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

List of usage examples for org.apache.commons.vfs FileObject exists

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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:com.pongasoft.kiwidoc.builder.doclet.SourceCodeParser.java

/**
 * Parses the sources using a doclet. It is ok to provide a big number of files, since it will
 * automatically be split in chunks.//from w w w.j av a2s  .c o m
 *
 * @param library the library to store the results
 * @param sources the sources
 * @return the number of processed files
 * @throws IOException if there is an issue reading the files
 */
public int parseSources(LibraryModelBuilder library, FileObject sources, String overviewFilename,
        FileObject javadoc, Collection<FileObject> dependencies) throws IOException, InternalException {
    DefaultFileSystemManager dfs = new DefaultFileSystemManager();
    dfs.addProvider("file", new DefaultLocalFileProvider());
    dfs.setReplicator(new DefaultFileReplicator(IOUtils.createTempDirectory("SourceCodeParser", "")));
    dfs.init();
    try {
        File localSources = dfs.getReplicator().replicateFile(sources, SourcesSelector.INSTANCE);

        sources = dfs.toFileObject(localSources);

        FileObject[] allSources = sources.findFiles(JavaSelector.INSTANCE);

        if (allSources == null || allSources.length == 0)
            return 0;

        List<String> sourcePath = new ArrayList<String>();

        for (FileObject sourceFile : allSources) {
            //        if(javadoc != null)
            //        {
            //          String name = sources.getName().getRelativeName(sourceFile.getName());
            //          name = name.substring(0, name.length() - JAVA_EXTENSION.length());
            //          name += HTML_EXTENSION;
            //          if(javadoc.resolveFile(name, NameScope.DESCENDENT).exists())
            //            sourcePath.add(sourceFile.getName().getPath());
            //        }
            //        else
            //        {
            //          sourcePath.add(sourceFile.getName().getPath());
            //        }
            sourcePath.add(sourceFile.getName().getPath());
        }

        List<String> deps = new ArrayList<String>();

        if (dependencies != null) {
            for (FileObject dependency : dependencies) {
                if (dependency.exists()) {
                    File localDependency = dfs.getReplicator().replicateFile(dependency,
                            DependenciesSelector.INSTANCE);
                    deps.add(localDependency.getCanonicalPath());
                }
            }
        }

        FileObject overviewFile = sources.resolveFile(overviewFilename, NameScope.CHILD);

        String overviewPath = null;
        if (overviewFile.exists())
            overviewPath = overviewFile.getName().getPath();

        parseSources(library, overviewPath, sourcePath, deps);

        return sourcePath.size();
    } finally {
        dfs.close();
    }
}

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testCreateFolder() throws FileSystemException {
    FileObject object = ROOT.resolveFile(FOLDER);
    assertFalse(object.exists());
    object.createFolder();//from  w  w  w  .ja  v  a 2s . c  o  m
    assertTrue(object.exists());
    assertEquals(FileType.FOLDER, object.getType());
}

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testCreateFile() throws IOException {
    FileObject object = ROOT.resolveFile(FILE);
    assertFalse(object.exists());
    OutputStream os = object.getContent().getOutputStream();
    os.write(0xfc);/*from   ww w . jav a2 s  . c o  m*/
    os.close();
    assertTrue(object.exists());
    assertEquals(FileType.FILE, object.getType());
}

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testMissingFile() throws FileSystemException {
    FileObject object = ROOT.resolveFile(FILE_NON_EXISTING);
    assertFalse(object.exists());
}

From source file:be.ibridge.kettle.job.entry.deletefile.JobEntryDeleteFile.java

public Result execute(Result prev_result, int nr, Repository rep, Job parentJob) {
    LogWriter log = LogWriter.getInstance();
    Result result = new Result(nr);
    result.setResult(false);//from  w  w  w. j a  va 2  s .c o m

    if (filename != null) {
        String realFilename = getRealFilename();

        FileObject fileObject = null;
        try {
            fileObject = KettleVFS.getFileObject(realFilename);

            if (!fileObject.exists()) {
                if (isFailIfFileNotExists()) {
                    // File doesn't exist and fail flag is on.
                    result.setResult(false);
                    log.logError(toString(), "File [" + realFilename + "] doesn't exist, failing.");
                } else {
                    // File already deleted, no reason to try to delete it
                    result.setResult(true);
                    log.logBasic(toString(), "File [" + realFilename + "] already deleted.");
                }
            } else {
                boolean deleted = fileObject.delete();
                if (!deleted) {
                    log.logError(toString(), "Could not delete file [" + realFilename + "].");
                    result.setResult(false);
                    result.setNrErrors(1);
                }
                log.logBasic(toString(), "File [" + realFilename + "] deleted!");
                result.setResult(true);
            }
        } catch (IOException e) {
            log.logError(toString(),
                    "Could not delete file [" + realFilename + "], exception: " + e.getMessage());
            result.setResult(false);
            result.setNrErrors(1);
        } finally {
            if (fileObject != null) {
                try {
                    fileObject.close();
                } catch (IOException ex) {
                }
                ;
            }
        }
    } else {
        log.logError(toString(), "No filename is defined.");
    }

    return result;
}

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testCreateEmptyFile() throws IOException {
    FileObject object = ROOT.resolveFile(FILE + ".empty");
    assertFalse(object.exists());
    object.createFile();//from   w ww  .j  av a 2  s  .  c o  m
    assertTrue(object.exists());
    assertEquals(FileType.FILE, object.getType());
}

From source file:com.panet.imeta.job.entries.createfolder.JobEntryCreateFolder.java

public Result execute(Result previousResult, int nr, Repository rep, Job parentJob) {
    LogWriter log = LogWriter.getInstance();
    Result result = previousResult;
    result.setResult(false);/*  w ww. ja va2s. c om*/

    if (foldername != null) {
        String realFoldername = getRealFoldername();
        FileObject FolderObject = null;
        try {
            FolderObject = KettleVFS.getFileObject(realFoldername);

            if (FolderObject.exists()) {
                boolean isFolder = false;

                //Check if it's a folder
                if (FolderObject.getType() == FileType.FOLDER)
                    isFolder = true;

                if (isFailOfFolderExists()) {
                    // Folder exists and fail flag is on.
                    result.setResult(false);
                    if (isFolder)
                        log.logError(toString(), "Folder [" + realFoldername + "] exists, failing.");
                    else
                        log.logError(toString(), "File [" + realFoldername + "] exists, failing.");
                } else {
                    // Folder already exists, no reason to try to create it
                    result.setResult(true);
                    if (log.isDetailed())
                        log.logDetailed(toString(),
                                "Folder [" + realFoldername + "] already exists, not recreating.");
                }

            } else {
                //  No Folder yet, create an empty Folder.
                FolderObject.createFolder();
                if (log.isDetailed())
                    log.logDetailed(toString(), "Folder [" + realFoldername + "] created!");
                result.setResult(true);
            }
        } catch (IOException e) {
            log.logError(toString(),
                    "Could not create Folder [" + realFoldername + "], exception: " + e.getMessage());
            result.setResult(false);
            result.setNrErrors(1);
        } finally {
            if (FolderObject != null) {
                try {
                    FolderObject.close();
                } catch (IOException ex) {
                }
                ;
            }
        }
    } else {
        log.logError(toString(), "No Foldername is defined.");
    }

    return result;
}

From source file:com.thinkberg.vfs.s3.tests.S3FileProviderTest.java

public void testDeleteFile() throws FileSystemException {
    FileObject object = ROOT.resolveFile(FILE);
    object.delete();//from  w  ww  .  j  a va 2 s  .  c o  m
    assertFalse(object.exists());
}

From source file:com.panet.imeta.job.entries.createfile.JobEntryCreateFile.java

public Result execute(Result previousResult, int nr, Repository rep, Job parentJob) throws KettleException {
    LogWriter log = LogWriter.getInstance();
    Result result = previousResult;
    result.setResult(false);/*  w  w  w. j  a va  2 s.com*/

    if (filename != null) {
        String realFilename = getRealFilename();
        FileObject fileObject = null;
        try {
            fileObject = KettleVFS.getFileObject(realFilename);

            if (fileObject.exists()) {
                if (isFailIfFileExists()) {
                    // File exists and fail flag is on.
                    result.setResult(false);
                    log.logError(toString(), "File [" + realFilename + "] exists, failing.");
                } else {
                    // File already exists, no reason to try to create it
                    result.setResult(true);
                    log.logBasic(toString(), "File [" + realFilename + "] already exists, not recreating.");
                }
                // add filename to result filenames if needed
                if (isAddFilenameToResult())
                    addFilenameToResult(realFilename, log, result, parentJob);
            } else {
                //  No file yet, create an empty file.
                fileObject.createFile();
                log.logBasic(toString(), "File [" + realFilename + "] created!");
                // add filename to result filenames if needed
                if (isAddFilenameToResult())
                    addFilenameToResult(realFilename, log, result, parentJob);
                result.setResult(true);
            }
        } catch (IOException e) {
            log.logError(toString(),
                    "Could not create file [" + realFilename + "], exception: " + e.getMessage());
            result.setResult(false);
            result.setNrErrors(1);
        } finally {
            if (fileObject != null) {
                try {
                    fileObject.close();
                } catch (IOException ex) {
                }
                ;
            }
        }
    } else {
        log.logError(toString(), "No filename is defined.");
    }

    return result;
}

From source file:com.panet.imeta.job.entries.deleteresultfilenames.JobEntryDeleteResultFilenames.java

public Result execute(Result previousResult, int nr, Repository rep, Job parentJob) {
    LogWriter log = LogWriter.getInstance();
    Result result = previousResult;
    result.setResult(false);/*ww w.  ja  v  a 2 s. c o m*/

    if (previousResult != null) {
        try {
            int size = previousResult.getResultFiles().size();
            if (log.isBasic())
                log.logBasic(toString(),
                        Messages.getString("JobEntryDeleteResultFilenames.log.FilesFound", "" + size));
            if (!specifywildcard) {
                // Delete all files
                previousResult.getResultFiles().clear();
                if (log.isDetailed())
                    log.logDetailed(toString(),
                            Messages.getString("JobEntryDeleteResultFilenames.log.DeletedFiles", "" + size));
            } else {

                List<ResultFile> resultFiles = result.getResultFilesList();
                if (resultFiles != null && resultFiles.size() > 0) {
                    for (Iterator<ResultFile> it = resultFiles.iterator(); it.hasNext()
                            && !parentJob.isStopped();) {
                        ResultFile resultFile = (ResultFile) it.next();
                        FileObject file = resultFile.getFile();
                        if (file != null && file.exists()) {
                            if (CheckFileWildcard(file.getName().getBaseName(), environmentSubstitute(wildcard),
                                    true)
                                    && !CheckFileWildcard(file.getName().getBaseName(),
                                            environmentSubstitute(wildcardexclude), false)) {
                                // Remove file from result files list
                                result.getResultFiles().remove(resultFile.getFile().toString());

                                if (log.isDetailed())
                                    log.logDetailed(toString(), Messages.getString(
                                            "JobEntryDeleteResultFilenames.log.DeletedFile", file.toString()));
                            }

                        }
                    }
                }
            }
            result.setResult(true);
        } catch (Exception e) {
            log.logError(toString(), Messages.getString("JobEntryDeleteResultFilenames.Error", e.toString()));
        }
    }
    return result;
}