encode args without Apache

std-bits/base/src/main/java/org/enso/base/net/URIHelpers.java

@@ -2,18 +2,45 @@
 
 import java.net.URI;
 import java.net.URISyntaxException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
 import java.util.List;
-import org.apache.http.client.utils.URIBuilder;
 
 public class URIHelpers {
   public record NameValuePair(String name, String value) {}
 
   public static URI addQueryParameters(URI uri, List<NameValuePair> params)
       throws URISyntaxException {
-    URIBuilder builder = new URIBuilder(uri);
+    StringBuilder query = new StringBuilder();
+    if (uri.getRawQuery() != null) {
+      query.append(uri.getRawQuery());
+    }
+
     for (NameValuePair param : params) {
-      builder.addParameter(param.name(), param.value());
+      if (!query.isEmpty()) {
+        query.append("&");
+      }
+
+      query.append(encode(param.name)).append("=").append(encode(param.value));
+    }
+
+    StringBuilder uriBuilder = new StringBuilder();
+    uriBuilder
+            .append(uri.getScheme()).append("://")
+            .append(uri.getRawAuthority())
+            .append(uri.getRawPath());
+    if (!query.isEmpty()) {
+      uriBuilder.append("?").append(query);
     }
-    return builder.build();
+
+    if (uri.getRawFragment() != null) {
+      uriBuilder.append("#").append(uri.getRawFragment());
+    }
+
+    return new URI(uriBuilder.toString());
+  }
+
+  private static String encode(String value) {
+    return URLEncoder.encode(value, StandardCharsets.UTF_8);
   }
 }