net.sf.farrago.ddl
Class DdlImportForeignSchemaStmt.ImportSink

java.lang.Object
  net.sf.farrago.namespace.util.MedAbstractMetadataSink
      net.sf.farrago.ddl.DdlImportForeignSchemaStmt.ImportSink

All Implemented Interfaces:

FarragoMedMetadataSink

Enclosing class:

DdlImportForeignSchemaStmt

private class DdlImportForeignSchemaStmt.ImportSink
extends MedAbstractMetadataSink

ImportSink implements FarragoMedMetadataSink by creating catalog descriptors for imported foreign tables and columns.

Field Summary

private FarragoSessionDdlValidator	ddlValidator
private FarragoMedNameDirectory	directory
private DdlMedHandler	medHandler
private Map<String,FemBaseColumnSet>	tableMap

Constructor Summary

DdlImportForeignSchemaStmt.ImportSink(FarragoSessionDdlValidator ddlValidator, FarragoMedMetadataQuery query, FarragoMedNameDirectory directory)

Method Summary

private FemBaseColumnSet	createTable(String tableName)
(package private) void	dropStragglers()
(package private) Set	getImportedTableNames()
private void	setStorageOptions(FemElementWithStorageOptions element, Properties props)
boolean	writeColumnDescriptor(String tableName, String columnName, int ordinal, RelDataType type, String remarks, String defaultValue, Properties properties) Writes a descriptor for a column.
boolean	writeObjectDescriptor(String name, String typeName, String remarks, Properties properties) Writes a generic descriptor for an object.

Methods inherited from class net.sf.farrago.namespace.util.MedAbstractMetadataSink

getTypeFactory, shouldInclude

Methods inherited from class java.lang.Object

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

Field Detail

ddlValidator

private final FarragoSessionDdlValidator ddlValidator

tableMap

private final Map<String,FemBaseColumnSet> tableMap

medHandler

private DdlMedHandler medHandler

directory

private FarragoMedNameDirectory directory

Constructor Detail

DdlImportForeignSchemaStmt.ImportSink

DdlImportForeignSchemaStmt.ImportSink(FarragoSessionDdlValidator ddlValidator,
                                      FarragoMedMetadataQuery query,
                                      FarragoMedNameDirectory directory)

Method Detail

writeObjectDescriptor

public boolean writeObjectDescriptor(String name,
                                     String typeName,
                                     String remarks,
                                     Properties properties)

Description copied from interface: FarragoMedMetadataSink

Writes a generic descriptor for an object. Some objects (such as columns) have more specific write methods.

Parameters:

name - unqualified object name

remarks - object description, or null for none

properties - storage options

Returns:

true if object was accepted; false if object was filtered out

writeColumnDescriptor

public boolean writeColumnDescriptor(String tableName,
                                     String columnName,
                                     int ordinal,
                                     RelDataType type,
                                     String remarks,
                                     String defaultValue,
                                     Properties properties)

Description copied from interface: FarragoMedMetadataSink

Writes a descriptor for a column.

Parameters:

tableName - unqualified table name

columnName - unqualified column name

ordinal - 0-based ordinal of column within table

type - column datatype

remarks - column description, or null for none

defaultValue - column default value, or null for none

properties - storage options

Returns:

true if object was accepted; false if object was filtered out

getImportedTableNames

Set getImportedTableNames()

dropStragglers

void dropStragglers()

createTable

private FemBaseColumnSet createTable(String tableName)

setStorageOptions

private void setStorageOptions(FemElementWithStorageOptions element,
                               Properties props)