private Tuple<String, String> getVersionAndError() throws CoreException {
if (project != null) {
if (versionPropertyCache == null) {
String storeVersion = getStore().getPropertyFromXml(getPythonProjectVersionQualifiedName());
if (storeVersion == null) { // there is no such property set (let's set it to the default)
setVersion(getDefaultVersion(), null); // will set the versionPropertyCache too
} else {
// now, before returning and setting in the cache, let's make sure it's a valid version.
if (!IPythonNature.Versions.ALL_VERSIONS_ANY_FLAVOR.contains(storeVersion)) {
Log.log("The stored version is invalid (" + storeVersion + "). Setting default.");
setVersion(getDefaultVersion(), null); // will set the versionPropertyCache too
} else {
// Ok, it's correct.
versionPropertyCache = storeVersion;
}
}
}
} else {
String msg = "Trying to get version without project set. Returning default.";
Log.log(msg);
return new Tuple<String, String>(getDefaultVersion(), msg);
}
if (versionPropertyCache == null) {
String msg = "The cached version is null. Returning default.";
Log.log(msg);
return new Tuple<String, String>(getDefaultVersion(), msg);
} else if (!IPythonNature.Versions.ALL_VERSIONS_ANY_FLAVOR.contains(versionPropertyCache)) {
String msg =
"The cached version (" + versionPropertyCache + ") is invalid. Returning default.";
Log.log(msg);
return new Tuple<String, String>(getDefaultVersion(), msg);
}
return new Tuple<String, String>(versionPropertyCache, null);
}
/**
* @return The name of the interpreter that should be used for the nature this project is
* associated to.
* <p>Note that this is the name that's visible to the user (and not the actual path of the
* executable).
* <p>It can be null if the project is still not set!
*/
public String getProjectInterpreterName() throws CoreException {
if (project != null) {
if (interpreterPropertyCache == null) {
String storeInterpreter =
getStore().getPropertyFromXml(getPythonProjectInterpreterQualifiedName());
if (storeInterpreter
== null) { // there is no such property set (let's set it to the default)
setVersion(
null, IPythonNature.DEFAULT_INTERPRETER); // will set the interpreterPropertyCache too
} else {
interpreterPropertyCache = storeInterpreter;
}
}
}
return interpreterPropertyCache;
}