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This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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.elasticsearch.cluster;
/**
* Encapsulation class used to represent the amount of disk used on a node.
*/
public class DiskUsage {
final String nodeId;
final long totalBytes;
final long freeBytes;
public DiskUsage(String nodeId, long totalBytes, long freeBytes) {
if ((totalBytes < freeBytes) || (totalBytes < 0)) {
throw new IllegalStateException("Free bytes [" + freeBytes +
"] cannot be less than 0 or greater than total bytes [" + totalBytes + "]");
}
this.nodeId = nodeId;
this.totalBytes = totalBytes;
this.freeBytes = freeBytes;
}
public double getFreeDiskAsPercentage() {
double freePct = 100.0 * ((double)freeBytes / totalBytes);
return freePct;
}
public long getFreeBytes() {
return freeBytes;
}
public long getTotalBytes() {
return totalBytes;
}
public long getUsedBytes() {
return getTotalBytes() - getFreeBytes();
}
public String toString() {
return "[" + nodeId + "] free: " + getFreeBytes() + "[" + getFreeDiskAsPercentage() + "]";
}
}