io.netty.handler.codec.spdy.SpdyHeaderBlockEncoder Maven / Gradle / Ivy
/*
* 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 io.netty.handler.codec.spdy;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.util.internal.PlatformDependent;
abstract class SpdyHeaderBlockEncoder {
static SpdyHeaderBlockEncoder newInstance(
SpdyVersion version, int compressionLevel, int windowBits, int memLevel) {
if (PlatformDependent.javaVersion() >= 7) {
return new SpdyHeaderBlockZlibEncoder(
version, compressionLevel);
} else {
return new SpdyHeaderBlockJZlibEncoder(
version, compressionLevel, windowBits, memLevel);
}
}
abstract ByteBuf encode(ByteBufAllocator alloc, SpdyHeadersFrame frame) throws Exception;
abstract void end();
}