org.apache.flink.runtime.rest.messages.job.savepoints.SavepointInfo Maven / Gradle / Ivy
/*
* 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 org.apache.flink.runtime.rest.messages.job.savepoints;
import org.apache.flink.runtime.rest.messages.ResponseBody;
import org.apache.flink.runtime.rest.messages.json.SerializedThrowableDeserializer;
import org.apache.flink.runtime.rest.messages.json.SerializedThrowableSerializer;
import org.apache.flink.util.SerializedThrowable;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.annotation.JsonCreator;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.annotation.JsonInclude;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.annotation.JsonProperty;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.annotation.JsonSerialize;
import javax.annotation.Nullable;
import static org.apache.flink.util.Preconditions.checkArgument;
/**
* Represents information about a finished savepoint.
*/
@JsonInclude(JsonInclude.Include.NON_NULL)
public class SavepointInfo implements ResponseBody {
private static final String FIELD_NAME_LOCATION = "location";
private static final String FIELD_NAME_FAILURE_CAUSE = "failure-cause";
@JsonProperty(FIELD_NAME_LOCATION)
@Nullable
private final String location;
@JsonProperty(FIELD_NAME_FAILURE_CAUSE)
@JsonSerialize(using = SerializedThrowableSerializer.class)
@JsonDeserialize(using = SerializedThrowableDeserializer.class)
@Nullable
private final SerializedThrowable failureCause;
@JsonCreator
public SavepointInfo(
@JsonProperty(FIELD_NAME_LOCATION) @Nullable final String location,
@JsonProperty(FIELD_NAME_FAILURE_CAUSE)
@JsonDeserialize(using = SerializedThrowableDeserializer.class)
@Nullable final SerializedThrowable failureCause) {
checkArgument(
location != null ^ failureCause != null,
"Either location or failureCause must be set");
this.location = location;
this.failureCause = failureCause;
}
@Nullable
public String getLocation() {
return location;
}
@Nullable
public SerializedThrowable getFailureCause() {
return failureCause;
}
}