software.amazon.kinesis.metrics.InterceptingMetricsFactory Maven / Gradle / Ivy
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The Amazon Kinesis Client Library for Java enables Java developers to easily consume and process data
from Amazon Kinesis.
/*
* Copyright 2019 Amazon.com, Inc. or its affiliates.
* 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 software.amazon.kinesis.metrics;
import software.amazon.awssdk.services.cloudwatch.model.StandardUnit;
public abstract class InterceptingMetricsFactory implements MetricsFactory {
private final MetricsFactory other;
public InterceptingMetricsFactory(MetricsFactory other) {
this.other = other;
}
@Override
public MetricsScope createMetrics() {
MetricsScope otherScope = other.createMetrics();
interceptCreateMetrics(otherScope);
return new InterceptingMetricsScope(otherScope);
}
protected void interceptCreateMetrics(MetricsScope scope) {
// Default implementation does nothing;
}
protected void interceptAddData(String name, double value, StandardUnit unit, MetricsScope scope) {
scope.addData(name, value, unit);
}
protected void interceptAddData(String name, double value, StandardUnit unit, MetricsLevel level, MetricsScope scope) {
scope.addData(name, value, unit, level);
}
protected void interceptAddDimension(String name, String value, MetricsScope scope) {
scope.addDimension(name, value);
}
protected void interceptEnd(MetricsScope scope) {
scope.end();
}
private class InterceptingMetricsScope implements MetricsScope {
private MetricsScope other;
public InterceptingMetricsScope(MetricsScope other) {
this.other = other;
}
@Override
public void addData(String name, double value, StandardUnit unit) {
interceptAddData(name, value, unit, other);
}
@Override
public void addData(String name, double value, StandardUnit unit, MetricsLevel level) {
interceptAddData(name, value, unit, level, other);
}
@Override
public void addDimension(String name, String value) {
interceptAddDimension(name, value, other);
}
@Override
public void end() {
interceptEnd(other);
}
}
}
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