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java: Added version information & checks to ensure Java version matches Native version

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Signed-off-by: Stefan Andritoiu <stefan.andritoiu@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Stefan Andritoiu
2016-05-31 19:12:27 +03:00
committed by Brendan Le Foll
parent 5160d909d3
commit 03b548c33b
4 changed files with 39 additions and 1 deletions
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29
src/java/mraajava.i
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@@ -96,5 +96,34 @@ class Spi;
System.err.println("Native code library failed to load. \n" + e);
System.exit(1);
}
String javaAPIVersion = mraa.class.getPackage().getSpecificationVersion();
String nativeAPIVersion = mraa.getVersion().substring(1);
String javaMajor = javaAPIVersion.substring(0, javaAPIVersion.indexOf('.'));
String nativeMajor = nativeAPIVersion.substring(0, nativeAPIVersion.indexOf('.'));
if(Integer.parseInt(javaMajor) < Integer.parseInt(nativeMajor)){
System.err.println("Java library is out of date. Please update the Java library.");
System.err.println("Native library version is " + nativeAPIVersion + ". Java library version is " + javaAPIVersion + ".");
System.exit(1);
}
if(Integer.parseInt(javaMajor) > Integer.parseInt(nativeMajor)){
System.err.println("Native library is out of date. Please update the Native library.");
System.err.println("Native library version is " + nativeAPIVersion + ". Java library version is " + javaAPIVersion + ".");
System.exit(1);
}
String javaMinor = javaAPIVersion.substring(javaMajor.length() + 1, javaAPIVersion.indexOf('.', javaMajor.length() + 1));
String nativeMinor = nativeAPIVersion.substring(nativeMajor.length() + 1, nativeAPIVersion.indexOf('.', nativeMajor.length() + 1));
if(Integer.parseInt(javaMinor) < Integer.parseInt(nativeMinor)){
System.err.println("Java library is out of date. Please consider updating the Java library.");
System.err.println("Native library version is " + nativeAPIVersion + ". Java library version is " + javaAPIVersion + ".");
}
if(Integer.parseInt(javaMinor) > Integer.parseInt(nativeMinor)){
System.err.println("Native library is out of date. Please consider updating the Native library.");
System.err.println("Native library version is " + nativeAPIVersion + ". Java library version is " + javaAPIVersion + ".");
}
}
%}