NoDuplicatesResourceRetriever

java.lang.Object

com.itextpdf.styledxmlparser.resolver.resource.DefaultResourceRetriever

com.itextpdf.styledxmlparser.css.parse.syntax.NoDuplicatesResourceRetriever

All Implemented Interfaces:: IResourceRetriever

class NoDuplicatesResourceRetriever extends DefaultResourceRetriever

Implementation of DefaultResourceRetriever which returns null if the URL from getInputStreamByUrl(URL) has been already processed by the current instance.

Field Summary

Fields

Modifier and Type

Field

Description

private final Set<String>

processedUrls
Constructor Summary

Constructors

Constructor

Description

NoDuplicatesResourceRetriever()

Creates a new NoDuplicatesResourceRetriever instance.
Method Summary

Modifier and Type

Method

Description

InputStream

getInputStreamByUrl(URL url)

Gets the input stream with current limit on the number of bytes read, that connect with source URL for retrieving data from that connection.

Methods inherited from class DefaultResourceRetriever
getByteArrayByUrl, getConnectTimeout, getReadTimeout, getResourceSizeByteLimit, setConnectTimeout, setReadTimeout, setResourceSizeByteLimit, urlFilter

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- processedUrls
  
  private final Set<String> processedUrls
Constructor Details
- NoDuplicatesResourceRetriever
  
  NoDuplicatesResourceRetriever()
  
  Creates a new NoDuplicatesResourceRetriever instance.
Method Details
- getInputStreamByUrl
  
  public InputStream getInputStreamByUrl(URL url) throws IOException
  
  Description copied from class: DefaultResourceRetriever
  
  Gets the input stream with current limit on the number of bytes read, that connect with source URL for retrieving data from that connection.
  
  Specified by:
  
  getInputStreamByUrl in interface IResourceRetriever
  
  Overrides:
  
  getInputStreamByUrl in class DefaultResourceRetriever
  
  Parameters:
  
  url - the source URL
  
  Returns:
  
  the limited input stream or null if the URL was filtered
  
  Throws:
  
  IOException - if any input/output issue occurs