net.sf.basedb.core
Class RawDataPropertyExpression

java.lang.Object
  net.sf.basedb.core.RawDataPropertyExpression

All Implemented Interfaces:

Expression, QueryElement

public class RawDataPropertyExpression
extends Object
implements Expression

An expression representing the property of a raw data spot.

Throws an UnsupportedOperationException if Query.getQueryType() isn't QueryType.SQL.

Version:

2.0

Author:

Nicklas

See Also:

Dynamic.rawData(String)

Last modified

$Date: 2010-04-21 11:48:29 +0200 (Wed, 21 Apr 2010) $

Field Summary

private String	property
private static Map<String,String>	propertyToColumnCache

Constructor Summary

RawDataPropertyExpression(String property)

Method Summary

boolean	equals(Object other) This expression is equal to another RawDataPropertyExpression if they represent the same raw data property.
Collection<? extends QueryElement>	getChildren() Get the children of this query element or null if it has no children.
private static String	getColumn(RawDataType rdt, String property) Get the database column name for the specified property of the specified raw data type.
int	hashCode()
String	toQl(Query query, DbControl dc) Create a query language string of the query element.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

propertyToColumnCache

private static Map<String,String> propertyToColumnCache

property

private final String property

Constructor Detail

RawDataPropertyExpression

public RawDataPropertyExpression(String property)
                          throws InvalidDataException

Throws:

InvalidDataException

Method Detail

toQl

public String toQl(Query query,
                   DbControl dc)
            throws BaseException

Description copied from interface: QueryElement

Create a query language string of the query element. Use the Query.getQueryType() method to find out which query language is wanted in case the element requires different syntax for different languages.

Specified by:

toQl in interface QueryElement

Parameters:

query - The query that is about to be executed

dc - The DbControl object used to execute the query

Throws:

BaseException - If there is any other error

getChildren

public Collection<? extends QueryElement> getChildren()

Description copied from interface: QueryElement

Get the children of this query element or null if it has no children. For example the AddExpression has two children, the expression beeing added.

Specified by:

getChildren in interface QueryElement

Returns:

Always null

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object other)

This expression is equal to another RawDataPropertyExpression if they represent the same raw data property.

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getColumn

private static String getColumn(RawDataType rdt,
                                String property)

Get the database column name for the specified property of the specified raw data type.

Returns:

The column name, or null if the property isn't found