2019-04-12 10:39:01 +10:00

93 lines
2.7 KiB
Java

package com.github.javafaker.service;
import org.yaml.snakeyaml.Yaml;
import java.io.InputStream;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import java.util.Map;
public class FakeValues implements FakeValuesInterface {
private final Locale locale;
private final String filename;
private final String path;
private Map values;
FakeValues(Locale locale) {
this(locale, getFilename(locale), getFilename(locale));
}
private static String getFilename(Locale locale) {
final StringBuilder filename = new StringBuilder(language(locale));
if (!"".equals(locale.getCountry())) {
filename.append("-").append(locale.getCountry());
}
return filename.toString();
}
/**
* If you new up a locale with "he", it gets converted to "iw" which is old.
* This addresses that unfortunate condition.
*/
private static String language(Locale l) {
if (l.getLanguage().equals("iw")) {
return "he";
}
return l.getLanguage();
}
FakeValues(Locale locale, String filename, String path) {
this.locale = locale;
this.filename = filename;
this.path = path;
}
@Override
public Map get(String key) {
if (values == null) {
values = loadValues();
}
return values == null ? null : (Map) values.get(key);
}
private Map loadValues() {
String pathWithLocaleAndFilename = "/" + locale.getLanguage() + "/" + this.filename;
String pathWithFilename = "/" + filename + ".yml";
String pathWithLocale = "/" + locale.getLanguage() + ".yml";
List<String> paths = Arrays.asList(pathWithLocaleAndFilename, pathWithFilename, pathWithLocale);
InputStream stream = null;
for (String path : paths) {
stream = findStream(path);
if (stream != null) {
break;
}
}
if (stream == null) {
return null;
}
final Map valuesMap = new Yaml().loadAs(stream, Map.class);
Map localeBased = (Map) valuesMap.get(locale.getLanguage());
if (localeBased == null) {
localeBased = (Map) valuesMap.get(filename);
}
return (Map) localeBased.get("faker");
}
private InputStream findStream(String filename) {
InputStream streamOnClass = getClass().getResourceAsStream(filename);
if (streamOnClass != null) {
return streamOnClass;
}
return getClass().getClassLoader().getResourceAsStream(filename);
}
boolean supportsPath(String path) {
return this.path.equals(path);
}
}