org.javaWebGen.util
Class CodeGenerator

java.lang.Object
  org.javaWebGen.data.DAO
      org.javaWebGen.util.CodeGenerator

Direct Known Subclasses:

GenerateController, GenerateDAO, GenerateDataBean, GenerateLookup, GenerateModel, GenerateTestCase, GenerateView

public abstract class CodeGenerator
extends DAO

Base Code generator class that handles common functions among the code generators

Author:

Kevin Scott

Field Summary

static java.lang.String

TS TAB spacer (IE 4 spaces

Fields inherited from class org.javaWebGen.data.DAO

TOO_MANY_ROWS, TOO_MANY_ROWS_WARNING

Constructor Summary

CodeGenerator()

Method Summary

protected abstract void	execute()
protected java.lang.String	getClassText(java.lang.String templateText, java.lang.String[] parms) Gets the code that has tags replaced in it
protected java.lang.String[]	getColNames()
protected int[]	getColTypes()
protected java.lang.String	getFileName()
protected java.lang.String	getFilePath() return file path ie where to write the output java source
protected java.util.ArrayList<java.lang.String>	getPrimaryKeys()
protected int[]	getPrimaryKeyTypes()
protected java.lang.String	getPrimayParmCast(java.lang.String key, int type) generate a string to convert from a string to correct Object type
protected java.lang.String	getTableName() get current table name
protected java.lang.String	getTemplate(java.lang.String defaultTemplate) Get the template from a file if it exists if not return the default template
protected java.lang.String	getVars(java.util.List<java.lang.String> keys, int[] types) Return the type of variable.
abstract void	init() run init code ie stuff to setup templates
protected void	mapData() map data types from current table
protected void	processFile(java.lang.String fileName) process table list
protected boolean	setCmdParms(java.lang.String[] args) get the parms that where passed in on the command line and set the correct vars
protected void	setTableName(java.lang.String table) sets the current table name
abstract void	useage() print instruction on how to object from the command line to sysout

Methods inherited from class org.javaWebGen.data.DAO

close, getColumnClass, getConnection, getDataManager, getNextValue, getNextValue, getResultSet, query, query, query, query, runQuery, runQuery, runQuery, runQuery, setColumn, update, update, update, update, updateDataBean, updateDataBean

Methods inherited from class java.lang.Object

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

Field Detail

TS

public static final java.lang.String TS

TAB spacer (IE 4 spaces

See Also:

Constant Field Values

Constructor Detail

CodeGenerator

public CodeGenerator()

Method Detail

mapData

protected void mapData()
                throws java.sql.SQLException

map data types from current table

Throws:

java.sql.SQLException

processFile

protected void processFile(java.lang.String fileName)
                    throws java.io.IOException,
                           UtilException

process table list

Parameters:

fileName - input file name id table list

Throws:

java.io.IOException - error reading the file

UtilException

setCmdParms

protected boolean setCmdParms(java.lang.String[] args)
                       throws java.lang.Exception

get the parms that where passed in on the command line and set the correct vars

Parameters:

args - cmd line parms

Returns:

true if right number of parms passed

Throws:

java.lang.Exception

getTemplate

protected java.lang.String getTemplate(java.lang.String defaultTemplate)

Get the template from a file if it exists if not return the default template

Parameters:

defaultTemplate - text

Returns:

class template text

getClassText

protected java.lang.String getClassText(java.lang.String templateText,
                                        java.lang.String[] parms)

Gets the code that has tags replaced in it

Parameters:

templateText -

parms -

Returns:

class text

getVars

protected java.lang.String getVars(java.util.List<java.lang.String> keys,
                                   int[] types)

Return the type of variable. In other words, a Integer SQL TYPE would return a int

Parameters:

keys - column names

types - sql type

Returns:

java object that matches sql type

getPrimayParmCast

protected java.lang.String getPrimayParmCast(java.lang.String key,
                                             int type)

generate a string to convert from a string to correct Object type

Parameters:

key - primary key

type - SQL type

Returns:

text for generated class

getFileName

protected java.lang.String getFileName()

Returns:

file name

getFilePath

protected java.lang.String getFilePath()

return file path ie where to write the output java source

Returns:

file path

getTableName

protected java.lang.String getTableName()

get current table name

Returns:

table name

setTableName

protected void setTableName(java.lang.String table)

sets the current table name

Parameters:

table -

getColNames

protected java.lang.String[] getColNames()

Returns:

col names

getColTypes

protected int[] getColTypes()

Returns:

col SQL types

getPrimaryKeys

protected java.util.ArrayList<java.lang.String> getPrimaryKeys()

Returns:

list of primary keys col names

getPrimaryKeyTypes

protected int[] getPrimaryKeyTypes()

Returns:

primary key SQL types

execute

protected abstract void execute()
                         throws UtilException

Throws:

UtilException

useage

public abstract void useage()

print instruction on how to object from the command line to sysout

init

public abstract void init()
                   throws UtilException

run init code ie stuff to setup templates

Throws:

UtilException