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Added getting elementaryOS version info. Extracted common method getDistribReleaseInfo()

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This commit is contained in:
nathan 2018-11-03 21:10:57 +01:00
parent be2a100b12
commit ba7e960940
1 changed files with 62 additions and 17 deletions
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79
src/dorkbox/util/OSUtil.java
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@ -206,6 +206,10 @@ class OSUtil {
public static
class Linux {
private static String info = null;
/**
* @return os release info or ""
*/
public static
String getInfo() {
if (info != null) {
@ -394,30 +398,49 @@ class OSUtil {
return ubuntuVersion;
}
String info = getInfo();
String releaseString = "DISTRIB_RELEASE=";
int index = info.indexOf(releaseString);
try {
if (index > -1) {
index += releaseString.length();
int newLine = info.indexOf(OS.LINE_SEPARATOR_UNIX, index);
if (newLine > index) {
String versionInfo = info.substring(index, newLine);
if (versionInfo.indexOf('.') > 0) {
String[] split = versionInfo.split("\\.");
String distribReleaseInfo = getDistribReleaseInfo();
if (distribReleaseInfo != null) {
String[] split = distribReleaseInfo.split("\\.");
ubuntuVersion = new int[] {Integer.parseInt(split[0]), Integer.parseInt(split[1])};
return ubuntuVersion;
}
}
}
} catch (Throwable ignored) {
ubuntuVersion = new int[] {Integer.parseInt(split[0]), Integer.parseInt(split[1])};
return ubuntuVersion;
}
ubuntuVersion = new int[]{0,0};
return ubuntuVersion;
}
private static volatile int[] elementaryOSVersion = null;
public static
int[] getElementaryOSVersion() {
// 0.1 Jupiter. The first stable version of elementary OS was Jupiter, published on 31 March 2011 and based on Ubuntu 10.10. ...
// 0.2 Luna. elementary OS 0.2 "Luna" ...
// 0.3 Freya. elementary OS 0.3 "Freya" ...
// 0.4 Loki. elementary OS 0.4, known by its codename, "Loki", was released on 9 September 2016. ...
// 5.0 Juno
if (elementaryOSVersion != null) {
return elementaryOSVersion;
}
if (!isElementaryOS()) {
elementaryOSVersion = new int[]{0,0};
return elementaryOSVersion;
}
String distribReleaseInfo = getDistribReleaseInfo();
if (distribReleaseInfo != null) {
String[] split = distribReleaseInfo.split("\\.");
elementaryOSVersion = new int[] {Integer.parseInt(split[0]), Integer.parseInt(split[1])};
return elementaryOSVersion;
}
elementaryOSVersion = new int[]{0,0};
return elementaryOSVersion;
}
private static Boolean isKali = null;
public static
@ -428,6 +451,28 @@ class OSUtil {
return isKali;
}
/**
* @return the `DISTRIB_RELEASE` info as a String, if possible. Otherwise NULL
*/
public static
String getDistribReleaseInfo() {
String info = getInfo();
String releaseString = "DISTRIB_RELEASE=";
int index = info.indexOf(releaseString);
try {
if (index > -1) {
index += releaseString.length();
int newLine = info.indexOf(OS.LINE_SEPARATOR_UNIX, index);
if (newLine > index) {
return info.substring(index, newLine);
}
}
} catch (Throwable ignored) {
}
return null;
}
public static
boolean isRoot() {
// this means we are running as sudo