net.lenni0451.commons.httpclient.utils

Class HttpRequestUtils

java.lang.Object

net.lenni0451.commons.httpclient.utils.HttpRequestUtils

public class HttpRequestUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
HttpRequestUtils()

Method Summary

Modifier and Type	Method and Description
static java.util.Map<java.lang.String,java.util.List<java.lang.String>>	getCookieHeaders(java.net.CookieManager cookieManager, java.net.URL url) Get the cookie headers for a URL.
static java.util.Map<java.lang.String,java.util.List<java.lang.String>>	mergeHeaders(java.util.Map<java.lang.String,java.util.List<java.lang.String>>... maps) Merge multiple headers into one map.
static java.time.Instant	parseHttpDate(java.lang.String httpDate) Parse a HTTP date.
static java.lang.Long	parseSecondsOrHttpDate(java.lang.String value) Parse an HTTP date or seconds string as milliseconds until the date.
static byte[]	readBody(java.net.HttpURLConnection connection) Read the body of a connection.
static byte[]	readFromStream(java.io.InputStream is) Read the body of a connection.
static void	setHeaders(java.net.HttpURLConnection connection, java.util.Map<java.lang.String,java.util.List<java.lang.String>> headers) Set the headers for a connection.
static void	updateCookies(java.net.CookieManager cookieManager, java.net.URL url, java.util.Map<java.lang.String,java.util.List<java.lang.String>> headers) Update the cookies for a URL.

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpRequestUtils

public HttpRequestUtils()

Method Detail

mergeHeaders

@SafeVarargs
public static java.util.Map<java.lang.String,java.util.List<java.lang.String>> mergeHeaders(@Nonnull
                                                                                                          java.util.Map<java.lang.String,java.util.List<java.lang.String>>... maps)

Merge multiple headers into one map.

Parameters:

maps - The headers to merge

Returns:

The merged headers

getCookieHeaders

public static java.util.Map<java.lang.String,java.util.List<java.lang.String>> getCookieHeaders(@Nullable
                                                                                                java.net.CookieManager cookieManager,
                                                                                                @Nonnull
                                                                                                java.net.URL url)
                                                                                         throws java.io.IOException

Get the cookie headers for a URL.

Parameters:

cookieManager - The cookie manager to use

url - The URL to get the cookies for

Returns:

The cookie headers

Throws:

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

updateCookies

public static void updateCookies(@Nullable
                                 java.net.CookieManager cookieManager,
                                 @Nonnull
                                 java.net.URL url,
                                 @Nonnull
                                 java.util.Map<java.lang.String,java.util.List<java.lang.String>> headers)
                          throws java.io.IOException

Update the cookies for a URL.

Parameters:

cookieManager - The cookie manager to use

url - The URL to update the cookies for

headers - The headers to update the cookies from

Throws:

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

setHeaders

public static void setHeaders(@Nonnull
                              java.net.HttpURLConnection connection,
                              @Nonnull
                              java.util.Map<java.lang.String,java.util.List<java.lang.String>> headers)

Set the headers for a connection.

Parameters:

connection - The connection to set the headers for

headers - The headers to set

readBody

public static byte[] readBody(@Nonnull
                              java.net.HttpURLConnection connection)
                       throws java.io.IOException

Read the body of a connection.

Parameters:

connection - The connection to read the body from

Returns:

The body of the connection

Throws:

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

readFromStream

public static byte[] readFromStream(@Nonnull @WillNotClose
                                    java.io.InputStream is)
                             throws java.io.IOException

Read the body of a connection.

Parameters:

is - The input stream to read the body from

Returns:

The body of the connection

Throws:

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

parseHttpDate

public static java.time.Instant parseHttpDate(java.lang.String httpDate)
                                       throws java.time.format.DateTimeParseException

Parse a HTTP date.

Parameters:

httpDate - The HTTP date to parse

Returns:

The parsed date

Throws:

java.time.format.DateTimeParseException - If the date could not be parsed

parseSecondsOrHttpDate

@Nullable
public static java.lang.Long parseSecondsOrHttpDate(java.lang.String value)

Parse an HTTP date or seconds string as milliseconds until the date.

Parameters:

value - The value to parse

Returns:

The parsed value in milliseconds