/**
* Copyright 2014 SAP AG
*
* 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 org.aim.description.sampling;
import org.codehaus.jackson.annotate.JsonCreator;
import org.codehaus.jackson.annotate.JsonProperty;
/**
* This class represents a sampling description.
*
* @author Henning Schulz
*
*/
public class SamplingDescription {
public static final String SAMPLER_MESSAGING_STATISTICS = "SAMPLER_MESSAGING_STATISTICS";
public static final String SAMPLER_DATABASE_STATISTICS = "SAMPLER_DATABASE_STATISTICS";
private static final String[] specificSampler = { SAMPLER_MESSAGING_STATISTICS, SAMPLER_DATABASE_STATISTICS };
public static String[] getSpecificSampler() {
return specificSampler;
}
private static final int HASH_PRIME = 31;
private final long delay;
private final String resourceName;
/**
* Constructor.
*
* @param resourceName
* resource to be sampled
* @param delay
* sampling delay
*/
@JsonCreator
public SamplingDescription(@JsonProperty("resourceName") String resourceName, @JsonProperty("delay") long delay) {
if (resourceName == null) {
this.resourceName = "";
} else {
this.resourceName = resourceName;
}
this.delay = delay;
}
/**
* @return the delay
*/
public long getDelay() {
return delay;
}
/**
* @return the resourceName
*/
public String getResourceName() {
return resourceName;
}
@Override
public String toString() {
return resourceName + " +" + delay;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (!obj.getClass().equals(this.getClass())) {
return false;
}
SamplingDescription other = (SamplingDescription) obj;
return this.getResourceName().equals(other.getResourceName()) && this.getDelay() == other.getDelay();
}
@Override
public int hashCode() {
return getResourceName().hashCode() * HASH_PRIME + (int) getDelay();
}
}