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1   /*
2    * Copyright 2016 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License, version 2.0 (the
5    * "License"); you may not use this file except in compliance with the License. You may obtain a
6    * copy of the License at:
7    *
8    * http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software distributed under the License
11   * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
12   * or implied. See the License for the specific language governing permissions and limitations under
13   * the License.
14   */
15  
16  package io.netty.handler.codec.redis;
17  
18  import io.netty.util.internal.StringUtil;
19  import io.netty.util.internal.UnstableApi;
20  
21  /**
22   * Errors of <a href="http://redis.io/topics/protocol">RESP</a>.
23   */
24  @UnstableApi
25  public final class ErrorRedisMessage extends AbstractStringRedisMessage {
26  
27      /**
28       * Creates a {@link ErrorRedisMessage} from {@code content}.
29       *
30       * @param content the message content, must not be {@code null}.
31       */
32      public ErrorRedisMessage(String content) {
33          super(content);
34      }
35  
36      @Override
37      public String toString() {
38          return new StringBuilder(StringUtil.simpleClassName(this))
39                  .append('[')
40                  .append("content=")
41                  .append(content())
42                  .append(']').toString();
43      }
44  }