/*
 * Licensed 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 com.facebook.presto.spi;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;

import static java.util.Objects.requireNonNull;

public final class ErrorCode
{
    private final int code;
    private final String name;

    @JsonCreator
    public ErrorCode(@JsonProperty("code") int code, @JsonProperty("name") String name)
    {
        if (code < 0) {
            throw new IllegalArgumentException("code is negative");
        }
        this.code = code;
        this.name = requireNonNull(name, "name is null");
    }

    @JsonProperty
    public int getCode()
    {
        return code;
    }

    @JsonProperty
    public String getName()
    {
        return name;
    }

    @Override
    public String toString()
    {
        return name + ":" + code;
    }
}

@@ -697,16 +697,43 @@
 perty;%0A%0A
+import java.util.Objects;%0A%0A
 import s
@@ -1413,11 +1413,417 @@
 e;%0A    %7D
+%0A%0A    @Override%0A    public boolean equals(Object obj)%0A    %7B%0A        if (this == obj) %7B%0A            return true;%0A        %7D%0A        if (obj == null %7C%7C getClass() != obj.getClass()) %7B%0A            return false;%0A        %7D%0A%0A        ErrorCode that = (ErrorCode) obj;%0A        return Objects.equals(this.code, that.code);%0A    %7D%0A%0A    @Override%0A    public int hashCode()%0A    %7B%0A        return Objects.hash(code);%0A    %7D
 %0A%7D%0A

Implement hashCode and equals for ErrorCode