com.groupdocs.watermark.internal

Class OoxmlContentDescriptor<TDocument extends Content>

java.lang.Object

com.groupdocs.watermark.internal.ContentDescriptor<TDocument>

com.groupdocs.watermark.internal.OoxmlContentDescriptor<TDocument>

All Implemented Interfaces:

IContentDescriptor

Direct Known Subclasses:

PresentationContentDescriptor, SpreadsheetContentDescriptor, WordProcessingContentDescriptor

public abstract class OoxmlContentDescriptor<TDocument extends Content>
extends ContentDescriptor<TDocument>

Constructor Summary

Constructors

Constructor and Description
OoxmlContentDescriptor(Class<TDocument> documentType, IContentDescriptor nextOoxmlContentDescriptor)

Method Summary

Modifier and Type	Method and Description
protected abstract boolean	checkIfUnknownDocumentTypeException(Exception exception) Determines whether a thrown exception is UnknownDocumentTypeException (exception type can differ in various versions of Aspose libraries).
Content	createInstance(LoadOptions options, WatermarkerSettings watermarkerSettings) Creates an instance of the content.
protected IContentDescriptor	getNextDescriptor()

Methods inherited from class com.groupdocs.watermark.internal.ContentDescriptor

canLoad, deepClone, getContentType, getFileType, getInfo, getStream, initFromStream, isEncrypted, performCreateInstance, setEncrypted, setFileType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OoxmlContentDescriptor

public OoxmlContentDescriptor(Class<TDocument> documentType,
                              IContentDescriptor nextOoxmlContentDescriptor)

Method Detail

checkIfUnknownDocumentTypeException

protected abstract boolean checkIfUnknownDocumentTypeException(Exception exception)

Determines whether a thrown exception is UnknownDocumentTypeException (exception type can differ in various versions of Aspose libraries).

Parameters:

exception - Thrown exception.

Returns:

True, if exception represents an error that occurs when content can't be loaded because of unsupported format.

createInstance

public Content createInstance(LoadOptions options,
                              WatermarkerSettings watermarkerSettings)

Creates an instance of the content. If it fails, tries to call IContentDescriptor.CreateInstance method of the next descriptor in the chain.

Specified by:

createInstance in interface IContentDescriptor

Overrides:

createInstance in class ContentDescriptor<TDocument extends Content>

Parameters:

options - Additional options to use when loading a content.

watermarkerSettings - The settings for customizing Watermarker behaviour.

Returns:

Content instance.

getNextDescriptor

protected final IContentDescriptor getNextDescriptor()