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/*
* Copyright 2013 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.jboss.netty.handler.codec.spdy;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* A SPDY Protocol HEADERS Frame
*/
public interface SpdyHeadersFrame extends SpdyStreamFrame {
/**
* Returns {@code true} if this header block is invalid.
* A RST_STREAM frame with code PROTOCOL_ERROR should be sent.
*/
boolean isInvalid();
/**
* Marks this header block as invalid.
*/
void setInvalid();
/**
* Returns {@code true} if this header block has been truncated due to
* length restrictions.
*/
boolean isTruncated();
/**
* Mark this header block as truncated.
*/
void setTruncated();
/**
* 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.
*
* @return the header value or {@code null} if there is no such header
*/
String getHeader(String name);
/**
* Returns the header values with the specified header name.
*
* @return the {@link List} of header values. An empty list if there is no
* such header.
*/
List getHeaders(String name);
/**
* Returns all header names and values that this block contains.
*
* @return the {@link List} of the header name-value pairs. An empty list
* if there is no header in this message.
*/
List> getHeaders();
/**
* Returns {@code true} if and only if there is a header with the specified
* header name.
*/
boolean containsHeader(String name);
/**
* Returns the {@link Set} of all header names that this block contains.
*/
Set getHeaderNames();
/**
* Adds a new header with the specified name and value.
*/
void addHeader(String name, 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.
*/
void setHeader(String name, Object value);
/**
* 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.
*/
void setHeader(String name, Iterable> values);
/**
* Removes the header with the specified name.
*/
void removeHeader(String name);
/**
* Removes all headers from this block.
*/
void clearHeaders();
}
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