private static Location buildLocation(
String property,
URL defaultLocation,
String userDefaultAppendage,
boolean readOnlyDefault,
boolean computeReadOnly,
String dataAreaPrefix) {
String location = FrameworkProperties.clearProperty(property);
// the user/product may specify a non-default readOnly setting
String userReadOnlySetting = FrameworkProperties.getProperty(property + READ_ONLY_AREA_SUFFIX);
boolean readOnly =
(userReadOnlySetting == null
? readOnlyDefault
: Boolean.valueOf(userReadOnlySetting).booleanValue());
// if the instance location is not set, predict where the workspace will be and
// put the instance area inside the workspace meta area.
if (location == null)
return new BasicLocation(
property,
defaultLocation,
userReadOnlySetting != null || !computeReadOnly ? readOnly : !canWrite(defaultLocation),
dataAreaPrefix);
String trimmedLocation = location.trim();
if (trimmedLocation.equalsIgnoreCase(NONE)) return null;
if (trimmedLocation.equalsIgnoreCase(NO_DEFAULT))
return new BasicLocation(property, null, readOnly, dataAreaPrefix);
if (trimmedLocation.startsWith(USER_HOME)) {
String base = substituteVar(location, USER_HOME, PROP_USER_HOME);
location = new File(base, userDefaultAppendage).getAbsolutePath();
} else if (trimmedLocation.startsWith(USER_DIR)) {
String base = substituteVar(location, USER_DIR, PROP_USER_DIR);
location = new File(base, userDefaultAppendage).getAbsolutePath();
}
URL url = buildURL(location, true);
BasicLocation result = null;
if (url != null) {
result =
new BasicLocation(
property,
null,
userReadOnlySetting != null || !computeReadOnly ? readOnly : !canWrite(url),
dataAreaPrefix);
result.setURL(url, false);
}
return result;
}
