Package com.progress.open4gl.dynamicapi

Class ResultSetMetaData

java.lang.Object

com.progress.open4gl.dynamicapi.MetaDataBase

com.progress.open4gl.dynamicapi.ResultSetMetaData

All Implemented Interfaces:

ProResultSetMetaData, Serializable, ResultSetMetaData, Wrapper

Direct Known Subclasses:

ProResultSetMetaDataImpl

public class ResultSetMetaData
extends MetaDataBase
implements ProResultSetMetaData, Serializable

A ResultSetMetaData object can be used to find out about the types and properties of the columns in a ResultSet.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected String	bufferName
protected int[]	columns
protected com.progress.open4gl.dynamicapi.FieldDesc[]	fields
protected ExternalHashtable	nameTable
protected int	numColumns
protected int	uniqueId

Fields inherited from interface java.sql.ResultSetMetaData

columnNoNulls, columnNullable, columnNullableUnknown

Constructor Summary

Constructors

Constructor	Description
ResultSetMetaData(int id, int numFields)
ResultSetMetaData(int id, int numFields, String bufName)
ResultSetMetaData(ResultSetMetaData mdata)

Method Summary

Modifier and Type	Method	Description
String	getCaption(int field)
String	getCatalogName(int column)
String	getColumnCaption(int column)
String	getColumnClassName(int column)
int	getColumnCount()	What's the number of columns in the ResultSet?
int	getColumnDisplaySize(int column)
int	getColumnFlag(int column)
String	getColumnInitialValue(int column)
String	getColumnJavaTypeName(int column)	Returns the default Java data type mapping for this column.
String	getColumnLabel(int column)
String	getColumnName(int column)	What's a column's name?
int	getColumnProType(int column)	Returns the columns's 4GL type number.
int	getColumnType(int column)	What's a column's SQL type?
String	getColumnTypeName(int column)	What's a column's data source specific type name?
int	getColumnUserOrder(int column)
int	getColumnXMLMapping(int column)
int	getFieldCount()	Returns the number of fields in the 4GL Temp-Table.
int	getFieldExtent(int field)	What's the field # of extents?
String	getFieldJavaTypeName(int field)	Returns the default Java data type mapping for this field.
String	getFieldName(int field)	Returns the name of this field.
int	getFieldProType(int field)	Returns the field's 4GL type number.
String	getFieldTypeName(int field)	Returns the field's 4GL type name.
int	getFlag(int field)
String	getInitialValue(int field)
int	getPrecision(int column)
int	getProColumnType(int column)
int	getScale(int column)
String	getSchemaName(int column)
String	getTableName(int column)
boolean	isAutoIncrement(int column)
boolean	isCaseSensitive(int column)
boolean	isCurrency(int column)
boolean	isDefinitelyWritable(int column)
int	isNullable(int column)
boolean	isReadOnly(int column)
boolean	isSearchable(int column)
boolean	isSigned(int column)
boolean	isWrapperFor(Class<?> iface)
boolean	isWritable(int column)
com.progress.open4gl.dynamicapi.FieldDesc	setFieldDesc(int field, String name, int extents, int proType)
com.progress.open4gl.dynamicapi.FieldDesc	setFieldDesc(int field, String name, int extents, int proType, int userOrder, int xmlMapping)
com.progress.open4gl.dynamicapi.FieldDesc	setFieldDesc(int field, String name, int extents, int proType, int userOrder, int xmlMapping, int flag)
com.progress.open4gl.dynamicapi.FieldDesc	setFieldDesc(int field, String name, int extents, int proType, int userOrder, int xmlMapping, int flag, String caption)
com.progress.open4gl.dynamicapi.FieldDesc	setFieldDesc(int field, String name, int extents, int proType, int userOrder, int xmlMapping, int flag, String caption, String initValue)
<T> T	unwrap(Class<T> iface)
protected static boolean	validate(int parmNum, ResultSetMetaData rsmd1, ResultSetMetaData rsmd2)
protected void	validateCol(int column)
protected boolean	validateFields()

Methods inherited from class com.progress.open4gl.dynamicapi.MetaDataBase

getTypeCode

Methods inherited from class java.lang.Object

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

Field Details

fields

protected com.progress.open4gl.dynamicapi.FieldDesc[] fields

numColumns

protected int numColumns

columns

protected int[] columns

uniqueId

protected int uniqueId

nameTable

protected ExternalHashtable nameTable

bufferName

protected String bufferName

Constructor Details

ResultSetMetaData

public ResultSetMetaData(int id,
 int numFields)

ResultSetMetaData

public ResultSetMetaData(int id,
 int numFields,
 String bufName)

ResultSetMetaData

public ResultSetMetaData(ResultSetMetaData mdata)
                  throws ProSQLException

Throws:

ProSQLException

Method Details

setFieldDesc

public com.progress.open4gl.dynamicapi.FieldDesc setFieldDesc(int field,
 String name,
 int extents,
 int proType)

setFieldDesc

public com.progress.open4gl.dynamicapi.FieldDesc setFieldDesc(int field,
 String name,
 int extents,
 int proType,
 int userOrder,
 int xmlMapping)

setFieldDesc

public com.progress.open4gl.dynamicapi.FieldDesc setFieldDesc(int field,
 String name,
 int extents,
 int proType,
 int userOrder,
 int xmlMapping,
 int flag)

setFieldDesc

public com.progress.open4gl.dynamicapi.FieldDesc setFieldDesc(int field,
 String name,
 int extents,
 int proType,
 int userOrder,
 int xmlMapping,
 int flag,
 String caption)

setFieldDesc

public com.progress.open4gl.dynamicapi.FieldDesc setFieldDesc(int field,
 String name,
 int extents,
 int proType,
 int userOrder,
 int xmlMapping,
 int flag,
 String caption,
 String initValue)

validateCol

protected void validateCol(int column)
                    throws ProSQLException

Throws:

ProSQLException

validate

protected static boolean validate(int parmNum,
 ResultSetMetaData rsmd1,
 ResultSetMetaData rsmd2)
                           throws ProSQLException

Throws:

ProSQLException

validateFields

protected boolean validateFields()
                          throws ClientException

Throws:

ClientException

getProColumnType

public int getProColumnType(int column)
                     throws ProSQLException

Throws:

ProSQLException

getFieldCount

public int getFieldCount()

Description copied from interface: ProResultSetMetaData

Returns the number of fields in the 4GL Temp-Table.

Specified by:

getFieldCount in interface ProResultSetMetaData

getFieldProType

public int getFieldProType(int field)
                    throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the field's 4GL type number.

Specified by:

getFieldProType in interface ProResultSetMetaData

Throws:

ProSQLException

getColumnProType

public int getColumnProType(int column)
                     throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the columns's 4GL type number.

Specified by:

getColumnProType in interface ProResultSetMetaData

Throws:

ProSQLException

getColumnUserOrder

public int getColumnUserOrder(int column)
                       throws ProSQLException

Throws:

ProSQLException

getColumnXMLMapping

public int getColumnXMLMapping(int column)
                        throws ProSQLException

Throws:

ProSQLException

getFieldJavaTypeName

public String getFieldJavaTypeName(int field)
                            throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the default Java data type mapping for this field.

Specified by:

getFieldJavaTypeName in interface ProResultSetMetaData

Throws:

ProSQLException

getColumnJavaTypeName

public String getColumnJavaTypeName(int column)
                             throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the default Java data type mapping for this column.

Specified by:

getColumnJavaTypeName in interface ProResultSetMetaData

Throws:

ProSQLException

getFieldExtent

public int getFieldExtent(int field)
                   throws ProSQLException

What's the field # of extents?

Specified by:

getFieldExtent in interface ProResultSetMetaData

Parameters:

field - the first field is 1, the second is 2, ...

Returns:

# of extents

Throws:

ProSQLException - if a database-access error occurs.

See Also:

• Types

getColumnCount

public int getColumnCount()

What's the number of columns in the ResultSet?

Specified by:

getColumnCount in interface ResultSetMetaData

Returns:

column count of the result set

getColumnName

public String getColumnName(int column)
                     throws ProSQLException

What's a column's name?

Specified by:

getColumnName in interface ResultSetMetaData

Parameters:

column - the first column is 1, the second is 2, ...

Returns:

column name

Throws:

ProSQLException - if a database-access error occurs.

getFieldName

public String getFieldName(int field)
                    throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the name of this field.

Specified by:

getFieldName in interface ProResultSetMetaData

Throws:

ProSQLException

getFlag

public int getFlag(int field)
            throws ProSQLException

Throws:

ProSQLException

getColumnFlag

public int getColumnFlag(int column)
                  throws ProSQLException

Throws:

ProSQLException

getCaption

public String getCaption(int field)
                  throws ProSQLException

Throws:

ProSQLException

getColumnCaption

public String getColumnCaption(int column)
                        throws ProSQLException

Throws:

ProSQLException

getInitialValue

public String getInitialValue(int field)
                       throws ProSQLException

Throws:

ProSQLException

getColumnInitialValue

public String getColumnInitialValue(int column)
                             throws ProSQLException

Throws:

ProSQLException

getColumnType

public int getColumnType(int column)
                  throws ProSQLException

What's a column's SQL type?

Specified by:

getColumnType in interface ResultSetMetaData

Parameters:

column - the first column is 1, the second is 2, ...

Returns:

SQL type

Throws:

ProSQLException - if a database-access error occurs.

See Also:

• Types

getColumnTypeName

public String getColumnTypeName(int column)
                         throws ProSQLException

What's a column's data source specific type name?

Specified by:

getColumnTypeName in interface ResultSetMetaData

Parameters:

column - the first column is 1, the second is 2, ...

Returns:

type name

Throws:

ProSQLException - if a database-access error occurs.

getFieldTypeName

public String getFieldTypeName(int field)
                        throws ProSQLException

Description copied from interface: ProResultSetMetaData

Returns the field's 4GL type name.

Specified by:

getFieldTypeName in interface ProResultSetMetaData

Throws:

ProSQLException

isAutoIncrement

public boolean isAutoIncrement(int column)
                        throws ProSQLException

Specified by:

isAutoIncrement in interface ResultSetMetaData

Throws:

ProSQLException

isCaseSensitive

public boolean isCaseSensitive(int column)
                        throws ProSQLException

Specified by:

isCaseSensitive in interface ResultSetMetaData

Throws:

ProSQLException

isSearchable

public boolean isSearchable(int column)
                     throws ProSQLException

Specified by:

isSearchable in interface ResultSetMetaData

Throws:

ProSQLException

isCurrency

public boolean isCurrency(int column)
                   throws ProSQLException

Specified by:

isCurrency in interface ResultSetMetaData

Throws:

ProSQLException

isNullable

public int isNullable(int column)
               throws ProSQLException

Specified by:

isNullable in interface ResultSetMetaData

Throws:

ProSQLException

isSigned

public boolean isSigned(int column)
                 throws ProSQLException

Specified by:

isSigned in interface ResultSetMetaData

Throws:

ProSQLException

getColumnDisplaySize

public int getColumnDisplaySize(int column)
                         throws ProSQLException

Specified by:

getColumnDisplaySize in interface ResultSetMetaData

Throws:

ProSQLException

getColumnLabel

public String getColumnLabel(int column)
                      throws ProSQLException

Specified by:

getColumnLabel in interface ResultSetMetaData

Throws:

ProSQLException

getSchemaName

public String getSchemaName(int column)
                     throws ProSQLException

Specified by:

getSchemaName in interface ResultSetMetaData

Throws:

ProSQLException

getPrecision

public int getPrecision(int column)
                 throws ProSQLException

Specified by:

getPrecision in interface ResultSetMetaData

Throws:

ProSQLException

getScale

public int getScale(int column)
             throws ProSQLException

Specified by:

getScale in interface ResultSetMetaData

Throws:

ProSQLException

getTableName

public String getTableName(int column)
                    throws ProSQLException

Specified by:

getTableName in interface ResultSetMetaData

Throws:

ProSQLException

getCatalogName

public String getCatalogName(int column)
                      throws ProSQLException

Specified by:

getCatalogName in interface ResultSetMetaData

Throws:

ProSQLException

isReadOnly

public boolean isReadOnly(int column)
                   throws ProSQLException

Specified by:

isReadOnly in interface ResultSetMetaData

Throws:

ProSQLException

isWritable

public boolean isWritable(int column)
                   throws ProSQLException

Specified by:

isWritable in interface ResultSetMetaData

Throws:

ProSQLException

isDefinitelyWritable

public boolean isDefinitelyWritable(int column)
                             throws ProSQLException

Specified by:

isDefinitelyWritable in interface ResultSetMetaData

Throws:

ProSQLException

getColumnClassName

public String getColumnClassName(int column)
                          throws ProSQLException

Specified by:

getColumnClassName in interface ResultSetMetaData

Throws:

ProSQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> iface)
             throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException