Package com.logicaldoc.core.document

Interface DocumentDAO

All Superinterfaces:
PersistentObjectDAO<Document>
All Known Implementing Classes:
HibernateDocumentDAO
public interface DocumentDAO extends PersistentObjectDAO<Document>
This class is a DAO-service for documents.
Version:
1.0
Author:
Michael Scholz, Marco Meschieri

  • Method Details

    • findDocument

      Document findDocument(long docId) throws PersistenceException
      This method finds a document by the ID and if it is an alias the referenced document is returned instead.
      Parameters:
      docId - ID of the document(or the alias)
      Returns:
      Document with given ID
      Throws:
      PersistenceException - an error happened in the database

    • findByCustomId

      Document findByCustomId(String customId, long tenantId) throws PersistenceException
      This method finds a document by the custom ID.
      Parameters:
      customId - custom ID of the document.
      tenantId - ID of the contained tenant.
      Returns:
      Document with given ID.
      Throws:
      PersistenceException - error at data layer

    • findByUserId

      List<Long> findByUserId(long userId) throws PersistenceException
      Finds all documents for a user.
      Parameters:
      userId - ID of the user.
      Returns:
      Collection of all documentId required for the specified user.
      Throws:
      PersistenceException - error at data layer

    • findDocIdByFolder

      List<Long> findDocIdByFolder(long folderId, Integer max) throws PersistenceException
      Finds all document ids inside the given folder.
      Parameters:
      folderId - Folder identifier
      max - Optional, maximum number of returned elements
      Returns:
      Collection of all document id in the folder.
      Throws:
      PersistenceException - error at data layer

    • findByFolder

      List<Document> findByFolder(long folderId, Integer max) throws PersistenceException
      Finds all documents direct children of the given folder.
      Parameters:
      folderId - Folder identifier
      max - Optional, defines the maximum records number
      Returns:
      Collection of all documents in the folder
      Throws:
      PersistenceException - error at data layer

    • findByLockUserAndStatus

      List<Document> findByLockUserAndStatus(Long userId, DocumentStatus status)
      Finds all document of0 the specified status and locked by the specified user
      Parameters:
      userId - The user id(optional)
      status - The status(optional)
      Returns:
      Collection of all Documents locked by the specified user and of the specified status.

    • findLastModifiedByUserId

      List<Document> findLastModifiedByUserId(long userId, int max) throws PersistenceException
      Finds a max number of documents last modified by an user.
      Parameters:
      userId - ID of the user.
      max - maximum number of returned elements
      Returns:
      Collection of the last documents changed by the specified user.
      Throws:
      PersistenceException - error at data layer

    • findLastDownloadsByUserId

      List<Document> findLastDownloadsByUserId(long userId, int max) throws PersistenceException
      Finds the last downloaded documents by the given user
      Parameters:
      userId - id of the user
      max - maximum number of returned elements
      Returns:
      list of documents
      Throws:
      PersistenceException - error at data layer

    • findByIds

      List<Document> findByIds(Set<Long> ids, Integer max)
      Finds all documents whose id is included in the given pool of ids
      Parameters:
      ids - identifiers of the documents
      max - Optional, maximum number of returned elements
      Returns:
      list of documents

    • findDocIdByTag

      List<Long> findDocIdByTag(String tag) throws PersistenceException
      This method finds all Doc Ids by a tag.
      Parameters:
      tag - Tag of the document.
      Returns:
      Document with specified tag.
      Throws:
      PersistenceException - error at data layer

    • findTags

      Map<String,Long> findTags(String firstLetter, Long tenantId) throws PersistenceException
      Selects all tags and counts the occurrences.
      Parameters:
      firstLetter - the first letter
      tenantId - identifier of the tenant
      Returns:
      the map tag - count
      Throws:
      PersistenceException - error at data layer

    • findAllTags

      List<String> findAllTags(String firstLetter, Long tenantId) throws PersistenceException
      Searches for all tags,
      Parameters:
      firstLetter - Optional first letter hint
      tenantId - ID of the tenant to search in
      Returns:
      The list of all tags in the system
      Throws:
      PersistenceException - error at data layer

    • findByUserIdAndTag

      List<Document> findByUserIdAndTag(long userId, String tag, Integer max) throws PersistenceException
      Finds authorized documents for a user having a specified tag.
      Parameters:
      userId - ID of the user
      tag - Tag of the document
      max - Optional, defines the maximum records number
      Returns:
      Collection of found documents
      Throws:
      PersistenceException - error at data layer

    • findDocIdByUserIdAndTag

      List<Long> findDocIdByUserIdAndTag(long userId, String tag) throws PersistenceException
      Finds authorized documents ids for a user having a specified tag.
      Parameters:
      userId - ID of the user.
      tag - Tag of the document
      Returns:
      Set of found ids.
      Throws:
      PersistenceException - error at data layer

    • findLinkedDocuments

      List<Document> findLinkedDocuments(long docId, String linkType, Integer direction) throws PersistenceException
      This method enlists documents linked to the given document.

      Important: The attribute direction defines the search logic as follows:

      • 1: docId will be compared to link's document1
      • 2: docId will be compared to link's document2
      • null: docId will be compared to both document1 and document2
      Parameters:
      docId - All documents linked to this one will be searched
      linkType - Type of the link (optional)
      direction - if 1 docId will be compared to link's document1, id 2 docId will be compared to link's document2, if null docId will be compared to both document1 and document2 of the link.
      Returns:
      The collection of linked documents
      Throws:
      PersistenceException - error at data layer

    • findByFileNameAndParentFolderId

      List<Document> findByFileNameAndParentFolderId(Long folderId, String fileName, Long excludeId, Long tenantId, Integer max) throws PersistenceException
      Finds that document that lies under a specific folder (given by the id) an with a given fileName(like operator is used)
      Parameters:
      folderId - The folder id (it can be null).
      fileName - name of the file or a part of it (you can use SQL % jolly chars, eg: contract.pdf, %ontrac%)
      excludeId - Optional id of a document that must not be considered
      tenantId - Optional id of the tenant
      max - Optional maximum number of returned elements
      Returns:
      The list of documents with the given fileName. If the folder id is null, the searched document can belong to any folder in the repository
      Throws:
      PersistenceException - error at data layer

    • findByPath

      Document findByPath(String path, long tenantId) throws PersistenceException
      Finds a document by it's full path
      Parameters:
      path - The path comprehensive of the file name
      tenantId - The tenant
      Returns:
      the found document
      Throws:
      PersistenceException - error at data layer

    • initialize

      void initialize(Document doc)
      Initializes lazy loaded collections
      Specified by:
      initialize in interface PersistentObjectDAO<Document>
      Parameters:
      doc - The document to be initialized

    • computeTotalSize

      long computeTotalSize(Long tenantId, Long publisherId, boolean computeDeleted) throws PersistenceException
      Obtains the total size of the repository, that is the sum of sizes of all documents and their versions
      Parameters:
      tenantId - identifier of the tenant(optional)
      publisherId - identifier of the publisher user (optional)
      computeDeleted - If true, even deleted documents are considered
      Returns:
      the total size expressed in bytes
      Throws:
      PersistenceException - error at data layer

    • findDeletedDocIds

      List<Long> findDeletedDocIds() throws PersistenceException
      Gets the collection of deleted document ids
      Returns:
      collection of document identifiers
      Throws:
      PersistenceException - error at data layer

    • findDeletedDocs

      List<Document> findDeletedDocs() throws PersistenceException
      Finds the list of deleted documents.

      Attention: The returned objects are not fully operative and are populated with a minimal set of data.

      Returns:
      the list of documents
      Throws:
      PersistenceException - error at data layer

    • count

      long count(Long tenantId, boolean computeDeleted, boolean computeArchived) throws PersistenceException
      Counts the number of documents
      Parameters:
      tenantId - The tenant to search in
      computeDeleted - If true, even deleted documents are considered
      computeArchived - If true, even archived documents are considered
      Returns:
      number of documents
      Throws:
      PersistenceException - error at data layer

    • findByIndexingStatus

      List<Document> findByIndexingStatus(IndexingStatus indexingStatus) throws PersistenceException
      Finds all documents by the indexing status. Order by ascending lastModifed
      Parameters:
      indexingStatus - the indexing status
      Returns:
      Collection of all documents
      Throws:
      PersistenceException - error at data layer

    • countByIndexed

      long countByIndexed(IndexingStatus indexingStatus) throws PersistenceException
      Counts the number of documents in a given indexation status(@see AbstractDocument.getIndexed()
      Parameters:
      indexingStatus - the indexation status to check
      Returns:
      number of documents
      Throws:
      PersistenceException - error at data layer

    • restore

      void restore(long docId, long folderId, DocumentHistory transaction) throws PersistenceException
      Restores a previously deleted document
      Parameters:
      docId - Id of the document to be restored
      folderId - Id of the folder the document will be restored into
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • unarchive

      void unarchive(long docId, DocumentHistory transaction) throws PersistenceException
      Restores a previously archived document
      Parameters:
      docId - Ids of the document to be restored
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • makeImmutable

      void makeImmutable(long docId, DocumentHistory transaction) throws PersistenceException
      Marks the document, with the given docId, as immutable. Unlocks the document if it was locked.
      Parameters:
      docId - identifier of the document
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • deleteAll

      void deleteAll(Collection<Document> documents, DocumentHistory transaction) throws PersistenceException
      Shortcut for deleteAll(documents, 1, transaction)
      Parameters:
      documents - the documents
      transaction - the current session
      Throws:
      PersistenceException - error at data layer

    • deleteAll

      void deleteAll(Collection<Document> documents, int delCode, DocumentHistory transaction) throws PersistenceException
      Deletes all documents form the database and modifies the custom ids of all documents
      Parameters:
      documents - The documents to be deleted
      delCode - The deletion code
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • store

      void store(Document doc, DocumentHistory transaction) throws PersistenceException
      This method persists the document object and insert a new document history entry
      Parameters:
      doc - the document
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • delete

      void delete(long docId, int delCode, DocumentHistory transaction) throws PersistenceException
      This method deletes the document object and insert a new document history entry.
      Parameters:
      docId - The id of the document to delete
      delCode - The deletion code
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • delete

      void delete(long docId, DocumentHistory transaction) throws PersistenceException
      Shortcut for delete(docId, 1, transaction)
      Parameters:
      docId - identifier of the document
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • archive

      void archive(long docId, DocumentHistory transaction) throws PersistenceException
      Archives a document
      Parameters:
      docId - identifier of the document
      transaction - entry to log the event
      Throws:
      PersistenceException - error at data layer

    • findArchivedByFolder

      List<Document> findArchivedByFolder(long folderId) throws PersistenceException
      Finds archived documents in a folder (direct childeren only)
      Parameters:
      folderId - identifier of the folder
      Returns:
      list of documents
      Throws:
      PersistenceException - error at data layer

    • findAliasIds

      List<Long> findAliasIds(long docId) throws PersistenceException
      Gets the ids of all aliases associated to the document with the given docId
      Parameters:
      docId - identifier of the document
      Returns:
      list of identifiers of aliases
      Throws:
      PersistenceException - error at data layer

    • findDeleted

      List<Document> findDeleted(long userId, Integer max) throws PersistenceException
      Finds all deleted docs of a specific user.
      Parameters:
      userId - The user that performed the deletion
      max - Optional, defines the max number of returned elements
      Returns:
      The documents list
      Throws:
      PersistenceException - error at data layer

    • deleteOrphaned

      void deleteOrphaned(long deleteUserId) throws PersistenceException
      This method deletes the documents into deleted folders.
      Parameters:
      deleteUserId - The id of the user that performs the deleting
      Throws:
      PersistenceException - error at data layer

    • findPublishedIds

      Collection<Long> findPublishedIds(Collection<Long> folderIds) throws PersistenceException
      Finds all document ids inside the specified folders that are published in the current date.
      Parameters:
      folderIds - Set of folder ids in which the method will search
      Returns:
      List of published document ids
      Throws:
      PersistenceException - error at data layer

    • updateDigest

      void updateDigest(Document doc) throws PersistenceException
      Updates the document's digest (SHA-1)
      Parameters:
      doc - The document to be processed
      Throws:
      PersistenceException - error at data layer

    • cleanExpiredTransactions

      void cleanExpiredTransactions() throws PersistenceException
      Cleans all references to expired transactions. If no lock is found for a document referencing a given transaction, the transactionId will be set to null.
      Throws:
      PersistenceException - error at data layer

    • saveDocumentHistory

      void saveDocumentHistory(Document doc, DocumentHistory transaction) throws PersistenceException
      Saves a document's history
      Parameters:
      doc - the document
      transaction - the current session
      Throws:
      PersistenceException - error at data layer

    • cleanUnexistingUniqueTags

      void cleanUnexistingUniqueTags() throws PersistenceException
      Cleans the ld_uniquetag table removing no more used tags, this method is optimized and uses a couple of prepared statements, in case of error it switches to cleanUnexistingUniqueTagsOneByOne()
      Throws:
      PersistenceException - error at data layer

    • cleanUnexistingUniqueTagsOneByOne

      void cleanUnexistingUniqueTagsOneByOne() throws PersistenceException
      Cleans the ld_uniquetag table removing no more used tags programmatically one by one. This method is not as optimized as cleanUnexistingUniqueTags() and should not be invoked directly
      Throws:
      PersistenceException - error at data layer

    • insertNewUniqueTags

      void insertNewUniqueTags() throws PersistenceException
      Puts into ld_uniquetag the new unique tags
      Throws:
      PersistenceException - error at data layer

    • updateCountUniqueTags

      void updateCountUniqueTags() throws PersistenceException
      Updates the count of the unique tags
      Throws:
      PersistenceException - error at data layer

    • getTagCloud

      List<TagCloud> getTagCloud(long tenantId, int max) throws PersistenceException
      Gets the tag cloud for the given tenant
      Parameters:
      tenantId - identifier of the tenant
      max - maximum number of returned elements
      Returns:
      list of tag clouds
      Throws:
      PersistenceException - error at data layer

    • getTagCloud

      List<TagCloud> getTagCloud(String sid) throws PersistenceException
      Gets the tag cloud for the given tenant
      Parameters:
      sid - identifier of the session
      Returns:
      list of tag clouds
      Throws:
      PersistenceException - error at data layer

    • getWorkspace

      Folder getWorkspace(long docId) throws PersistenceException
      Retrieves, the workspace where the document(or alias) is stored
      Parameters:
      docId - identifier of a document
      Returns:
      the parent workspace
      Throws:
      PersistenceException - error at data layer

    • setPassword

      void setPassword(long docId, String password, DocumentHistory transaction) throws PersistenceException
      Protects the document with a password. The same password is replicated to all the versions
      Parameters:
      docId - ID of the document
      password - The new password in clear
      transaction - history informations
      Throws:
      PersistenceException - error at data layer

    • unsetPassword

      void unsetPassword(long docId, DocumentHistory transaction) throws PersistenceException
      Removes the password protection from the document. The same action is replicated to all the versions
      Parameters:
      docId - ID of the document
      transaction - session informations
      Throws:
      PersistenceException - error at data layer

    • findDuplicatedDigests

      List<String> findDuplicatedDigests(Long tenantId, Long folderId) throws PersistenceException
      Retrieves the list of duplicated checksums
      Parameters:
      tenantId - identifier of the tenant
      folderId - identifier of the folder
      Returns:
      list of duplicated digests
      Throws:
      PersistenceException - error at data layer

    • findTags

      List<String> findTags(long docId) throws PersistenceException
      Retrieves the alphabetically ordered list of all the document's tags
      Parameters:
      docId - identifier of the document
      Returns:
      list of the document's tags
      Throws:
      PersistenceException - error at data layer

    • applyParentFolderSecurity

      void applyParentFolderSecurity(long docId, DocumentHistory transaction) throws PersistenceException
      Replaces the document's security policies with those from the parent folder
      Parameters:
      docId - identifier of the document
      transaction - the current transaction
      Throws:
      PersistenceException - error at data layer

    • isWriteAllowed

      boolean isWriteAllowed(long documentId, long userId) throws PersistenceException
      This method is looking up for writing rights for a document and an user.
      Parameters:
      documentId - ID of the document
      userId - ID of the user
      Returns:
      if the write permission is granted
      Throws:
      PersistenceException - error at data layer

    • isReadAllowed

      boolean isReadAllowed(long documentId, long userId) throws PersistenceException
      Throws:
      PersistenceException

    • isPreviewAllowed

      boolean isPreviewAllowed(long documentId, long userId) throws PersistenceException
      Throws:
      PersistenceException

    • isPrintAllowed

      boolean isPrintAllowed(long documentId, long userId) throws PersistenceException
      Throws:
      PersistenceException

    • isDownloadAllowed

      boolean isDownloadAllowed(long documentId, long userId) throws PersistenceException
      Throws:
      PersistenceException

    • isMoveAllowed

      boolean isMoveAllowed(long documentId, long userId) throws PersistenceException
      Throws:
      PersistenceException

    • isPermissionAllowed

      boolean isPermissionAllowed(Permission permission, long documentId, long userId) throws PersistenceException
      This method checks if the given permission is enabled for a document and an user.
      Parameters:
      permission - the permission to check
      documentId - ID of the folder
      userId - ID of the user
      Returns:
      if the permission is granted to the user
      Throws:
      PersistenceException - error at data layer

    • getAllowedPermissions

      Set<Permission> getAllowedPermissions(long documentId, long userId) throws PersistenceException
      Finds all permissions of a user enabled on the specified document
      Parameters:
      documentId - ID of the document
      userId - ID of the user
      Returns:
      Collection of enabled permissions
      Throws:
      PersistenceException - error at data layer