| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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.apache.hadoop.nfs; |
| |
| import org.apache.hadoop.oncrpc.XDR; |
| |
| /** |
| * Class that encapsulates time. |
| */ |
| public class NfsTime { |
| static final int MILLISECONDS_IN_SECOND = 1000; |
| static final int NANOSECONDS_IN_MILLISECOND = 1000000; |
| private final int seconds; |
| private final int nseconds; |
| |
| public NfsTime(int seconds, int nseconds) { |
| this.seconds = seconds; |
| this.nseconds = nseconds; |
| } |
| |
| public NfsTime(NfsTime other) { |
| seconds = other.getNseconds(); |
| nseconds = other.getNseconds(); |
| } |
| |
| public NfsTime(long milliseconds) { |
| seconds = (int) (milliseconds / MILLISECONDS_IN_SECOND); |
| nseconds = (int) ((milliseconds - this.seconds * MILLISECONDS_IN_SECOND) * |
| NANOSECONDS_IN_MILLISECOND); |
| } |
| |
| public int getSeconds() { |
| return seconds; |
| } |
| |
| public int getNseconds() { |
| return nseconds; |
| } |
| |
| /** |
| * Get the total time in milliseconds |
| * @return convert to milli seconds |
| */ |
| public long getMilliSeconds() { |
| return (long) (seconds) * 1000 + (long) (nseconds) / 1000000; |
| } |
| |
| public void serialize(XDR xdr) { |
| xdr.writeInt(getSeconds()); |
| xdr.writeInt(getNseconds()); |
| } |
| |
| public static NfsTime deserialize(XDR xdr) { |
| return new NfsTime(xdr.readInt(), xdr.readInt()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return seconds ^ nseconds; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof NfsTime)) { |
| return false; |
| } |
| return ((NfsTime) o).getMilliSeconds() == this.getMilliSeconds(); |
| } |
| |
| @Override |
| public String toString() { |
| return "(NfsTime-" + seconds + "s, " + nseconds + "ns)"; |
| } |
| } |