66 lines
2.4 KiB
Java
66 lines
2.4 KiB
Java
package com.hpcloud.mon.resource;
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import java.util.List;
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import java.util.Map;
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import javax.inject.Inject;
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import javax.ws.rs.DefaultValue;
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import javax.ws.rs.GET;
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import javax.ws.rs.HeaderParam;
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import javax.ws.rs.Path;
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import javax.ws.rs.Produces;
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import javax.ws.rs.QueryParam;
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import javax.ws.rs.core.MediaType;
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import org.joda.time.DateTime;
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import com.codahale.metrics.annotation.Timed;
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import com.google.common.base.Splitter;
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import com.hpcloud.mon.app.validation.Validation;
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import com.hpcloud.mon.domain.model.statistic.StatisticRepository;
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import com.hpcloud.mon.domain.model.statistic.Statistics;
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//import com.hpcloud.util.stats.Statistics;
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import com.wordnik.swagger.annotations.Api;
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import com.wordnik.swagger.annotations.ApiOperation;
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/**
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* Statistics resource implementation.
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*
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* @author Jonathan Halterman
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*/
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@Path("/v2.0/metrics/statistics")
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@Api(value = "/v2.0/statistics", description = "Operations for accessing statistics")
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public class StatisticResource {
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private static final Splitter COMMA_SPLITTER = Splitter.on(',').omitEmptyStrings().trimResults();
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private final StatisticRepository repo;
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@Inject
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public StatisticResource(StatisticRepository repo) {
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this.repo = repo;
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}
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@GET
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@Timed
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@Produces(MediaType.APPLICATION_JSON)
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@ApiOperation(value = "Get statistics", response = Statistics.class, responseContainer = "List")
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public List<Statistics> get(@HeaderParam("X-Tenant-Id") String tenantId,
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@QueryParam("name") String name, @QueryParam("dimensions") String dimensionsStr,
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@QueryParam("start_time") String startTimeStr, @QueryParam("end_time") String endTimeStr,
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@QueryParam("statistics") String statisticsStr,
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@DefaultValue("300") @QueryParam("period") String periodStr) {
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// Validate query parameters
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DateTime startTime = Validation.parseAndValidateDate(startTimeStr, "start_time", true);
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DateTime endTime = Validation.parseAndValidateDate(endTimeStr, "end_time", false);
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Validation.validateTimes(startTime, endTime);
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Validation.validateNotNullOrEmpty(statisticsStr, "statistics");
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int period = Validation.parseAndValidateNumber(periodStr, "period");
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List<String> statistics = Validation.parseValidateAndNormalizeStatistics(COMMA_SPLITTER.split(statisticsStr));
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Map<String, String> dimensions = Validation.parseAndValidateNameAndDimensions(name,
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dimensionsStr);
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return repo.find(tenantId, name, dimensions, startTime, endTime, statistics, period);
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}
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}
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