liquibase.change.core.CreateSequenceChange Maven / Gradle / Ivy

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Liquibase is a tool for managing and executing database changes.
There is a newer version: 4.29.2
package liquibase.change.core;

import liquibase.change.AbstractChange;
import liquibase.change.Change;
import liquibase.change.ChangeMetaData;
import liquibase.database.Database;
import liquibase.statement.SqlStatement;
import liquibase.statement.core.CreateSequenceStatement;
import liquibase.util.StringUtils;

import java.math.BigInteger;

/**
 * Creates a new sequence.
 */
public class CreateSequenceChange extends AbstractChange {

    private String schemaName;
    private String sequenceName;
    private BigInteger startValue;
    private BigInteger incrementBy;
    private BigInteger maxValue;
    private BigInteger minValue;
    private Boolean ordered;
    private Boolean cycle;

    public CreateSequenceChange() {
        super("createSequence", "Create Sequence", ChangeMetaData.PRIORITY_DEFAULT);
    }

    public String getSchemaName() {
        return schemaName;
    }

    public void setSchemaName(String schemaName) {
        this.schemaName = StringUtils.trimToNull(schemaName);
    }

    public String getSequenceName() {
        return sequenceName;
    }

    public void setSequenceName(String sequenceName) {
        this.sequenceName = sequenceName;
    }

    public BigInteger getStartValue() {
        return startValue;
    }

    public void setStartValue(BigInteger startValue) {
        this.startValue = startValue;
    }

    public BigInteger getIncrementBy() {
        return incrementBy;
    }

    public void setIncrementBy(BigInteger incrementBy) {
        this.incrementBy = incrementBy;
    }

    public BigInteger getMaxValue() {
        return maxValue;
    }

    public void setMaxValue(BigInteger maxValue) {
        this.maxValue = maxValue;
    }

    public BigInteger getMinValue() {
        return minValue;
    }

    public void setMinValue(BigInteger minValue) {
        this.minValue = minValue;
    }

    public Boolean isOrdered() {
        return ordered;
    }

    public void setOrdered(Boolean ordered) {
        this.ordered = ordered;
    }

    public Boolean getCycle() {
        return cycle;
    }

    public void setCycle(Boolean cycle) {
        this.cycle = cycle;
    }

    public SqlStatement[] generateStatements(Database database) {
        return new SqlStatement[] {
                new CreateSequenceStatement(getSchemaName() == null?database.getDefaultSchemaName():getSchemaName(), getSequenceName())
                .setIncrementBy(getIncrementBy())
                .setMaxValue(getMaxValue())
                .setMinValue(getMinValue())
                .setOrdered(isOrdered())
                .setStartValue(getStartValue())
                .setCycle(getCycle())
        };
    }

    @Override
    protected Change[] createInverses() {
        DropSequenceChange inverse = new DropSequenceChange();
        inverse.setSequenceName(getSequenceName());
        inverse.setSchemaName(getSchemaName());

        return new Change[]{
                inverse
        };
    }

    public String getConfirmationMessage() {
        return "Sequence " + getSequenceName() + " created";
    }
}