net.sf.ehcache.management.resource.services.CacheStatisticSamplesResourceServiceImpl Maven / Gradle / Ivy
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A product library implementing the ehcache management resource service interfaces and integrating with ehcache to construct the relevant management resource entities.
/*
* All content copyright (c) 2003-2012 Terracotta, Inc., except as may otherwise be noted in a separate copyright
* notice. All rights reserved.
*/
package net.sf.ehcache.management.resource.services;
import net.sf.ehcache.management.resource.CacheStatisticSampleEntity;
import net.sf.ehcache.management.service.EntityResourceFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.terracotta.management.ServiceExecutionException;
import org.terracotta.management.ServiceLocator;
import org.terracotta.management.resource.exceptions.ResourceRuntimeException;
import org.terracotta.management.resource.services.validator.RequestValidator;
import javax.ws.rs.Path;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
/**
* @author brandony
*/
@Path("/agents/cacheManagers/caches/statistics/samples")
public final class CacheStatisticSamplesResourceServiceImpl implements CacheStatisticSamplesResourceService {
private static final Logger LOG = LoggerFactory.getLogger(CacheStatisticSamplesResourceServiceImpl.class);
private final EntityResourceFactory entityResourceFactory;
private final RequestValidator validator;
public CacheStatisticSamplesResourceServiceImpl() {
this.entityResourceFactory = ServiceLocator.locate(EntityResourceFactory.class);
this.validator = ServiceLocator.locate(RequestValidator.class);
}
@Override
public Collection getCacheStatisticSamples(UriInfo info) {
LOG.debug(String.format("Invoking CacheStatisticSamplesResourceServiceImpl.getCacheStatisticSamples: %s",
info.getRequestUri()));
validator.validateSafe(info);
String cacheManagerNames = info.getPathSegments().get(1).getMatrixParameters().getFirst("names");
Set cmNames = cacheManagerNames == null ? null : new HashSet(
Arrays.asList(cacheManagerNames.split(",")));
String cacheNames = info.getPathSegments().get(2).getMatrixParameters().getFirst("names");
Set cNames = cacheNames == null ? null : new HashSet(Arrays.asList(cacheNames.split(",")));
String sampleNames = info.getPathSegments().get(4).getMatrixParameters().getFirst("names");
Set sNames = sampleNames == null ? null : new HashSet(Arrays.asList(sampleNames.split(",")));
try {
return entityResourceFactory.createCacheStatisticSampleEntity(cmNames, cNames, sNames);
} catch (ServiceExecutionException e) {
throw new ResourceRuntimeException("Failed to get cache statistics sample", e,
Response.Status.BAD_REQUEST.getStatusCode());
}
}
}
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