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KinesisResumeStrategy.java
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KinesisResumeStrategy.java
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/*
* 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.camel.component.aws2.kinesis.consumer;
import org.apache.camel.resume.Offset;
import org.apache.camel.resume.OffsetKey;
import org.apache.camel.resume.Resumable;
import org.apache.camel.resume.ResumeAdapter;
import org.apache.camel.resume.ResumeStrategy;
import org.apache.camel.resume.ResumeStrategyConfiguration;
import org.apache.camel.resume.cache.ResumeCache;
import org.apache.camel.spi.annotations.JdkService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@JdkService("kinesis-resume-strategy")
public class KinesisResumeStrategy implements ResumeStrategy {
private static final Logger LOG = LoggerFactory.getLogger(KinesisResumeStrategy.class);
private ResumeStrategyConfiguration configuration = KinesisResumeStrategyConfiguration.builder().build();
private ResumeCache resumeCache;
private ResumeAdapter adapter;
@Override
public void start() {
LOG.info("start");
this.resumeCache = configuration.getResumeCache();
}
@Override
public void stop() {
LOG.info("stop");
}
@Override
public void setAdapter(ResumeAdapter adapter) {
this.adapter = adapter;
}
@Override
public ResumeAdapter getAdapter() {
return adapter;
}
@Override
public <T extends Resumable> void updateLastOffset(T offset) {
resumeCache.add(offset.getOffsetKey().getValue().toString(),
new KinesisOffset(offset.getLastOffset().getValue(String.class)));
}
@Override
public <T extends Resumable> void updateLastOffset(T offset, UpdateCallBack updateCallBack) {
throw new UnsupportedOperationException();
}
@Override
public void updateLastOffset(OffsetKey<?> offsetKey, Offset<?> offsetValue) {
throw new UnsupportedOperationException();
}
@Override
public void updateLastOffset(OffsetKey<?> offsetKey, Offset<?> offset, UpdateCallBack updateCallBack) {
throw new UnsupportedOperationException();
}
@Override
public void setResumeStrategyConfiguration(ResumeStrategyConfiguration resumeStrategyConfiguration) {
this.configuration = resumeStrategyConfiguration;
}
@Override
public ResumeStrategyConfiguration getResumeStrategyConfiguration() {
return configuration;
}
}