org.julp

Class AbstractMetaData<T>

java.lang.Object

org.julp.AbstractMetaData<T>

All Implemented Interfaces:

java.io.Serializable, MetaData<T>

Direct Known Subclasses:

DBMetaData

public abstract class AbstractMetaData<T>
extends java.lang.Object
implements MetaData<T>

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean[]	caseSensitive
protected boolean[]	currency
protected boolean[]	definitelyWritable
protected java.lang.Class<T>	domainClass
protected java.lang.Class<?>[]	fieldClass
protected java.lang.String[]	fieldClassName
protected int	fieldCount
protected java.lang.String[]	fieldLabel
protected java.lang.String[]	fieldName
protected static java.util.logging.Logger	logger
protected java.util.Map<java.lang.String,java.lang.String>	mapping
protected int[]	nullable
protected int[]	precision
protected java.lang.reflect.Method[]	readMethod java.lang.reflect.Method is not serializeable, so after sending this object to another JavaVM writeMethod and readMethod will become null
protected boolean[]	readOnly
protected int[]	scale
protected boolean[]	searchable
protected boolean[]	signed
protected boolean	throwMissingFieldException Throw Exception or ignore if DomainObject has less fields than mappings
protected boolean[]	writable
protected java.lang.reflect.Method[]	writeMethod

Constructor Summary

Constructors

Constructor and Description
AbstractMetaData()

Method Summary

Modifier and Type	Method and Description
java.lang.Class<T>	getDomainClass()
java.lang.Class<?>	getFieldClass(int fieldIndex)
java.lang.String	getFieldClassName(int fieldIndex)
int	getFieldCount()
int	getFieldIndexByFieldName(java.lang.String searchedFieldName)
java.lang.String	getFieldLabel(int fieldIndex)
java.lang.String	getFieldName(int fieldIndex)
java.util.Map<java.lang.String,java.lang.String>	getMapping()
int	getPrecision(int fieldIndex) Get the designated field's number of decimal digits.
java.lang.reflect.Method	getReadMethod(int fieldIndex)
int	getScale(int fieldIndex) Gets the designated field's number of digits to right of the decimal point.
java.lang.reflect.Method	getWriteMethod(int fieldIndex)
boolean	isCaseSensitive(int fieldIndex) Indicates whether a field's case matters.
boolean	isCurrency(int fieldIndex) Indicates whether the designated field is a cash value.
boolean	isDefinitelyWritable(int fieldIndex) Indicates whether a write on the designated field will definitely succeed.
int	isNullable(int fieldIndex) Indicates the nullability of values in the designated field.
boolean	isPopulated()
boolean	isReadOnly(int fieldIndex) Indicates whether the designated field is definitely not writable.
boolean	isSearchable(int fieldIndex) Indicates whether the designated field can be used in a where clause.
boolean	isSigned(int fieldIndex) Indicates whether values in the designated field are signed numbers.
boolean	isThrowMissingFieldException()
boolean	isWritable(int fieldIndex) Indicates whether it is possible for a write on the designated field to succeed.
protected void	populateReadMethod(int fieldIndex, java.lang.String fieldName)
protected void	populateWriteMethod(int fieldIndex, java.lang.String fieldName)
void	setCaseSensitive(int fieldIndex, boolean property) Sets whether the designated field is case sensitive.
void	setCurrency(int fieldIndex, boolean property) Sets whether the designated field is a cash value.
void	setDefinitelyWritable(int fieldIndex, boolean definitelyWritable)
void	setFieldClass(int fieldIndex, java.lang.Class<?> fieldClass)
void	setFieldClassName(int fieldIndex, java.lang.String fieldClassName)
void	setFieldCount(int fieldCount)
void	setFieldLabel(int fieldIndex, java.lang.String fieldLabel)
void	setFieldName(int fieldIndex, java.lang.String fieldName)
void	setNullable(int fieldIndex, int property) Sets whether the designated field's value can be set to NULL.
void	setPrecision(int fieldIndex, int precision) Sets the designated field's number of decimal digits to the given int.
void	setReadMethod(int fieldIndex, java.lang.reflect.Method readMethod)
void	setReadOnly(int fieldIndex, boolean readOnly)
void	setScale(int fieldIndex, int scale) Sets the designated field's number of digits to the right of the decimal point to the given int.
void	setSearchable(int fieldIndex, boolean property) Sets whether the designated field can be used in a where clause.
void	setSigned(int fieldIndex, boolean property) Sets whether the designated field is a signed number.
void	setThrowMissingFieldException(boolean throwMissingFieldException)
void	setWritable(int fieldIndex, boolean writable)
void	setWriteMethod(int fieldIndex, java.lang.reflect.Method writeMethod)
java.lang.String	toLabel(java.lang.String fieldName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.julp.MetaData

populate

Field Detail

precision

protected int[] precision

scale

protected int[] scale

caseSensitive

protected boolean[] caseSensitive

currency

protected boolean[] currency

definitelyWritable

protected boolean[] definitelyWritable

readOnly

protected boolean[] readOnly

searchable

protected boolean[] searchable

signed

protected boolean[] signed

writable

protected boolean[] writable

nullable

protected int[] nullable

readMethod

protected transient java.lang.reflect.Method[] readMethod

java.lang.reflect.Method is not serializeable, so after sending this object to another JavaVM writeMethod and readMethod will become null

writeMethod

protected transient java.lang.reflect.Method[] writeMethod

fieldClassName

protected java.lang.String[] fieldClassName

fieldClass

protected java.lang.Class<?>[] fieldClass

domainClass

protected java.lang.Class<T> domainClass

fieldName

protected java.lang.String[] fieldName

fieldLabel

protected java.lang.String[] fieldLabel

fieldCount

protected int fieldCount

mapping

protected java.util.Map<java.lang.String,java.lang.String> mapping

throwMissingFieldException

protected boolean throwMissingFieldException

Throw Exception or ignore if DomainObject has less fields than mappings

logger

protected static final transient java.util.logging.Logger logger

Constructor Detail

AbstractMetaData

public AbstractMetaData()

Method Detail

isPopulated

public boolean isPopulated()

Specified by:

isPopulated in interface MetaData<T>

getScale

public int getScale(int fieldIndex)
             throws DataAccessException

Description copied from interface: MetaData

Gets the designated field's number of digits to right of the decimal point.

Specified by:

getScale in interface MetaData<T>

Returns:

scale

Throws:

DataAccessException - if an error occurs

setPrecision

public void setPrecision(int fieldIndex,
                         int precision)
                  throws DataAccessException

Description copied from interface: MetaData

Sets the designated field's number of decimal digits to the given int.

Specified by:

setPrecision in interface MetaData<T>

precision - the total number of decimal digits

Throws:

DataAccessException - if an error occurs

setScale

public void setScale(int fieldIndex,
                     int scale)
              throws DataAccessException

Description copied from interface: MetaData

Sets the designated field's number of digits to the right of the decimal point to the given int.

Specified by:

setScale in interface MetaData<T>

scale - the number of digits to right of decimal point

Throws:

DataAccessException - if an error occurs

getPrecision

public int getPrecision(int fieldIndex)
                 throws DataAccessException

Description copied from interface: MetaData

Get the designated field's number of decimal digits.

Specified by:

getPrecision in interface MetaData<T>

Returns:

precision

Throws:

DataAccessException - if an error occurs

isCaseSensitive

public boolean isCaseSensitive(int fieldIndex)
                        throws DataAccessException

Description copied from interface: MetaData

Indicates whether a field's case matters.

Specified by:

isCaseSensitive in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isCurrency

public boolean isCurrency(int fieldIndex)
                   throws DataAccessException

Description copied from interface: MetaData

Indicates whether the designated field is a cash value.

Specified by:

isCurrency in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isDefinitelyWritable

public boolean isDefinitelyWritable(int fieldIndex)
                             throws DataAccessException

Description copied from interface: MetaData

Indicates whether a write on the designated field will definitely succeed.

Specified by:

isDefinitelyWritable in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isNullable

public int isNullable(int fieldIndex)
               throws DataAccessException

Description copied from interface: MetaData

Indicates the nullability of values in the designated field.

Specified by:

isNullable in interface MetaData<T>

Returns:

the nullability status of the given field; one of fieldNoNulls, fieldNullable or fieldNullableUnknown

Throws:

DataAccessException - if an error occurs

isReadOnly

public boolean isReadOnly(int fieldIndex)
                   throws DataAccessException

Description copied from interface: MetaData

Indicates whether the designated field is definitely not writable.

Specified by:

isReadOnly in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isSearchable

public boolean isSearchable(int fieldIndex)
                     throws DataAccessException

Description copied from interface: MetaData

Indicates whether the designated field can be used in a where clause.

Specified by:

isSearchable in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isSigned

public boolean isSigned(int fieldIndex)
                 throws DataAccessException

Description copied from interface: MetaData

Indicates whether values in the designated field are signed numbers.

Specified by:

isSigned in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

isWritable

public boolean isWritable(int fieldIndex)
                   throws DataAccessException

Description copied from interface: MetaData

Indicates whether it is possible for a write on the designated field to succeed.

Specified by:

isWritable in interface MetaData<T>

Returns:

true if so; false otherwise

Throws:

DataAccessException - if an error occurs

setCaseSensitive

public void setCaseSensitive(int fieldIndex,
                             boolean property)
                      throws DataAccessException

Description copied from interface: MetaData

Sets whether the designated field is case sensitive. The default is false.

Specified by:

setCaseSensitive in interface MetaData<T>

property - true if the field is case sensitive; false if it is not

Throws:

DataAccessException - if an error occurs

setCurrency

public void setCurrency(int fieldIndex,
                        boolean property)
                 throws DataAccessException

Description copied from interface: MetaData

Sets whether the designated field is a cash value. The default is false.

Specified by:

setCurrency in interface MetaData<T>

property - true if the field is a cash value; false if it is not

Throws:

DataAccessException - if an error occurs

setNullable

public void setNullable(int fieldIndex,
                        int property)
                 throws DataAccessException

Description copied from interface: MetaData

Sets whether the designated field's value can be set to NULL. The default is ResultSetMetaData.fieldNullableUnknown

Specified by:

setNullable in interface MetaData<T>

property - one of the following constants: ResultSetMetaData.fieldNoNulls, ResultSetMetaData.fieldNullable, or ResultSetMetaData.fieldNullableUnknown

Throws:

DataAccessException - if an error occurs

setSearchable

public void setSearchable(int fieldIndex,
                          boolean property)
                   throws DataAccessException

Description copied from interface: MetaData

Sets whether the designated field can be used in a where clause. The default is false.

Specified by:

setSearchable in interface MetaData<T>

property - true if the field can be used in a WHERE clause; false if it cannot

Throws:

DataAccessException - if an error occurs

setSigned

public void setSigned(int fieldIndex,
                      boolean property)
               throws DataAccessException

Description copied from interface: MetaData

Sets whether the designated field is a signed number. The default is false.

Specified by:

setSigned in interface MetaData<T>

property - true if the field is a signed number; false if it is not

Throws:

DataAccessException - if an error occurs

setWritable

public void setWritable(int fieldIndex,
                        boolean writable)

Specified by:

setWritable in interface MetaData<T>

setDefinitelyWritable

public void setDefinitelyWritable(int fieldIndex,
                                  boolean definitelyWritable)

Specified by:

setDefinitelyWritable in interface MetaData<T>

setReadOnly

public void setReadOnly(int fieldIndex,
                        boolean readOnly)
                 throws DataAccessException

Specified by:

setReadOnly in interface MetaData<T>

Throws:

DataAccessException

getFieldName

public java.lang.String getFieldName(int fieldIndex)
                              throws DataAccessException

Specified by:

getFieldName in interface MetaData<T>

Throws:

DataAccessException

setFieldName

public void setFieldName(int fieldIndex,
                         java.lang.String fieldName)
                  throws DataAccessException

Specified by:

setFieldName in interface MetaData<T>

Throws:

DataAccessException

getFieldLabel

public java.lang.String getFieldLabel(int fieldIndex)
                               throws DataAccessException

Specified by:

getFieldLabel in interface MetaData<T>

Throws:

DataAccessException

setFieldLabel

public void setFieldLabel(int fieldIndex,
                          java.lang.String fieldLabel)
                   throws DataAccessException

Specified by:

setFieldLabel in interface MetaData<T>

Throws:

DataAccessException

getWriteMethod

public java.lang.reflect.Method getWriteMethod(int fieldIndex)
                                        throws DataAccessException

Specified by:

getWriteMethod in interface MetaData<T>

Throws:

DataAccessException

setWriteMethod

public void setWriteMethod(int fieldIndex,
                           java.lang.reflect.Method writeMethod)

Specified by:

setWriteMethod in interface MetaData<T>

getReadMethod

public java.lang.reflect.Method getReadMethod(int fieldIndex)
                                       throws DataAccessException

Specified by:

getReadMethod in interface MetaData<T>

Throws:

DataAccessException

setReadMethod

public void setReadMethod(int fieldIndex,
                          java.lang.reflect.Method readMethod)

Specified by:

setReadMethod in interface MetaData<T>

getFieldClassName

public java.lang.String getFieldClassName(int fieldIndex)
                                   throws DataAccessException

Specified by:

getFieldClassName in interface MetaData<T>

Throws:

DataAccessException

setFieldClassName

public void setFieldClassName(int fieldIndex,
                              java.lang.String fieldClassName)
                       throws DataAccessException

Specified by:

setFieldClassName in interface MetaData<T>

Throws:

DataAccessException

getFieldClass

public java.lang.Class<?> getFieldClass(int fieldIndex)

Specified by:

getFieldClass in interface MetaData<T>

setFieldClass

public void setFieldClass(int fieldIndex,
                          java.lang.Class<?> fieldClass)

Specified by:

setFieldClass in interface MetaData<T>

populateReadMethod

protected void populateReadMethod(int fieldIndex,
                                  java.lang.String fieldName)
                           throws DataAccessException

Throws:

DataAccessException

populateWriteMethod

protected void populateWriteMethod(int fieldIndex,
                                   java.lang.String fieldName)
                            throws DataAccessException

Throws:

DataAccessException

isThrowMissingFieldException

public boolean isThrowMissingFieldException()

Specified by:

isThrowMissingFieldException in interface MetaData<T>

setThrowMissingFieldException

public void setThrowMissingFieldException(boolean throwMissingFieldException)

Specified by:

setThrowMissingFieldException in interface MetaData<T>

getDomainClass

public java.lang.Class<T> getDomainClass()

Specified by:

getDomainClass in interface MetaData<T>

getFieldCount

public int getFieldCount()

Specified by:

getFieldCount in interface MetaData<T>

setFieldCount

public void setFieldCount(int fieldCount)

Specified by:

setFieldCount in interface MetaData<T>

toLabel

public java.lang.String toLabel(java.lang.String fieldName)

Specified by:

toLabel in interface MetaData<T>

getFieldIndexByFieldName

public int getFieldIndexByFieldName(java.lang.String searchedFieldName)

Specified by:

getFieldIndexByFieldName in interface MetaData<T>

getMapping

public java.util.Map<java.lang.String,java.lang.String> getMapping()

Specified by:

getMapping in interface MetaData<T>