https://tomcat.apache.org/: Tomcat Connectors and HTTP parser 
/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF 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.apache.coyote.http2;


Represents a closed stream in the priority tree. Used in preference to the full Stream as has much lower memory usage. 
/**
 * Represents a closed stream in the priority tree. Used in preference to the
 * full {@link Stream} as has much lower memory usage.
 */
class RecycledStream extends AbstractNonZeroStream {

    private final String connectionId;

    RecycledStream(String connectionId, Integer identifier, StreamStateMachine state) {
        super(identifier, state);
        this.connectionId = connectionId;
    }


    @Override
    String getConnectionId() {
        return connectionId;
    }


    @SuppressWarnings("sync-override")
    @Override
    void incrementWindowSize(int increment) throws Http2Exception {
        // NO-OP
    }
}