程序包 org.apache.pulsar.client.api.schema

接口 FieldSchemaBuilder<T extends FieldSchemaBuilder<T>>

@Public @Stable public interface FieldSchemaBuilder<T extends FieldSchemaBuilder<T>>
Build a field for a record.

  • 方法概要

    修饰符和类型
    方法
    说明
    T
    aliases(String... aliases)
    The optional name aliases of this field.
    T
    defaultValue(Object value)
    Set the default value of this field.
    T
    doc(String doc)
    The documentation of this field.
    T
    optional()
    Make this field optional.
    T
    property(String name, String val)
    Set name-value pair properties for this field.
    T
    required()
    Make this field required.
    T
    type(SchemaType type)
    The type of this field.

  • 方法详细资料

    • property

      T property(String name, String val)
      Set name-value pair properties for this field.
      参数:
      name - name of the property
      val - value of the property
      返回:
      field schema builder

    • doc

      T doc(String doc)
      The documentation of this field.
      参数:
      doc - documentation
      返回:
      field schema builder

    • aliases

      T aliases(String... aliases)
      The optional name aliases of this field.
      参数:
      aliases - the name aliases of this field
      返回:
      field schema builder

    • type

      T type(SchemaType type)
      The type of this field.

      Currently only primitive types are supported.

      参数:
      type - schema type of this field
      返回:
      field schema builder

    • optional

      T optional()
      Make this field optional.
      返回:
      field schema builder

    • required

      T required()
      Make this field required.
      返回:
      field schema builder

    • defaultValue

      T defaultValue(Object value)
      Set the default value of this field.

      The value is validated against the schema type.

      返回:
      value