Module org.openjdk.nashorn

Package org.openjdk.nashorn.api.scripting

Class URLReader

java.lang.Object

java.io.Reader

org.openjdk.nashorn.api.scripting.URLReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

public final class URLReader
extends Reader

A Reader that reads from a URL. Used to make sure that the reader reads content from given URL and can be trusted to do so.

Since:

1.8u40

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor	Description
URLReader(URL url)	Constructor
URLReader(URL url, String charsetName)	Constructor
URLReader(URL url, Charset cs)	Constructor

Method Summary

Modifier and Type	Method	Description
void	close()
Charset	getCharset()	Charset used by this reader
URL	getURL()	URL of this reader
int	read(char[] cbuf, int off, int len)

Methods inherited from class java.io.Reader

mark, markSupported, nullReader, read, read, read, ready, reset, skip, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

URLReader

public URLReader(URL url)

Constructor

Parameters:

url - URL for this URLReader

Throws:

NullPointerException - if url is null

URLReader

public URLReader(URL url,
                 String charsetName)

Constructor

Parameters:

url - URL for this URLReader

charsetName - Name of the Charset used to convert bytes to chars

Throws:

NullPointerException - if url is null

URLReader

public URLReader(URL url,
                 Charset cs)

Constructor

Parameters:

url - URL for this URLReader

cs - Charset used to convert bytes to chars

Throws:

NullPointerException - if url is null

Method Detail

read

public int read(char[] cbuf,
                int off,
                int len)
         throws IOException

Specified by:

read in class Reader

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class Reader

Throws:

IOException

getURL

public URL getURL()

URL of this reader

Returns:

the URL from which this reader reads.

getCharset

public Charset getCharset()

Charset used by this reader

Returns:

the Charset used to convert bytes to chars