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Version.java
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133 lines (119 loc) · 3.37 KB
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/**
* Copyright 2015 the original author or authors.
* @https://github.com/scouter-project/scouter
*
* 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 scouter;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import scouter.util.FileUtil;
public class Version {
/*
* AGENT_VERSION = 20140523 AGENT_BUILD = 1.0.0 SERVER_VERSION = 20140523
* SERVER_BUILD = 1.0.0 CLIENT_VERSION = 20140523 CLIENT_BUILD = 1.0.0
*/
// -- AGENT --
public static String getVersion() {
Properties properties = getProperties();
if (properties != null) {
return properties.get("VERSION").toString();
} else {
return "";
}
}
public static String getBuildVer() {
Properties properties = getProperties();
if (properties != null) {
return properties.get("BUILD").toString();
} else {
return "";
}
}
public static String getAgentFullVersion() {
return getVersion()+" " +getBuildVer() ;
}
// -- SERVER --
public static String getServerFullVersion() {
return getVersion()+" " +getBuildVer() ;
}
// -- CLIENT --
public static String getClientFullVersion() {
return getVersion()+" " +getBuildVer() ;
}
public static void main(String[] args) {
System.out.println("Agent Ver. = " + getAgentFullVersion());
System.out.println("Server Ver. = " + getServerFullVersion());
System.out.println("Client Ver. = " + getClientFullVersion());
}
private static Properties getProperties() {
Properties properties = new Properties();
InputStream is = null;
try {
is = Version.class
.getResourceAsStream("/scouter/v.properties");
properties.load(is);
} catch (IOException e) {
return null;
} finally {
FileUtil.close(is);
}
return properties;
}
public static int versionCompare(String str1, String str2) {
if(str1 == null && str2 == null)
return 0;
if(str1 == null)
return -1;
if(str2 == null)
return 1;
str1 = numonly(str1);
str2 = numonly(str2);
String[] thisParts = str1.split("\\.");
String[] thatParts = str2.split("\\.");
int length = Math.max(thisParts.length, thatParts.length);
for(int i = 0; i < length; i++) {
long thisPart = i < thisParts.length ?
Long.parseLong(thisParts[i]) : 0;
long thatPart = i < thatParts.length ?
Long.parseLong(thatParts[i]) : 0;
if(thisPart < thatPart)
return -1;
if(thisPart > thatPart)
return 1;
}
return 0;
}
private static String numonly(String t) {
char[] c = t.toCharArray();
StringBuffer sb = new StringBuffer();
for (int i = 0; i < c.length; i++) {
switch (c[i]) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case '.':
sb.append(c[i]);
}
}
return sb.toString();
}
}