e4s.db.dict
Class E4DBTable

java.lang.Object
  e4s.util.E4Object
      e4s.db.dict.E4DBGeneratedClass
          e4s.db.dict.E4DBTable

All Implemented Interfaces:

E4DBTable_Intf, java.lang.Comparable

public class E4DBTable
extends E4DBGeneratedClass
implements E4DBTable_Intf, java.lang.Comparable

Part of the datadictionary: holds database table information and functionality for modifing tables.

Since:

JDK 1.4

See Also:

E4DBTableName, E4DBColumn, E4DBDatabase, E4DBView

Field Summary

static java.lang.String	_XML_ATTR_CLIENT This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's client distinction status.
static java.lang.String	_XML_ATTR_FREEDEF This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's client distinction status.
static java.lang.String	_XML_ATTR_GENERATE_BASE This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's generation status.
static java.lang.String	_XML_ATTR_GENERATE_VEC This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's generation status.
static java.lang.String	_XML_ATTR_PLUGIN_CLASS
static java.lang.String	_XML_ATTR_TABLE_NAME Used for storing table information in the dictionary XML structure.
static java.lang.String	_XML_ATTR_USERDEFINED_CODE_DETECTED This attribute is just for info, it detectes whenever a user has changed some code.
static java.lang.String	_XML_TAG_IDX_ALIAS Specify the XML tag in the XML file (used for holding the datadictionary information) for the index alias to the table.
static java.lang.String	_XML_TAG_TABLE Used for storing table information in the dictionary XML structure.
static java.lang.String	_XML_TAG_TABLE_PLUGIN
static java.lang.String	FUNCTION_NAME_DATABASE_COPY
static java.lang.String	FUNCTION_NAME_DUPLICATE_CLIENT_DATA
static java.lang.String	FUNCTION_NAME_FROM_XML
static java.lang.String	FUNCTION_NAME_REMOVE_CLIENT_DATA
static java.lang.String	FUNCTION_NAME_REMOVE_DATA
static java.lang.String	FUNCTION_NAME_TO_CSV
static java.lang.String	FUNCTION_NAME_TO_SQL
static java.lang.String	FUNCTION_NAME_TO_XML
static int	MAX_INDEXFIELDS_FOR_UNIQUE Maximum number of index fields for unique index.
static int	MAXINDEX There can be up to MAXINDEX indexes.
static int	MAXLEN_TABLE_NAME Maximum length for a table's name

Fields inherited from class e4s.db.dict.E4DBGeneratedClass

_XML_ATTR_DEPRECATED, _XML_ATTR_SYSTEM, _XML_TAG_PACKAGE

Fields inherited from class e4s.util.E4Object

CRLF, E4S_CORE_SYSTEM_LANGUAGE, NBSP, NULLSTR, URL_ENCODING_CHARSET

Constructor Summary

E4DBTable()

E4DBTable(E4DBTable table, E4DBTableName tName)

E4DBTable(E4DBTableName tablename)

Method Summary

void	addColumn(E4DBColumn column) Add a column (table field) to the table definition.
void	addPluginDefinitions(E4DBPluginParams_Intf obj)
java.lang.String	buildStatement_add(E4DBConnection_Intf con, boolean create, boolean beautiful, boolean force_update) Build either the CREATE TABLE or ALTER TABLE statement.
void	buildStatement_createAllIndex(java.util.Vector statements)
java.util.Vector	buildStatement(E4DBConnection_Intf con) Build a SQL statement to modify the real data dictionary.
static java.lang.String	buildStatementCInfo_add(E4DBColumnInfo column, java.lang.String nvarchar, java.lang.String ntext)
boolean	canHaveFreeDefinedFields() Check, if this table might have freedefined fields.
int	compareTo(java.lang.Object o)
static E4DBColumn	createClientColumn()
void	DEBUG()
boolean	equals(E4DBTableName tablename) Compare the table's name.
E4DBColumn	findAutoincrement() Get the column for autoincrement on insert.
E4DBColumn	findColumn(E4DBColumnName columnname) Look for a specific column.
E4DBColumnInfo	findColumnInfo(E4DBColumnName columnname) Look for a specific column.
E4DBColumn[]	findColumns(E4DBColumnType columntype)
static void	generateClass_Fields(E4DBJavaGeneratorPrintStream pOut, E4DBTable_Intf table, E4DBColumnInfo col, java.lang.String defined_name, java.lang.StringBuffer colarr)
void	generateClass()
void	generateRelatedTypes()
java.lang.Class	getClassMod()
java.lang.Class	getClassObj()
java.lang.Class	getClassSel()
E4DBColumnInfo[]	getColumnInfos(boolean sort) Get all columns
E4DBColumnsVec	getColumns() Get the columns associated with this table.
E4DBColumn[]	getColumnsArr() Get the columns associated with this table.
void	getDefinedTypes(java.util.Vector typelist)
int	getFirstUniqueIndex() Get the number of the first defined index that contains fields and is unique.
boolean	getGenerateBase() Check, if Java source code will be generated for this table.
boolean	getGenerateVec() Check, if Java source code for data vector will be generated for this table.
java.lang.String	getIndexAlias(int k) Get the alias for an index.
E4DBColumn[]	getIndexColumns(int idx) Get the columns for a specified index in their sequence.
java.lang.String	getIndexName(int k)
java.lang.String	getIndexName(int k, boolean use_prefix) Get the name for an index.
boolean	getIndexUnique(int k) Get the uniqie mode for an index.
static java.lang.String	getJavaDatatype(E4DBColumnInfo col)
E4DBTableName	getName() Get the table's name.
static java.lang.String	getNText(E4DBConnection_Intf con) Depending on the database type, return the format for String datatype.
int	getNumberOfColumns() Get the number of columns.
static java.lang.String	getNVarchar(E4DBConnection_Intf con) Depending on the database type, return the format for String datatype.
E4DBPluginParams_Intf	getPluginDefinitions(java.lang.Class plugin)
java.util.Vector	getReference(int status) Get a Vector of E4DBReference objects.
java.lang.String	getRem() Get the table's remark.
E4DBTableName	getTableName() Get the table's name.
int	getUserDefinedCode()
boolean	hasAnyColumns() Check, if this table has at least one column
boolean	hasAnyColumns(int k) Check, if this table has at least one column defined for specified index
boolean	hasChanged()
boolean	hasClientDistinction() Check, if this table uses client distinction.
boolean	hasColumn(E4DBColumnName columnname)
static void	import_Datatypes(E4DBJavaGeneratorPrintStream outA, E4DBTable_Intf table)
boolean	isIndexDefined(int idx_num) There is an array [0..MAXINDEX - 1] at each column that defines, if this column is part of this particular index.
boolean	isSystemTable() Is this table an E4S system table?
void	refreshIndex()
void	removeClass()
boolean	renameColumn(E4DBTableName tablename, E4DBColumnName from, E4DBColumnName to)
boolean	renameTableReferences(E4DBTableName from, E4DBTableName to)
boolean	renameType(E4DBColumnType oldname, E4DBColumnType newname)
void	resetChanged()
void	resetIndex(int idx_num) Exclude all columnsfrom the specified index (= clear index).
void	setCanHaveFreeDefinedFields(boolean mode) Define, if this table might have freedefined fields.
void	setClientDistinction(boolean client) Check, if this table uses client distinction.
void	setGenerateBase(boolean generate) Define, if Java source code shall be generated for this table.
void	setGenerateVec(boolean generate) Define, if Java source code for data vector shall be generated for this table.
void	setIndexAlias(java.lang.String alias, int k) Define the alias for an index.
void	setIndexUnique(boolean unique, int k) Define the unique mode for an index.
void	setRem(java.lang.String rem) Define the table's remark.
void	setSystemTable(boolean mode) Internal use of E4S only.
void	setTableName(E4DBTableName tablename) Declare the table's name.
void	setTableName(java.lang.String tablename) Declare the table's name.
void	setUserDefinedCode(int modules)
void	synchronize(E4DBConnection_Intf con)
void	synchronize(E4DBConnection_Intf con, boolean is_new_table) Synchronize with the real data dictionary.
java.lang.String	toString()
void	toXml(E4PrintStream pstr) Write this table into the XML file (this includes all columns).

Methods inherited from class e4s.db.dict.E4DBGeneratedClass

_getSVNVersionString, getCreated, getDeprecated, getGenerationOutputPath, getGenerationOutputPath, getModified, getPackage, getPackagePath, getPlugins, isSystem, printGenerateHeader, setCreated, setDeprecated, setHasChanged, setModified, setPackage, setSystem, toXml_Package

Methods inherited from class e4s.util.E4Object

Calendar, CName, CName, E4LabelApp, E4LabelApp, E4LabelApp, E4LabelApp, E4LabelApp, E4LabelApp, E4LabelNone, E4LabelNone, E4LabelNone, E4LabelNone, E4LabelSys, E4LabelSys, e4sCopyright, e4sVersion, encode, encode, encode, encodeHtml, encodeHtml, encodeHtml, encodeURL, encodeURL, encodeURL, finalize, getLINE, getTRACE, getTRACE, getTRACE, getTRACE, getTRACE, getTRACE, getTraceMemory, HtmlEncode, HtmlEncode, HtmlEncode, isdecimal, isdigit, isnotok, isnotok, isnumeric, isok, isok, isok, isok, lastCallingFunction, lastCallingFunction, lastCallingFunction, lastCallingFunction, lastCallingStack, mkdirs, null2nbsp, null2nbsp, null2nbsp, ok, ok, ok, ok, outPrintln, setLogFile4Trace, setTraceMemory, STACKTRACE, toDebug, toDouble, toFloat, toFloat, TRACE_CALLS, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, TRACE, wait

Methods inherited from class java.lang.Object

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

Methods inherited from interface e4s.db.dict.E4DBTable_Intf

getPackage

Field Detail

MAXINDEX

public static final int MAXINDEX

There can be up to MAXINDEX indexes. An index doesn't have a name, either detailed parameters - just a number between 0 and MAXINDEX - 1. It is defined at each E4DBColumn, if this column is part of the index.

See Also:

isIndexDefined(int), resetIndex(int), E4DBColumn.getIndexSequence(int), e4s.db.dict.E4DBColumn#setIndex(int), E4DBColumn.resetIndex(int), Constant Field Values

MAX_INDEXFIELDS_FOR_UNIQUE

public static final int MAX_INDEXFIELDS_FOR_UNIQUE

Maximum number of index fields for unique index. Note: a change here requires a database change in T_E4S_FREEFIELD_VAL_Sel.

See Also:

Constant Field Values

MAXLEN_TABLE_NAME

public static final int MAXLEN_TABLE_NAME

Maximum length for a table's name

See Also:

Constant Field Values

_XML_TAG_TABLE

public static final java.lang.String _XML_TAG_TABLE

Used for storing table information in the dictionary XML structure. Specify the main XML tag in the XML file (used for holding the datadictionary information) for the main table entry.

See Also:

E4DBXmlDictionaryHandler, toXml(e4s.util.E4PrintStream), Constant Field Values

_XML_ATTR_TABLE_NAME

public static final java.lang.String _XML_ATTR_TABLE_NAME

Used for storing table information in the dictionary XML structure. This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's name.

See Also:

_XML_TAG_TABLE, toXml(e4s.util.E4PrintStream), E4DBXmlDictionaryHandler, Constant Field Values

_XML_ATTR_GENERATE_BASE

public static final java.lang.String _XML_ATTR_GENERATE_BASE

This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's generation status. To generate means, creating Java source code for data access.

See Also:

_XML_TAG_TABLE, getGenerateBase(), Constant Field Values

_XML_ATTR_GENERATE_VEC

public static final java.lang.String _XML_ATTR_GENERATE_VEC

This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's generation status. To generate means, creating Java source code for data access.

See Also:

_XML_TAG_TABLE, getGenerateVec(), Constant Field Values

_XML_TAG_TABLE_PLUGIN

public static final java.lang.String _XML_TAG_TABLE_PLUGIN

See Also:

E4DBPluginParams_Intf, Constant Field Values

_XML_ATTR_PLUGIN_CLASS

public static final java.lang.String _XML_ATTR_PLUGIN_CLASS

See Also:

Constant Field Values

_XML_ATTR_CLIENT

public static final java.lang.String _XML_ATTR_CLIENT

This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's client distinction status.

See Also:

_XML_TAG_TABLE, hasClientDistinction(), E4Client, Constant Field Values

_XML_ATTR_FREEDEF

public static final java.lang.String _XML_ATTR_FREEDEF

This is an attribute, associated with the _XML_TAG_TABLE tag to specify the table's client distinction status.

See Also:

_XML_TAG_TABLE, canHaveFreeDefinedFields(), Constant Field Values

_XML_ATTR_USERDEFINED_CODE_DETECTED

public static final java.lang.String _XML_ATTR_USERDEFINED_CODE_DETECTED

This attribute is just for info, it detectes whenever a user has changed some code.

See Also:

E4DBJavaGeneratorPrintStream.hasUserDefinedCode(), Constant Field Values

_XML_TAG_IDX_ALIAS

public static final java.lang.String _XML_TAG_IDX_ALIAS

Specify the XML tag in the XML file (used for holding the datadictionary information) for the index alias to the table.

See Also:

_XML_TAG_TABLE, Constant Field Values

FUNCTION_NAME_FROM_XML

public static final java.lang.String FUNCTION_NAME_FROM_XML

See Also:

Constant Field Values

FUNCTION_NAME_TO_XML

public static final java.lang.String FUNCTION_NAME_TO_XML

See Also:

Constant Field Values

FUNCTION_NAME_TO_CSV

public static final java.lang.String FUNCTION_NAME_TO_CSV

See Also:

Constant Field Values

FUNCTION_NAME_TO_SQL

public static final java.lang.String FUNCTION_NAME_TO_SQL

See Also:

Constant Field Values

FUNCTION_NAME_REMOVE_DATA

public static final java.lang.String FUNCTION_NAME_REMOVE_DATA

See Also:

Constant Field Values

FUNCTION_NAME_REMOVE_CLIENT_DATA

public static final java.lang.String FUNCTION_NAME_REMOVE_CLIENT_DATA

See Also:

Constant Field Values

FUNCTION_NAME_DUPLICATE_CLIENT_DATA

public static final java.lang.String FUNCTION_NAME_DUPLICATE_CLIENT_DATA

See Also:

Constant Field Values

FUNCTION_NAME_DATABASE_COPY

public static final java.lang.String FUNCTION_NAME_DATABASE_COPY

See Also:

Constant Field Values

Constructor Detail

E4DBTable

public E4DBTable(E4DBTableName tablename)

E4DBTable

public E4DBTable()

E4DBTable

public E4DBTable(E4DBTable table,
                 E4DBTableName tName)
          throws E4DBException

Throws:

E4DBException

Method Detail

getTableName

public E4DBTableName getTableName()

Get the table's name.

Returns:

name of the table

See Also:

setTableName(e4s.db.E4DBTableName), equals(e4s.db.E4DBTableName)

getName

public E4DBTableName getName()

Description copied from interface: E4DBTable_Intf

Get the table's name.

Specified by:

getName in interface E4DBTable_Intf

Returns:

name of the table

See Also:

E4DBTable_Intf.equals(e4s.db.E4DBTableName)

getRem

public java.lang.String getRem()

Get the table's remark.

Specified by:

getRem in interface E4DBTable_Intf

Returns:

table remark, or null if not defined

See Also:

setRem(String)

setRem

public void setRem(java.lang.String rem)

Define the table's remark.

Parameters:

rem - table remark, or null if to be cleared

See Also:

getRem()

setIndexAlias

public void setIndexAlias(java.lang.String alias,
                          int k)

Define the alias for an index. This is used later for faster and direct access to database records, by generation process.

Parameters:

alias - the name for this alias

k - index number: 0 <= k < MAXINDEX

See Also:

getIndexAlias(int), MAXINDEX

setIndexUnique

public void setIndexUnique(boolean unique,
                           int k)

Define the unique mode for an index.

Parameters:

unique - true, if this index shall be unique

k - index number: 0 <= k < MAXINDEX

See Also:

#getIndexUniue(int), setIndexAlias(String,int), MAXINDEX

getIndexAlias

public java.lang.String getIndexAlias(int k)

Get the alias for an index. This is used later for faster and direct access to database records, by generation process.

Parameters:

k - index number: 0 <= k < MAXINDEX

See Also:

setIndexAlias(String, int), getIndexName(int), MAXINDEX

getIndexName

public java.lang.String getIndexName(int k,
                                     boolean use_prefix)

Get the name for an index.

Parameters:

k - index number: 0 <= k < MAXINDEX

Returns:

the alias name of that index or a generic name (IDX3)

See Also:

getIndexAlias(int), MAXINDEX

getIndexName

public java.lang.String getIndexName(int k)

getIndexUnique

public boolean getIndexUnique(int k)

Get the uniqie mode for an index.

Parameters:

k - index number: 0 <= k < MAXINDEX

See Also:

setIndexUnique(boolean, int), MAXINDEX

addColumn

public void addColumn(E4DBColumn column)

Add a column (table field) to the table definition.

Parameters:

column - the column to add.

See Also:

findColumn(e4s.db.E4DBColumnName)

findColumn

public E4DBColumn findColumn(E4DBColumnName columnname)

Look for a specific column.

Parameters:

columnname - the name of the column

Returns:

null if not found, the column if found

findColumns

public E4DBColumn[] findColumns(E4DBColumnType columntype)

findColumnInfo

public E4DBColumnInfo findColumnInfo(E4DBColumnName columnname)

Description copied from interface: E4DBTable_Intf

Look for a specific column.

Specified by:

findColumnInfo in interface E4DBTable_Intf

Parameters:

columnname - the name of the column

Returns:

null if not found, the column if found

See Also:

#addColumn(E4DBColumn), #getColumns()

setTableName

public void setTableName(E4DBTableName tablename)
                  throws E4DBException

Declare the table's name.

Parameters:

tablename - name of the table

Throws:

E4DBException

See Also:

getTableName(), setTableName(String)

setTableName

public void setTableName(java.lang.String tablename)
                  throws E4DBException

Declare the table's name.

Parameters:

tablename - name of the table

Throws:

E4DBException

See Also:

getTableName(), setTableName(e4s.db.E4DBTableName)

getGenerateBase

public boolean getGenerateBase()

Check, if Java source code will be generated for this table.

Specified by:

getGenerateBase in interface E4DBTable_Intf

Returns:

true, if generated or false otherwise

See Also:

setGenerateBase(boolean)

setGenerateBase

public void setGenerateBase(boolean generate)

Define, if Java source code shall be generated for this table.

Parameters:

generate - true, if generated or false otherwise

See Also:

getGenerateBase()

getGenerateVec

public boolean getGenerateVec()

Check, if Java source code for data vector will be generated for this table.

Returns:

true, if generated or false otherwise

See Also:

setGenerateBase(boolean)

setGenerateVec

public void setGenerateVec(boolean generate)

Define, if Java source code for data vector shall be generated for this table.

Parameters:

generate - true, if generated or false otherwise

See Also:

getGenerateBase()

hasClientDistinction

public boolean hasClientDistinction()

Check, if this table uses client distinction.

Specified by:

hasClientDistinction in interface E4DBTable_Intf

Returns:

true, if client destinction will be used

See Also:

setClientDistinction(boolean), E4Client, E4ApplObj_Intf

setClientDistinction

public void setClientDistinction(boolean client)

Check, if this table uses client distinction.

See Also:

setClientDistinction(boolean), E4Client, E4ApplObj_Intf

canHaveFreeDefinedFields

public boolean canHaveFreeDefinedFields()

Check, if this table might have freedefined fields.

Returns:

true, if free defined fields are possible for this table in general.

See Also:

setCanHaveFreeDefinedFields(boolean)

setCanHaveFreeDefinedFields

public void setCanHaveFreeDefinedFields(boolean mode)

Define, if this table might have freedefined fields.

Parameters:

mode - true, if free defined fields are possible for this table in general.

See Also:

canHaveFreeDefinedFields()

getColumns

public E4DBColumnsVec getColumns()

Get the columns associated with this table.

Returns:

null if no columns defined, or an Enumeration representing the column Vector. The elements are of type E4DBColumn.

See Also:

findColumn(e4s.db.E4DBColumnName), addColumn(E4DBColumn), #getColumns(boolean)

getColumnsArr

public E4DBColumn[] getColumnsArr()

Get the columns associated with this table.

Parameters:

sort - sort the column structure by name

Returns:

null if no columns defined, or an Enumeration representing the column Vector. The elements are of type E4DBColumn.

See Also:

findColumn(e4s.db.E4DBColumnName), addColumn(E4DBColumn)

hasAnyColumns

public boolean hasAnyColumns()

Check, if this table has at least one column

Returns:

true if at least one column is defined

hasAnyColumns

public boolean hasAnyColumns(int k)

Check, if this table has at least one column defined for specified index

Parameters:

k - index number

Returns:

true if at least one column is defined

getFirstUniqueIndex

public int getFirstUniqueIndex()

Get the number of the first defined index that contains fields and is unique.

Returns:

-1 if no unique index is defined (or empty columns) or the number of the index which is between 0 and MAXINDEX.

getNumberOfColumns

public int getNumberOfColumns()

Get the number of columns.

Returns:

the number of columns

toXml

public void toXml(E4PrintStream pstr)
           throws java.lang.Exception

Write this table into the XML file (this includes all columns).

Parameters:

pstr - an opened file

Throws:

java.lang.Exception

See Also:

E4DBXmlDictionaryHandler, _XML_TAG_TABLE, E4DBColumn.toXml(e4s.util.E4PrintStream)

equals

public boolean equals(E4DBTableName tablename)

Compare the table's name.

Specified by:

equals in interface E4DBTable_Intf

Parameters:

tablename - the tablename to be compared with the table name of this object

Returns:

true, if equal

See Also:

E4String.equals(java.lang.String), setTableName(e4s.db.E4DBTableName), setTableName(e4s.db.E4DBTableName), getTableName()

synchronize

public void synchronize(E4DBConnection_Intf con)
                 throws E4DBException

Throws:

E4DBException

synchronize

public void synchronize(E4DBConnection_Intf con,
                        boolean is_new_table)
                 throws E4DBException

Synchronize with the real data dictionary.

Parameters:

con - an open, valid database connection

is_new_table - force creation of columns rather the removing all by synchronizing

Throws:

E4DBException

buildStatement

public java.util.Vector buildStatement(E4DBConnection_Intf con)
                                throws E4DBException

Build a SQL statement to modify the real data dictionary. First, a synchronize() is performed to check the inconsistency between the real dictionary and the metaschema.

Parameters:

con - an open, valid database connection

Returns:

a SQL statement, e.g. "alter table person add age integer, name nvarchar(20)"

Throws:

E4DBException

buildStatement_createAllIndex

public void buildStatement_createAllIndex(java.util.Vector statements)

getIndexColumns

public E4DBColumn[] getIndexColumns(int idx)

Get the columns for a specified index in their sequence.

buildStatement_add

public java.lang.String buildStatement_add(E4DBConnection_Intf con,
                                           boolean create,
                                           boolean beautiful,
                                           boolean force_update)
                                    throws E4DBException

Build either the CREATE TABLE or ALTER TABLE statement.

Parameters:

create - true means CREATE TABLE, false means ALTER TABLE

beautiful - if true, output is formatted

Throws:

E4DBException

buildStatementCInfo_add

public static java.lang.String buildStatementCInfo_add(E4DBColumnInfo column,
                                                       java.lang.String nvarchar,
                                                       java.lang.String ntext)
                                                throws E4DBException

Throws:

E4DBException

isIndexDefined

public boolean isIndexDefined(int idx_num)

There is an array [0..MAXINDEX - 1] at each column that defines, if this column is part of this particular index. Index is numbered 0 to MAXINDEX - 1.

Parameters:

idx_num - the number of the index to look at

Returns:

true, if at least one column is part of this index. false otherwise, or if the parameter is out of range.

See Also:

E4DBColumn.getIndexSequence(int), MAXINDEX

resetIndex

public void resetIndex(int idx_num)

Exclude all columnsfrom the specified index (= clear index). There is an array [0..MAXINDEX - 1] at each column that defines, if this column is part of this particular index. Index is numbered 0 to MAXINDEX - 1.

Parameters:

idx_num - the number of the index to be cleared

See Also:

isIndexDefined(int), e4s.db.dict.E4DBColumn#setIndex(int), MAXINDEX

generateClass

public void generateClass()
                   throws E4DBException

Throws:

E4DBException

removeClass

public void removeClass()

import_Datatypes

public static void import_Datatypes(E4DBJavaGeneratorPrintStream outA,
                                    E4DBTable_Intf table)
                             throws java.lang.Exception

Throws:

java.lang.Exception

setUserDefinedCode

public void setUserDefinedCode(int modules)

getReference

public java.util.Vector getReference(int status)

Get a Vector of E4DBReference objects.

Returns:

the Vector

generateClass_Fields

public static void generateClass_Fields(E4DBJavaGeneratorPrintStream pOut,
                                        E4DBTable_Intf table,
                                        E4DBColumnInfo col,
                                        java.lang.String defined_name,
                                        java.lang.StringBuffer colarr)

getJavaDatatype

public static java.lang.String getJavaDatatype(E4DBColumnInfo col)
                                        throws java.lang.Exception

Throws:

java.lang.Exception

findAutoincrement

public E4DBColumn findAutoincrement()

Get the column for autoincrement on insert.

Returns:

null if no column is defined or the column for insert-incremental.

toString

public java.lang.String toString()

Overrides:

toString in class E4Object

DEBUG

public void DEBUG()

getDefinedTypes

public void getDefinedTypes(java.util.Vector typelist)

createClientColumn

public static final E4DBColumn createClientColumn()
                                           throws java.lang.Exception

Throws:

java.lang.Exception

compareTo

public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable

isSystemTable

public boolean isSystemTable()

Is this table an E4S system table?

Returns:

true if this table is an E4S system table, which means that it cannot be changed within an application but it must exist within an application.

setSystemTable

public void setSystemTable(boolean mode)

Internal use of E4S only.

See Also:

isSystemTable()

getColumnInfos

public E4DBColumnInfo[] getColumnInfos(boolean sort)

Description copied from interface: E4DBTable_Intf

Get all columns

Specified by:

getColumnInfos in interface E4DBTable_Intf

getNVarchar

public static java.lang.String getNVarchar(E4DBConnection_Intf con)

Depending on the database type, return the format for String datatype.

Returns:

"varchar" if E4DBConnectionDefault._DB_TYPE_MS_ACCESS, otherwise "nvarchar"

getNText

public static java.lang.String getNText(E4DBConnection_Intf con)

Depending on the database type, return the format for String datatype.

Returns:

"varchar" if E4DBConnectionDefault._DB_TYPE_MS_ACCESS, otherwise "nvarchar"

renameType

public boolean renameType(E4DBColumnType oldname,
                          E4DBColumnType newname)

hasColumn

public boolean hasColumn(E4DBColumnName columnname)

Specified by:

hasColumn in interface E4DBTable_Intf

renameTableReferences

public boolean renameTableReferences(E4DBTableName from,
                                     E4DBTableName to)
                              throws E4DBException

Throws:

E4DBException

renameColumn

public boolean renameColumn(E4DBTableName tablename,
                            E4DBColumnName from,
                            E4DBColumnName to)
                     throws E4DBException

Throws:

E4DBException

getClassMod

public java.lang.Class getClassMod()
                            throws E4DBException,
                                   java.lang.ClassNotFoundException

Throws:

E4DBException

java.lang.ClassNotFoundException

getClassSel

public java.lang.Class getClassSel()
                            throws E4DBException,
                                   java.lang.ClassNotFoundException

Throws:

E4DBException

java.lang.ClassNotFoundException

getClassObj

public java.lang.Class getClassObj()
                            throws E4DBException,
                                   java.lang.ClassNotFoundException

Throws:

E4DBException

java.lang.ClassNotFoundException

refreshIndex

public void refreshIndex()
                  throws java.lang.Exception

Throws:

java.lang.Exception

resetChanged

public void resetChanged()

Overrides:

resetChanged in class E4DBGeneratedClass

hasChanged

public boolean hasChanged()

Specified by:

hasChanged in interface E4DBTable_Intf

Overrides:

hasChanged in class E4DBGeneratedClass

getUserDefinedCode

public int getUserDefinedCode()

addPluginDefinitions

public void addPluginDefinitions(E4DBPluginParams_Intf obj)

getPluginDefinitions

public E4DBPluginParams_Intf getPluginDefinitions(java.lang.Class plugin)

generateRelatedTypes

public void generateRelatedTypes()
                          throws E4DBException

Throws:

E4DBException