Asset (Cumulus Java Classes Documentation)

java.lang.Object
- com.canto.cumulus.Asset

All Implemented Interfaces:

java.lang.AutoCloseable
```
public class Asset
extends java.lang.Object
implements java.lang.AutoCloseable
```
The Asset object allows you to access an individual asset. This is only possible if the asset is accessible.

Since:

1.0

See Also:
AssetReference

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static class Asset.VersionInformation
This class bundles version information for an asset.

Nested Classes
Modifier and Type	Class and Description
`static class`	`Asset.VersionInformation` This class bundles version information for an asset.

Constructor Summary

Constructors
Constructor and Description
`Asset(CumulusSession session, java.io.File fileOrFolder)` Creates a new `Asset` object from the given file or folder object.
`Asset(CumulusSession session, java.io.File fileOrFolder, java.lang.String assetHandlingSet)` Creates a new `Asset` object from the given file or folder object, using a specific asset handling set.
`Asset(CumulusSession session, java.lang.String sXML)` Creates a new `Asset` object from the given `AssetReference` in XML format.
`Asset(CumulusSession session, java.lang.String sXML, java.lang.String assetHandlingSet)` Creates a new `Asset` object from the given `AssetReference` in XML format, using a specific asset handling set.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`close()` Closes this asset and releases all occupied resources.
`void`	`closeCachedDataStreams()` Closes the cached data streams to release the occupied resources.
`Asset`	`convert(Asset destinationContainer, java.lang.String parameters, GUID guid)` Converts the asset content and creates a new asset in a container asset.
`java.io.File`	`convert(java.io.File dstFolder, java.lang.String params, GUID guid)` Converts the asset content and creates a new file.
`void`	`copyFrom(Asset srcAsset)` Overwrites this asset with the given asset.
`Asset`	`createSubAsset(Asset srcAsset)` Creates a sub-asset (for example a file in a folder) from the given asset.
`Asset`	`createSubAsset(java.lang.String sName, java.lang.String sFileNameExtension, java.lang.String sMacFileType, java.lang.String sMacFileCreator, java.util.Date creationDate, java.util.Date modificationDate, java.io.InputStream dataFork, java.io.InputStream rsrcFork)` Create an asset (e.g.
`Asset`	`createSubContainerAsset(java.lang.String name, java.util.Date creationDate, java.util.Date modificationDate)` Create a container asset (e.g.
`void`	`deleteAsset()` Deletes the asset itself.
`java.io.File`	`getAsFile()` Returns the asset as a `File` object if possible.
`java.lang.String`	`getAsPathOrXMLAssetReference()` Get a string referencing this asset.
`Asset`	`getContainer()` Returns the asset's container asset.
`java.util.Date`	`getCreationDate()` Returns the asset's creation date.
`CumulusSession`	`getCumulusSession()` Returns the current `CumulusSession` object.
`java.awt.Dimension`	`getDimensions()` Returns the width and height of the asset in pixels.
`java.lang.String`	`getDownloadURL(int urlTimeoutInSeconds, boolean forDownload)` Returns a URL that can be used to download the asset.
`java.lang.String`	`getFileFormatIdentifier()` Returns the file format identifier of the asset.
`java.lang.String`	`getFileNameExtension()` Returns the name extension of this asset in its container asset.
`java.lang.String`	`getFilePath()` Get the path for this asset.
`Asset`	`getHostAsset()` Returns the host asset for this contained asset.
`java.lang.String`	`getMacFileCreator()` Returns the Mac OS file creator code of this asset.
`java.lang.String`	`getMacFileType()` Returns the Mac OS file type of this asset.
`java.util.Date`	`getModificationDate()` Returns the asset's modification date.
`java.lang.String`	`getNameInContainer()` Returns the name of this asset in its container asset.
`int`	`getNumberOfPages()` Returns the number of pages for this asset.
`java.lang.String`	`getOriginalName()` Returns the original asset name.
`Asset`	`getSubAsset(java.lang.String name)` Returns a sub-asset by name.
`AssetCollection`	`getSubAssetsCollection()` Returns a `AssetCollection` of all sub assets.
`Asset.VersionInformation`	`getVersionInformation()` Get the version information for the selected version of this asset.
`int[]`	`getVersionNumbers()` Returns a list of version numbers for this asset.
`boolean`	`hasDataStream()` Returns whether the asset has a data stream.
`boolean`	`hasSubAssets()` Returns true if this asset has sub assets.
`boolean`	`isSameAsset(Asset anotherAsset)` Return whether this asset is the same as another asset object.
`AssetReference`	`newAssetReference(java.lang.String assetHandlingSet)` Create a new asset reference for this asset.
`InputDataStream`	`openInputDataStream()` Returns the asset's data fork for reading.
`InputDataStream`	`openInputRsrcStream()` Returns the asset's resource stream for reading.
`OutputDataStream`	`openOutputDataStream()` Returns the asset's data fork for writing.
`OutputDataStream`	`openOutputRsrcStream()` Returns the asset's resource stream for writing.
`Asset`	`redirect(java.lang.String parameters, GUID guid)` Redirects the asset content to another existing asset.
`void`	`rename(java.lang.String newName)` Renames the name of the asset to the new name.
`void`	`rename(java.lang.String newName, boolean addNumberIfExists)` Renames the name of the asset to the new name.
`void`	`setVersionInformation(java.util.Date date, java.lang.String user, java.lang.String comment)`
`void`	`showInContainer()` Show this asset in it's container.
`boolean`	`supportsVersioning()` Return whether this asset supports versioning, meaning that is allows to check it out and check a new version back in.
`java.lang.String`	`toString()` Returns the name of this asset in its container asset.
`int`	`useVersion(int versionNumber)` Uses a specific version of the asset and return the version that was previously used.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Asset
```
public Asset(CumulusSession session,
     java.lang.String sXML)
      throws UnresolvableAssetReferenceException
```
    Creates a new Asset object from the given AssetReference in XML format.
    
    Parameters:
    session - the CumulusSession to which this object belongs.
    sXML - an asset reference in XML format.
    
    Throws:
    
    UnresolvableAssetReferenceException - in case of an unresolvable AssetReference
    See Also:
    AssetReference.getAsXML()
  - Asset
```
public Asset(CumulusSession session,
     java.lang.String sXML,
     java.lang.String assetHandlingSet)
      throws UnresolvableAssetReferenceException,
             InvalidArgumentException
```
    Creates a new Asset object from the given AssetReference in XML format, using a specific asset handling set.
    
    Parameters:
    session - the CumulusSession to which this object belongs.
    sXML - an asset reference in XML format.
    assetHandlingSet - the asset handling set to use for creating this asset or an empty String to use the default asset handling set.
    
    Throws:
    
    UnresolvableAssetReferenceException - in case of an unresolvable AssetReference
    
    InvalidArgumentException - in case of an invalid argument
    Since:
    
    6.6
    
    See Also:
    AssetReference.getAsXML()
  - Asset
```
public Asset(CumulusSession session,
     java.io.File fileOrFolder)
      throws java.io.FileNotFoundException
```
    Creates a new Asset object from the given file or folder object.
    
    Parameters:
    session - the CumulusSession to which this object belongs.
    fileOrFolder - a local file or a folder.
    
    Throws:
    
    java.io.FileNotFoundException - if the file or folder does not exists.
  - Asset
```
public Asset(CumulusSession session,
     java.io.File fileOrFolder,
     java.lang.String assetHandlingSet)
      throws java.io.FileNotFoundException,
             InvalidArgumentException
```
    Creates a new Asset object from the given file or folder object, using a specific asset handling set.
    
    Parameters:
    session - the CumulusSession to which this object belongs.
    fileOrFolder - a local file or a folder.
    assetHandlingSet - the asset handling set to use for creating this asset or an empty String to use the default asset handling set.
    
    Throws:
    
    java.io.FileNotFoundException - if the file or folder does not exists.
    
    InvalidArgumentException - in case of an invalid argument
    Since:
    
    6.6
- Method Detail
  - getCumulusSession
```
public CumulusSession getCumulusSession()
```
    Returns the current CumulusSession object.
    
    Returns:
    the current CumulusSession object
  - newAssetReference
```
public AssetReference newAssetReference(java.lang.String assetHandlingSet)
                                 throws InvalidArgumentException
```
    Create a new asset reference for this asset.
    
    Parameters:
    assetHandlingSet - The name of the asset handling set to use.
    
    Returns:
    The newly create asset reference.
    
    Throws:
    
    InvalidArgumentException - in case of an non-existing asset handling set
    Since:
    
    8.0
  - getAsPathOrXMLAssetReference
```
public java.lang.String getAsPathOrXMLAssetReference()
```
    Get a string referencing this asset. If the asset is a file or URL the string is the path or URL. Otherwise the string is the XML representation of the asset reference data.
    
    Returns:
    A string representation of the asset reference.
    Since:
    
    8.0
  - copyFrom
```
public void copyFrom(Asset srcAsset)
              throws CumulusException
```
    Overwrites this asset with the given asset. Depending on the AssetStorage module, this will also copy all other properties of the asset, except for the name.
    
    Parameters:
    srcAsset - the source asset access object to copy.
    
    Throws:
    
    CumulusException - on errors
  - convert
```
public Asset convert(Asset destinationContainer,
            java.lang.String parameters,
            GUID guid)
              throws CumulusException
```
    Converts the asset content and creates a new asset in a container asset. This method uses the given asset conversion module to create a new asset in the given destination location from the given asset.
    See
    For example:
```
 //Convert BMP to JPEG using the Pixel Asset Converter
 Asset myAsset   = myCollection.getRecords().getRecord("myImage.bmp").getAssetReference().getAsset();
 Asset myFolder  = new Asset(myAsset.getCumulusSession(), new File("myFolder"));
 Asset newAsset  = myAsset.convert(myFolder, "Format=JPEG JPEGQuality=5", GUID.UID_AS_PIXEL_CONVERTER);
 
```
    Parameters:
    destinationContainer - the destination container asset where to create the converted asset.
    parameters - conversion parameters specific to the conversion module (see Conversion Parameters).
    guid - the Class ID of the converter module used for the conversion.
    
    Returns:
    the newly created asset.
    
    Throws:
    
    CumulusException - if the asset cannot be converted.
  - redirect
```
public Asset redirect(java.lang.String parameters,
             GUID guid)
               throws CumulusException
```
    Redirects the asset content to another existing asset. This method uses the given asset storage module to redirect to another asset.
    See
    - GUID.UID_AS_OPI
    - GUID.UID_AS_DCS
    Parameters:
    parameters - parameters specific to the AssetStorage module (see Redirection Parameters).
    guid - the Class ID of the module used for the redirection.
    
    Returns:
    the asset after redirection.
    
    Throws:
    
    CumulusException - if the asset cannot be redirected.
  - rename
```
public void rename(java.lang.String newName)
            throws InvalidArgumentException,
                   CumulusException
```
    Renames the name of the asset to the new name. Rename of a folder is not supported.
    
    Parameters:
    newName - the new asset name
    
    Throws:
    
    CumulusException - if the asset cannot be renamed.
    
    InvalidArgumentException - if an asset of that name already exists.
    Since:
    
    7.0
  - rename
```
public void rename(java.lang.String newName,
          boolean addNumberIfExists)
            throws InvalidArgumentException,
                   CumulusException
```
    Renames the name of the asset to the new name. Rename of a folder is not supported.
    
    Parameters:
    newName - the new asset name
    addNumberIfExists - appends a number behind the asset name (before the extension) if the asset exists
    
    Throws:
    
    CumulusException - if the asset cannot be renamed.
    
    InvalidArgumentException - if an asset of that name already exists and the parameter addNumberIfExists is false.
    Since:
    
    7.0
  - deleteAsset
```
public void deleteAsset()
                 throws PermissionDeniedException,
                        CumulusException
```
    Deletes the asset itself. After the asset is deleted you should no longer work with this object.
    
    Throws:
    
    PermissionDeniedException - If the user does not have the necessary permission to delete the asset.
    
    CumulusException - on other errors.
  - createSubAsset
```
public Asset createSubAsset(Asset srcAsset)
                     throws PermissionDeniedException,
                            CumulusException
```
    Creates a sub-asset (for example a file in a folder) from the given asset. If an asset with the given name already exists the name will be made unique. Use getNameInContainer() to get the new asset's name. The new asset will be an exact copy of the given source asset.
    
    Parameters:
    srcAsset - the source asset.
    
    Returns:
    the newly created asset.
    
    Throws:
    
    PermissionDeniedException - If the user does not have the necessary permission to create the asset.
    
    CumulusException - on other errors.
    See Also:
    copyFrom(com.canto.cumulus.Asset)
  - createSubAsset
```
public Asset createSubAsset(java.lang.String sName,
                   java.lang.String sFileNameExtension,
                   java.lang.String sMacFileType,
                   java.lang.String sMacFileCreator,
                   java.util.Date creationDate,
                   java.util.Date modificationDate,
                   java.io.InputStream dataFork,
                   java.io.InputStream rsrcFork)
                     throws PermissionDeniedException,
                            CumulusException
```
    Create an asset (e.g. file) inside this asset container.
    
    Parameters:
    sName - The name of the asset to create. Pass null to let the asset storage choose a name if supported.
    sFileNameExtension - The file name extension for the new asset. Pass null if you do not want to explicitly specify an extension.
    sMacFileType - The Mac OS file type (4 character string) for the asset. Pass null if you do not want to explicitly specify a Mac OS file type.
    sMacFileCreator - The Mac OS file creator code (4 character string) for the asset. Pass null if you do not want to explicitly specify a Mac OS file creator code.
    creationDate - The desired creation date. Pass null to use the current date and time.
    modificationDate - The desired creation date. Pass null to use the current date and time.
    dataFork - The contents of the asset's data fork. If you specify null then the asset is not filled with data.
    rsrcFork - The contents of the asset's resource fork. If you specify null then the asset will not get a resource fork.
    
    Returns:
    The newly created asset.
    
    Throws:
    
    PermissionDeniedException - If the user does not have the necessary permission to create the asset.
    
    CumulusException - on other errors.
  - createSubContainerAsset
```
public Asset createSubContainerAsset(java.lang.String name,
                            java.util.Date creationDate,
                            java.util.Date modificationDate)
                              throws PermissionDeniedException,
                                     CumulusException
```
    Create a container asset (e.g. a folder) inside this container asset.
    
    Parameters:
    name - The name of the container to create.
    creationDate - The desired creation date. Pass null to use the current date and time.
    modificationDate - The desired creation date. Pass null to use the current date and time.
    
    Returns:
    The newly created container asset.
    
    Throws:
    
    PermissionDeniedException - If the user does not have the necessary permission to create the container asset.
    
    CumulusException - on other errors.
  - isSameAsset
```
public boolean isSameAsset(Asset anotherAsset)
```
    Return whether this asset is the same as another asset object.
    
    Parameters:
    anotherAsset - The other asset to compare.
    
    Returns:
    true if the other asset is the same, false otherwise.
    Since:
    
    8.0
  - getFilePath
```
public java.lang.String getFilePath()
                             throws CumulusException
```
    Get the path for this asset. This asset object has to be a file in order to successfully get the path.
    
    Returns:
    The full file path for this asset.
    
    Throws:
    
    CumulusException - if the asset is not a file.
    Since:
    
    8.0
  - getAsFile
```
public java.io.File getAsFile()
```
    Returns the asset as a File object if possible.
    
    Returns:
    the File object for the asset or null if this is not an asset resolvable to a single File.
  - getNameInContainer
```
public java.lang.String getNameInContainer()
```
    Returns the name of this asset in its container asset.
    
    Returns:
    the name of this asset.
  - getOriginalName
```
public java.lang.String getOriginalName()
```
    Returns the original asset name. It may differ from the name in container.
    
    Returns:
    the original name of this asset.
    Since:
    
    7.0
  - getFileNameExtension
```
public java.lang.String getFileNameExtension()
```
    Returns the name extension of this asset in its container asset.
    
    Returns:
    the name extension of this asset.
  - getContainer
```
public Asset getContainer()
                   throws CumulusException
```
    Returns the asset's container asset.
    
    Returns:
    the asset's container asset or null if this asset is already the top-level asset.
    
    Throws:
    
    CumulusException - on error
  - supportsVersioning
```
public boolean supportsVersioning()
```
    Return whether this asset supports versioning, meaning that is allows to check it out and check a new version back in. This method might be slow. The fastest way to check this is by calling AssetReference.supportsVersioning().
    
    Returns:
    true if this asset supports versioning.
    Since:
    
    8.0
  - getVersionNumbers
```
public int[] getVersionNumbers()
```
    Returns a list of version numbers for this asset.
    
    Returns:
    a list of version numbers in chronological order (oldest version number first) or null if the asset does not support versioning.
  - useVersion
```
public int useVersion(int versionNumber)
```
    Uses a specific version of the asset and return the version that was previously used. When an Asset object is created, the used version number is the latest version. All other methods of the Asset object now work on the specified version instead of the latest version. This method has no effect and returns 0 if the asset does not support versioning.
    
    Parameters:
    versionNumber - the version number to use. This must be one of the version numbers returned by getVersionNumbers(). Pass a version Number of 0<code> to use the latest version of the asset.
    
    Returns:
    the version number previously used for this asset.
    See Also:
    getVersionNumbers()
  - getVersionInformation
```
public Asset.VersionInformation getVersionInformation()
```
    Get the version information for the selected version of this asset. The asset needs to support versioning to get this. The version itself is selected by calling useVersion(int) prior to this method. If you do not call useVersion(int) this method returns the latest version's information.
    
    Returns:
    the version information object for the selected asset version.
    Since:
    
    8.0
    
    See Also:
    getVersionNumbers(), useVersion(int), supportsVersioning()
  - setVersionInformation
```
public void setVersionInformation(java.util.Date date,
                         java.lang.String user,
                         java.lang.String comment)
```
    Parameters:
    date - Modification date of the currently set version
    user - Modifying user of the currently set version
    comment - Comment text of the currently set version
    Since:
    
    8.0
  - getMacFileType
```
public java.lang.String getMacFileType()
```
    Returns the Mac OS file type of this asset.
    
    Returns:
    the Mac OS file type of this asset or an empty String if the asset has no Mac OS file type associated.
  - getMacFileCreator
```
public java.lang.String getMacFileCreator()
```
    Returns the Mac OS file creator code of this asset.
    
    Returns:
    the Mac OS file creator code of this asset or an empty String if the asset has no Mac OS file creator associated.
  - getCreationDate
```
public java.util.Date getCreationDate()
```
    Returns the asset's creation date.
    
    Returns:
    the asset's creation date.
  - getModificationDate
```
public java.util.Date getModificationDate()
```
    Returns the asset's modification date.
    
    Returns:
    the asset's modification date.
  - hasDataStream
```
public boolean hasDataStream()
```
    Returns whether the asset has a data stream. Folder-like assets do not have data streams.
    
    Returns:
    true if the asset has a data stream; false otherwise.
  - openInputDataStream
```
public InputDataStream openInputDataStream()
```
    Returns the asset's data fork for reading.
    
    Returns:
    the input data stream for reading.
  - openInputRsrcStream
```
public InputDataStream openInputRsrcStream()
```
    Returns the asset's resource stream for reading.
    
    Returns:
    the input data stream for reading the resource fork.
  - openOutputDataStream
```
public OutputDataStream openOutputDataStream()
```
    Returns the asset's data fork for writing.
    
    Returns:
    the output data stream for writing.
  - openOutputRsrcStream
```
public OutputDataStream openOutputRsrcStream()
```
    Returns the asset's resource stream for writing.
    
    Returns:
    the output data stream for writing the resource fork.
  - getHostAsset
```
public Asset getHostAsset()
                   throws CumulusException
```
    Returns the host asset for this contained asset. The host asset is the asset that contains this asset but is from a different asset storage module. If for example this asset is a page in a PDF file the host asset is the file asset.
    
    Returns:
    the host asset if present or null otherwise.
    
    Throws:
    
    CumulusException - in case of an error
  - showInContainer
```
public void showInContainer()
```
    Show this asset in it's container. As this involves showing a user interface it is only available in the Cumulus client.
  - getDownloadURL
```
public java.lang.String getDownloadURL(int urlTimeoutInSeconds,
                              boolean forDownload)
```
    Returns a URL that can be used to download the asset.
    
    Parameters:
    urlTimeoutInSeconds - The timeout of the URL. It's the time in which the download must be started.
    forDownload - Specifies whether the URL is used to download the file or to show the file in browser.
    
    Returns:
    the download URL if present or null otherwise.
    
    Throws:
    
    CumulusException - in case of an error
    Since:
    
    9.2
  - getNumberOfPages
```
public int getNumberOfPages()
```
    Returns the number of pages for this asset.
    
    Returns:
    the number of pages for this asset.
    
    Throws:
    
    CumulusException - in case of an error
    Since:
    
    9.2.2
  - getDimensions
```
public java.awt.Dimension getDimensions()
```
    Returns the width and height of the asset in pixels.
    
    Returns:
    the width and height of the asset in pixels.
    
    Throws:
    
    CumulusException - in case of an error
    Since:
    
    9.2.3
  - getFileFormatIdentifier
```
public java.lang.String getFileFormatIdentifier()
```
    Returns the file format identifier of the asset.
    
    Returns:
    the file format identifier of the asset.
    
    Throws:
    
    CumulusException - in case of an error
    Since:
    
    10.1.3
  - close
```
public void close()
```
    Closes this asset and releases all occupied resources. A closed Asset object cannot be used anymore.
    
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Since:
    
    5.5.2
  - closeCachedDataStreams
```
public void closeCachedDataStreams()
```
    Closes the cached data streams to release the occupied resources. The streams will be opened again on request.
    
    Since:
    
    11.0.1
  - toString
```
public java.lang.String toString()
```
    Returns the name of this asset in its container asset.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    the name of this asset.
    See Also:
    getNameInContainer()
  - getSubAsset
```
public Asset getSubAsset(java.lang.String name)
                  throws CumulusException
```
    Returns a sub-asset by name.
    
    Parameters:
    name - name of the sub asset to get
    
    Returns:
    the sub-asset with the given name.
    
    Throws:
    
    CumulusException - if the sub-asset cannot be found.
  - getSubAssetsCollection
```
public AssetCollection getSubAssetsCollection()
```
    Returns a AssetCollection of all sub assets.
    
    Returns:
    an AssetCollection of all sub assets
    Since:
    
    8.0
    
    See Also:
    hasSubAssets()
  - hasSubAssets
```
public boolean hasSubAssets()
```
    Returns true if this asset has sub assets.
    
    Returns:
    true if this asset has sub assets
    Since:
    
    8.0
  - convert
```
public java.io.File convert(java.io.File dstFolder,
                   java.lang.String params,
                   GUID guid)
                     throws CumulusException,
                            java.io.FileNotFoundException
```
    Converts the asset content and creates a new file. This method uses the given asset conversion module to create a new asset from the given asset (associated with the record).
    See
    For example:
```
 //Convert BMP to JPEG using the Pixel Asset Converter
 Asset myAsset   = myCollection.getRecords().getRecord("myImage.bmp").getAssetReference().getAsset();
 Asset newAsset  = myAsset.convert(new File("myFolder"), "Format=JPEG JPEGQuality=5",
 GUID.UID_AS_PIXEL_CONVERTER);
 
```
    Parameters:
    dstFolder - the destination folder where to create the converted asset.
    params - conversion parameters specific to the conversion module (see Conversion Parameters).
    guid - the Class ID of the converter module used for the conversion.
    
    Returns:
    the newly created asset as file.
    
    Throws:
    
    CumulusException - if the asset cannot be converted.
    
    java.io.FileNotFoundException - if the destination folder does not exist.

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Canto, the Canto logo, the Cumulus logo, and Cumulus are registered trademarks of Canto GmbH, registered in the U.S. and other countries.

Class Asset

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Asset

Asset

Asset

Asset

Method Detail

getCumulusSession

newAssetReference

getAsPathOrXMLAssetReference

copyFrom

convert

redirect

rename

rename

deleteAsset

createSubAsset

createSubAsset

createSubContainerAsset

isSameAsset

getFilePath

getAsFile

getNameInContainer

getOriginalName

getFileNameExtension

getContainer

supportsVersioning

getVersionNumbers

useVersion

getVersionInformation

setVersionInformation

getMacFileType

getMacFileCreator

getCreationDate

getModificationDate

hasDataStream

openInputDataStream

openInputRsrcStream

openOutputDataStream

openOutputRsrcStream

getHostAsset

showInContainer

getDownloadURL

getNumberOfPages

getDimensions

getFileFormatIdentifier

close

closeCachedDataStreams

toString

getSubAsset

getSubAssetsCollection

hasSubAssets

convert