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MapUtils.java
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MapUtils.java
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package io.grisu.core.utils;
import java.time.LocalDate;
import java.util.*;
public class MapUtils {
public static TriFunction<Map, String, Object, Map> addToMap = (map, key, value) -> {
map.put(key, value);
return map;
};
public static <T> T get(Map map, String key, T defaultValue) {
T retValue = get(map, key);
if (retValue != null) {
return retValue;
}
return defaultValue;
}
public static <T> T get(Map map, String key) {
if (map != null && key != null) {
final String[] split = key.split("\\.");
Object loopValue = map;
for (int i = 0; i < split.length; i++) {
if (((Map) loopValue).containsKey(split[i])) {
loopValue = ((Map) loopValue).get(split[i]);
} else {
return null;
}
}
return (T) loopValue;
}
return null;
}
public static UUID uuid(Map map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof UUID) {
return (UUID) o;
}
if (o instanceof String) {
return java.util.UUID.fromString((String) o);
}
}
return null;
}
public static Boolean b(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof Boolean) {
return (Boolean) o;
}
if (o instanceof String) {
return Boolean.parseBoolean((String) o);
}
}
return null;
}
public static Long l(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof Long) {
return (Long) o;
}
if (o instanceof String) {
return Long.parseLong((String) o);
}
if (o instanceof Number) {
return ((Number) o).longValue();
}
}
return null;
}
public static Double d(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof Double) {
return (Double) o;
}
if (o instanceof String) {
return Double.parseDouble((String) o);
}
if (o instanceof Number) {
return ((Number) o).doubleValue();
}
}
return null;
}
public static Integer i(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof Integer) {
return (Integer) o;
}
if (o instanceof String) {
return Integer.parseInt((String) o);
}
if (o instanceof Number) {
return ((Number) o).intValue();
}
}
return null;
}
public static LocalDate localDate(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof LocalDate) {
return (LocalDate) o;
}
if (o instanceof String) {
return LocalDate.parse((String) o);
}
}
return null;
}
@SuppressWarnings("unchecked")
public static <K, V> Map<K, V> map(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof Map) {
return (Map<K, V>) o;
}
}
return null;
}
@SuppressWarnings("unchecked")
public static <K> List<K> list(Map<String, Object> map, String key) {
final Object o = get(map, key);
if (o != null) {
if (o instanceof List) {
return (List<K>) o;
}
if (o instanceof Set) {
return new ArrayList<K>((Collection<K>) o);
}
}
return null;
}
}