org.adblockplus.libadblockplus.android

Class Utils

java.lang.Object

org.adblockplus.libadblockplus.android.Utils

public final class Utils
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.util.Set<java.lang.String>	commaNotMergableHeaders

Method Summary

Modifier and Type	Method and Description
static byte[]	byteBufferToByteArray(java.nio.ByteBuffer buffer) Convert ByteBuffer to byte array
static java.util.Map<java.lang.String,java.lang.String>	convertHeaderEntriesToMap(java.util.List<HeaderEntry> headersListLowerCase) Convert map to list of headers
static java.util.List<HeaderEntry>	convertMapToHeadersList(java.util.Map<java.lang.String,java.lang.String> map) Convert list to map of headers
static Filter	createDomainAllowlistingFilter(FilterEngine filterEngine, java.lang.String domain) Creates allowlisting filter for a given domain
static java.lang.String	emulationSelectorListToJsonArray(java.util.List<FilterEngine.EmulationSelector> list)
static java.lang.String	escapeJavaScriptString(java.lang.String line) Escape JavaString string
static java.lang.String	extractPathWithQuery(java.lang.String urlString) Extract path with query from URL
static java.lang.String	getAbsoluteUrl(java.lang.String baseUrl, java.lang.String relativeUrl) Build full absolute URL from base and relative URLs
static java.lang.String	getDomain(java.lang.String url)
static java.lang.String	getOrigin(java.lang.String url)
static java.lang.String	getTag(java.lang.Class<?> clazz)
static java.lang.String	getUrlWithoutFragment(java.lang.String url)
static java.lang.String	getUrlWithoutParams(java.lang.String urlWithParams)
static boolean	isAbsoluteUrl(java.lang.String url) Check if URL is absolute
static boolean	isFirstPartyCookie(java.lang.String documentUrl, java.lang.String requestUrl, java.lang.String cookieString)
static boolean	isNullOrEmpty(java.util.Collection<?> c)
static boolean	isSubdomainOrDomain(java.lang.String host, java.lang.String domain) Checks that the host is subdomain of (or equals to) the domain
static java.lang.String	readAssetAsString(android.content.Context context, java.lang.String filename, java.lang.String charsetName)
static java.nio.ByteBuffer	readFromInputStream(java.io.InputStream inputStream) Read all input stream into ByteBuffer that can be passed over JNI
static java.lang.String	stringListToJsonArray(java.util.List<java.lang.String> list)
static java.nio.ByteBuffer	stringToByteBuffer(java.lang.String string, java.nio.charset.Charset charset) Convert String to ByteBuffer
static byte[]	toByteArray(java.io.InputStream in) Reads all bytes from an input stream into a byte array.

Methods inherited from class java.lang.Object

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

Field Detail

commaNotMergableHeaders

public static final java.util.Set<java.lang.String> commaNotMergableHeaders

Method Detail

isNullOrEmpty

public static boolean isNullOrEmpty(java.util.Collection<?> c)

getTag

public static java.lang.String getTag(java.lang.Class<?> clazz)

stringListToJsonArray

public static java.lang.String stringListToJsonArray(java.util.List<java.lang.String> list)

emulationSelectorListToJsonArray

public static java.lang.String emulationSelectorListToJsonArray(java.util.List<FilterEngine.EmulationSelector> list)

readAssetAsString

public static java.lang.String readAssetAsString(android.content.Context context,
                                                 java.lang.String filename,
                                                 java.lang.String charsetName)
                                          throws java.io.IOException

Throws:

java.io.IOException

getUrlWithoutParams

public static java.lang.String getUrlWithoutParams(java.lang.String urlWithParams)

getUrlWithoutFragment

public static java.lang.String getUrlWithoutFragment(java.lang.String url)

getOrigin

public static java.lang.String getOrigin(java.lang.String url)
                                  throws java.net.MalformedURLException

Throws:

java.net.MalformedURLException

getDomain

public static java.lang.String getDomain(java.lang.String url)

isFirstPartyCookie

public static boolean isFirstPartyCookie(java.lang.String documentUrl,
                                         java.lang.String requestUrl,
                                         java.lang.String cookieString)

toByteArray

public static byte[] toByteArray(java.io.InputStream in)
                          throws java.io.IOException

Reads all bytes from an input stream into a byte array. Does not close the stream.

Parameters:

in - the input stream to read from

Returns:

a byte array containing all the bytes from the stream

Throws:

java.io.IOException - if an I/O error occurs

readFromInputStream

public static java.nio.ByteBuffer readFromInputStream(java.io.InputStream inputStream)
                                               throws java.io.IOException

Read all input stream into ByteBuffer that can be passed over JNI

Parameters:

inputStream - input stream

Returns:

byte buffer

Throws:

java.io.IOException

convertHeaderEntriesToMap

public static java.util.Map<java.lang.String,java.lang.String> convertHeaderEntriesToMap(java.util.List<HeaderEntry> headersListLowerCase)

Convert map to list of headers

Parameters:

headersListLowerCase - list of headers

Returns:

map of headers

convertMapToHeadersList

public static java.util.List<HeaderEntry> convertMapToHeadersList(java.util.Map<java.lang.String,java.lang.String> map)

Convert list to map of headers

Parameters:

map - map of headers

Returns:

list of headers

stringToByteBuffer

public static java.nio.ByteBuffer stringToByteBuffer(java.lang.String string,
                                                     java.nio.charset.Charset charset)

Convert String to ByteBuffer

Parameters:

string - string

charset - charset

Returns:

byte buffer (*direct* buffer, allocated with `ByteBuffer.allocateDirect`)

byteBufferToByteArray

public static byte[] byteBufferToByteArray(java.nio.ByteBuffer buffer)

Convert ByteBuffer to byte array

Parameters:

buffer - buffer

Returns:

byte array

isAbsoluteUrl

public static boolean isAbsoluteUrl(java.lang.String url)
                             throws java.net.URISyntaxException

Check if URL is absolute

Parameters:

url - URL

Returns:

URL is absolute

Throws:

java.net.URISyntaxException

getAbsoluteUrl

public static java.lang.String getAbsoluteUrl(java.lang.String baseUrl,
                                              java.lang.String relativeUrl)
                                       throws java.net.MalformedURLException

Build full absolute URL from base and relative URLs

Parameters:

baseUrl - base URL

relativeUrl - relative URL

Returns:

full absolute URL

Throws:

java.net.MalformedURLException

extractPathWithQuery

public static java.lang.String extractPathWithQuery(java.lang.String urlString)
                                             throws java.net.MalformedURLException

Extract path with query from URL

Parameters:

urlString - URL

Returns:

path with optional query part

Throws:

java.net.MalformedURLException

escapeJavaScriptString

public static java.lang.String escapeJavaScriptString(java.lang.String line)

Escape JavaString string

Parameters:

line - unescaped string

Returns:

escaped string

isSubdomainOrDomain

public static boolean isSubdomainOrDomain(java.lang.String host,
                                          java.lang.String domain)

Checks that the host is subdomain of (or equals to) the domain

Parameters:

host - host

domain - domain

Returns:

host is a subdomain or domain

createDomainAllowlistingFilter

public static Filter createDomainAllowlistingFilter(FilterEngine filterEngine,
                                                    java.lang.String domain)

Creates allowlisting filter for a given domain

Parameters:

filterEngine - Filtering engine

domain - Domain that needs to be allow listed

Returns:

Allowlisting filter