Reformat imports

[signal-cli] / src / main / java / org / asamk / signal / util / Util.java

diff --git a/src/main/java/org/asamk/signal/util/Util.java b/src/main/java/org/asamk/signal/util/Util.java
index eec7d2f782fdb95846400fdc603fdbc310520cac..f0d39601bf2298c709797672f6f6f82e42e8cef5 100644 (file)
--- a/src/main/java/org/asamk/signal/util/Util.java
+++ b/src/main/java/org/asamk/signal/util/Util.java
@@ -1,9 +1,12 @@
 package org.asamk.signal.util;
 
-import java.io.UnsupportedEncodingException;
-import java.net.URLDecoder;
-import java.util.HashMap;
-import java.util.Map;
+import com.fasterxml.jackson.databind.JsonNode;
+
+import org.asamk.signal.GroupIdFormatException;
+import org.whispersystems.signalservice.internal.util.Base64;
+
+import java.io.IOException;
+import java.io.InvalidObjectException;
 
 public class Util {
 
@@ -20,28 +23,6 @@ public class Util {
         return f.toString();
     }
 
-    public static Map<String, String> getQueryMap(String query) {
-        String[] params = query.split("&");
-        Map<String, String> map = new HashMap<>();
-        for (String param : params) {
-            String name = null;
-            final String[] paramParts = param.split("=");
-            try {
-                name = URLDecoder.decode(paramParts[0], "utf-8");
-            } catch (UnsupportedEncodingException e) {
-                // Impossible
-            }
-            String value = null;
-            try {
-                value = URLDecoder.decode(paramParts[1], "utf-8");
-            } catch (UnsupportedEncodingException e) {
-                // Impossible
-            }
-            map.put(name, value);
-        }
-        return map;
-    }
-
     public static String join(CharSequence separator, Iterable<? extends CharSequence> list) {
         StringBuilder buf = new StringBuilder();
         for (CharSequence str : list) {
@@ -53,4 +34,21 @@ public class Util {
 
         return buf.toString();
     }
+
+    public static JsonNode getNotNullNode(JsonNode parent, String name) throws InvalidObjectException {
+        JsonNode node = parent.get(name);
+        if (node == null) {
+            throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ", name));
+        }
+
+        return node;
+    }
+
+    public static byte[] decodeGroupId(String groupId) throws GroupIdFormatException {
+        try {
+            return Base64.decode(groupId);
+        } catch (IOException e) {
+            throw new GroupIdFormatException(groupId, e);
+        }
+    }
 }