FullBulkStringRedisMessage.java — netty Source File

Source Code

/*
 * Copyright 2016 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:
 *
 * https://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.redis;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.DefaultByteBufHolder;
import io.netty.buffer.Unpooled;
import io.netty.util.internal.StringUtil;
import io.netty.util.internal.UnstableApi;

/**
 * An aggregated bulk string of <a href="https://redis.io/topics/protocol">RESP</a>.
 */
@UnstableApi
public class FullBulkStringRedisMessage extends DefaultByteBufHolder implements LastBulkStringRedisContent {

    private FullBulkStringRedisMessage() {
        this(Unpooled.EMPTY_BUFFER);
    }

    /**
     * Creates a {@link FullBulkStringRedisMessage} for the given {@code content}.
     *
     * @param content the content, must not be {@code null}. If content is null or empty,
     * use {@link FullBulkStringRedisMessage#NULL_INSTANCE} or {@link FullBulkStringRedisMessage#EMPTY_INSTANCE}
     * instead of constructor.
     */
    public FullBulkStringRedisMessage(ByteBuf content) {
        super(content);
    }

    /**
     * Returns whether the content of this message is {@code null}.
     *
     * @return indicates whether the content of this message is {@code null}.
     */
    public boolean isNull() {
        return false;
    }

    @Override
    public String toString() {
        return new StringBuilder(StringUtil.simpleClassName(this))
                .append('[')
                .append("content=")
                .append(content())
                .append(']').toString();
// ... (172 more lines)