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java/org/apache/coyote/http2/Constants.java

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+/*
+ *  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;
+
+public class Constants {
+
+    // Prioritisation
+    public static final int DEFAULT_WEIGHT = 16;
+
+    // Parsing
+    static final int DEFAULT_HEADER_READ_BUFFER_SIZE = 1024;
+
+    // Header frame size
+    // TODO: Is 1k the optimal value?
+    static final int DEFAULT_HEADERS_FRAME_SIZE = 1024;
+    // TODO: Is 64 too big? Just the status header with compression
+    static final int DEFAULT_HEADERS_ACK_FRAME_SIZE = 64;
+
+    // Limits
+    static final int DEFAULT_MAX_COOKIE_COUNT = 200;
+    static final int DEFAULT_MAX_HEADER_COUNT = 100;
+    static final int DEFAULT_MAX_HEADER_SIZE = 8 * 1024;
+    static final int DEFAULT_MAX_TRAILER_COUNT = 100;
+    static final int DEFAULT_MAX_TRAILER_SIZE = 8 * 1024;
+}