Example usage for org.apache.commons.vfs2 FileContent getOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileContent getOutputStream.

Prototype

OutputStream getOutputStream(boolean bAppend) throws FileSystemException;

Source Link

Document

Returns an output stream for writing the file's content.

Usage

From source file:org.datacleaner.util.VfsResource.java

@Override
public OutputStream append() throws ResourceException {
    try {/*from w  ww .ja  v  a2s . c o  m*/
        final FileContent content = _fileObject.getContent();
        final OutputStream out = content.getOutputStream(true);
        return out;
    } catch (Exception e) {
        throw new ResourceException(this, e);
    }
}

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

/**
 * The method writes the context (from the input stream) to a temporary file
 * (same file URL, but with extension {@link #EXTENSION_TEMP}).
 *
 * @param _in   input stream defined the content of the file
 * @param _size length of the content (or negative meaning that the length
 *              is not known; then the content gets the length of readable
 *              bytes from the input stream)
 * @param _fileName name of the file/*from ww  w  .  j a  va  2  s.  c  o  m*/
 * @return size of the created temporary file object
 * @throws EFapsException on error
 */
@Override
public long write(final InputStream _in, final long _size, final String _fileName) throws EFapsException {
    try {
        long size = _size;
        final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
        if (!tmpFile.exists()) {
            tmpFile.createFile();
        }
        final FileContent content = tmpFile.getContent();
        OutputStream out = content.getOutputStream(false);
        if (getCompress().equals(Compress.GZIP)) {
            out = new GZIPOutputStream(out);
        } else if (getCompress().equals(Compress.ZIP)) {
            out = new ZipOutputStream(out);
        }

        // if size is unkown!
        if (_size < 0) {
            int length = 1;
            size = 0;
            while (length > 0) {
                length = _in.read(this.buffer);
                if (length > 0) {
                    out.write(this.buffer, 0, length);
                    size += length;
                }
            }
        } else {
            Long length = _size;
            while (length > 0) {
                final int readLength = length.intValue() < this.buffer.length ? length.intValue()
                        : this.buffer.length;
                _in.read(this.buffer, 0, readLength);
                out.write(this.buffer, 0, readLength);
                length -= readLength;
            }
        }
        if (getCompress().equals(Compress.GZIP) || getCompress().equals(Compress.ZIP)) {
            out.close();
        }
        tmpFile.close();
        setFileInfo(_fileName, size);
        return size;
    } catch (final IOException e) {
        VFSStoreResource.LOG.error("write of content failed", e);
        throw new EFapsException(VFSStoreResource.class, "write.IOException", e);
    }

}

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From source file:org.eobjects.analyzer.util.VfsResource.java

@Override
public void append(Action<OutputStream> appendCallback) throws ResourceException {
    try {//from   w  w w  .  j a  v a2  s. c o m
        FileContent content = _fileObject.getContent();
        OutputStream out = content.getOutputStream(true);
        try {
            appendCallback.run(out);
        } finally {
            FileHelper.safeClose(out);
        }
    } catch (Exception e) {
        throw new ResourceException(this, e);
    }
}

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From source file:org.pentaho.di.core.logging.Log4jFileAppenderTest.java

@Before
public void before() throws IOException {
    outputStream = mock(OutputStream.class);
    FileContent fileContent = mock(FileContent.class);
    when(fileContent.getOutputStream(anyBoolean())).thenReturn(outputStream);
    FileObject file = mock(FileObject.class);
    when(file.getContent()).thenReturn(fileContent);
    log4jFileAppender = new Log4jFileAppender(file);
}

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

/**
 * Create a file with Apache commons/* ww w .  j  av a2 s .com*/
 *
 * @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;
}

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