/*
* Copyright (c) 2015 Spotify AB.
*
* 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 com.spotify.heroic.metric;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.spotify.heroic.cluster.ClusterNode;
import com.spotify.heroic.cluster.NodeMetadata;
import lombok.Data;
import java.util.Map;
import java.util.UUID;
/**
* Indicates that a specific shard of the request failed and information on which and why.
*
* @author udoprog
*/
@Data
public class NodeError implements RequestError {
private final UUID nodeId;
private final String node;
private final Map<String, String> tags;
private final String error;
private final boolean internal;
@JsonCreator
public static NodeError create(
@JsonProperty("nodeId") UUID nodeId, @JsonProperty("nodeUri") String node,
@JsonProperty("tags") Map<String, String> tags, @JsonProperty("error") String error,
@JsonProperty("internal") Boolean internal
) {
return new NodeError(nodeId, node, tags, error, internal);
}
public static NodeError fromThrowable(ClusterNode c, Throwable e) {
final NodeMetadata m = c.metadata();
final String message = errorMessage(e);
final boolean internal = true;
return new NodeError(m.getId(), c.toString(), m.getTags(), message, internal);
}
public static NodeError fromThrowable(
final UUID nodeId, final String node, final Map<String, String> shard, Throwable e
) {
final String message = errorMessage(e);
final boolean internal = true;
return new NodeError(nodeId, node, shard, message, internal);
}
private static String errorMessage(Throwable e) {
final String message = e.getMessage() == null ? "<null>" : e.getMessage();
if (e.getCause() == null) {
return message;
}
return String.format("%s, caused by %s", message, errorMessage(e.getCause()));
}
}