Java tutorial
/* * 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.teradata.benchto.driver.graphite; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Component; import java.time.Duration; import java.time.temporal.ChronoUnit; import java.util.Optional; import static com.google.common.base.MoreObjects.toStringHelper; @Component public class GraphiteProperties { @Value("${graphite.metrics.cpu:#{null}}") private String cpuGraphiteExpr; @Value("${graphite.metrics.memory:#{null}}") private String memoryGraphiteExpr; @Value("${graphite.metrics.network:#{null}}") private String networkGraphiteExpr; @Value("${graphite.resolution.seconds:0}") private int graphiteResolutionSeconds; @Value("${graphite.metrics-delay.seconds:0}") private int graphiteMetricsDelaySeconds; @Value("${benchmark.feature.graphite.metrics.collection.enabled:#{false}}") private boolean graphiteMetricsCollectionEnabled; public Optional<String> getCpuGraphiteExpr() { return Optional.ofNullable(cpuGraphiteExpr); } public Optional<String> getMemoryGraphiteExpr() { return Optional.ofNullable(memoryGraphiteExpr); } public Optional<String> getNetworkGraphiteExpr() { return Optional.ofNullable(networkGraphiteExpr); } public int getGraphiteResolutionSeconds() { return graphiteResolutionSeconds; } public Duration getGraphiteMetricsDelay() { return Duration.of(graphiteMetricsDelaySeconds, ChronoUnit.SECONDS); } public boolean isGraphiteMetricsCollectionEnabled() { return graphiteMetricsCollectionEnabled; } @Override public String toString() { return toStringHelper(this).add("cpuGraphiteExpr", cpuGraphiteExpr) .add("memoryGraphiteExpr", memoryGraphiteExpr).add("networkGraphiteExpr", networkGraphiteExpr) .add("graphiteResolutionSeconds", graphiteResolutionSeconds) .add("graphiteMetricsDelaySeconds", graphiteMetricsDelaySeconds) .add("graphiteMetricsCollectionEnabled", graphiteMetricsCollectionEnabled).toString(); } }