# See https://tools.ietf.org/html/rfc1123.

# internet address and host name
127.0.0.1	localhost	# inline comment separated by tab
127.0.0.2	localhost   # inline comment separated by space

# internet address, host name and aliases

# See https://tools.ietf.org/html/rfc5952, https://tools.ietf.org/html/rfc4007.

# internet address and host name
::1						localhost	# inline comment separated by tab
fe80:0000:0000:0000:0000:0000:0000:0001		localhost       # inline comment separated by space

# internet address with zone identifier and host name
fe80:0000:0000:0000:0000:0000:0000:0002%lo0	localhost

# internet address, host name and aliases

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="okhttp.android">

  <uses-permission android:name="android.permission.INTERNET" />

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="okhttp.android.regression">
  <uses-permission android:name="android.permission.INTERNET" />

  <!-- For HttpEngine -->
  <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

	Family() int
}

// An Inet4Addr represents an internet address for IPv4.
type Inet4Addr struct {
	IP        [4]byte // IP address
	PrefixLen int     // address prefix length
}

// Family implements the Family method of Addr interface.
func (a *Inet4Addr) Family() int { return syscall.AF_INET }

// An Inet6Addr represents an internet address for IPv6.
type Inet6Addr struct {
	IP        [16]byte // IP address

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="com.example.myproduct.app">

    <uses-permission android:name="android.permission.INTERNET" />

    <application>
        <activity android:name=".MyProductAppActivity" android:label="My Product">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          xmlns:tools="http://schemas.android.com/tools" package="okhttp.android.testapp">

  <uses-permission android:name="android.permission.INTERNET" />

  <application
    android:allowBackup="true"
    android:label="@string/app_name"
    android:supportsRtl="true"
    android:name=".TestApplication"
  >
    <activity
      android:name=".MainActivity"

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          xmlns:tools="http://schemas.android.com/tools" package="okhttp.android.test">

  <uses-permission android:name="android.permission.INTERNET" />

  <application android:usesCleartextTraffic="true" tools:targetApi="m"/>

127.0.0.1 test
127.0.0.2 test2.example.com 2.test
127.0.0.3 3.test test3.example.com
127.0.0.4 example.com
127.0.0.5 test4.example.com 4.test 5.test test5.example.com

# must be a non resolvable domain on the internet

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Part;
import javax.mail.Session;
import javax.mail.internet.MailDateFormat;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeUtility;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.ExtractData;