io.netty.handler.codec.spdy

Class SpdyHeaders

java.lang.Object

io.netty.handler.codec.spdy.SpdyHeaders

All Implemented Interfaces:

java.lang.Iterable<java.util.Map.Entry<java.lang.String,java.lang.String>>

Direct Known Subclasses:

DefaultSpdyHeaders

public abstract class SpdyHeaders
extends java.lang.Object
implements java.lang.Iterable<java.util.Map.Entry<java.lang.String,java.lang.String>>

Provides the constants for the standard SPDY HTTP header names and commonly used utility methods that access a SpdyHeadersFrame.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SpdyHeaders.HttpNames SPDY HTTP header names

Field Summary

Fields

Modifier and Type	Field and Description
static SpdyHeaders	EMPTY_HEADERS

Constructor Summary

Constructors

Constructor and Description
SpdyHeaders()

Method Summary

Modifier and Type	Method and Description
abstract SpdyHeaders	add(java.lang.String name, java.lang.Iterable<?> values) Adds a new header with the specified name and values.
abstract SpdyHeaders	add(java.lang.String name, java.lang.Object value) Adds a new header with the specified name and value.
static void	addHeader(SpdyHeadersFrame frame, java.lang.String name, java.lang.Object value) Adds a new header with the specified name and value.
abstract SpdyHeaders	clear() Removes all headers from this frame.
abstract boolean	contains(java.lang.String name) Returns true if and only if there is a header with the specified header name.
abstract java.util.List<java.util.Map.Entry<java.lang.String,java.lang.String>>	entries() Returns all header names and values that this frame contains.
abstract java.lang.String	get(java.lang.String name) Returns the header value with the specified header name.
abstract java.util.List<java.lang.String>	getAll(java.lang.String name) Returns the header values with the specified header name.
static java.lang.String	getHeader(SpdyHeadersFrame frame, java.lang.String name) Returns the header value with the specified header name.
static java.lang.String	getHeader(SpdyHeadersFrame frame, java.lang.String name, java.lang.String defaultValue) Returns the header value with the specified header name.
static java.lang.String	getHost(SpdyHeadersFrame frame) Returns the SPDY host header.
static HttpMethod	getMethod(int spdyVersion, SpdyHeadersFrame frame) Returns the HttpMethod represented by the HTTP method header.
static java.lang.String	getScheme(int spdyVersion, SpdyHeadersFrame frame) Returns the value of the URL scheme header.
static HttpResponseStatus	getStatus(int spdyVersion, SpdyHeadersFrame frame) Returns the HttpResponseStatus represented by the HTTP response status header.
static java.lang.String	getUrl(int spdyVersion, SpdyHeadersFrame frame) Returns the value of the URL path header.
static HttpVersion	getVersion(int spdyVersion, SpdyHeadersFrame frame) Returns the HttpVersion represented by the HTTP version header.
abstract boolean	isEmpty() Checks if no header exists.
java.util.Iterator<java.util.Map.Entry<java.lang.String,java.lang.String>>	iterator()
abstract java.util.Set<java.lang.String>	names() Returns the Set of all header names that this frame contains.
abstract SpdyHeaders	remove(java.lang.String name) Removes the header with the specified name.
static void	removeHost(SpdyHeadersFrame frame) Removes the SPDY host header.
static void	removeMethod(int spdyVersion, SpdyHeadersFrame frame) Removes the HTTP method header.
static void	removeScheme(int spdyVersion, SpdyHeadersFrame frame) Removes the URL scheme header.
static void	removeStatus(int spdyVersion, SpdyHeadersFrame frame) Removes the HTTP response status header.
static void	removeUrl(int spdyVersion, SpdyHeadersFrame frame) Removes the URL path header.
static void	removeVersion(int spdyVersion, SpdyHeadersFrame frame) Removes the HTTP version header.
abstract SpdyHeaders	set(java.lang.String name, java.lang.Iterable<?> values) Sets a new header with the specified name and values.
abstract SpdyHeaders	set(java.lang.String name, java.lang.Object value) Sets a new header with the specified name and value.
static void	setHeader(SpdyHeadersFrame frame, java.lang.String name, java.lang.Iterable<?> values) Sets a new header with the specified name and values.
static void	setHeader(SpdyHeadersFrame frame, java.lang.String name, java.lang.Object value) Sets a new header with the specified name and value.
static void	setHost(SpdyHeadersFrame frame, java.lang.String host) Set the SPDY host header.
static void	setMethod(int spdyVersion, SpdyHeadersFrame frame, HttpMethod method) Sets the HTTP method header.
static void	setScheme(int spdyVersion, SpdyHeadersFrame frame, java.lang.String scheme) Sets the URL scheme header.
static void	setStatus(int spdyVersion, SpdyHeadersFrame frame, HttpResponseStatus status) Sets the HTTP response status header.
static void	setUrl(int spdyVersion, SpdyHeadersFrame frame, java.lang.String path) Sets the URL path header.
static void	setVersion(int spdyVersion, SpdyHeadersFrame frame, HttpVersion httpVersion) Sets the HTTP version header.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

EMPTY_HEADERS

public static final SpdyHeaders EMPTY_HEADERS

Constructor Detail

SpdyHeaders

public SpdyHeaders()

Method Detail

getHeader

public static java.lang.String getHeader(SpdyHeadersFrame frame,
                                         java.lang.String name)

Returns the header value with the specified header name. If there are more than one header value for the specified header name, the first value is returned.

Returns:

the header value or null if there is no such header

getHeader

public static java.lang.String getHeader(SpdyHeadersFrame frame,
                                         java.lang.String name,
                                         java.lang.String defaultValue)

Returns the header value with the specified header name. If there are more than one header value for the specified header name, the first value is returned.

Returns:

the header value or the defaultValue if there is no such header

setHeader

public static void setHeader(SpdyHeadersFrame frame,
                             java.lang.String name,
                             java.lang.Object value)

Sets a new header with the specified name and value. If there is an existing header with the same name, the existing header is removed.

setHeader

public static void setHeader(SpdyHeadersFrame frame,
                             java.lang.String name,
                             java.lang.Iterable<?> values)

Sets a new header with the specified name and values. If there is an existing header with the same name, the existing header is removed.

addHeader

public static void addHeader(SpdyHeadersFrame frame,
                             java.lang.String name,
                             java.lang.Object value)

Adds a new header with the specified name and value.

removeHost

public static void removeHost(SpdyHeadersFrame frame)

Removes the SPDY host header.

getHost

public static java.lang.String getHost(SpdyHeadersFrame frame)

Returns the SPDY host header.

setHost

public static void setHost(SpdyHeadersFrame frame,
                           java.lang.String host)

Set the SPDY host header.

removeMethod

public static void removeMethod(int spdyVersion,
                                SpdyHeadersFrame frame)

Removes the HTTP method header.

getMethod

public static HttpMethod getMethod(int spdyVersion,
                                   SpdyHeadersFrame frame)

Returns the HttpMethod represented by the HTTP method header.

setMethod

public static void setMethod(int spdyVersion,
                             SpdyHeadersFrame frame,
                             HttpMethod method)

Sets the HTTP method header.

removeScheme

public static void removeScheme(int spdyVersion,
                                SpdyHeadersFrame frame)

Removes the URL scheme header.

getScheme

public static java.lang.String getScheme(int spdyVersion,
                                         SpdyHeadersFrame frame)

Returns the value of the URL scheme header.

setScheme

public static void setScheme(int spdyVersion,
                             SpdyHeadersFrame frame,
                             java.lang.String scheme)

Sets the URL scheme header.

removeStatus

public static void removeStatus(int spdyVersion,
                                SpdyHeadersFrame frame)

Removes the HTTP response status header.

getStatus

public static HttpResponseStatus getStatus(int spdyVersion,
                                           SpdyHeadersFrame frame)

Returns the HttpResponseStatus represented by the HTTP response status header.

setStatus

public static void setStatus(int spdyVersion,
                             SpdyHeadersFrame frame,
                             HttpResponseStatus status)

Sets the HTTP response status header.

removeUrl

public static void removeUrl(int spdyVersion,
                             SpdyHeadersFrame frame)

Removes the URL path header.

getUrl

public static java.lang.String getUrl(int spdyVersion,
                                      SpdyHeadersFrame frame)

Returns the value of the URL path header.

setUrl

public static void setUrl(int spdyVersion,
                          SpdyHeadersFrame frame,
                          java.lang.String path)

Sets the URL path header.

removeVersion

public static void removeVersion(int spdyVersion,
                                 SpdyHeadersFrame frame)

Removes the HTTP version header.

getVersion

public static HttpVersion getVersion(int spdyVersion,
                                     SpdyHeadersFrame frame)

Returns the HttpVersion represented by the HTTP version header.

setVersion

public static void setVersion(int spdyVersion,
                              SpdyHeadersFrame frame,
                              HttpVersion httpVersion)

Sets the HTTP version header.

iterator

public java.util.Iterator<java.util.Map.Entry<java.lang.String,java.lang.String>> iterator()

Specified by:

iterator in interface java.lang.Iterable<java.util.Map.Entry<java.lang.String,java.lang.String>>

get

public abstract java.lang.String get(java.lang.String name)

Returns the header value with the specified header name. If there is more than one header value for the specified header name, the first value is returned.

Returns:

the header value or null if there is no such header

getAll

public abstract java.util.List<java.lang.String> getAll(java.lang.String name)

Returns the header values with the specified header name.

Returns:

the List of header values. An empty list if there is no such header.

entries

public abstract java.util.List<java.util.Map.Entry<java.lang.String,java.lang.String>> entries()

Returns all header names and values that this frame contains.

Returns:

the List of the header name-value pairs. An empty list if there is no header in this message.

contains

public abstract boolean contains(java.lang.String name)

Returns true if and only if there is a header with the specified header name.

names

public abstract java.util.Set<java.lang.String> names()

Returns the Set of all header names that this frame contains.

add

public abstract SpdyHeaders add(java.lang.String name,
                                java.lang.Object value)

Adds a new header with the specified name and value.

add

public abstract SpdyHeaders add(java.lang.String name,
                                java.lang.Iterable<?> values)

Adds a new header with the specified name and values. If there is an existing header with the same name, the existing header is removed.

set

public abstract SpdyHeaders set(java.lang.String name,
                                java.lang.Object value)

Sets a new header with the specified name and value. If there is an existing header with the same name, the existing header is removed.

set

public abstract SpdyHeaders set(java.lang.String name,
                                java.lang.Iterable<?> values)

Sets a new header with the specified name and values. If there is an existing header with the same name, the existing header is removed.

remove

public abstract SpdyHeaders remove(java.lang.String name)

Removes the header with the specified name.

clear

public abstract SpdyHeaders clear()

Removes all headers from this frame.

isEmpty

public abstract boolean isEmpty()

Checks if no header exists.