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DETAIL: FIELD | CONSTR | METHOD |
org.vrspace.server.db
Class SQLDB

java.lang.Objectorg.vrspace.server.DB
org.vrspace.server.db.SQLDB
- Direct Known Subclasses:
- InformixDB, MySQLDB
- public abstract class SQLDB
- extends org.vrspace.server.DB
DB store objects by storing all public fields: all primitive types and primitive arrays (java.lang.String, java.net.URL and java.util.Date are considered as primitive) all objects and object arrays that are contained inside object (recursive) Requirements and restrictions: every object that will be stored in DB must have defined "public long db_id" field (or must inherit from class that have db_id field) objects that have encapsulated data - private fields and get/set methods for retrieving/storing that fields can't be stored correctly! This is common for JDK classes - that classes can be stored by manually coding (it's already done for String, Date, URL and Float) Description of DB structure: DB has "repository" tables and "object" tables. "repository" tables stores information about classes, objects and packages; "object" tables store objects. "repository" tables: mysql> describe classes; +--------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +--------------+--------------+------+-----+---------+-------+ | classID | bigint(20) | | PRI | 0 | | | superClassID | bigint(20) | YES | | NULL | | | packageID | bigint(20) | YES | | NULL | | | className | varchar(255) | YES | | NULL | | +--------------+--------------+------+-----+---------+-------+ mysql> describe packages; +-------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------------+--------------+------+-----+---------+-------+ | packageID | bigint(20) | | PRI | 0 | | | packageName | varchar(255) | YES | | NULL | | +-------------+--------------+------+-----+---------+-------+ mysql> describe objects; +----------+------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +----------+------------+------+-----+---------+-------+ | objectID | bigint(20) | | PRI | 0 | | | classID | bigint(20) | YES | | NULL | | +----------+------------+------+-----+---------+-------+ details about "repository" tables: relations in repository tables (these are just logical relations - not explicitly created): - superClassID in one classes record must exist as classID in another classes record (except for java.lang.Object when superClassID is null) - classID in objects table must exist in classes table - packageID in classes table must exist in packages table className is full class name with dots replaced by optional char example: when optional char is '_', org.vrspace.server.File is stored as org_vrspace_server_File. This is done because some db's can't have points in table names details about "object" tables: - names are full class names as stored in "classes" repository table - names of columns in tables are names of object fields - every table has "db_id" column that contains object ID stored in "objects" repository table - tables are divided into five groups: object: - for storing "main" object (the one that is referenced in put/get method) - if object consist of several inherited classes, every class is stored in separated table - primary key is "db_id" - object fields are stored as follows: if field is primitive, its value is stored. The type of a column is a type of that primitive mapped to matching database type if field is a primitive array, object or object array, than that column has integer type and stores a unique reference inside object for that primitive array, object or object array; primitive array, object or object array itself are stored in another table (described below), if they are null, column has null value and there's no recods in another table - if class has "db_id" field it isn't explicitly stored because it's already stored as primary key object_array: - for storing "main" object array (the one that is referenced in put/get method) - table name has suffix "_arr" - has column "arr_id" that stores index of object in array - primary key is "db_id" + "arr_id" - has column "isNull" which is true if object is null - fields are stored according to rules from object tables object_contained: - for storing objects that are contained inside "main" object - table name has suffix "_cnt" - has column "cnt_id" that stores reference described in object table - primary key is "db_id" + "cnt_id" - fields are stored according to rules from object tables object_array_contained: - for storing object arrays that are contained inside "main" object - table name has suffix "_arr_cnt" - has column "cnt_id" that stores reference described in object table - has column "arr_id" that stores index of object in array - primary key is "db_id" + "cnt_id" + "arr_id" - has column "isNull" which is true if object is null - fields are stored according to rules from object tables primitive_array_contained: - for storing primitive arrays that are contained inside "main" object - table name is primitive name + "_arr" - has column "cnt_id" that stores reference described in object table - has column "arr_id" that stores index of object in array - primary key is "db_id" + "cnt_id" + "arr_id" - in column "value" is stored value of that primitive How objects are stored: - "repository" tables are created automatically first time when db starts - when storing object of class that is inherited from other class(es), every field is stored in table of class that declare that field. - if some class in hierarchy has no public fields, table for that class will not be created, but class itself will be added to classes table. example class is java.lang.Object - if object contains another object(s), than contained object(s) is stored in object_contained table(s) with above rules - if object contains object array(s) than contained array(s) is stored in object_array table(s) with above rules - if object has primitive array(s) than contained array(s) is stored in primitive array table Example - storing object of class D: // A.java package org.vrspace; public class A { public long db_id; public int a1 = 6; public char a2 = 'a'; } // B.java package org.vrspace; public class B extends A { public String b1 = "Hawkwind"; } // C.java package org.vrspace; public class C extends B { } // D.java package org.vrspace; import java.net.URL; import org.vrspace.test.*; public class D extends C { public long d1 = 666; public float d2 = 6.66f; public URL d3 = new URL("http://vrspace.org"); public E d4 = new E(); public int[] d5 = new int[10]; } // E.java package org.vrspace.test; public class E { public String e1 = "Ozrics"; public int e2 = 6; } contens of "repository": ------------------------ mysql> select * from classes; +---------+--------------+-----------+--------------------+ | classID | superClassID | packageID | className | +---------+--------------+-----------+--------------------+ | 1 | 0 | 1 | java_lang_Object | | 2 | 1 | 2 | org_vrspace_A | | 3 | 2 | 2 | org_vrspace_B | | 4 | 3 | 2 | org_vrspace_C | | 5 | 4 | 2 | org_vrspace_D | | 6 | 1 | 3 | org_vrspace_test_E | +---------+--------------+-----------+--------------------+ mysql> select * from packages; +-----------+------------------+ | packageID | packageName | +-----------+------------------+ | 1 | java_lang | | 2 | org_vrspace | | 3 | org_vrspace_test | +-----------+------------------+ mysql> select * from objects; +----------+---------+ | objectID | classID | +----------+---------+ | 1 | 5 | +----------+---------+ created "object" tables: ------------------------ mysql> describe org_vrspace_a; +-------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------+--------------+------+-----+---------+-------+ | db_id | bigint(20) | | PRI | 0 | | | a1 | mediumint(9) | YES | | NULL | | | a2 | char(1) | YES | | NULL | | +-------+--------------+------+-----+---------+-------+ mysql> describe org_vrspace_b; +-------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------+--------------+------+-----+---------+-------+ | db_id | bigint(20) | | PRI | 0 | | | b1 | varchar(255) | YES | | NULL | | +-------+--------------+------+-----+---------+-------+ mysql> describe org_vrspace_d; +-------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-------+--------------+------+-----+---------+-------+ | db_id | bigint(20) | | PRI | 0 | | | d1 | bigint(20) | YES | | NULL | | | d2 | float(10,2) | YES | | NULL | | | d3 | varchar(255) | YES | | NULL | | | d4 | bigint(20) | YES | | NULL | | | d5 | bigint(20) | YES | | NULL | | +-------+--------------+------+-----+---------+-------+ mysql> describe int_array; +--------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +--------+--------------+------+-----+---------+-------+ | db_id | bigint(20) | | PRI | 0 | | | arr_id | bigint(20) | | PRI | 0 | | | nr_id | bigint(20) | | PRI | 0 | | | value | mediumint(9) | YES | | NULL | | +--------+--------------+------+-----+---------+-------+ mysql> describe org_vrspace_test_e_array; +--------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +--------+--------------+------+-----+---------+-------+ | db_id | bigint(20) | | PRI | 0 | | | arr_id | bigint(20) | | PRI | 0 | | | nr_id | bigint(20) | | PRI | 0 | | | e1 | varchar(255) | YES | | NULL | | | e2 | mediumint(9) | YES | | NULL | | +--------+--------------+------+-----+---------+-------+ contens of "object" tables: --------------------------- mysql> select * from org_vrspace_a; +-------+------+------+ | db_id | a1 | a2 | +-------+------+------+ | 1 | 6 | a | +-------+------+------+ mysql> select * from org_vrspace_b; +-------+----------+ | db_id | b1 | +-------+----------+ | 1 | Hawkwind | +-------+----------+ mysql> select * from org_vrspace_d; +-------+------+------+--------------------+------+------+ | db_id | d1 | d2 | d3 | d4 | d5 | +-------+------+------+--------------------+------+------+ | 1 | 666 | 6.66 | http://vrspace.org | 0 | 1 | +-------+------+------+--------------------+------+------+ mysql> select * from org_vrspace_test_e_array; +-------+--------+-------+--------+------+ | db_id | arr_id | nr_id | e1 | e2 | +-------+--------+-------+--------+------+ | 1 | 0 | 0 | Ozrics | 6 | +-------+--------+-------+--------+------+ mysql> select * from int_array; +-------+--------+-------+-------+ | db_id | arr_id | nr_id | value | +-------+--------+-------+-------+ | 1 | 0 | 1 | 0 | | 1 | 1 | 1 | 0 | | 1 | 2 | 1 | 0 | | 1 | 3 | 1 | 0 | | 1 | 4 | 1 | 0 | | 1 | 5 | 1 | 0 | | 1 | 6 | 1 | 0 | | 1 | 7 | 1 | 0 | | 1 | 8 | 1 | 0 | | 1 | 9 | 1 | 0 | +-------+--------+-------+-------+
Fields inherited from class org.vrspace.server.DB |
cache |
Constructor Summary | |
SQLDB()
|
Method Summary | |
protected SQLClass |
analizeClass(java.lang.Class cls)
Internal |
void |
commit()
Not implemented |
void |
connect(java.lang.String name)
Connect to the database |
abstract java.lang.String |
create(java.lang.String name)
create a new database if does not exist |
protected void |
createPrimTable(java.lang.Class primitive)
Creates table to store primitives |
void |
delete(java.lang.Object obj)
Delete object from database. |
void |
disconnect()
Close connection to the database |
java.lang.Object |
get(java.lang.Object obj)
Retreives an object from the database |
java.lang.Object |
get(java.lang.String className,
long id)
Retreives an object from the database |
java.lang.Object |
get(java.lang.String className,
java.lang.String field,
java.lang.Object value)
Get first object of class className, whose field field have value value |
java.lang.Object[] |
getAll(java.lang.String className)
Get all objects of className from db |
protected SQLClass |
getClass(java.lang.Class cls)
Internal, try to get class from repository return SQLClass if class exits in repository, else return null |
protected java.lang.Object |
getObject(java.lang.Object obj,
long id,
long cntID,
long arrID)
Retreives an object from the database, internal |
protected java.lang.Object |
getObjectArray(java.lang.String className,
long id,
long cntID)
Internal |
protected long |
getObjectID(long classID)
returns object ID |
protected long |
getPackageID(java.lang.Package objPackage)
Retreives package ID from the repository |
protected java.lang.Object |
getPrimitiveArray(java.lang.String className,
int type,
long id,
long cntID)
Internal |
java.lang.Object[] |
getRange(java.lang.Object o1,
java.lang.Object o2)
Get all objects that are "between" object o1 and o2. |
java.lang.Object[] |
getRange(java.lang.String className,
java.lang.String field,
java.lang.Object value)
Get all objects of class className, whose field field have value value |
protected java.sql.ResultSet |
getRangeDb_id(java.lang.String className,
java.lang.String field,
java.lang.Object value)
unfinished, work only for primitive fields not objects Internal |
protected java.lang.String |
getSQLText(java.lang.String className,
java.util.ArrayList fieldName,
java.util.ArrayList fieldType)
Internal |
protected void |
insertObject(java.lang.Object obj,
long objectID,
SQLClass cls,
long cntID,
long arrID)
Internal, called from put(Object obj) and put(Object[] obj) |
protected abstract boolean |
loadDriver()
Override this in actual implementations. |
protected java.lang.String |
mapJava2SQL(java.lang.String type)
Internal |
protected java.lang.String |
mapTypes(int intType)
Internal |
void |
put(java.lang.Object obj)
Stores obj to the database. |
void |
put(java.lang.Object[] obj)
Stores object array to the database. |
protected void |
putPrimitiveArray(java.lang.Object obj,
long objectID,
long cntID)
Internal |
protected java.sql.ResultSet |
query(java.lang.String sqlQuery)
Internal |
private static java.lang.String |
replacePoints(java.lang.String s)
Internal |
void |
update(org.vrspace.server.Request r)
Update field in object. |
protected int |
update(java.lang.String sqlQuery)
Internal |
Methods inherited from class org.vrspace.server.DB |
load, load, load |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
BOOLEAN
protected static final int BOOLEAN
- See Also:
- Constant Field Values
BYTE
protected static final int BYTE
- See Also:
- Constant Field Values
SHORT
protected static final int SHORT
- See Also:
- Constant Field Values
INT
protected static final int INT
- See Also:
- Constant Field Values
LONG
protected static final int LONG
- See Also:
- Constant Field Values
FLOAT
protected static final int FLOAT
- See Also:
- Constant Field Values
DOUBLE
protected static final int DOUBLE
- See Also:
- Constant Field Values
CHAR
protected static final int CHAR
- See Also:
- Constant Field Values
FLOAT_OBJ
protected static final int FLOAT_OBJ
- See Also:
- Constant Field Values
STRING_OBJ
protected static final int STRING_OBJ
- See Also:
- Constant Field Values
DATE_OBJ
protected static final int DATE_OBJ
- See Also:
- Constant Field Values
URL_OBJ
protected static final int URL_OBJ
- See Also:
- Constant Field Values
OBJECT
protected static final int OBJECT
- See Also:
- Constant Field Values
BOOLEAN_ARR
protected static final int BOOLEAN_ARR
- See Also:
- Constant Field Values
BYTE_ARR
protected static final int BYTE_ARR
- See Also:
- Constant Field Values
SHORT_ARR
protected static final int SHORT_ARR
- See Also:
- Constant Field Values
INT_ARR
protected static final int INT_ARR
- See Also:
- Constant Field Values
LONG_ARR
protected static final int LONG_ARR
- See Also:
- Constant Field Values
FLOAT_ARR
protected static final int FLOAT_ARR
- See Also:
- Constant Field Values
DOUBLE_ARR
protected static final int DOUBLE_ARR
- See Also:
- Constant Field Values
CHAR_ARR
protected static final int CHAR_ARR
- See Also:
- Constant Field Values
FLOAT_OBJ_ARR
protected static final int FLOAT_OBJ_ARR
- See Also:
- Constant Field Values
STRING_OBJ_ARR
protected static final int STRING_OBJ_ARR
- See Also:
- Constant Field Values
DATE_OBJ_ARR
protected static final int DATE_OBJ_ARR
- See Also:
- Constant Field Values
URL_OBJ_ARR
protected static final int URL_OBJ_ARR
- See Also:
- Constant Field Values
OBJECT_ARR
protected static final int OBJECT_ARR
- See Also:
- Constant Field Values
BYTE_TYPE
protected java.lang.String BYTE_TYPE
SHORT_TYPE
protected java.lang.String SHORT_TYPE
INT_TYPE
protected java.lang.String INT_TYPE
LONG_TYPE
protected java.lang.String LONG_TYPE
FLOAT_TYPE
protected java.lang.String FLOAT_TYPE
DOUBLE_TYPE
protected java.lang.String DOUBLE_TYPE
CHAR_TYPE
protected java.lang.String CHAR_TYPE
STRING_TYPE
protected java.lang.String STRING_TYPE
DATE_TYPE
protected java.lang.String DATE_TYPE
SQL_SHOW_TABLES
protected java.lang.String SQL_SHOW_TABLES
SQL_CREATE_OBJECTS_TABLE
protected java.lang.String SQL_CREATE_OBJECTS_TABLE
SQL_CREATE_CLASSES_TABLE
protected java.lang.String SQL_CREATE_CLASSES_TABLE
SQL_CREATE_PACKAGES_TABLE
protected java.lang.String SQL_CREATE_PACKAGES_TABLE
SQL_COUNT_OBJECTS
protected java.lang.String SQL_COUNT_OBJECTS
SQL_COUNT_CLASSES
protected java.lang.String SQL_COUNT_CLASSES
SQL_COUNT_PACKAGES
protected java.lang.String SQL_COUNT_PACKAGES
SQL_GET_CLASSES
protected java.lang.String SQL_GET_CLASSES
SQL_CHECK_CLASS
protected java.lang.String SQL_CHECK_CLASS
SQL_CHECK_PACKAGE
protected java.lang.String SQL_CHECK_PACKAGE
SQL_INSERT_CLASS
protected java.lang.String SQL_INSERT_CLASS
SQL_INSERT_PACKAGE
protected java.lang.String SQL_INSERT_PACKAGE
SQL_INSERT_OBJECT
protected java.lang.String SQL_INSERT_OBJECT
SQL_DELETE_OBJECT
protected java.lang.String SQL_DELETE_OBJECT
SQL_DEL_OBJECT
protected java.lang.String SQL_DEL_OBJECT
SQL_GET_OBJECT_1
protected java.lang.String SQL_GET_OBJECT_1
SQL_GET_OBJECT_2
protected java.lang.String SQL_GET_OBJECT_2
SQL_GET_OBJECT_3
protected java.lang.String SQL_GET_OBJECT_3
SQL_GET_OBJECT_4
protected java.lang.String SQL_GET_OBJECT_4
SQL_CREATE_OBJ_TABLE_1
protected java.lang.String SQL_CREATE_OBJ_TABLE_1
SQL_CREATE_OBJ_TABLE_2
protected java.lang.String SQL_CREATE_OBJ_TABLE_2
SQL_INSERT_PRIM_1
protected java.lang.String SQL_INSERT_PRIM_1
SQL_INSERT_PRIM_2
protected java.lang.String SQL_INSERT_PRIM_2
SQL_CREATE_PRIM_TABLE_1
protected java.lang.String SQL_CREATE_PRIM_TABLE_1
SQL_CREATE_PRIM_TABLE_2
protected java.lang.String SQL_CREATE_PRIM_TABLE_2
SQL_CREATE_PRIM_TABLE_3
protected java.lang.String SQL_CREATE_PRIM_TABLE_3
SQL_GET_ARR_1
protected java.lang.String SQL_GET_ARR_1
SQL_GET_ARR_2
protected java.lang.String SQL_GET_ARR_2
SQL_GET_ARR_3
protected java.lang.String SQL_GET_ARR_3
SQL_GET_ARR_4
protected java.lang.String SQL_GET_ARR_4
SQL_GET_PRIM_ARR_1
protected java.lang.String SQL_GET_PRIM_ARR_1
SQL_GET_PRIM_ARR_2
protected java.lang.String SQL_GET_PRIM_ARR_2
SQL_GET_PRIM_ARR_3
protected java.lang.String SQL_GET_PRIM_ARR_3
SQL_GET_OBJ_ARR_1
protected java.lang.String SQL_GET_OBJ_ARR_1
SQL_GET_OBJ_ARR_2
protected java.lang.String SQL_GET_OBJ_ARR_2
SQL_GET_OBJ_ARR_3
protected java.lang.String SQL_GET_OBJ_ARR_3
SQL_GET_RANGE_1
protected java.lang.String SQL_GET_RANGE_1
SQL_GET_RANGE_2
protected java.lang.String SQL_GET_RANGE_2
SQL_GET_RANGE_3
protected java.lang.String SQL_GET_RANGE_3
SQL_GET_ALL
protected java.lang.String SQL_GET_ALL
stmtCheckClass
java.sql.PreparedStatement stmtCheckClass
stmtCheckPackage
java.sql.PreparedStatement stmtCheckPackage
stmtInsertClass
java.sql.PreparedStatement stmtInsertClass
stmtInsertPackage
java.sql.PreparedStatement stmtInsertPackage
stmtInsertObject
java.sql.PreparedStatement stmtInsertObject
stmtDeleteObject
java.sql.PreparedStatement stmtDeleteObject
stmtDelObject
java.sql.PreparedStatement stmtDelObject
stmtGetObject
java.sql.PreparedStatement stmtGetObject
stmtInsertPrim
java.sql.PreparedStatement stmtInsertPrim
conn
java.sql.Connection conn
stmt
java.sql.Statement stmt
rs
java.sql.ResultSet rs
objID
static long objID
pkgID
static long pkgID
clsID
static long clsID
clsRepository
static java.util.HashMap clsRepository
- in-memory repository that contains information about classes
key: class name
value: SQLClass object
logger
org.vrspace.util.Logger logger
Constructor Detail |
SQLDB
public SQLDB()
Method Detail |
loadDriver
protected abstract boolean loadDriver()
- Override this in actual implementations. Called from connect( String )
create
public abstract java.lang.String create(java.lang.String name)
- Description copied from class:
org.vrspace.server.DB
- create a new database if does not exist
connect
public void connect(java.lang.String name) throws java.lang.Exception
- Connect to the database
put
public void put(java.lang.Object obj) throws java.lang.Exception
- Stores obj to the database.
put
public void put(java.lang.Object[] obj) throws java.lang.Exception
- Stores object array to the database.
insertObject
protected void insertObject(java.lang.Object obj, long objectID, SQLClass cls, long cntID, long arrID) throws java.lang.Exception
- Internal, called from put(Object obj) and put(Object[] obj)
putPrimitiveArray
protected void putPrimitiveArray(java.lang.Object obj, long objectID, long cntID) throws java.lang.Exception
- Internal
get
public java.lang.Object get(java.lang.Object obj) throws java.lang.Exception
- Retreives an object from the database
get
public java.lang.Object get(java.lang.String className, long id) throws java.lang.Exception
- Retreives an object from the database
getObject
protected java.lang.Object getObject(java.lang.Object obj, long id, long cntID, long arrID) throws java.lang.Exception
- Retreives an object from the database, internal
getPrimitiveArray
protected java.lang.Object getPrimitiveArray(java.lang.String className, int type, long id, long cntID) throws java.lang.Exception
- Internal
getObjectArray
protected java.lang.Object getObjectArray(java.lang.String className, long id, long cntID) throws java.lang.Exception
- Internal
get
public java.lang.Object get(java.lang.String className, java.lang.String field, java.lang.Object value) throws java.lang.Exception
- Get first object of class className, whose field field have value value
getRange
public java.lang.Object[] getRange(java.lang.String className, java.lang.String field, java.lang.Object value) throws java.lang.Exception
- Get all objects of class className, whose field field have value value
getRangeDb_id
protected java.sql.ResultSet getRangeDb_id(java.lang.String className, java.lang.String field, java.lang.Object value)
- unfinished, work only for primitive fields not objects
Internal
getRange
public java.lang.Object[] getRange(java.lang.Object o1, java.lang.Object o2) throws java.lang.Exception
- Get all objects that are "between" object o1 and o2.
Object o1 and o2 must be of same class, and must have
implement method compareTo(obj) (interface Comparable), else null is returned.
getAll
public java.lang.Object[] getAll(java.lang.String className) throws java.lang.Exception
- Get all objects of className from db
update
public void update(org.vrspace.server.Request r)
- Update field in object. Field and object are encapsulated inside request object.
delete
public void delete(java.lang.Object obj) throws java.lang.Exception
- Delete object from database.
This implementation works but is just temporary, needs complete rewrite
commit
public void commit()
- Not implemented
disconnect
public void disconnect()
- Close connection to the database
getObjectID
protected long getObjectID(long classID) throws java.lang.Exception
- returns object ID
query
protected java.sql.ResultSet query(java.lang.String sqlQuery)
- Internal
update
protected int update(java.lang.String sqlQuery) throws java.sql.SQLException
- Internal
replacePoints
private static java.lang.String replacePoints(java.lang.String s)
- Internal
createPrimTable
protected void createPrimTable(java.lang.Class primitive) throws java.sql.SQLException
- Creates table to store primitives
mapJava2SQL
protected java.lang.String mapJava2SQL(java.lang.String type)
- Internal
getSQLText
protected java.lang.String getSQLText(java.lang.String className, java.util.ArrayList fieldName, java.util.ArrayList fieldType)
- Internal
mapTypes
protected java.lang.String mapTypes(int intType)
- Internal
getPackageID
protected long getPackageID(java.lang.Package objPackage) throws java.sql.SQLException
- Retreives package ID from the repository
getClass
protected SQLClass getClass(java.lang.Class cls)
- Internal, try to get class from repository
return SQLClass if class exits in repository, else return null
analizeClass
protected SQLClass analizeClass(java.lang.Class cls)
- Internal
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