org.springframework.batch.core.jsr.SimpleMetric Maven / Gradle / Ivy
/*
* Copyright 2013 the original author or authors.
*
* 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
*
* https://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.springframework.batch.core.jsr;
import javax.batch.runtime.Metric;
import org.springframework.util.Assert;
/**
* Simple implementation of the {@link Metric} interface as required by JSR-352.
*
* @author Michael Minella
* @since 3.0
*/
public class SimpleMetric implements Metric {
private final MetricType type;
private final long value;
/**
* Basic constructor. The attributes are immutable so this class is
* thread-safe.
*
* @param type as defined by JSR-352
* @param value the count of the times the related type has occurred.
*/
public SimpleMetric(MetricType type, long value) {
Assert.notNull(type, "A MetricType is required");
this.type = type;
this.value = value;
}
/* (non-Javadoc)
* @see javax.batch.runtime.Metric#getType()
*/
@Override
public MetricType getType() {
return type;
}
/* (non-Javadoc)
* @see javax.batch.runtime.Metric#getValue()
*/
@Override
public long getValue() {
return value;
}
}