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

Introduction

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

Prototype

boolean exists() throws FileSystemException;

Source Link

Document

Determines if this file exists.

Usage

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

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

    FileObject metadataFile = getMetadataFile();
    if (metadataFile.exists() && metadataFile.getContent().getLastModifiedTime() != _timestampOfMetadataFile) {
        return true;
    }/*  w  w w. ja v  a  2s.co  m*/

    List<FileObject> files = getFileContainerFiles();
    Collections.sort(files, new FileNameComparator());

    FileObject file;
    List<String> existingFiles = new ArrayList<String>();

    // Check for new and updated files
    for (int i = 0; i < files.size(); i++) {
        file = (FileObject) files.get(i);
        if (isExcludedFileContainerFile(file)) {
            continue;
        }

        ContainerFile containerFile = getContainerFile(file);
        if (containerFile == null) {
            return true;
        } else if (existingFiles.contains(containerFile.getName().toLowerCase())) {

            // Possible on case-sensitive file systems. A file with same name and
            // different case has already been processed. Ignore this duplicate.
            issueWarning(file.getName().getPathDecoded());
            continue;
        } else {
            existingFiles.add(containerFile.getName().toLowerCase());
            if (containerFile.getTimestamp() != file.getContent().getLastModifiedTime()) {
                return true;
            }
        }
    }

    // Check for deleted files
    List<String> containerFiles = new ArrayList<String>(_files.keySet());
    containerFiles.removeAll(existingFiles);
    if (containerFiles.size() > 0) {
        return true;
    } else {
        return false;
    }

}

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();
    }// w  w w .j  a va2s  . com

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

}

From source file:de.innovationgate.wgpublisher.design.fs.AbstractDesignFile.java

private FileObject getOrCreateMetadataDir() throws FileSystemException, WGDesignSyncException {
    FileObject metadataDir = getMetadataDir();

    if (!metadataDir.exists() && metadataDir.getFileSystem().hasCapability(Capability.CREATE)) {
        metadataDir.createFolder();/*  ww w. j  a va2s  .com*/
    }

    return metadataDir;
}

From source file:de.innovationgate.wgpublisher.design.fs.AbstractDesignFile.java

protected FileObject getOrCreateMetadataFile()
        throws InstantiationException, IllegalAccessException, IOException, WGDesignSyncException {

    FileObject metadataFile = getMetadataFile();

    if (!metadataFile.exists() && metadataFile.getFileSystem().hasCapability(Capability.CREATE)) {
        getOrCreateMetadataDir();/*from   w w w.  ja v a 2  s. c  om*/
        createMetadataFile(metadataFile);
    }

    return metadataFile;
}

From source file:de.innovationgate.wgpublisher.design.fs.FileSystemDesignSource.java

public void createDesign(String designName) throws WGNotSupportedException, WGADesignCreationException {

    try {/*w  w  w  .j  ava2  s. c  om*/
        // Create the folder
        FileObject designDir = _dir.resolveFile(designName);
        if (designDir.exists()) {
            throw new WGADesignCreationException("A directory of name '" + designName + "' already exists");
        }
        designDir.createFolder();

        // Nuffin else to do .... initial deploy will do the rest
    } catch (Exception e) {
        throw new WGADesignCreationException("Exception creating file system design '" + designName + "'", e);
    }

}

From source file:de.innovationgate.wgpublisher.design.fs.FileSystemDesignSource.java

private CSConfig loadConfig(FileObject syncInfo) {

    try {/* w w  w.  j ava 2s  . c  o m*/
        if (syncInfo == null || !syncInfo.exists()) {
            return new CSConfig();
        }

        FileObject csConfig = syncInfo.getParent().resolveFile(SystemContainerManager.CSCONFIG_PATH);
        if (csConfig.exists()) {
            return CSConfig.load(csConfig);
        } else {
            return null;
        }
    } catch (Exception e) {
        _core.getLog().error("Exception loading design config", e);
        return null;
    }
}

From source file:de.innovationgate.wgpublisher.design.fs.FileSystemDesignSource.java

private OverlayData loadOverlayData(FileObject syncInfo) {

    try {//from w  w  w .jav a  2  s.  com
        if (syncInfo == null || !syncInfo.exists()) {
            return null;
        }

        FileObject overlayData = syncInfo.getParent().resolveFile(SystemContainerManager.OVERLAY_DATA_PATH);
        if (overlayData.exists()) {
            return OverlayData.load(overlayData);
        } else {
            return null;
        }
    } catch (Exception e) {
        _core.getLog().error("Exception loading overlay data", e);
        return null;
    }
}

From source file:com.sludev.commons.vfs.simpleshell.SimpleShell.java

/**
 * Does a 'cd' command./*w  w w .  j  ava2 s  .c  o  m*/
 * If the taget directory does not exist, a message is printed to <code>System.err</code>.
 */
public void cd(final String[] cmd) throws Exception {
    final String path;
    if (cmd.length > 1) {
        path = cmd[1];
    } else {
        path = System.getProperty("user.home");
    }

    // Locate and validate the folder
    FileObject tmp = mgr.resolveFile(cwd, path);
    if (tmp.exists()) {
        cwd = tmp;
    } else {
        System.out.println("Folder does not exist: " + tmp.getName());
    }
    System.out.println("Current folder is " + cwd.getName());
}

From source file:com.sludev.commons.vfs.simpleshell.SimpleShell.java

/**
 * Does a 'touch' command.//from ww  w  .  jav a 2s  . c o m
 * 
 * @param cmd
 * @throws java.lang.Exception
 */
public void touch(final String[] cmd) throws Exception {
    if (cmd.length < 2) {
        throw new Exception("USAGE: touch <path>");
    }
    final FileObject file = mgr.resolveFile(cwd, cmd[1]);
    if (!file.exists()) {
        file.createFile();
    }
    file.getContent().setLastModifiedTime(System.currentTimeMillis());
}

From source file:de.innovationgate.wgpublisher.design.fs.AbstractDesignFile.java

protected FileObject getFileContainerFile(String name) throws FileSystemException, WGDesignSyncException {

    // First step: Fast lookup for the given file in the given and lower case
    FileObject file = getCodeFile().resolveFile(name);
    if (file.exists()) {
        return (!isExcludedFileContainerFile(file) ? file : null);
    }/*  w  w w .j  ava  2 s  .co  m*/

    file = getCodeFile().resolveFile(name.toLowerCase());
    if (file.exists()) {
        return (!isExcludedFileContainerFile(file) ? file : null);
    }

    // Second step: Slow but case insensitive search for file 
    Iterator<FileObject> files = getFileContainerFiles().iterator();
    while (files.hasNext()) {
        file = files.next();
        if (file.getName().getBaseName().equalsIgnoreCase(name)) {
            return (!isExcludedFileContainerFile(file) ? file : null);
        }
    }

    return null;

}