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java.lang.Object | +--oracle.jbo.server.BaseSQLBuilderImpl
Internal: Applications should not use this interface.
Note: This interface is subject to change.
This interface is used by View Objects to construct SQL statements that create, retrieve, update and delete table rows based on the state of the cache.
| Fields inherited from interface oracle.jbo.server.SQLBuilder |
BINDING_STYLE_JDBC,
BINDING_STYLE_ORACLE,
BINDING_STYLE_UNKNOWN,
DML_DELETE,
DML_INSERT,
DML_UPDATE |
| Constructor Summary | |
BaseSQLBuilderImpl()
|
|
| Method Summary | |
protected int |
bindInsertStatement(EntityImpl entityContext,
java.sql.CallableStatement stmt,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols,
java.util.Hashtable retrList,
int bindIndex)
DOCTD: Method declaration |
protected int |
bindUpdateStatement(EntityImpl entityContext,
java.sql.CallableStatement stmt,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols,
java.util.Hashtable retrList,
int bindIndex)
DOCTD: Method declaration |
protected int |
bindWhereClause(EntityImpl entityContext,
java.sql.PreparedStatement stmt,
AttributeDefImpl[] keyCols,
java.lang.Object rowid,
int bindIndex)
Bind the Primary key values for the designated Statement. |
protected java.lang.StringBuffer |
buildDeleteStatement(EntityImpl entityContext,
java.lang.String sinkName,
java.lang.String sinkAlias,
AttributeDefImpl[] keyCols)
Construct a SQL INSERT statement |
protected java.lang.StringBuffer |
buildInsertStatement(EntityImpl entityContext,
java.lang.String sinkName,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols)
Construct a SQL INSERT statement |
protected void |
buildSelectString(java.lang.StringBuffer buffer,
java.lang.String sourceName,
AttributeDefImpl[] attrs,
boolean withIntoClause)
Construct a SQL SELECT statement for the Entity into the designated Buffer. |
protected java.lang.StringBuffer |
buildUpdateStatement(EntityImpl entityContext,
java.lang.String sinkName,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols)
DOCTD: Method declaration TODO: KM _ don't like the fact that this requires an entitydef |
protected void |
buildWhereClause(EntityImpl entityContext,
java.lang.StringBuffer buffer,
AttributeDefImpl[] keyCols,
java.lang.Object rowid)
Construct a SQL WHERE clause for the Entity into the designated Buffer, based upon the Source Columns. |
protected boolean |
capabilityCanReuseLockStatements()
|
protected java.lang.String[] |
convertFlags(boolean bTable,
boolean bAlias,
boolean bView,
boolean bSnap)
|
void |
doEntityDML(EntityImpl entityContext,
int operation,
TransactionEvent e)
Performs the appropriate SQL Data Manipulation Language (DML) operations on the database to reflect an update, delete or insert operation on an Entity Object. |
void |
doEntitySelect(EntityImpl entityContext,
boolean lock)
Perform the appropriate SQL operations to execute a select operation on an Entity Object. |
java.lang.Object[] |
doLoadBulkFromResultSet(AttributeDefImpl[] attrDefs,
int attrIndex,
java.sql.ResultSet rs,
int index,
DBTransactionImpl trans)
Loads an array of objects from a result set. |
java.lang.Object |
doLoadFromResultSet(java.lang.Object theTypeFactory,
java.lang.Object theElemFactory,
java.lang.Class theJavaType,
byte attrLoad,
java.sql.ResultSet rs,
int index,
DBTransactionImpl trans)
Loads an object from a result set. |
java.lang.Object |
doLoadFromStatement(java.lang.Object theTypeFactory,
java.lang.Object theElemFactory,
java.lang.Class theJavaType,
java.sql.PreparedStatement ps,
int index,
Transaction trans)
Loads an object from a result set. |
void |
doPreparedStatementDefineColumnType(java.sql.PreparedStatement ps,
int colnum,
int sqltype)
Performs the equivalent of defineColumnType() on a prepared statement. |
void |
doPreparedStatementDefines(java.sql.PreparedStatement ps,
AttributeDefImpl[] attrs)
Performs the equivalent of clearDefines() on a prepared statement. |
void |
doRegisterDefaultDriver()
Registers the JDBC driver associated with this type of JDBC connection. |
void |
doStatementSetBindingStyle(java.sql.Statement ps,
int bindingStyle)
Sets the binding style for the statement. |
void |
doStatementSetBindingStyleDefault(java.sql.Statement ps)
|
void |
doStatementSetRowPrefetch(java.sql.Statement ps,
int prefetchSize)
Performs the equivalent of setRowPrefetch() on a statement. |
protected static void |
dumpConstraint(java.lang.Object[] constraintEntry)
debug method to be called by all implementors of getConstraints - provides formatted output of the complex constraint struct |
java.lang.Object |
generatePKBasedRef(EntityImpl entityContext)
Initial (temporay) value for ROWID, so that entity can be added in cache TODO: this is an awkward piece of non-generic JDBC - not sure how to emulate rowids in the generic case |
java.lang.Object[] |
generateRefAndOID(EntityImpl entityContext)
Generates an object Ref and OID for an Entity Object. |
java.lang.Object |
generateRowID(EntityImpl entityContext)
Generates a ROWID for an Entity Object. |
java.lang.String |
getBaseTable(java.sql.Connection conn,
java.lang.String schema,
java.lang.String name)
unroll any synonyms that may be present, and get the real objectname |
java.util.Vector |
getConstraints(java.sql.Connection conn,
java.lang.String catalog,
java.lang.String schema,
java.lang.String table)
return vector of with constraint details for this table where each detail is in a String array with this structure: 0 String owner |
abstract java.lang.String |
getDbType()
returns a string uniquely identifying this type of SQLBuilder. |
int |
getDefaultBindingStyle()
unless overridden, the binding style is set to JDBC (Oracle versions change this) |
protected abstract java.lang.String |
getJDBCDriverClassName()
concrete implementations of SQLBuilder must elect a default driver name |
protected java.lang.Object |
getROWID(EntityImpl entityContext)
Get the ROWID attribute. |
java.util.Vector |
getSchemaList(java.sql.Connection conn)
return a list of schemas for this database (note that for Oracle this is synonymous with users) |
java.util.Vector |
getTableList(java.sql.Connection conn,
java.lang.String defaultUserName,
java.lang.String userName,
boolean bTable,
boolean bAlias,
boolean bView,
boolean bSnap)
return a list of tables visible in this connection |
abstract java.lang.String |
getVersion()
Gets a string describing the version of this implentation of this interface. |
protected java.lang.String |
getWarningText(java.lang.String message)
for use withinn DebugDiagnostic messages: returns a preamble with the name of the specific implementation in force |
boolean |
isCharType(int type)
Tests if a type is character |
boolean |
isNumericType(int type)
Tests if a type is numeric. |
boolean |
isStreamType(int sqlTypeId)
Provides streaming support. |
void |
populateJboTypeMapEntries()
Populates the system typemap table with entries appropriate for the JDBC implementation. |
| Methods inherited from class java.lang.Object |
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
| Constructor Detail |
public BaseSQLBuilderImpl()
| Method Detail |
public abstract java.lang.String getVersion()
public abstract java.lang.String getDbType()
public int getDefaultBindingStyle()
public void doRegisterDefaultDriver()
throws java.sql.SQLException
public void doEntityDML(EntityImpl entityContext,
int operation,
TransactionEvent e)
Note: this method is subject to change.
enrt - the Entity Object.operation - one of DML_INSERT, DML_UPDATE, or DML_DELETE.e - the transaction.
public void doEntitySelect(EntityImpl entityContext,
boolean lock)
Note: this method is subject to change.
enrt - the Entity Object.lock - if true, a "SELECT for UPDATE" statement is used.
public void doStatementSetRowPrefetch(java.sql.Statement ps,
int prefetchSize)
throws java.sql.SQLException
public void doStatementSetBindingStyle(java.sql.Statement ps,
int bindingStyle)
public void doStatementSetBindingStyleDefault(java.sql.Statement ps)
public void doPreparedStatementDefineColumnType(java.sql.PreparedStatement ps,
int colnum,
int sqltype)
throws java.sql.SQLException
public void doPreparedStatementDefines(java.sql.PreparedStatement ps,
AttributeDefImpl[] attrs)
public void populateJboTypeMapEntries()
public boolean isNumericType(int type)
public boolean isCharType(int type)
public java.lang.Object doLoadFromResultSet(java.lang.Object theTypeFactory,
java.lang.Object theElemFactory,
java.lang.Class theJavaType,
byte attrLoad,
java.sql.ResultSet rs,
int index,
DBTransactionImpl trans)
Note: this method is subject to change.
theTypeFactory - a custom factory to be used for constructing new instances.index - the index of the object to be loaded.
public java.lang.Object[] doLoadBulkFromResultSet(AttributeDefImpl[] attrDefs,
int attrIndex,
java.sql.ResultSet rs,
int index,
DBTransactionImpl trans)
Note: this method is subject to change.
index - the index of the object to be loaded.
public java.lang.Object doLoadFromStatement(java.lang.Object theTypeFactory,
java.lang.Object theElemFactory,
java.lang.Class theJavaType,
java.sql.PreparedStatement ps,
int index,
Transaction trans)
Note: this method is subject to change.
theTypeFactory - a custom factory to be used for constructing new instances.index - the index of the object to be loaded.public java.lang.Object generatePKBasedRef(EntityImpl entityContext)
public java.lang.Object[] generateRefAndOID(EntityImpl entityContext)
public boolean isStreamType(int sqlTypeId)
public java.lang.Object generateRowID(EntityImpl entityContext)
public java.util.Vector getTableList(java.sql.Connection conn,
java.lang.String defaultUserName,
java.lang.String userName,
boolean bTable,
boolean bAlias,
boolean bView,
boolean bSnap)
throws java.lang.Exception
protected java.lang.String[] convertFlags(boolean bTable,
boolean bAlias,
boolean bView,
boolean bSnap)
public java.util.Vector getSchemaList(java.sql.Connection conn)
throws java.lang.Exception
protected java.lang.String getWarningText(java.lang.String message)
protected abstract java.lang.String getJDBCDriverClassName()
protected java.lang.StringBuffer buildUpdateStatement(EntityImpl entityContext,
java.lang.String sinkName,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols)
sinkName - cols - keyCols - retrCols - retrKeyCols -
protected int bindInsertStatement(EntityImpl entityContext,
java.sql.CallableStatement stmt,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols,
java.util.Hashtable retrList,
int bindIndex)
throws java.sql.SQLException
stmt - cols - keyCols - retrCols - retrKeyCols - retrList - bindIndex -
protected int bindUpdateStatement(EntityImpl entityContext,
java.sql.CallableStatement stmt,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols,
java.util.Hashtable retrList,
int bindIndex)
throws java.sql.SQLException
stmt - cols - keyCols - retrCols - retrKeyCols - retrList - bindIndex -
protected int bindWhereClause(EntityImpl entityContext,
java.sql.PreparedStatement stmt,
AttributeDefImpl[] keyCols,
java.lang.Object rowid,
int bindIndex)
throws java.sql.SQLException
For now it's private. We'll only consider it public when we sort out all of the issues with Sources/Sinks.
The presence or absence of the ROWID value determines whether the ROWID will be used for Row access.
stmt - the statement to bind the columns to.keyCols - the Primary key columns.rowid - the ROWID for the ROW if known.bindIndex - the baseline idx for performing the bind operations.protected java.lang.Object getROWID(EntityImpl entityContext)
protected void buildWhereClause(EntityImpl entityContext,
java.lang.StringBuffer buffer,
AttributeDefImpl[] keyCols,
java.lang.Object rowid)
For now it's private. We'll only consider it public when we sort out all of the issues with Sources/Sinks.
The presence or absence of the ROWID value determines whether the ROWID will be used for Row access.
buffer - the area into which the WHERE Clause will be placed.keyCols - the Primary key columns.rowid - the ROWID for the ROW if known.
protected java.lang.StringBuffer buildInsertStatement(EntityImpl entityContext,
java.lang.String sinkName,
AttributeDefImpl[] cols,
AttributeDefImpl[] keyCols,
AttributeDefImpl[] retrCols,
AttributeDefImpl[] retrKeyCols)
protected java.lang.StringBuffer buildDeleteStatement(EntityImpl entityContext,
java.lang.String sinkName,
java.lang.String sinkAlias,
AttributeDefImpl[] keyCols)
protected void buildSelectString(java.lang.StringBuffer buffer,
java.lang.String sourceName,
AttributeDefImpl[] attrs,
boolean withIntoClause)
buffer - the area into which the SELECT statement will be placed.
public java.util.Vector getConstraints(java.sql.Connection conn,
java.lang.String catalog,
java.lang.String schema,
java.lang.String table)
throws java.sql.SQLException
1 String constraint_name
2 String constraint_type
3 String table_name
4 String search_condition
5 Integer delete_rule (cascade)
6 Integer status (enabled)
7 Integerdeferrable
8 Integer deferred
9 Integer validated
10 String column_name
11 Integer position
Note that JDBC does not support retrieving the details of CHECK constraints - so these will always be missing with this SQL*Flavor
public java.lang.String getBaseTable(java.sql.Connection conn,
java.lang.String schema,
java.lang.String name)
throws java.sql.SQLException
protected static void dumpConstraint(java.lang.Object[] constraintEntry)
protected boolean capabilityCanReuseLockStatements()
|
Business Components | |||||||||
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| SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||