org.keycloak.representations.info.MemoryInfoRepresentation Maven / Gradle / Ivy
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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.keycloak.representations.info;
public class MemoryInfoRepresentation {
protected long total;
protected String totalFormated;
protected long used;
protected String usedFormated;
protected long free;
protected long freePercentage;
protected String freeFormated;
public static MemoryInfoRepresentation create() {
MemoryInfoRepresentation rep = new MemoryInfoRepresentation();
Runtime runtime = Runtime.getRuntime();
rep.total = runtime.maxMemory();
rep.totalFormated = formatMemory(rep.total);
rep.used = runtime.totalMemory() - runtime.freeMemory();
rep.usedFormated = formatMemory(rep.used);
rep.free = rep.total - rep.used;
rep.freeFormated = formatMemory(rep.free);
rep.freePercentage = rep.free * 100 / rep.total;
return rep;
}
public long getTotal() {
return total;
}
public String getTotalFormated() {
return totalFormated;
}
public long getFree() {
return free;
}
public String getFreeFormated() {
return freeFormated;
}
public long getUsed() {
return used;
}
public String getUsedFormated() {
return usedFormated;
}
public long getFreePercentage() {
return freePercentage;
}
private static String formatMemory(long bytes) {
if (bytes > 1024L * 1024L) {
return bytes / (1024L * 1024L) + " MB";
} else if (bytes > 1024L) {
return bytes / (1024L) + " kB";
} else {
return bytes + " B";
}
}
}