Example usage for com.mongodb BasicDBObjectBuilder start

Introduction

In this page you can find the example usage for com.mongodb BasicDBObjectBuilder start.

Prototype

public static BasicDBObjectBuilder start()

Source Link

Document

Creates a builder intialized with an empty document.

Usage

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Delete a folder entry based on the folder ID
 * // ww  w  .  j a  va  2 s .  c  o m
 * @param id                the folder ID
 */
public int deleteFolder(String context, String path, boolean cascade) {
    int deleted = 0;
    // Delete primary
    {
        DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PATH, path)
                .get();
        WriteResult wr = collection.remove(queryObj);
        deleted += wr.getN();
    }
    // Cascade
    if (cascade) {
        DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).push(FIELD_PATH)
                .add("$regex", "^" + path + "/").pop().get();
        WriteResult wr = collection.remove(queryObj);
        deleted += wr.getN();
    }
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Deleted folder: \n" + "   Context:        " + context + "\n" + "   Path:           "
                + path + "\n" + "   Cascade:        " + cascade + "\n" + "   Deleted:        " + deleted);
    }
    return deleted;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Retrieve a folder by the ID/*from w  w  w.  j  a  va  2 s.  c o  m*/
 * 
 * @param id                the folder id
 * @return                  the folder data or <tt>null</tt> if it does not exist
 */
public FolderData getFolder(String id) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_ID, id).get();
    DBObject folderDataObj = collection.findOne(queryObj);
    FolderData folderData = fromDBObject(folderDataObj);
    return folderData;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Retrieve a folder by the path/*from  w  ww. ja  v a  2 s.  c  o m*/
 * 
 * @param context           the context in which the folder path is valid (mandatory)
 * @param path              the folder path relative to the given context
 * @return                  the folder data or <tt>null</tt> if it does not exist
 */
public FolderData getFolder(String context, String path) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PATH, path).get();
    DBObject folderDataObj = collection.findOne(queryObj);
    FolderData folderData = fromDBObject(folderDataObj);
    return folderData;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Increment the count of the subfolders in a folder.
 * /*from  w w w. j a  va  2 s  .c om*/
 * @param context           the context in which the folder path is valid (mandatory)
 * @param path              the folder path relative to the given context
 * @param fileCountInc      the file count increment (can be negative)
 */
public void incrementFolderCount(String context, String path, long folderCountInc) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PATH, path).get();
    DBObject updateObj = BasicDBObjectBuilder.start().push("$inc").add(FIELD_FOLDER_COUNT, folderCountInc).pop()
            .get();
    WriteResult result = collection.update(queryObj, updateObj);
    if (result.getN() != 1) {
        throw new RuntimeException("Failed to update folder's subfolder count: \n" + "   Context:  " + context
                + "\n" + "   Path:     " + path + "\n" + "   Result:   " + result);
    }
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Incremented the subfolder count on " + context + "/" + path + " by " + folderCountInc);
    }
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Increment the count of the files in a folder.
 * /*from  ww  w .j av  a 2  s . com*/
 * @param context           the context in which the folder path is valid (mandatory)
 * @param path              the folder path relative to the given context
 * @param fileCountInc      the file count increment (can be negative)
 */
public void incrementFileCount(String context, String path, long fileCountInc) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PATH, path).get();
    DBObject updateObj = BasicDBObjectBuilder.start().push("$inc").add(FIELD_FILE_COUNT, fileCountInc).pop()
            .get();
    WriteResult result = collection.update(queryObj, updateObj);
    if (result.getN() != 1) {
        throw new RuntimeException("Failed to update folder's file count: \n" + "   Context:  " + context + "\n"
                + "   Path:     " + path + "\n" + "   Result:   " + result);
    }
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Incremented the file count on " + context + "/" + path + " by " + fileCountInc);
    }
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Produces a count of the folders that have the given context and path as a <b>parent</b> folder.
 * <p/>//from  w  ww.j a  va  2s .c o m
 * If the following files exist:
 * <pre>
 *      /home/tests/a
 *      /home/tests/b
 * </pre>
 * then the counts for:
 * <pre>
 *      /home/tests
 * </pre>
 * will be <tt>2</tt>
 * 
 * @return      the folder count
 */
public long countChildFolders(String context, String path) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PARENT_PATH, path)
            .get();
    long count = collection.count(queryObj);
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Count of children for " + context + path + ": " + count);
    }
    return count;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Count folders without either subfolders or files
 * //w ww.  j  av a 2  s  . com
 * @return                  count of folders without subfolders or files
 */
public long countEmptyFolders(String context) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_FOLDER_COUNT, 0L)
            .add(FIELD_FILE_COUNT, 0L).get();
    long count = collection.count(queryObj);
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("There are " + count + " empty folders in context '" + context + "'.");
    }
    return count;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Get a list of folders that have the given context and path as a <b>parent</b> folder.
 * <p/>/* w  w w .j  a  va2 s .  c o  m*/
 * If the path given is:
 * <pre>
 *      /home/tests
 * </pre>
 * then the following results can be returned:
 * <pre>
 *      /home/tests/a
 *      /home/tests/b
 * </pre>
 * 
 * @param context           the context in which the folder path is valid (mandatory)
 * @param path              the path that will be the parent of all child folders returned
 * @param skip              the number of entries to skip
 * @param limit             the number of entries to return
 * @return                  the child folders
 */
public List<FolderData> getChildFolders(String context, String path, int skip, int limit) {
    DBObject queryObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, context).add(FIELD_PARENT_PATH, path)
            .get();
    DBObject sortObj = BasicDBObjectBuilder.start().add(FIELD_CONTEXT, 1).add(FIELD_PARENT_PATH, 1).get();
    DBCursor cursor = collection.find(queryObj).sort(sortObj).skip(skip).limit(limit);
    List<FolderData> results = fromDBCursor(cursor);
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Found " + results.size() + " results in folder " + context + path);
    }
    return results;
}

From source file:org.alfresco.bm.cm.FileFolderService.java

License:Open Source License

/**
 * Get a list of folders filtered by the number of child files and/or folders, returning
 * results sorted according to the parameters supplied.
 * <p/>//from ww  w  .ja  v  a2s .  com
 * Apart from the context, all parametes are optional.  However, for best performance,
 * do not mix the file and folder levels; the underlying query performance will be OK
 * but the sorting will not be ideal.
 * <p/>
 * The sort precedence is <b>folderCount-fileCount</b>.
 * 
 * @param context           the context in which the folder path is valid (mandatory)
 * @param minLevel          the minimum folder level to consider (inclusive, optional)
 * @param maxLevel          the maximum folder level to consider (inclusive, optional)
 * @param minFiles          the minimum number of files in the folder (inclusive, optional)
 * @param maxFiles          the maximum number of files in the folder (inclusive, optional)
 * @param skip              the number of entries to skip
 * @param limit             the number of entries to return
 * @return                  the folders with the correct number of children
 */
public List<FolderData> getFoldersByCounts(String context, Long minLevel, Long maxLevel, Long minFolders,
        Long maxFolders, Long minFiles, Long maxFiles, int skip, int limit) {
    if (context == null) {
        throw new IllegalArgumentException();
    }

    BasicDBObjectBuilder queryObjBuilder = BasicDBObjectBuilder.start();
    BasicDBObjectBuilder sortObjBuilder = BasicDBObjectBuilder.start();

    queryObjBuilder.add(FIELD_CONTEXT, context);
    if (minLevel != null || maxLevel != null) {
        queryObjBuilder.push(FIELD_LEVEL);
        {
            if (minLevel != null) {
                queryObjBuilder.add("$gte", minLevel);
            }
            if (maxLevel != null) {
                queryObjBuilder.add("$lte", maxLevel);
            }
            // No sorting by level!
        }
        queryObjBuilder.pop();
    }
    if (minFolders != null || maxFolders != null) {
        queryObjBuilder.push(FIELD_FOLDER_COUNT);
        {
            if (minFolders != null) {
                queryObjBuilder.add("$gte", minFolders);
            }
            if (maxFolders != null) {
                queryObjBuilder.add("$lte", maxFolders);
            }
            // We have to sort by the counts
            sortObjBuilder.add(FIELD_FOLDER_COUNT, 1);
        }
        queryObjBuilder.pop();
    }
    if (minFiles != null || maxFiles != null) {
        queryObjBuilder.push(FIELD_FILE_COUNT);
        {
            if (minFiles != null) {
                queryObjBuilder.add("$gte", minFiles);
            }
            if (maxFiles != null) {
                queryObjBuilder.add("$lte", maxFiles);
            }
            // We have to sort by the counts
            sortObjBuilder.add(FIELD_FILE_COUNT, 1);
        }
        queryObjBuilder.pop();
    }
    DBObject queryObj = queryObjBuilder.get();
    DBObject sortObj = sortObjBuilder.get();

    DBCursor cursor = collection.find(queryObj).sort(sortObj).skip(skip).limit(limit);
    List<FolderData> results = fromDBCursor(cursor);
    // Done
    if (logger.isDebugEnabled()) {
        logger.debug("Found " + results.size() + " results for file counts: \n" + "   context:    " + context
                + "\n" + "   minLevel:   " + minLevel + "\n" + "   maxLevel:   " + maxLevel + "\n"
                + "   minFiles:   " + minFiles + "\n" + "   maxFiles:   " + maxFiles + "\n" + "   skip:       "
                + skip + "\n" + "   limit:      " + limit);
    }
    return results;
}

From source file:org.alfresco.bm.cmis.AbstractCMISEventProcessor.java

License:Open Source License

public final EventResult processEvent(Event event) throws Exception {
    try {/*from  w  w  w  . j  a  v a  2s .c om*/
        return processCMISEvent(event);
    } catch (CmisRuntimeException e) {
        String error = e.getMessage();
        String stack = ExceptionUtils.getStackTrace(e);
        // Grab the CMIS information
        DBObject data = BasicDBObjectBuilder.start().append("msg", error).append("stack", stack)
                .push("cmisFault").append("code", "" + e.getCode()) // BigInteger is not Serializable
                .append("errorContent", e.getErrorContent()).pop().get();

        // Build failure result
        return new EventResult(data, false);
    } catch (Exception genEx) {
        if (logger.isDebugEnabled()) {
            logger.debug("General exception in CMIS benchmark.", genEx);
        }
        throw genEx;
    }
}