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/*
 * Copyright 2024 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.keycloak.quarkus.runtime.configuration;

import io.smallrye.config.ConfigSourceInterceptor;
import io.smallrye.config.ConfigSourceInterceptorContext;
import io.smallrye.config.ConfigValue;
import io.smallrye.config.Priorities;
import jakarta.annotation.Priority;
import org.apache.commons.collections4.iterators.FilterIterator;
import org.keycloak.quarkus.runtime.configuration.mappers.PropertyMappers;

import java.util.Iterator;

import static org.keycloak.quarkus.runtime.configuration.MicroProfileConfigProvider.NS_KEYCLOAK_PREFIX;

/**
 * 

This interceptor is responsible for ignoring disabled Keycloak properties * *

This interceptor should execute before the {@link PropertyMappingInterceptor} so that disabled properties * are not mapped to the Quarkus properties. *

* The reason for the used priority is to always execute the interceptor before default Application Config Source interceptors * and before the {@link PropertyMappingInterceptor} */ @Priority(Priorities.APPLICATION - 20) public class DisabledMappersInterceptor implements ConfigSourceInterceptor { private static final ThreadLocal ENABLED = ThreadLocal.withInitial(() -> false); public static void enable() { enable(true); } public static void disable() { enable(false); } public static void enable(boolean enable) { ENABLED.set(enable); } private boolean isDisabledMapper(String property) { return property.startsWith(NS_KEYCLOAK_PREFIX) && PropertyMappers.isDisabledMapper(property); } Iterator filterDisabledMappers(Iterator iter) { return new FilterIterator<>(iter, item -> !isDisabledMapper(item)); } @Override public Iterator iterateNames(ConfigSourceInterceptorContext context) { return filterDisabledMappers(context.iterateNames()); } @Override public ConfigValue getValue(ConfigSourceInterceptorContext context, String name) { if (isEnabled() && isDisabledMapper(name)) { return null; } return context.proceed(name); } public static boolean isEnabled() { return Boolean.TRUE.equals(ENABLED.get()); } public static void runWithDisabled(Runnable execution) { try { disable(); execution.run(); } finally { enable(); } } }





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