a33200ca38
Motivation: We have a utility method to check for > 0 and >0 arguments. We should use it. Modification: use checkPositive/checkPositiveOrZero instead of if statement. Result: Re-use utility method.
73 lines
2.7 KiB
Java
73 lines
2.7 KiB
Java
/*
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* Copyright 2012 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.channel;
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import static io.netty.util.internal.ObjectUtil.checkPositive;
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import java.net.SocketAddress;
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/**
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* Represents the properties of a {@link Channel} implementation.
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*/
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public final class ChannelMetadata {
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private final boolean hasDisconnect;
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private final int defaultMaxMessagesPerRead;
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/**
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* Create a new instance
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*
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* @param hasDisconnect {@code true} if and only if the channel has the {@code disconnect()} operation
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* that allows a user to disconnect and then call {@link Channel#connect(SocketAddress)}
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* again, such as UDP/IP.
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*/
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public ChannelMetadata(boolean hasDisconnect) {
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this(hasDisconnect, 1);
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}
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/**
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* Create a new instance
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*
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* @param hasDisconnect {@code true} if and only if the channel has the {@code disconnect()} operation
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* that allows a user to disconnect and then call {@link Channel#connect(SocketAddress)}
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* again, such as UDP/IP.
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* @param defaultMaxMessagesPerRead If a {@link MaxMessagesRecvByteBufAllocator} is in use, then this value will be
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* set for {@link MaxMessagesRecvByteBufAllocator#maxMessagesPerRead()}. Must be {@code > 0}.
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*/
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public ChannelMetadata(boolean hasDisconnect, int defaultMaxMessagesPerRead) {
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checkPositive(defaultMaxMessagesPerRead, "defaultMaxMessagesPerRead");
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this.hasDisconnect = hasDisconnect;
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this.defaultMaxMessagesPerRead = defaultMaxMessagesPerRead;
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}
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/**
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* Returns {@code true} if and only if the channel has the {@code disconnect()} operation
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* that allows a user to disconnect and then call {@link Channel#connect(SocketAddress)} again,
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* such as UDP/IP.
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*/
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public boolean hasDisconnect() {
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return hasDisconnect;
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}
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/**
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* If a {@link MaxMessagesRecvByteBufAllocator} is in use, then this is the default value for
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* {@link MaxMessagesRecvByteBufAllocator#maxMessagesPerRead()}.
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*/
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public int defaultMaxMessagesPerRead() {
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return defaultMaxMessagesPerRead;
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}
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}
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