com.palantir.atlasdb.timelock.api.ConjureIdentifiedVersion Maven / Gradle / Ivy

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There is a newer version: 0.1152.0
package com.palantir.atlasdb.timelock.api;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonSetter;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.google.errorprone.annotations.CheckReturnValue;
import com.palantir.logsafe.Preconditions;
import com.palantir.logsafe.Safe;
import com.palantir.logsafe.SafeArg;
import com.palantir.logsafe.exceptions.SafeIllegalArgumentException;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.annotation.processing.Generated;

/** version is always an inclusive number. If the event log is empty, -1 is returned. */
@JsonDeserialize(builder = ConjureIdentifiedVersion.Builder.class)
@Generated("com.palantir.conjure.java.types.BeanGenerator")
public final class ConjureIdentifiedVersion {
    private final UUID id;

    private final long version;

    private int memoizedHashCode;

    private ConjureIdentifiedVersion(UUID id, long version) {
        validateFields(id);
        this.id = id;
        this.version = version;
    }

    @JsonProperty("id")
    @Safe
    public UUID getId() {
        return this.id;
    }

    @JsonProperty("version")
    public long getVersion() {
        return this.version;
    }

    @Override
    public boolean equals(@Nullable Object other) {
        return this == other
                || (other instanceof ConjureIdentifiedVersion && equalTo((ConjureIdentifiedVersion) other));
    }

    private boolean equalTo(ConjureIdentifiedVersion other) {
        if (this.memoizedHashCode != 0
                && other.memoizedHashCode != 0
                && this.memoizedHashCode != other.memoizedHashCode) {
            return false;
        }
        return this.id.equals(other.id) && this.version == other.version;
    }

    @Override
    public int hashCode() {
        int result = memoizedHashCode;
        if (result == 0) {
            int hash = 1;
            hash = 31 * hash + this.id.hashCode();
            hash = 31 * hash + Long.hashCode(this.version);
            result = hash;
            memoizedHashCode = result;
        }
        return result;
    }

    @Override
    public String toString() {
        return "ConjureIdentifiedVersion{id: " + id + ", version: " + version + '}';
    }

    public static ConjureIdentifiedVersion of(@Safe UUID id, long version) {
        return builder().id(id).version(version).build();
    }

    private static void validateFields(UUID id) {
        List missingFields = null;
        missingFields = addFieldIfMissing(missingFields, id, "id");
        if (missingFields != null) {
            throw new SafeIllegalArgumentException(
                    "Some required fields have not been set", SafeArg.of("missingFields", missingFields));
        }
    }

    private static List addFieldIfMissing(List prev, Object fieldValue, String fieldName) {
        List missingFields = prev;
        if (fieldValue == null) {
            if (missingFields == null) {
                missingFields = new ArrayList<>(1);
            }
            missingFields.add(fieldName);
        }
        return missingFields;
    }

    public static Builder builder() {
        return new Builder();
    }

    @Generated("com.palantir.conjure.java.types.BeanBuilderGenerator")
    @JsonIgnoreProperties(ignoreUnknown = true)
    public static final class Builder {
        boolean _buildInvoked;

        private @Safe UUID id;

        private long version;

        private boolean _versionInitialized = false;

        private Builder() {}

        public Builder from(ConjureIdentifiedVersion other) {
            checkNotBuilt();
            id(other.getId());
            version(other.getVersion());
            return this;
        }

        @JsonSetter("id")
        public Builder id(@Nonnull @Safe UUID id) {
            checkNotBuilt();
            this.id = Preconditions.checkNotNull(id, "id cannot be null");
            return this;
        }

        @JsonSetter("version")
        public Builder version(long version) {
            checkNotBuilt();
            this.version = version;
            this._versionInitialized = true;
            return this;
        }

        private void validatePrimitiveFieldsHaveBeenInitialized() {
            List missingFields = null;
            missingFields = addFieldIfMissing(missingFields, _versionInitialized, "version");
            if (missingFields != null) {
                throw new SafeIllegalArgumentException(
                        "Some required fields have not been set", SafeArg.of("missingFields", missingFields));
            }
        }

        private static List addFieldIfMissing(List prev, boolean initialized, String fieldName) {
            List missingFields = prev;
            if (!initialized) {
                if (missingFields == null) {
                    missingFields = new ArrayList<>(1);
                }
                missingFields.add(fieldName);
            }
            return missingFields;
        }

        @CheckReturnValue
        public ConjureIdentifiedVersion build() {
            checkNotBuilt();
            this._buildInvoked = true;
            validatePrimitiveFieldsHaveBeenInitialized();
            return new ConjureIdentifiedVersion(id, version);
        }

        private void checkNotBuilt() {
            Preconditions.checkState(!_buildInvoked, "Build has already been called");
        }
    }
}