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Viewing changes to org.springframework.build.aws.ant/src/main/java/org/springframework/build/aws/ant/TransferUtils.java

  • Committer: Bazaar Package Importer
  • Author(s): Damien Raude-Morvan
  • Date: 2010-08-24 22:10:27 UTC
  • Revision ID: james.westby@ubuntu.com-20100824221027-dsvue8cksrqzdmrw
Tags: upstream-2.5.2~git3be7d52
Import upstream version 2.5.2~git3be7d52

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org.springframework.build.aws.ant/src/main/java/org/springframework/build/aws/ant/TransferUtils.java
 
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/*
 
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 * Copyright 2010 SpringSource
 
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 *
 
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 * Licensed under the Apache License, Version 2.0 (the "License");
 
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 * you may not use this file except in compliance with the License.
 
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 * You may obtain a copy of the License at
 
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 *
 
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 *     http://www.apache.org/licenses/LICENSE-2.0
 
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 *
 
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 * Unless required by applicable law or agreed to in writing, software
 
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 * distributed under the License is distributed on an "AS IS" BASIS,
 
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 
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 * See the License for the specific language governing permissions and
 
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 * limitations under the License.
 
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 */
 
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package org.springframework.build.aws.ant;
 
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import java.text.DecimalFormat;
 
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import java.text.NumberFormat;
 
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/**
 
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 * Base class with utility methods for all transfer type services.
 
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 * 
 
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 * @author Ben Hale
 
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 */
 
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abstract class TransferUtils {
 
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        private static final float KILOBYTE = 1024;
 
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        private static final float MEGABYTE = 1048576;
 
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        private static final float SECOND = 1000;
 
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        private static final NumberFormat formatter = new DecimalFormat("###,###.0");
 
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        private TransferUtils() {
 
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        }
 
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        public static String getFormattedSize(long size) {
 
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                StringBuilder sb = new StringBuilder();
 
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                float megabytes = size / MEGABYTE;
 
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                if (megabytes > 1) {
 
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                        sb.append(formatter.format(megabytes));
 
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                        sb.append(" MB");
 
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                }
 
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                else {
 
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                        float kilobytes = size / KILOBYTE;
 
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                        sb.append(formatter.format(kilobytes));
 
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                        sb.append(" KB");
 
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                }
 
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                return sb.toString();
 
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        }
 
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        public static String getFormattedTime(long time) {
 
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                StringBuilder sb = new StringBuilder();
 
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                float seconds = time / SECOND;
 
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                sb.append(formatter.format(seconds));
 
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                sb.append(" s");
 
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                return sb.toString();
 
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        }
 
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        public static String getFormattedSpeed(long size, long time) {
 
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                StringBuilder sb = new StringBuilder();
 
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                float seconds = time / SECOND;
 
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                float megabytes = size / MEGABYTE;
 
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                float megabytesPerSecond = megabytes / seconds;
 
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                if (megabytesPerSecond > 1) {
 
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                        sb.append(formatter.format(megabytesPerSecond));
 
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                        sb.append(" MB/s");
 
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                }
 
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                else {
 
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                        float kilobytes = size / KILOBYTE;
 
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                        float kilobytesPerSecond = kilobytes / seconds;
 
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                        sb.append(formatter.format(kilobytesPerSecond));
 
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                        sb.append(" KB/s");
 
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                }
 
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                return sb.toString();
 
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        }
 
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}