--- /dev/null
+/*
+ * Copyright (c) 2024 PANTHEON.tech, s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.restconf.api;
+
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.collect.ImmutableMap;
+import java.util.Collection;
+import java.util.Map.Entry;
+import org.eclipse.jdt.annotation.NonNullByDefault;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.restconf.api.query.RestconfQueryParam;
+
+/**
+ * Default implementation of {@link QueryParameters}.
+ */
+@NonNullByDefault
+record ImmutableQueryParameters(ImmutableMap<String, String> params) implements QueryParameters {
+ static final ImmutableQueryParameters EMPTY = new ImmutableQueryParameters(ImmutableMap.of());
+
+ ImmutableQueryParameters {
+ requireNonNull(params);
+ }
+
+ ImmutableQueryParameters(final Collection<RestconfQueryParam<?>> params) {
+ // TODO: consider caching common request parameter combinations
+ this(params.stream()
+ .collect(ImmutableMap.toImmutableMap(RestconfQueryParam::paramName, RestconfQueryParam::paramValue)));
+ }
+
+ @Override
+ public Collection<Entry<String, String>> asCollection() {
+ return params.entrySet();
+ }
+
+ @Override
+ public @Nullable String lookup(final String paramName) {
+ return params.get(requireNonNull(paramName));
+ }
+
+ @Override
+ public String toString() {
+ return QueryParameters.class.getSimpleName() + "(" + params + ")";
+ }
+}