/**
* Value is split by comma and trimmed. Never returns null.
*
* <p>Examples :
*
* <ul>
* <li>"one,two,three " -> ["one", "two", "three"]
* <li>" one, two, three " -> ["one", "two", "three"]
* <li>"one, , three" -> ["one", "", "three"]
* </ul>
*/
public String[] getStringArray(String key) {
PropertyDefinition property = getDefinitions().get(key);
if ((null != property) && (property.multiValues())) {
String value = getString(key);
if (value == null) {
return ArrayUtils.EMPTY_STRING_ARRAY;
}
List<String> values = new ArrayList<>();
for (String v : Splitter.on(",").trimResults().split(value)) {
values.add(v.replace("%2C", ","));
}
return values.toArray(new String[values.size()]);
}
return getStringArrayBySeparator(key, ",");
}
public Settings setProperty(String key, @Nullable String[] values) {
PropertyDefinition property = getDefinitions().get(key);
if ((null == property) || (!property.multiValues())) {
throw new IllegalStateException(
"Fail to set multiple values on a single value property " + key);
}
String text = null;
if (values != null) {
List<String> escaped = new ArrayList<>();
for (String value : values) {
if (null != value) {
escaped.add(value.replace(",", "%2C"));
} else {
escaped.add("");
}
}
String escapedValue = Joiner.on(',').join(escaped);
text = StringUtils.trim(escapedValue);
}
return setProperty(key, text);
}
