java.lang.Object
- org.eclipse.emf.cdo.server.db.mapping.DelegatingTypeMapping

All Implemented Interfaces:: ITypeMapping

public abstract class DelegatingTypeMapping
extends java.lang.Object
implements ITypeMapping

Since:: 4.10
Author:: Eike Stepper

Nested Class Summary
- Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.server.db.mapping.ITypeMapping
  ITypeMapping.Descriptor, ITypeMapping.Factory, ITypeMapping.Provider, ITypeMapping.Registry

Constructor Summary

Constructors
Constructor Description

DelegatingTypeMapping()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`createDBField(org.eclipse.net4j.db.ddl.IDBTable table)`
`void`	`createDBField(org.eclipse.net4j.db.ddl.IDBTable table, java.lang.String fieldName)`	Creates the DBField and adds it to the given table.
`protected java.lang.Object`	`decode(java.lang.Object value)`
`protected java.lang.Object`	`encode(java.lang.Object value)`
`org.eclipse.net4j.db.DBType`	`getDBType()`
`abstract AbstractTypeMapping`	`getDelegate()`
`EStructuralFeature`	`getFeature()`
`org.eclipse.net4j.db.ddl.IDBField`	`getField()`
`java.lang.Object`	`readValue(java.sql.ResultSet resultSet)`	Read the value from a `ResultSet` and convert it from the DB to the CDO representation.
`void`	`readValueToRevision(java.sql.ResultSet resultSet, InternalCDORevision revision)`	Read a value from a `ResultSet`, convert it from the DB to the CDO representation and set it to the feature of the revision.
`void`	`setDBField(org.eclipse.net4j.db.ddl.IDBTable table, java.lang.String fieldName)`	Sets the DBField.
`void`	`setDBType(org.eclipse.net4j.db.DBType dbType)`
`void`	`setDefaultValue(java.sql.PreparedStatement stmt, int index)`	Set the feature's default value to the JDBC `IDBPreparedStatement` using an appropriate `setXxx` method.
`void`	`setFeature(EStructuralFeature feature)`
`void`	`setMappingStrategy(IMappingStrategy mappingStrategy)`
`void`	`setValue(java.sql.PreparedStatement stmt, int index, java.lang.Object value)`	Set the given value to the JDBC `IDBPreparedStatement` using an appropriate `setXxx` method.
`void`	`setValueFromRevision(java.sql.PreparedStatement stmt, int index, InternalCDORevision revision)`	Set a value of the given revision to the JDBC `IDBPreparedStatement` using an appropriate `setXxx` method.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DelegatingTypeMapping
```
public DelegatingTypeMapping()
```
- Method Detail
  - getDelegate
```
public abstract AbstractTypeMapping getDelegate()
```
  - getFeature
```
public EStructuralFeature getFeature()
```
    Specified by:
    
    getFeature in interface ITypeMapping
    
    Returns:
    
    The feature which is associated with this mapping.
  - getField
```
public org.eclipse.net4j.db.ddl.IDBField getField()
```
    Specified by:
    
    getField in interface ITypeMapping
    
    Returns:
    
    The db field which is associated with this mapping.
  - getDBType
```
public org.eclipse.net4j.db.DBType getDBType()
```
    Specified by:
    
    getDBType in interface ITypeMapping
    
    Returns:
    
    The db type which is associated with this mapping.
  - setMappingStrategy
```
public void setMappingStrategy(IMappingStrategy mappingStrategy)
```
    Specified by:
    
    setMappingStrategy in interface ITypeMapping
  - setFeature
```
public void setFeature(EStructuralFeature feature)
```
    Specified by:
    
    setFeature in interface ITypeMapping
  - setDBType
```
public void setDBType(org.eclipse.net4j.db.DBType dbType)
```
    Specified by:
    
    setDBType in interface ITypeMapping
  - createDBField
```
public void createDBField(org.eclipse.net4j.db.ddl.IDBTable table)
```
    Specified by:
    
    createDBField in interface ITypeMapping
  - createDBField
```
public void createDBField(org.eclipse.net4j.db.ddl.IDBTable table,
                          java.lang.String fieldName)
```
    Description copied from interface: ITypeMapping
    
    Creates the DBField and adds it to the given table. The name of the DBField is explicitly determined by the corresponding parameter.
    
    Specified by:
    
    createDBField in interface ITypeMapping
    
    Parameters:
    
    table - the table to add this field to.
    
    fieldName - the name for the DBField.
  - setDBField
```
public void setDBField(org.eclipse.net4j.db.ddl.IDBTable table,
                       java.lang.String fieldName)
```
    Description copied from interface: ITypeMapping
    
    Sets the DBField. The name of the DBField is explicitly determined by the corresponding parameter.
    
    Specified by:
    
    setDBField in interface ITypeMapping
    
    Parameters:
    
    table - the table to add this field to.
    
    fieldName - the name for the DBField.
  - setValue
```
public void setValue(java.sql.PreparedStatement stmt,
                     int index,
                     java.lang.Object value)
              throws java.sql.SQLException
```
    Description copied from interface: ITypeMapping
    
    Set the given value to the JDBC IDBPreparedStatement using an appropriate setXxx method.
    
    Specified by:
    
    setValue in interface ITypeMapping
    
    Parameters:
    
    stmt - the prepared statement to set the value
    
    index - the index to use for the setXxx method.
    
    value - the value to set.
    
    Throws:
    
    java.sql.SQLException - if the setXxx throws it.
  - setDefaultValue
```
public void setDefaultValue(java.sql.PreparedStatement stmt,
                            int index)
                     throws java.sql.SQLException
```
    Description copied from interface: ITypeMapping
    
    Set the feature's default value to the JDBC IDBPreparedStatement using an appropriate setXxx method.
    
    Specified by:
    
    setDefaultValue in interface ITypeMapping
    
    Parameters:
    
    stmt - the prepared statement to set the value
    
    index - the index to use for the setXxx method.
    
    Throws:
    
    java.sql.SQLException - if the setXxx throws it.
  - setValueFromRevision
```
public void setValueFromRevision(java.sql.PreparedStatement stmt,
                                 int index,
                                 InternalCDORevision revision)
                          throws java.sql.SQLException
```
    Description copied from interface: ITypeMapping
    
    Set a value of the given revision to the JDBC IDBPreparedStatement using an appropriate setXxx method. The feature from which the value is taken is determined by ITypeMapping.getFeature().
    
    Specified by:
    
    setValueFromRevision in interface ITypeMapping
    
    Parameters:
    
    stmt - the prepared statement to set the value
    
    index - the index to use for the setXxx method.
    
    revision - the revision to get the value to set from.
    
    Throws:
    
    java.sql.SQLException - if the setXxx throws it.
  - readValue
```
public java.lang.Object readValue(java.sql.ResultSet resultSet)
                           throws java.sql.SQLException
```
    Description copied from interface: ITypeMapping
    
    Read the value from a ResultSet and convert it from the DB to the CDO representation. The resultSet field to read from is determined automatically by the internal ITypeMapping.getField() name.
    
    Specified by:
    
    readValue in interface ITypeMapping
    
    Parameters:
    
    resultSet - the result set to read from
    
    Returns:
    
    the read value
    
    Throws:
    
    java.sql.SQLException - if reading the value throws an SQLException
  - readValueToRevision
```
public void readValueToRevision(java.sql.ResultSet resultSet,
                                InternalCDORevision revision)
                         throws java.sql.SQLException
```
    Description copied from interface: ITypeMapping
    
    Read a value from a ResultSet, convert it from the DB to the CDO representation and set it to the feature of the revision. The feature is determined by getFeature() The resultSet field to read from is determined automatically by the internal ITypeMapping.getField() name.
    
    Specified by:
    
    readValueToRevision in interface ITypeMapping
    
    Parameters:
    
    resultSet - the result set to read from
    
    revision - the revision to which the value should be set.
    
    Throws:
    
    java.sql.SQLException - if reading the value throws an SQLException
  - encode
```
protected java.lang.Object encode(java.lang.Object value)
```
  - decode
```
protected java.lang.Object decode(java.lang.Object value)
```

Class DelegatingTypeMapping

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.emf.cdo.server.db.mapping.ITypeMapping

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

DelegatingTypeMapping

Method Detail

getDelegate

getFeature

getField

getDBType

setMappingStrategy

setFeature

setDBType

createDBField

createDBField

setDBField

setValue

setDefaultValue

setValueFromRevision

readValue

readValueToRevision

encode

decode