package liquibase.statement; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.List; public class PrimaryKeyConstraint implements ColumnConstraint { private String constraintName; // used for PK's index configuration private String tablespace; private List<String> columns = new ArrayList<String>(); public PrimaryKeyConstraint() { } public PrimaryKeyConstraint(String constraintName) { this.constraintName = constraintName; } public String getConstraintName() { return constraintName; } public String getTablespace() { return tablespace; } public void setTablespace(String tablespace) { this.tablespace = tablespace; } public List<String> getColumns() { return Collections.unmodifiableList(columns); } public PrimaryKeyConstraint addColumns(String... columns) { this.columns.addAll(Arrays.asList(columns)); return this; } }