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

Introduction

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

Prototype

FileContent getContent() throws FileSystemException;

Source Link

Document

Returns this file's content.

Usage

From source file:edu.scripps.fl.pubchem.app.RelationDownloader.java

public void call() throws Exception {
    Pattern pattern = Pattern.compile("^AID(\\d+)\\s+AID(\\d+)$");

    FileObject folder = VFS.getManager().resolveFile(assayNeighborURL);
    for (FileObject rFile : folder.getChildren()) {
        String name = rFile.getName().getBaseName();
        log.info("Processing file: " + name);
        BufferedReader reader = new BufferedReader(new InputStreamReader(rFile.getContent().getInputStream()));
        String line = null;/*from   ww  w .  j a  va  2 s.  c o m*/
        long lastFrom = 0;
        List<Relation> relations = new ArrayList(100);
        while (null != (line = reader.readLine())) {
            Matcher matcher = pattern.matcher(line);
            if (!matcher.matches())
                throw new java.lang.UnsupportedOperationException("Cannot determine AIDs from line: " + line);
            long from = Long.parseLong(matcher.group(1));
            long to = Long.parseLong(matcher.group(2));
            if (lastFrom == 0) // very first time only.
                lastFrom = from;
            if (from != lastFrom) { // when we change to the next aid in the file
                update(from, name, relations);
                PubChemDB.getSession().clear();
                lastFrom = from;
            }
            Relation relation = new Relation();
            relation.setFromDb("pcassay");
            relation.setToDb("pcassay");
            relation.setFromId(from);
            relation.setToId(to);
            relation.setRelationName(name);
            relations.add(relation);
        }
        update(lastFrom, name, relations);
    }
}

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From source file:com.stratuscom.harvester.liaison.VirtualFileSystemConfiguration.java

public VirtualFileSystemConfiguration(String[] options, ClassLoader cl) throws ConfigurationException {

    /* no options; just delegate. */
    if (options == null || options.length == 0) {
        delegate = new MyConfigurationFile(options, cl);
        return;/*  www.j  a va2  s.c o  m*/
    }

    /* No file called for; just delegate. */
    if (Strings.DASH.equals(options[0])) {
        delegate = new MyConfigurationFile(options, cl);
        return;
    }

    /* Else, find the configuration file inside the working directory and
    open it.
    TODO: Should probably check to make sure that the supplied file
    name does not include absolute path or '..' path, i.e. make sure
    that the resolved file is actually a descendant of the working
    directory.
     */
    Reader reader = null;
    try {
        FileObject configFile = rootDirectory.resolveFile(options[0]);
        reader = new InputStreamReader(configFile.getContent().getInputStream());
        delegate = new MyConfigurationFile(reader, options, cl);
    } catch (FileSystemException ex) {
        throw new ConfigurationNotFoundException(options[0], ex);
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException ex) {
                throw new ConfigurationException(Strings.ERROR_CLOSING_FILE, ex);
            }
        }
    }

}

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From source file:de.innovationgate.wgpublisher.design.sync.DesignDeployment.java

public boolean isUpdated()
        throws InstantiationException, IllegalAccessException, IOException, WGDesignSyncException {

    FileObject metadataFile = getMetadataFile();
    FileObject codeFile = getCodeFile();

    if (_codeFileSize == -1) {
        _codeFileSize = codeFile.getContent().getSize();
    }//from  w w w .  j  a v  a  2 s .co m

    return ((metadataFile.exists()
            && metadataFile.getContent().getLastModifiedTime() != _timestampOfMetadataFile)
            || codeFile.getContent().getLastModifiedTime() != _timestampOfCodeFile
            || codeFile.getContent().getSize() != _codeFileSize);

}

---

From source file:de.innovationgate.wgpublisher.design.sync.DesignDeployment.java

public void resetUpdateInformation()
        throws InstantiationException, IllegalAccessException, IOException, WGDesignSyncException {
    _timestampOfCodeFile = getCodeFile().getContent().getLastModifiedTime();
    _codeFileSize = getCodeFile().getContent().getSize();
    FileObject metadataFile = getMetadataFile();
    if (metadataFile.exists()) {
        _timestampOfMetadataFile = metadataFile.getContent().getLastModifiedTime();
    }//from   www.  j ava  2s  .  c  om
}

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From source file:gridool.sqlet.catalog.MapReduceConf.java

public void loadReducers(String uri) throws SqletException {
    if (uri.endsWith(".csv") || uri.endsWith(".CSV")) {
        final InputStream is;
        try {/* w w w . ja  v a 2 s.co  m*/
            FileSystemManager fsManager = VFS.getManager();
            FileObject fileObj = fsManager.resolveFile(uri);
            FileContent fileContent = fileObj.getContent();
            is = fileContent.getInputStream();
        } catch (FileSystemException e) {
            throw new SqletException(SqletErrorType.configFailed, "failed to load a file: " + uri, e);
        }
        InputStreamReader reader = new InputStreamReader(new FastBufferedInputStream(is));
        HeaderAwareCsvReader csvReader = new HeaderAwareCsvReader(reader, ',', '"');

        final Map<String, Integer> headerMap;
        try {
            headerMap = csvReader.parseHeader();
        } catch (IOException e) {
            throw new SqletException(SqletErrorType.configFailed, "failed to parse a header: " + uri, e);
        }

        final int[] fieldIndexes = toFieldIndexes(headerMap);
        while (csvReader.next()) {
            String id = csvReader.get(fieldIndexes[0]);
            String nodeStr = csvReader.get(fieldIndexes[1]);
            String dbUrl = csvReader.get(fieldIndexes[2]);
            String user = csvReader.get(fieldIndexes[3]);
            String password = csvReader.get(fieldIndexes[4]);
            String xferPortStr = csvReader.get(fieldIndexes[5]);
            String shuffleDataSinkStr = csvReader.get(fieldIndexes[6]);
            String[] shuffleDataSink = FileUtils.parsePathExpressions(shuffleDataSinkStr, ",");

            Preconditions.checkNotNull(id, nodeStr);

            GridNode hostNode = GridUtils.getNode(nodeStr);
            int xferPort = (xferPortStr == null || xferPortStr.isEmpty()) ? GridXferService.DEFAULT_RECV_PORT
                    : Integer.parseInt(xferPortStr);
            Reducer r = new Reducer(id, hostNode, dbUrl, user, password, xferPort, shuffleDataSink);
            reducers.add(r);
        }
    } else {
        throw new IllegalArgumentException("Unsupported URI: " + uri);
    }
}

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From source file:mondrian.spi.impl.ApacheVfs2VirtualFileHandler.java

public InputStream readVirtualFile(String url) throws FileSystemException {
    // Treat catalogUrl as an Apache VFS (Virtual File System) URL.
    // VFS handles all of the usual protocols (http:, file:)
    // and then some.
    FileSystemManager fsManager = VFS.getManager();
    if (fsManager == null) {
        throw Util.newError("Cannot get virtual file system manager");
    }//from w  ww .  j  a  v a  2  s.  co m

    File userDir = new File("").getAbsoluteFile();
    FileObject file = fsManager.resolveFile(userDir, url);
    FileContent fileContent = null;
    try {
        if (!file.isReadable()) {
            throw Util.newError("Virtual file is not readable: " + url);
        }

        fileContent = file.getContent();
    } finally {
        file.close();
    }

    if (fileContent == null) {
        throw Util.newError("Cannot get virtual file content: " + url);
    }

    return fileContent.getInputStream();
}

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From source file:com.googlecode.japi.checker.cli.Main.java

private File writeToTempFile(FileObject fo) throws IOException {
    File temp = File.createTempFile("lib-", fo.getName().getExtension());
    temp.deleteOnExit();/*w w  w .  j  av  a2s.c  o  m*/
    InputStream is = fo.getContent().getInputStream();
    OutputStream os = new FileOutputStream(temp);
    int c = 0;
    try {
        while ((c = is.read()) != -1) {
            os.write(c);
        }
    } finally {
        os.close();
        is.close();
    }
    return temp;
}

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From source file:com.streamsets.pipeline.stage.origin.remote.FTPRemoteDownloadSourceDelegate.java

long populateMetadata(String remotePath, Map<String, Object> metadata) throws IOException {
    FileObject fileObject = getChild(remotePath);
    long size = fileObject.getContent().getSize();
    metadata.put(HeaderAttributeConstants.SIZE, size);
    metadata.put(HeaderAttributeConstants.LAST_MODIFIED_TIME, getModTime(fileObject));
    metadata.put(RemoteDownloadSource.CONTENT_TYPE, fileObject.getContent().getContentInfo().getContentType());
    metadata.put(RemoteDownloadSource.CONTENT_ENCODING,
            fileObject.getContent().getContentInfo().getContentEncoding());
    return size;/* w w  w .j a  v a 2  s  . co  m*/
}

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From source file:com.ewcms.publication.deploy.provider.DeployOperatorBaseTest.java

@Test
public void testCopyFileBytes() throws Exception {

    String rootPath = System.getProperty("java.io.tmpdir", "/tmp");
    DeployOperatorable operator = new DeployOperatorBaseImpl.Builder().setPath(rootPath).build();
    DeployOperatorBaseImpl operatorImpl = (DeployOperatorBaseImpl) operator;

    String content = "test-byte";
    operatorImpl.copy(content.getBytes(), "/docuemnt/2/write.jpg");
    FileObject fileObject = operatorImpl.getFileObject();

    ByteArrayOutputStream stream = (ByteArrayOutputStream) fileObject.getContent().getOutputStream();
    Assert.assertEquals(content.getBytes().length, stream.size());
}

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From source file:com.ewcms.publication.deploy.provider.DeployOperatorBaseTest.java

@Test
public void testCopyFilePath() throws Exception {

    String rootPath = System.getProperty("java.io.tmpdir", "/tmp");
    DeployOperatorable operator = new DeployOperatorBaseImpl.Builder().setPath(rootPath).build();
    DeployOperatorBaseImpl operatorImpl = (DeployOperatorBaseImpl) operator;

    String source = DeployOperatorBaseTest.class.getResource("write.jpg").getPath();
    operatorImpl.copy(source, "/docuemnt/1/write.jpg");
    FileObject fileObject = operatorImpl.getFileObject();

    ByteArrayOutputStream content = (ByteArrayOutputStream) fileObject.getContent().getOutputStream();
    Assert.assertEquals(335961, content.size());
}

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