move operation.
 * @return true, if the file/folder is successfully moved.
 *//*from   ww w  . j av  a2s .  c o m*/
private boolean move(MessageContext messageContext) throws FileSystemException {
    String source = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_LOCATION);
    String destination = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.NEW_FILE_LOCATION);
    String filePattern = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.FILE_PATTERN);
    String includeParentDirectory = (String) ConnectorUtils.lookupTemplateParamater(messageContext,
            FileConstants.INCLUDE_PARENT_DIRECTORY);
    boolean includeParentDirectoryParameter = FileConstants.DEFAULT_INCLUDE_PARENT_DIRECTORY;

    if (StringUtils.isNotEmpty(includeParentDirectory)) {
        includeParentDirectoryParameter = Boolean.parseBoolean(includeParentDirectory);
    }

    StandardFileSystemManager manager = FileConnectorUtils.getManager();
    FileSystemOptions opts = FileConnectorUtils.init(messageContext);
    // Create remote object
    FileObject remoteFile = manager.resolveFile(source, opts);
    try {
        if (!remoteFile.exists()) {
            log.error("The file/folder location does not exist.");
            return false;
        }
        if (FileType.FILE.equals(remoteFile.getType())) {
            moveFile(destination, remoteFile, manager, opts);
        } else {
            moveFolder(source, destination, filePattern, includeParentDirectoryParameter, manager, opts);
        }
        if (log.isDebugEnabled()) {
            log.debug("File move completed from " + source + " to " + destination);
        }
    } catch (FileSystemException e) {
        throw new SynapseException("Unable to move a file/folder.", e);
    } finally {
        // close the StandardFileSystemManager
        manager.close();
        try {
            remoteFile.close();
        } catch (FileSystemException e) {
            log.error("Error while closing the FileObject", e);
        }
    }
    return true;
}