Package com.mckoi.database.interpret

Class SearchExpression

java.lang.Object

com.mckoi.database.interpret.SearchExpression

All Implemented Interfaces:

StatementTreeObject, java.io.Serializable, java.lang.Cloneable

public final class SearchExpression
extends java.lang.Object
implements java.io.Serializable, StatementTreeObject, java.lang.Cloneable

Search expression is a form of an Expression that is split up into component parts that can be easily formed into a search query.

Author:

Tobias Downer

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
SearchExpression()

Method Summary

Modifier and Type	Method	Description
java.lang.Object	clone()	Performs a DEEP clone of this object if it is mutable, or a deep clone of its mutable members.
Expression	getFromExpression()	Returns the search expression as an Expression object.
void	prepare(ExpressionPreparer preparer)	Prepares the expression.
void	prepareExpressions(ExpressionPreparer preparer)	Prepares all expressions in this statement tree object by passing the ExpressionPreparer object to the 'prepare' method of the expression.
void	setFromExpression(Expression expression)	Sets this search expression from the given expression.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SearchExpression

public SearchExpression()

Method Detail

setFromExpression

public void setFromExpression(Expression expression)

Sets this search expression from the given expression.

getFromExpression

public Expression getFromExpression()

Returns the search expression as an Expression object.

prepare

public void prepare(ExpressionPreparer preparer)
             throws DatabaseException

Prepares the expression.

Throws:

DatabaseException

prepareExpressions

public void prepareExpressions(ExpressionPreparer preparer)
                        throws DatabaseException

Description copied from interface: StatementTreeObject

Prepares all expressions in this statement tree object by passing the ExpressionPreparer object to the 'prepare' method of the expression.

Specified by:

prepareExpressions in interface StatementTreeObject

Throws:

DatabaseException

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Description copied from interface: StatementTreeObject

Performs a DEEP clone of this object if it is mutable, or a deep clone of its mutable members. If the object is immutable then it may return 'this'.

Specified by:

clone in interface StatementTreeObject

Overrides:

clone in class java.lang.Object

Throws:

java.lang.CloneNotSupportedException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object