dorkbox
/
Utilities
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added ability to query ubuntu version

This commit is contained in:
nathan 2017-11-12 01:19:51 +01:00
parent 031e027ed4
commit 6307ab127a
1 changed files with 62 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

88
src/dorkbox/util/OSUtil.java
View File

@ -205,10 +205,16 @@ class OSUtil {
@SuppressWarnings("WeakerAccess")
public static
class Linux {
private static String info = null;
public static
String getInfo() {
if (info != null) {
return info;
}
if (!OS.isLinux()) {
return "";
info = "";
return info;
}
try {
@ -264,44 +270,24 @@ class OSUtil {
}
}
return fileContents.toString();
info = fileContents.toString();
return info;
}
} catch (Throwable ignored) {
}
return "";
}
public static
int getFedoraVersion() {
try {
String output = getInfo();
// ID=fedora
if (output.contains("ID=fedora\n")) {
// should be: VERSION_ID=23\n or something
int beginIndex = output.indexOf("VERSION_ID=") + 11;
String fedoraVersion_ = output.substring(beginIndex, output.indexOf(OS.LINE_SEPARATOR_UNIX, beginIndex));
return Integer.parseInt(fedoraVersion_);
}
} catch (Throwable ignored) {
}
return 0;
info = "";
return info;
}
/**
* @param id the info ID to check, ie: ubuntu, arch, debian, etc... This is what the OS vendor uses to ID their OS.
* @return true if this OS is identified as the specified ID.
*/
private static String info = null;
public static
boolean getInfo(String id) {
if (info == null) {
info = getInfo();
}
// ID=linuxmint/fedora/arch/ubuntu/etc
return info.contains("ID=" + id +"\n");
return getInfo().contains("ID=" + id +"\n");
}
private static Boolean isArch = null;
@ -349,6 +335,28 @@ class OSUtil {
return isFedora;
}
public static
int getFedoraVersion() {
if (!isFedora()) {
return 0;
}
try {
String output = getInfo();
// ID=fedora
if (output.contains("ID=fedora\n")) {
// should be: VERSION_ID=23\n or something
int beginIndex = output.indexOf("VERSION_ID=") + 11;
String fedoraVersion_ = output.substring(beginIndex, output.indexOf(OS.LINE_SEPARATOR_UNIX, beginIndex));
return Integer.parseInt(fedoraVersion_);
}
} catch (Throwable ignored) {
}
return 0;
}
private static Boolean isLinuxMint = null;
public static
boolean isLinuxMint() {
@ -367,6 +375,34 @@ class OSUtil {
return isUbuntu;
}
/**
* @return the ubuntu version or "" if not found.
*/
public static
String getUbuntuVersion() {
if (!OS.isLinux()) {
return "";
}
if (!isUbuntu()) {
return "";
}
String info = getInfo();
String releaseString = "DISTRIB_RELEASE=";
int index = info.indexOf(releaseString);
if (index > -1) {
index += releaseString.length();
int newLine = info.indexOf(OS.LINE_SEPARATOR_UNIX, index);
if (newLine > index) {
return info.substring(index, newLine);
}
}
return "";
}
private static Boolean isKali = null;
public static
boolean isKali() {