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RedisClientRecorder.java
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RedisClientRecorder.java
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package io.quarkus.redis.runtime.client;
import static io.quarkus.redis.runtime.client.config.RedisConfig.DEFAULT_CLIENT_NAME;
import java.time.Duration;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.Supplier;
import io.quarkus.redis.client.RedisClient;
import io.quarkus.redis.client.reactive.ReactiveRedisClient;
import io.quarkus.redis.datasource.ReactiveRedisDataSource;
import io.quarkus.redis.datasource.RedisDataSource;
import io.quarkus.redis.runtime.client.config.RedisClientConfig;
import io.quarkus.redis.runtime.client.config.RedisConfig;
import io.quarkus.redis.runtime.datasource.BlockingRedisDataSourceImpl;
import io.quarkus.redis.runtime.datasource.ReactiveRedisDataSourceImpl;
import io.quarkus.runtime.RuntimeValue;
import io.quarkus.runtime.ShutdownContext;
import io.quarkus.runtime.annotations.Recorder;
import io.quarkus.runtime.configuration.ConfigurationException;
import io.vertx.mutiny.core.Vertx;
import io.vertx.mutiny.redis.client.Redis;
import io.vertx.mutiny.redis.client.RedisAPI;
@Recorder
public class RedisClientRecorder {
// Split client and DS recorders
private final RedisConfig config;
private static final Map<String, RedisClientAndApi> clients = new HashMap<>();
private static final Map<String, ReactiveRedisDataSourceImpl> dataSources = new HashMap<>();
private Vertx vertx;
public RedisClientRecorder(RedisConfig rc) {
this.config = rc;
}
public void initialize(RuntimeValue<io.vertx.core.Vertx> vertx, Set<String> names) {
this.vertx = Vertx.newInstance(vertx.getValue());
_initialize(this.vertx, names);
}
private void closeAllClients() {
for (Map.Entry<String, RedisClientAndApi> entry : clients.entrySet()) {
entry.getValue().redis.close();
}
clients.clear();
dataSources.clear();
}
public void _initialize(Vertx vertx, Set<String> names) {
for (String name : names) {
// Search if we have an associated config:
// - if default -> Default
// - if named -> Look for that config
// - if not found -> ConfigurationException
Optional<RedisClientConfig> maybe = getConfigForName(config, name);
if (!RedisConfig.isDefaultClient(name)) {
RedisClientConfig actualConfig = maybe
.orElseThrow(new Supplier<ConfigurationException>() {
@Override
public ConfigurationException get() {
return new ConfigurationException("The application contains a " +
"@RedisClientName(\"" + name
+ "\"), but the application configuration does not configure this " +
"redis client configuration with that name. " +
"You must at least configure `quarkus.redis." + name + ".hosts`.");
}
});
clients.computeIfAbsent(name,
x -> new RedisClientAndApi(VertxRedisClientFactory.create(name, vertx, actualConfig)));
} else if (DEFAULT_CLIENT_NAME.equalsIgnoreCase(name) && maybe.isPresent()) {
clients.computeIfAbsent(name,
x -> new RedisClientAndApi(VertxRedisClientFactory.create(DEFAULT_CLIENT_NAME, vertx, maybe.get())));
}
// Do not throw an error. We would need to check if the default redis client is used.
}
}
static Optional<RedisClientConfig> getConfigForName(RedisConfig cfg, String name) {
if (RedisConfig.isDefaultClient(name)) {
return Optional.ofNullable(cfg.defaultRedisClient);
}
for (Map.Entry<String, RedisClientConfig> entry : cfg.namedRedisClients.entrySet()) {
if (entry.getKey().equalsIgnoreCase(name)) {
return Optional.of(entry.getValue());
}
}
return Optional.empty();
}
public Supplier<Redis> getRedisClient(String name) {
return new Supplier<Redis>() {
@Override
public Redis get() {
return clients.get(name).redis;
}
};
}
public Supplier<io.vertx.redis.client.Redis> getBareRedisClient(String name) {
return new Supplier<io.vertx.redis.client.Redis>() {
@Override
public io.vertx.redis.client.Redis get() {
return clients.get(name).redis.getDelegate();
}
};
}
public Supplier<RedisAPI> getRedisAPI(String name) {
return new Supplier<RedisAPI>() {
@Override
public RedisAPI get() {
return clients.get(name).api;
}
};
}
public Supplier<io.vertx.redis.client.RedisAPI> getBareRedisAPI(String name) {
return new Supplier<io.vertx.redis.client.RedisAPI>() {
@Override
public io.vertx.redis.client.RedisAPI get() {
return clients.get(name).api.getDelegate();
}
};
}
public Supplier<ReactiveRedisDataSource> getReactiveDataSource(String name) {
return new Supplier<ReactiveRedisDataSource>() {
@Override
public ReactiveRedisDataSource get() {
return dataSources.computeIfAbsent(name, k -> {
RedisClientAndApi redisClientAndApi = clients.get(name);
Redis redis = redisClientAndApi.redis;
RedisAPI api = redisClientAndApi.api;
return new ReactiveRedisDataSourceImpl(vertx, redis, api);
});
}
};
}
public Supplier<RedisDataSource> getBlockingDataSource(String name) {
return new Supplier<RedisDataSource>() {
@Override
public RedisDataSource get() {
Duration timeout = RedisClientRecorder.this.getTimeoutForClient(name);
return new BlockingRedisDataSourceImpl(
(ReactiveRedisDataSourceImpl) RedisClientRecorder.this.getReactiveDataSource(name).get(), timeout);
}
};
}
// Legacy client
public Supplier<RedisClient> getLegacyRedisClient(String name) {
return new Supplier<RedisClient>() {
@Override
public RedisClient get() {
Duration timeout = getTimeoutForClient(name);
return new RedisClientImpl(
RedisClientRecorder.this.getRedisClient(name).get(),
RedisClientRecorder.this.getRedisAPI(name).get(),
timeout);
}
};
}
private Duration getTimeoutForClient(String name) {
Duration timeout;
if (RedisConfig.isDefaultClient(name)) {
timeout = config.defaultRedisClient.timeout;
} else {
timeout = config.namedRedisClients.get(name).timeout;
}
return timeout;
}
public Supplier<ReactiveRedisClient> getLegacyReactiveRedisClient(String name) {
return new Supplier<ReactiveRedisClient>() {
@Override
public ReactiveRedisClient get() {
return new ReactiveRedisClientImpl(RedisClientRecorder.this.getRedisClient(name).get(),
RedisClientRecorder.this.getRedisAPI(name).get());
}
};
}
public void cleanup(ShutdownContext context) {
context.addShutdownTask(new Runnable() {
@Override
public void run() {
for (RedisClientAndApi value : clients.values()) {
value.redis.close();
}
clients.clear();
dataSources.clear();
}
});
}
private static class RedisClientAndApi {
private final Redis redis;
private final RedisAPI api;
private RedisClientAndApi(Redis redis) {
this.redis = redis;
this.api = RedisAPI.api(redis);
}
}
}