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

Introduction

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

Prototype

public boolean exists() throws FileSystemException;

Source Link

Document

Determines if this file exists.

Usage

From source file:egovframework.rte.fdl.filehandling.EgovFileUtil.java

/**
 * <p>/*w  w w.  j av  a  2s. co  m*/
 *  ? ?? ?  ??.
 * </p>
 * @param source
 *        <code>String</code>
 * @param target
 *        <code>String</code>
 * @throws Exception
 */
public static void mv(String source, String target) throws Exception {

    try {
        final FileObject src = manager.resolveFile(basefile, source);
        FileObject dest = manager.resolveFile(basefile, target);

        if (dest.exists() && dest.getType() == FileType.FOLDER) {
            dest = dest.resolveFile(src.getName().getBaseName());
        }

        src.moveTo(dest);
    } catch (FileSystemException fse) {
        log.error(fse.toString());
        ;
        throw new FileSystemException(fse);
    }
}

From source file:egovframework.rte.fdl.filehandling.EgovFileUtil.java

/**
 * <p>/*  ww w.j ava2s .  c  o m*/
 * ?? ?  ? .
 * </p>
 * @param filepath
 *        <code>String</code>
 * @return
 * @throws Exception
 */
public static long touch(final String filepath) throws Exception {

    long currentTime = 0;
    final FileObject file = manager.resolveFile(basefile, filepath);

    if (!file.exists()) {
        file.createFile();
    }

    file.getContent().setLastModifiedTime(currentTime = System.currentTimeMillis());

    return currentTime;
}

From source file:com.panet.imeta.core.vfs.KettleVFS.java

public static FileObject createTempFile(String prefix, String suffix, String directory) throws IOException {
    FileObject fileObject;
    do {/*w w w.j a va 2 s .c  o m*/
        // Build temporary file name using UUID to ensure uniqueness. Old mechanism would fail using Sort Rows (for example)
        // when there multiple nodes with multiple JVMs on each node. In this case, the temp file names would end up being
        // duplicated which would cause the sort to fail.
        String filename = new StringBuffer(50).append(directory).append('/').append(prefix).append('_')
                .append(UUIDUtil.getUUIDAsString()).append(suffix).toString();
        fileObject = getFileObject(filename);
    } while (fileObject.exists());
    return fileObject;
}

From source file:com.thinkberg.webdav.OptionsHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    response.setHeader("DAV", "1, 2");

    String path = request.getPathInfo();
    StringBuffer options = new StringBuffer();
    FileObject object = VFSBackend.resolveFile(path);
    if (object.exists()) {
        options.append("OPTIONS, GET, HEAD, POST, DELETE, TRACE, COPY, MOVE, LOCK, UNLOCK, PROPFIND");
        if (FileType.FOLDER.equals(object.getType())) {
            options.append(", PUT");
        }/*  ww w  .  j a  v  a  2  s  . c  o m*/
    } else {
        options.append("OPTIONS, MKCOL, PUT, LOCK");
    }
    response.setHeader("Allow", options.toString());

    // see: http://www-128.ibm.com/developerworks/rational/library/2089.html
    response.setHeader("MS-Author-Via", "DAV");
}

From source file:com.thinkberg.webdav.HeadHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    FileObject object = VFSBackend.resolveFile(request.getPathInfo());

    if (object.exists()) {
        if (FileType.FOLDER.equals(object.getType())) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
        } else {//from  ww  w.  j av a  2s. co m
            setHeader(response, object.getContent());
        }
    } else {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
}

From source file:com.thinkberg.moxo.dav.OptionsHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    response.setHeader("DAV", "1, 2");

    String path = request.getPathInfo();
    StringBuffer options = new StringBuffer();
    FileObject object = getResourceManager().getFileObject(path);
    if (object.exists()) {
        options.append("OPTIONS, GET, HEAD, POST, DELETE, TRACE, COPY, MOVE, LOCK, UNLOCK, PROPFIND");
        if (FileType.FOLDER.equals(object.getType())) {
            options.append(", PUT");
        }//w ww  . ja v  a  2s .  co m
    } else {
        options.append("OPTIONS, MKCOL, PUT, LOCK");
    }
    response.setHeader("Allow", options.toString());

    // see: http://www-128.ibm.com/developerworks/rational/library/2089.html
    response.setHeader("MS-Author-Via", "DAV");
}

From source file:com.thinkberg.moxo.dav.HeadHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    FileObject object = getResourceManager().getFileObject(request.getPathInfo());

    if (object.exists()) {
        if (FileType.FOLDER.equals(object.getType())) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
        } else {/*from   w ww .  ja v a2s .  c o m*/
            setHeader(response, object.getContent());
        }
    } else {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
}

From source file:com.thinkberg.webdav.GetHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    FileObject object = VFSBackend.resolveFile(request.getPathInfo());

    if (object.exists()) {
        if (FileType.FOLDER.equals(object.getType())) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
            return;
        }/*  www .  j av  a2  s.  c o  m*/

        setHeader(response, object.getContent());

        InputStream is = object.getContent().getInputStream();
        OutputStream os = response.getOutputStream();
        Util.copyStream(is, os);
        is.close();
    } else {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
}

From source file:com.thinkberg.moxo.dav.GetHandler.java

public void service(HttpServletRequest request, HttpServletResponse response) throws IOException {
    FileObject object = getResourceManager().getFileObject(request.getPathInfo());

    if (object.exists()) {
        if (FileType.FOLDER.equals(object.getType())) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
            return;
        }//from www.j  av a 2  s.  c  o m

        setHeader(response, object.getContent());

        InputStream is = object.getContent().getInputStream();
        OutputStream os = response.getOutputStream();
        Util.copyStream(is, os);
        is.close();
    } else {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
}

From source file:com.pongasoft.kiwidoc.builder.AbstractContentHandler.java

/**
 * @return <code>true</code> if the content for the given resource exists
 * @throws StoreException if there is a problem
 *//*from   www  .java2 s  . c om*/
public boolean exists(R resource) throws StoreException {
    if (resource == null)
        return false;

    try {
        FileObject resourceFile = getResourceFile(resource);
        return resourceFile.exists() && doExists(resourceFile);
    } catch (FileSystemException e) {
        throw new StoreException(e);
    }
}