geotrellis.data

PostgresReader

class PostgresReader extends AnyRef

PostgresReader wraps a JDBC connection to a Postgres database.

It is NOT threadsafe, although the underlying connection object is. This object is lightweight and you should instantiate one per thread, using the same connection where possible.

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  1. PostgresReader
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Instance Constructors

  1. new PostgresReader(conn: Connection)

Type Members

  1. type RowBuilder[T] = (ResultSet, ResultSetMetaData, Int) ⇒ T

    Function used to build a T from a ResultSet's row.

Value Members

  1. final def !=(arg0: AnyRef): Boolean

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  2. final def !=(arg0: Any): Boolean

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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  5. final def ==(arg0: Any): Boolean

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  6. final def asInstanceOf[T0]: T0

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  7. def bind(stmt: PreparedStatement, values: Array[Any]): Unit

    Binds an array of values to a prepared statement.

    Binds an array of values to a prepared statement.

    This method mutates the prepared statement.

  8. def bindValue(stmt: PreparedStatement, i: Int, value: Any): Unit

    Bind a value into a prepared statement at the specified position.

    Bind a value into a prepared statement at the specified position.

    This method mutates the prepared statement.

  9. def buildFeature(r: ResultSet, m: ResultSetMetaData, n: Int, geometryIndex: Int, valueIndex: Int): Feature

    Build a Feature from a row of a ResultSet.

  10. def buildFeatures(r: ResultSet, geometryIndex: Int, valueIndex: Int): Array[Feature]

    Given a ResultSet, build an array of features.

  11. def buildLineString(geom: Geometry, value: Int, attrs: Map[String, Any]): LineString

  12. def buildMultiPolygon(geom: Geometry, value: Int, attrs: Map[String, Any]): MultiPolygon

  13. def buildPoint(geom: Geometry, value: Int, attrs: Map[String, Any]): Point

  14. def buildPolygon(geom: Geometry, value: Int, attrs: Map[String, Any]): Polygon

  15. def clone(): AnyRef

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  16. def colName(m: ResultSetMetaData, i: Int): String

    Get the name of column i (0-indexed) of the given results.

  17. def colType(m: ResultSetMetaData, i: Int): String

    Get the name of column i (0-indexed) of the given results.

  18. val conn: Connection

  19. final def eq(arg0: AnyRef): Boolean

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  20. def equals(arg0: Any): Boolean

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  21. def finalize(): Unit

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  22. final def getClass(): java.lang.Class[_]

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  23. def getColumn[T](r: ResultSet, m: ResultSetMetaData, i: Int): T

    Read a column of data from the ResultSet, given the ResultSetMetaData object.

    Read a column of data from the ResultSet, given the ResultSetMetaData object. This method uses reflection on the result set to determine the correct types to use.

  24. def getColumn[T](r: ResultSet, i: Int): T

    Read a column of data from the ResultSet.

    Read a column of data from the ResultSet. This method uses reflection on the result set to determine the correct type to use.

  25. def getFeatures(sql: String, params: Array[Any], geometryIndex: Int, valueIndex: Int): Array[Feature]

    Get an array of features from a parameterized query.

  26. def getFeatures(sql: String, geometryIndex: Int, valueIndex: Int): Array[Feature]

    Get an array of features from a query.

  27. def getFeatures(sql: String, geometryIndex: Int): Array[Feature]

    Get an array of features from a query.

  28. def hashCode(): Int

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  29. final def isInstanceOf[T0]: Boolean

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  30. final def ne(arg0: AnyRef): Boolean

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  31. final def notify(): Unit

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  32. final def notifyAll(): Unit

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  33. def prepare(sql: String, params: Array[Any]): PreparedStatement

    Prepare an SQL statement with the provided parameters.

  34. def prepare(sql: String): PreparedStatement

    Prepare an SQL statement with the provided parameters.

  35. def rowAsArray(r: ResultSet, m: ResultSetMetaData, n: Int): Array[Any]

  36. def rowAsArray(r: ResultSet): Array[Any]

    Build an Array[Any] from the current row of the ResultSet.

  37. def rowAsMap(r: ResultSet, m: ResultSetMetaData, n: Int): Map[String, Any]

  38. def rowAsMap(r: ResultSet): Map[String, Any]

    Build a Map[String, Any] from the current row of the ResultSet.

  39. def rowsAsArray[T](r: ResultSet, f: (ResultSet, ResultSetMetaData, Int) ⇒ T)(implicit arg0: Manifest[T]): Array[T]

    Creates an Array[T] from the ResultSet's rows, using the given builder.

  40. def rowsAsArrayOfArrays(r: ResultSet): Array[Array[Any]]

    Creates an Array[Array[Any]] from the ResultSet's rows.

  41. def rowsAsArrayOfMaps(r: ResultSet): Array[Map[String, Any]]

    Creates an Array[Map[String, Any]] from the ResultSet's rows.

  42. def run(sql: String, values: Array[Any]): ResultSet

    Prepare and run an SQL statement.

  43. def run(sql: String): ResultSet

    Prepare and run an SQL statement.

  44. final def synchronized[T0](arg0: ⇒ T0): T0

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  45. def toString(): String

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  46. final def wait(): Unit

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  47. final def wait(arg0: Long, arg1: Int): Unit

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  48. final def wait(arg0: Long): Unit

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  49. val wkb: WKBReader

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