com.wrq.apptrieve.appconn

Class ColumnMetaData

java.lang.Object

com.wrq.apptrieve.appconn.ColumnMetaData

All Implemented Interfaces:

AppConnMetaData

public class ColumnMetaData
extends java.lang.Object
implements AppConnMetaData

Provides metadata about a column that is defined in a table of a Host Integrator model.

Field Summary

Fields

Modifier and Type	Field and Description
static int	COLUMN_TYPE_FLOAT Return value of getType() for Float columns.
static int	COLUMN_TYPE_INTEGER Return value of getType() for Integer columns.
static int	COLUMN_TYPE_TEXT Return value of getType() for Text columns.

Fields inherited from interface com.wrq.apptrieve.appconn.AppConnMetaData

METADATA_TYPE_ATTRIBUTE, METADATA_TYPE_COLUMN, METADATA_TYPE_FIELD, METADATA_TYPE_OPERATION, METADATA_TYPE_PROCEDURE, METADATA_TYPE_RECORDSET, METADATA_TYPE_VARIABLE

Constructor Summary

Constructors

Constructor and Description
ColumnMetaData(TableColumnMeta saObject) Constructor for internal use only.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getDescription() Gets the description for the column as specified in the Design Tool.
int	getMax() Gets the maximum value or number of characters for the column.
int	getMetaDataType() Gets the meta data type for this object.
int	getMin() Gets the minimum value or number of characters for the column.
java.lang.String	getName() Gets the name of the column.
int	getType() Gets the data type of the column.
boolean	isKey() Discovers whether this column is defined to be the key or part of the key for the table.
java.lang.String	toString() Generates a String object that represents the current values of this ColumnMetaData object.

Methods inherited from class java.lang.Object

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

Field Detail

COLUMN_TYPE_INTEGER

public static final int COLUMN_TYPE_INTEGER

Return value of getType() for Integer columns.

COLUMN_TYPE_TEXT

public static final int COLUMN_TYPE_TEXT

Return value of getType() for Text columns.

COLUMN_TYPE_FLOAT

public static final int COLUMN_TYPE_FLOAT

Return value of getType() for Float columns.

Constructor Detail

ColumnMetaData

public ColumnMetaData(TableColumnMeta saObject)

Constructor for internal use only.

Parameters:

saObject - data

Method Detail

getDescription

public java.lang.String getDescription()

Gets the description for the column as specified in the Design Tool.

Specified by:

getDescription in interface AppConnMetaData

Returns:

String the description

getMax

public int getMax()

Gets the maximum value or number of characters for the column. For text columns, returns the maximum length of the text. For integer columns, returns the maximum value of the integer.

Returns:

int maximum length of text, value of integers

getMetaDataType

public int getMetaDataType()

Gets the meta data type for this object.

Specified by:

getMetaDataType in interface AppConnMetaData

Returns:

int - always returns AppConnMetaData.METADATA_TYPE_COLUMN

getMin

public int getMin()

Gets the minimum value or number of characters for the column. For text columns, returns the minimum length of the text. For integer columns, returns the minimum value of the integer.

Returns:

int minimum length of text, value of integers

getName

public java.lang.String getName()

Gets the name of the column.

Specified by:

getName in interface AppConnMetaData

Returns:

String the name

getType

public int getType()

Gets the data type of the column.

The returned value is one of:

• COLUMN_TYPE_FLOAT
• COLUMN_TYPE_INTEGER
• COLUMN_TYPE_TEXT

Returns:

int - enumeration of the column type

isKey

public boolean isKey()

Discovers whether this column is defined to be the key or part of the key for the table.

A key can be a single column or composed of multiple columns.

Returns:

boolean true if the column is defined as a key for the table

toString

public java.lang.String toString()

Generates a String object that represents the current values of this ColumnMetaData object.

Overrides:

toString in class java.lang.Object

Returns:

java.lang.String - the string representation of this object