Package com.exasol.adapter.adapternotes

Class ColumnAdapterNotesJsonConverter

java.lang.Object

com.exasol.adapter.adapternotes.ColumnAdapterNotesJsonConverter

public final class ColumnAdapterNotesJsonConverter
extends Object

Converts column adapter Notes into JSON format and back.

Field Summary

Fields

Modifier and Type	Field	Description
protected static String	JDBC_DATA_TYPE	Key for the jdbc type in the adapter notes
protected static String	TYPE_NAME	Key for the type name in the adapter notes

Method Summary

Modifier and Type	Method	Description
ColumnAdapterNotes	convertFromJsonToColumnAdapterNotes(String adapterNotes, String columnName)	Converts JSON representation of column adapter notes into instance of ColumnAdapterNotes class.
String	convertToJson(ColumnAdapterNotes columnAdapterNotes)	Converts column adapter notes into a JSON format.
static ColumnAdapterNotesJsonConverter	getInstance()	Returns instance of ColumnAdapterNotesJsonConverter singleton class.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

JDBC_DATA_TYPE

protected static final String JDBC_DATA_TYPE

Key for the jdbc type in the adapter notes

See Also:

Constant Field Values

TYPE_NAME

protected static final String TYPE_NAME

Key for the type name in the adapter notes

See Also:

Constant Field Values

Method Detail

getInstance

public static ColumnAdapterNotesJsonConverter getInstance()

Returns instance of ColumnAdapterNotesJsonConverter singleton class.

Returns:

ColumnAdapterNotesJsonConverter instance

convertToJson

public String convertToJson(ColumnAdapterNotes columnAdapterNotes)

Converts column adapter notes into a JSON format.

Parameters:

columnAdapterNotes - column adapter notes to be converted

Returns:

string representation of a JSON Object

convertFromJsonToColumnAdapterNotes

public ColumnAdapterNotes convertFromJsonToColumnAdapterNotes(String adapterNotes,
                                                              String columnName)
                                                       throws com.exasol.adapter.AdapterException

Converts JSON representation of column adapter notes into instance of ColumnAdapterNotes class.

Parameters:

adapterNotes - JSON representation of schema adapter notes

columnName - name of the column

Returns:

instance of ColumnAdapterNotes

Throws:

com.exasol.adapter.AdapterException - if the adapter notes are missing or cannot be parsed