Analytics rewrite: generic provider SPI with GDPR consent and multiple backends

CodenameOne/src/com/codename1/analytics/AbstractAnalyticsProvider.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2026, Codename One and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Codename One designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Codename One through http://www.codenameone.com/ if you
+ * need additional information or have any questions.
+ */
+package com.codename1.analytics;
+
+/// Convenience base class for {@link AnalyticsProvider} implementations. Every
+/// SPI method has an empty / no-op body so a concrete provider only overrides
+/// the calls it actually supports. The {@link AnalyticsContext} handed to
+/// {@link #init(AnalyticsContext)} is retained and exposed via
+/// {@link #getContext()}; {@link #supports(AnalyticsCapability)} returns
+/// {@code false} for every capability and should be overridden.
+public abstract class AbstractAnalyticsProvider implements AnalyticsProvider {
+    private AnalyticsContext context;
+
+    @Override
+    public abstract String getName();
+
+    @Override
+    public void init(AnalyticsContext context) {
+        this.context = context;
+    }
+
+    /// The context supplied at {@link #init(AnalyticsContext)} time.
+    ///
+    /// #### Returns
+    ///
+    /// the context, or null if not yet initialised
+    protected AnalyticsContext getContext() {
+        return context;
+    }
+
+    @Override
+    public void trackScreen(String name, String referrer) {
+    }
+
+    @Override
+    public void trackEvent(AnalyticsEvent event) {
+    }
+
+    @Override
+    public void setUserId(String id) {
+    }
+
+    @Override
+    public void setUserProperty(String key, String value) {
+    }
+
+    @Override
+    public void reportCrash(AnalyticsCrashReport report) {
+    }
+
+    @Override
+    public void onConsentChanged(AnalyticsConsent consent) {
+    }
+
+    @Override
+    public void flush() {
+    }
+
+    @Override
+    public boolean supports(AnalyticsCapability capability) {
+        return false;
+    }
+}