Record Class DatabaseMigration.ColumnDef

java.lang.Object
java.lang.Record
net.chen.legacyLand.database.DatabaseMigration.ColumnDef
Record Components:
type - 数据库无关的类型名（如 TEXT/VARCHAR, INTEGER, REAL/DOUBLE, BIGINT）
defaultValue - 可为 null 表示无默认值
Enclosing class:
DatabaseMigration
public static record DatabaseMigration.ColumnDef(String name, String type, boolean nullable, String defaultValue) extends Record
列定义

  • Constructor Details

    • ColumnDef

      public ColumnDef(String name, String type)

    • ColumnDef

      public ColumnDef(String name, String type, boolean nullable, String defaultValue)
      Creates an instance of a ColumnDef record class.
      Parameters:
      name - the value for the name record component
      type - the value for the type record component
      nullable - the value for the nullable record component
      defaultValue - the value for the defaultValue record component

  • Method Details

    • toString

      public final String toString()
      Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.
      Specified by:
      toString in class Record
      Returns:
      a string representation of this object

    • hashCode

      public final int hashCode()
      Returns a hash code value for this object. The value is derived from the hash code of each of the record components.
      Specified by:
      hashCode in class Record
      Returns:
      a hash code value for this object

    • equals

      public final boolean equals(Object o)
      Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. Reference components are compared with Objects::equals(Object,Object); primitive components are compared with the compare method from their corresponding wrapper classes.
      Specified by:
      equals in class Record
      Parameters:
      o - the object with which to compare
      Returns:
      true if this object is the same as the o argument; false otherwise.

    • name

      public String name()
      Returns the value of the name record component.
      Returns:
      the value of the name record component

    • type

      public String type()
      Returns the value of the type record component.
      Returns:
      the value of the type record component

    • nullable

      public boolean nullable()
      Returns the value of the nullable record component.
      Returns:
      the value of the nullable record component

    • defaultValue

      public String defaultValue()
      Returns the value of the defaultValue record component.
      Returns:
      the value of the defaultValue record component