Example usage for com.mongodb MongoClientOptions.Builder readConcern

Introduction

In this page you can find the example usage for com.mongodb MongoClientOptions.Builder readConcern.

Prototype

ReadConcern readConcern

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Usage

From source file:org.wso2.extension.siddhi.store.mongodb.util.MongoTableUtils.java

License:Open Source License

/**
 * Utility method which can be used to create MongoClientOptionsBuilder from values defined in the
 * deployment yaml file.//w  w  w  .jav a 2 s .c o m
 *
 * @param storeAnnotation the source annotation which contains the needed parameters.
 * @param configReader    {@link ConfigReader} Configuration Reader
 * @return MongoClientOptions.Builder
 */
public static MongoClientOptions.Builder extractMongoClientOptionsBuilder(Annotation storeAnnotation,
        ConfigReader configReader) {

    MongoClientOptions.Builder mongoClientOptionsBuilder = MongoClientOptions.builder();
    try {
        mongoClientOptionsBuilder.connectionsPerHost(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.CONNECTIONS_PER_HOST, "100")));
        mongoClientOptionsBuilder.connectTimeout(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.CONNECT_TIMEOUT, "10000")));
        mongoClientOptionsBuilder.heartbeatConnectTimeout(Integer
                .parseInt(configReader.readConfig(MongoTableConstants.HEARTBEAT_CONNECT_TIMEOUT, "20000")));
        mongoClientOptionsBuilder.heartbeatSocketTimeout(Integer
                .parseInt(configReader.readConfig(MongoTableConstants.HEARTBEAT_SOCKET_TIMEOUT, "20000")));
        mongoClientOptionsBuilder.heartbeatFrequency(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.HEARTBEAT_FREQUENCY, "10000")));
        mongoClientOptionsBuilder.localThreshold(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.LOCAL_THRESHOLD, "15")));
        mongoClientOptionsBuilder.maxWaitTime(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.MAX_WAIT_TIME, "120000")));
        mongoClientOptionsBuilder.minConnectionsPerHost(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.MIN_CONNECTIONS_PER_HOST, "0")));
        mongoClientOptionsBuilder.minHeartbeatFrequency(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.MIN_HEARTBEAT_FREQUENCY, "500")));
        mongoClientOptionsBuilder.serverSelectionTimeout(Integer
                .parseInt(configReader.readConfig(MongoTableConstants.SERVER_SELECTION_TIMEOUT, "30000")));
        mongoClientOptionsBuilder.socketTimeout(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.SOCKET_TIMEOUT, "0")));
        mongoClientOptionsBuilder.threadsAllowedToBlockForConnectionMultiplier(
                Integer.parseInt(configReader.readConfig(MongoTableConstants.THREADS_ALLOWED_TO_BLOCK, "5")));
        mongoClientOptionsBuilder.socketKeepAlive(
                Boolean.parseBoolean(configReader.readConfig(MongoTableConstants.SOCKET_KEEP_ALIVE, "false")));
        mongoClientOptionsBuilder.sslEnabled(
                Boolean.parseBoolean(configReader.readConfig(MongoTableConstants.SSL_ENABLED, "false")));
        mongoClientOptionsBuilder.cursorFinalizerEnabled(Boolean
                .parseBoolean(configReader.readConfig(MongoTableConstants.CURSOR_FINALIZER_ENABLED, "true")));
        mongoClientOptionsBuilder.readPreference(ReadPreference
                .valueOf(configReader.readConfig(MongoTableConstants.READ_PREFERENCE, "primary")));
        mongoClientOptionsBuilder.writeConcern(WriteConcern
                .valueOf(configReader.readConfig(MongoTableConstants.WRITE_CONCERN, "acknowledged")));

        String readConcern = configReader.readConfig(MongoTableConstants.READ_CONCERN, "DEFAULT");
        if (!readConcern.matches("DEFAULT")) {
            mongoClientOptionsBuilder.readConcern(new ReadConcern(ReadConcernLevel.fromString(readConcern)));
        }

        int maxConnectionIdleTime = Integer
                .parseInt(configReader.readConfig(MongoTableConstants.MAX_CONNECTION_IDLE_TIME, "0"));
        if (maxConnectionIdleTime != 0) {
            mongoClientOptionsBuilder.maxConnectionIdleTime(maxConnectionIdleTime);
        }

        int maxConnectionLifeTime = Integer
                .parseInt(configReader.readConfig(MongoTableConstants.MAX_CONNECTION_LIFE_TIME, "0"));
        if (maxConnectionIdleTime != 0) {
            mongoClientOptionsBuilder.maxConnectionLifeTime(maxConnectionLifeTime);
        }

        String requiredReplicaSetName = configReader.readConfig(MongoTableConstants.REQUIRED_REPLICA_SET_NAME,
                "");
        if (!requiredReplicaSetName.equals("")) {
            mongoClientOptionsBuilder.requiredReplicaSetName(requiredReplicaSetName);
        }

        String applicationName = configReader.readConfig(MongoTableConstants.APPLICATION_NAME, "");
        if (!applicationName.equals("")) {
            mongoClientOptionsBuilder.applicationName(applicationName);
        }

        String secureConnectionEnabled = storeAnnotation
                .getElement(MongoTableConstants.ANNOTATION_ELEMENT_SECURE_CONNECTION);
        secureConnectionEnabled = secureConnectionEnabled == null ? "false" : secureConnectionEnabled;

        if (secureConnectionEnabled.equalsIgnoreCase("true")) {
            mongoClientOptionsBuilder.sslEnabled(true);
            String trustStore = storeAnnotation.getElement(MongoTableConstants.ANNOTATION_ELEMENT_TRUSTSTORE);
            trustStore = trustStore == null ? configReader.readConfig("trustStore", DEFAULT_TRUST_STORE_FILE)
                    : trustStore;
            trustStore = resolveCarbonHome(trustStore);

            String trustStorePassword = storeAnnotation
                    .getElement(MongoTableConstants.ANNOTATION_ELEMENT_TRUSTSTOREPASS);
            trustStorePassword = trustStorePassword == null
                    ? configReader.readConfig("trustStorePassword", DEFAULT_TRUST_STORE_PASSWORD)
                    : trustStorePassword;

            String keyStore = storeAnnotation.getElement(MongoTableConstants.ANNOTATION_ELEMENT_KEYSTORE);
            keyStore = keyStore == null ? configReader.readConfig("keyStore", DEFAULT_KEY_STORE_FILE)
                    : keyStore;
            keyStore = resolveCarbonHome(keyStore);

            String keyStorePassword = storeAnnotation
                    .getElement(MongoTableConstants.ANNOTATION_ELEMENT_STOREPASS);
            keyStorePassword = keyStorePassword == null
                    ? configReader.readConfig("keyStorePassword", DEFAULT_KEY_STORE_PASSWORD)
                    : keyStorePassword;

            mongoClientOptionsBuilder.socketFactory(MongoTableUtils.extractSocketFactory(trustStore,
                    trustStorePassword, keyStore, keyStorePassword));
        }
        return mongoClientOptionsBuilder;
    } catch (IllegalArgumentException e) {
        throw new MongoTableException("Values Read from config readers have illegal values : ", e);
    }
}

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