org.opencms.file

Class CmsFile

java.lang.Object

org.opencms.file.CmsResource

org.opencms.file.CmsFile

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Comparable<I_CmsResource>, I_CmsResource

Direct Known Subclasses:

CmsHistoryFile

public class CmsFile
extends CmsResource

A file resource in the OpenCms VFS.

A file resource is a CmsResource that contains an additional byte array of binary data, which is the file content.

A file object is not allowed to have sub-resources.

Since:

6.0.0

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.opencms.file.CmsResource

CmsResource.CmsResourceCopyMode, CmsResource.CmsResourceDeleteMode, CmsResource.CmsResourceUndoMode

Nested classes/interfaces inherited from interface org.opencms.file.I_CmsResource

I_CmsResource.CmsResourceAttribute

Field Summary

Fields inherited from class org.opencms.file.CmsResource

COPY_AS_NEW, COPY_AS_SIBLING, COPY_PRESERVE_SIBLING, DATE_EXPIRED_DEFAULT, DATE_RELEASED_DEFAULT, DATE_RELEASED_EXPIRED_IGNORE, DELETE_PRESERVE_SIBLINGS, DELETE_REMOVE_SIBLINGS, FLAG_INTERNAL, FLAG_LABELED, FLAG_TEMPFILE, m_dateContent, m_length, NAME_CONSTRAINTS, STATE_CHANGED, STATE_DELETED, STATE_KEEP, STATE_NEW, STATE_UNCHANGED, TEMP_FILE_PREFIX, TOUCH_DATE_UNCHANGED, UNDO_CONTENT, UNDO_CONTENT_RECURSIVE, UNDO_MOVE_CONTENT, UNDO_MOVE_CONTENT_RECURSIVE, VFS_FOLDER_SITES, VFS_FOLDER_SYSTEM

Fields inherited from interface org.opencms.file.I_CmsResource

COMPARE_DATE_LAST_MODIFIED, COMPARE_DATE_RELEASED, COMPARE_ROOT_PATH, COMPARE_ROOT_PATH_IGNORE_CASE, COMPARE_ROOT_PATH_IGNORE_CASE_FOLDERS_FIRST

Constructor Summary

Constructors

Constructor and Description
CmsFile(CmsResource resource) Constructor, creates a new file Object from the given resource with an empty byte array as file content, if the resource does not implement a file.
CmsFile(CmsUUID structureId, CmsUUID resourceId, java.lang.String path, int type, int flags, CmsUUID projectId, CmsResourceState state, long dateCreated, CmsUUID userCreated, long dateLastModified, CmsUUID userLastModified, long dateReleased, long dateExpired, int linkCount, int length, long dateContent, int version, byte[] content) Constructor, creates a new file object.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	clone() Returns a clone of this Objects instance.
byte[]	getContents() Returns the content of this file.
int	getLength() Returns the content length of this resource.
boolean	isFile() Returns true if the resource is a CmsFile, that is not a CmsFolder.
boolean	isFolder() Returns true if the resource is a CmsFolder, that is not a CmsFile.
boolean	isTemporaryFile() Returns true if this resource is a temporary file.
void	setContents(byte[] value) Sets the contents of this file.

Methods inherited from class org.opencms.file.CmsResource

checkResourceName, compareTo, equals, getCopy, getDateContent, getDateCreated, getDateExpired, getDateLastModified, getDateReleased, getFlags, getFolderPath, getName, getName, getParentFolder, getPathLevel, getPathPart, getProjectLastModified, getResourceId, getRootPath, getSiblingCount, getState, getStructureId, getTypeId, getUserCreated, getUserLastModified, getVersion, hashCode, isExpired, isFolder, isInternal, isLabeled, isReleased, isReleasedAndNotExpired, isTemporaryFileName, isTouched, setDateExpired, setDateLastModified, setDateReleased, setFlags, setInternal, setState, setType, setUserLastModified, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

CmsFile

public CmsFile(CmsResource resource)

Constructor, creates a new file Object from the given resource with an empty byte array as file content, if the resource does not implement a file.

Parameters:

resource - the base resource object to create a file from

CmsFile

public CmsFile(CmsUUID structureId,
       CmsUUID resourceId,
       java.lang.String path,
       int type,
       int flags,
       CmsUUID projectId,
       CmsResourceState state,
       long dateCreated,
       CmsUUID userCreated,
       long dateLastModified,
       CmsUUID userLastModified,
       long dateReleased,
       long dateExpired,
       int linkCount,
       int length,
       long dateContent,
       int version,
       byte[] content)

Constructor, creates a new file object.

Parameters:

structureId - the id of this resources structure record

resourceId - the id of this resources resource record

path - the filename of this resource

type - the type of this resource

flags - the flags of this resource

projectId - the project id this resource was last modified in

state - the state of this resource

dateCreated - the creation date of this resource

userCreated - the id of the user who created this resource

dateLastModified - the date of the last modification of this resource

userLastModified - the id of the user who did the last modification of this resource

dateReleased - the release date of this resource

dateExpired - the expiration date of this resource

linkCount - the count of all siblings of this resource

length - the size of the file content of this resource

dateContent - the date of the last modification of the content of this resource

version - the version number of this resource

content - the binary content data of this file

Method Detail

clone

public java.lang.Object clone()

Returns a clone of this Objects instance.

Overrides:

clone in class CmsResource

Returns:

a clone of this instance

getContents

public byte[] getContents()

Returns the content of this file.

Returns:

the content of this file

getLength

public int getLength()

Description copied from class: CmsResource

Returns the content length of this resource.

If the resource is a file, then this is the byte size of the file content. If the resource is a folder, then the size is always -1.

Specified by:

getLength in interface I_CmsResource

Overrides:

getLength in class CmsResource

Returns:

the content length of the content

See Also:

CmsResource.getLength()

isFile

public boolean isFile()

Description copied from class: CmsResource

Returns true if the resource is a CmsFile, that is not a CmsFolder.

Specified by:

isFile in interface I_CmsResource

Overrides:

isFile in class CmsResource

Returns:

true if this resource is a file, false otherwise

See Also:

CmsResource.isFile()

isFolder

public boolean isFolder()

Description copied from class: CmsResource

Returns true if the resource is a CmsFolder, that is not a CmsFile.

Specified by:

isFolder in interface I_CmsResource

Overrides:

isFolder in class CmsResource

Returns:

true if this resource is a folder, false otherwise

See Also:

CmsResource.isFolder()

isTemporaryFile

public boolean isTemporaryFile()

Description copied from class: CmsResource

Returns true if this resource is a temporary file.

A resource is considered a temporary file it is a file where the CmsResource.FLAG_TEMPFILE flag has been set, or if the file name (without parent folders) starts with the prefix char '~' (tilde).

Overrides:

isTemporaryFile in class CmsResource

Returns:

true if the given resource name is a temporary file

See Also:

CmsResource.isTemporaryFile()

setContents

public void setContents(byte[] value)

Sets the contents of this file.

This will also set the date content, but only if the content is already set.

Parameters:

value - the content of this file