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package org.stuartgunter.dropwizard.cassandra.reconnection;

import com.datastax.driver.core.policies.ExponentialReconnectionPolicy;
import com.datastax.driver.core.policies.ReconnectionPolicy;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonTypeName;
import io.dropwizard.util.Duration;

import javax.validation.constraints.NotNull;

/**
 * A factory for configuring and building {@link ExponentialReconnectionPolicy} instances.
 * 
 * Configuration Parameters:
 * 
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 * Name Default Description
baseDelay No default. You must specify a base delay. The base delay to use for the schedules created by this policy.
maxDelay No default. You must specify a max delay. The maximum delay to wait between two attempts.
 */
@JsonTypeName("exponential")
public class ExponentialReconnectionPolicyFactory implements ReconnectionPolicyFactory {

    @NotNull
    private Duration baseDelay;

    @NotNull
    private Duration maxDelay;

    @JsonProperty
    public Duration getBaseDelay() {
        return baseDelay;
    }

    @JsonProperty
    public void setBaseDelay(Duration baseDelay) {
        this.baseDelay = baseDelay;
    }

    @JsonProperty
    public Duration getMaxDelay() {
        return maxDelay;
    }

    @JsonProperty
    public void setMaxDelay(Duration maxDelay) {
        this.maxDelay = maxDelay;
    }

    @Override
    public ReconnectionPolicy build() {
        return new ExponentialReconnectionPolicy(baseDelay.toMilliseconds(), maxDelay.toMilliseconds());
    }
}

Name	Default	Description
baseDelay	No default. You must specify a base delay.	The base delay to use for the schedules created by this policy.
maxDelay	No default. You must specify a max delay.	The maximum delay to wait between two attempts.