io.netty.resolver

Class HostsFileParser

java.lang.Object

io.netty.resolver.HostsFileParser

public final class HostsFileParser
extends Object

A parser for hosts files. The produced mappings contain only the first entry per hostname. Consider using HostsFileEntriesProvider when mappings with all entries per hostname are needed.

Method Summary

Modifier and Type	Method and Description
static HostsFileEntries	parse() Parse hosts file at standard OS location using the system default Charset for decoding.
static HostsFileEntries	parse(File file) Parse a hosts file using the system default Charset for decoding.
static HostsFileEntries	parse(File file, Charset... charsets) Parse a hosts file.
static HostsFileEntries	parse(Reader reader) Parse a reader of hosts file format.
static HostsFileEntries	parseSilently() Parse hosts file at standard OS location using the systems default Charset for decoding.
static HostsFileEntries	parseSilently(Charset... charsets) Parse hosts file at standard OS location using the given Charsets one after each other until we were able to parse something or none is left.

Methods inherited from class java.lang.Object

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

Method Detail

parseSilently

public static HostsFileEntries parseSilently()

Parse hosts file at standard OS location using the systems default Charset for decoding.

Returns:

a HostsFileEntries

parseSilently

public static HostsFileEntries parseSilently(Charset... charsets)

Parse hosts file at standard OS location using the given Charsets one after each other until we were able to parse something or none is left.

Parameters:

charsets - the Charsets to try as file encodings when parsing.

Returns:

a HostsFileEntries

parse

public static HostsFileEntries parse()
                              throws IOException

Parse hosts file at standard OS location using the system default Charset for decoding.

Returns:

a HostsFileEntries

Throws:

IOException - file could not be read

parse

public static HostsFileEntries parse(File file)
                              throws IOException

Parse a hosts file using the system default Charset for decoding.

Parameters:

file - the file to be parsed

Returns:

a HostsFileEntries

Throws:

IOException - file could not be read

parse

public static HostsFileEntries parse(File file,
                                     Charset... charsets)
                              throws IOException

Parse a hosts file.

Parameters:

file - the file to be parsed

charsets - the Charsets to try as file encodings when parsing.

Returns:

a HostsFileEntries

Throws:

IOException - file could not be read

parse

public static HostsFileEntries parse(Reader reader)
                              throws IOException

Parse a reader of hosts file format.

Parameters:

reader - the file to be parsed

Returns:

a HostsFileEntries

Throws:

IOException - file could not be read