software.crldev.elrondspringbootstarterreactive.domain.esdt.common.TransferToken Maven / Gradle / Ivy

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A SpringBoot Starter solution designed to ensure easy and efficient integration with the Elrond Network using a Reactive API layer.
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package software.crldev.elrondspringbootstarterreactive.domain.esdt.common;

import lombok.NonNull;
import software.crldev.elrondspringbootstarterreactive.domain.common.Balance;
import software.crldev.elrondspringbootstarterreactive.domain.common.Nonce;
import software.crldev.elrondspringbootstarterreactive.domain.esdt.common.TokenIdentifier;

/**
 * Value object for ESDT token data for transfer
 *
 * @author carlo_stanciu
 */
public final class TransferToken {
    @NonNull
    private final TokenIdentifier identifier;
    @NonNull
    private final Nonce nonce;
    @NonNull
    private final Balance amount;

    private static Nonce $default$nonce() {
        return Nonce.fromLong(0L);
    }

    TransferToken(@NonNull final TokenIdentifier identifier, @NonNull final Nonce nonce, @NonNull final Balance amount) {
        if (identifier == null) {
            throw new NullPointerException("identifier is marked non-null but is null");
        }
        if (nonce == null) {
            throw new NullPointerException("nonce is marked non-null but is null");
        }
        if (amount == null) {
            throw new NullPointerException("amount is marked non-null but is null");
        }
        this.identifier = identifier;
        this.nonce = nonce;
        this.amount = amount;
    }


    public static class TransferTokenBuilder {
        private TokenIdentifier identifier;
        private boolean nonce$set;
        private Nonce nonce$value;
        private Balance amount;

        TransferTokenBuilder() {
        }

        /**
         * @return {@code this}.
         */
        public TransferToken.TransferTokenBuilder identifier(@NonNull final TokenIdentifier identifier) {
            if (identifier == null) {
                throw new NullPointerException("identifier is marked non-null but is null");
            }
            this.identifier = identifier;
            return this;
        }

        /**
         * @return {@code this}.
         */
        public TransferToken.TransferTokenBuilder nonce(@NonNull final Nonce nonce) {
            if (nonce == null) {
                throw new NullPointerException("nonce is marked non-null but is null");
            }
            this.nonce$value = nonce;
            nonce$set = true;
            return this;
        }

        /**
         * @return {@code this}.
         */
        public TransferToken.TransferTokenBuilder amount(@NonNull final Balance amount) {
            if (amount == null) {
                throw new NullPointerException("amount is marked non-null but is null");
            }
            this.amount = amount;
            return this;
        }

        public TransferToken build() {
            Nonce nonce$value = this.nonce$value;
            if (!this.nonce$set) nonce$value = TransferToken.$default$nonce();
            return new TransferToken(this.identifier, nonce$value, this.amount);
        }

        @Override
        public String toString() {
            return "TransferToken.TransferTokenBuilder(identifier=" + this.identifier + ", nonce$value=" + this.nonce$value + ", amount=" + this.amount + ")";
        }
    }

    public static TransferToken.TransferTokenBuilder builder() {
        return new TransferToken.TransferTokenBuilder();
    }

    @NonNull
    public TokenIdentifier getIdentifier() {
        return this.identifier;
    }

    @NonNull
    public Nonce getNonce() {
        return this.nonce;
    }

    @NonNull
    public Balance getAmount() {
        return this.amount;
    }

    @Override
    public boolean equals(final Object o) {
        if (o == this) return true;
        if (!(o instanceof TransferToken)) return false;
        final TransferToken other = (TransferToken) o;
        final Object this$identifier = this.getIdentifier();
        final Object other$identifier = other.getIdentifier();
        if (this$identifier == null ? other$identifier != null : !this$identifier.equals(other$identifier)) return false;
        final Object this$nonce = this.getNonce();
        final Object other$nonce = other.getNonce();
        if (this$nonce == null ? other$nonce != null : !this$nonce.equals(other$nonce)) return false;
        final Object this$amount = this.getAmount();
        final Object other$amount = other.getAmount();
        if (this$amount == null ? other$amount != null : !this$amount.equals(other$amount)) return false;
        return true;
    }

    @Override
    public int hashCode() {
        final int PRIME = 59;
        int result = 1;
        final Object $identifier = this.getIdentifier();
        result = result * PRIME + ($identifier == null ? 43 : $identifier.hashCode());
        final Object $nonce = this.getNonce();
        result = result * PRIME + ($nonce == null ? 43 : $nonce.hashCode());
        final Object $amount = this.getAmount();
        result = result * PRIME + ($amount == null ? 43 : $amount.hashCode());
        return result;
    }

    @Override
    public String toString() {
        return "TransferToken(identifier=" + this.getIdentifier() + ", nonce=" + this.getNonce() + ", amount=" + this.getAmount() + ")";
    }
}