v0.0.3

src/main/java/com/imyeyu/network/ArgMap.java

@@ -35,6 +35,36 @@ public class ArgMap<K, V> extends HashMap<K, V> {
 	}
 
 	public String toURL(String url) {
-		return url + "?" + toURL();
+		StringBuilder sb = new StringBuilder(url);
+		if (url.contains("?")) {
+			if (!url.endsWith("?") && !url.endsWith("&")) {
+				sb.append('&');
+			}
+			sb.append(toURL());
+			return sb.toString();
+		} else {
+			return url + "?" + toURL();
+		}
+	}
+
+	public static <K, V> ArgMap<K, V> of(K key, V value) {
+		ArgMap<K, V> map = new ArgMap<>();
+		map.put(key, value);
+		return map;
+	}
+
+	public static <K, V> ArgMap<K, V> of(K key1, V value1, K key2, V value2) {
+		ArgMap<K, V> map = new ArgMap<>();
+		map.put(key1, value1);
+		map.put(key2, value2);
+		return map;
+	}
+
+	public static <K, V> ArgMap<K, V> of(K key1, V value1, K key2, V value2, K key3, V value3) {
+		ArgMap<K, V> map = new ArgMap<>();
+		map.put(key1, value1);
+		map.put(key2, value2);
+		map.put(key3, value3);
+		return map;
 	}
 }