org.teiid.query.sql.proc

Class CommandStatement

java.lang.Object

org.teiid.query.sql.proc.Statement

org.teiid.query.sql.proc.CommandStatement

All Implemented Interfaces:

Cloneable, SubqueryContainer, LanguageObject

public class CommandStatement
extends Statement
implements SubqueryContainer

This class represents a variable assignment statement in the storedprocedure language. It extends the Statement that could part of a block. This statement has a command that should be executed as part of the procedure.

Nested Class Summary

Nested classes/interfaces inherited from class org.teiid.query.sql.proc.Statement

Statement.Labeled

Nested classes/interfaces inherited from interface org.teiid.query.sql.lang.SubqueryContainer

SubqueryContainer.Evaluatable<T extends Command>

Nested classes/interfaces inherited from interface org.teiid.query.sql.LanguageObject

LanguageObject.Util

Field Summary

Fields inherited from class org.teiid.query.sql.proc.Statement

TYPE_ASSIGNMENT, TYPE_BREAK, TYPE_COMMAND, TYPE_COMPOUND, TYPE_CONTINUE, TYPE_DECLARE, TYPE_ERROR, TYPE_IF, TYPE_LEAVE, TYPE_LOOP, TYPE_RETURN, TYPE_UNKNOWN, TYPE_UPDATE, TYPE_WHILE

Constructor Summary

Constructors

Constructor and Description
CommandStatement() Constructor for CommandStatement.
CommandStatement(Command value) Constructor for CommandStatement.

Method Summary

Modifier and Type	Method and Description
void	acceptVisitor(LanguageVisitor visitor) Method for accepting a visitor.
Object	clone() Deep clone statement to produce a new identical statement.
boolean	equals(Object obj) Compare two CommandStatements for equality.
Command	getCommand() Get the command on this statement.
int	getType() Return the type for this statement, this is one of the types defined on the statement object.
int	hashCode() Get hashcode for CommandStatement.
boolean	isReturnable()
void	setCommand(Command command) Sets the subquery Command object
void	setReturnable(boolean returnable)

Methods inherited from class org.teiid.query.sql.proc.Statement

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandStatement

public CommandStatement()

Constructor for CommandStatement.

CommandStatement

public CommandStatement(Command value)

Constructor for CommandStatement.

Parameters:

value - The Command on this statement

Method Detail

getCommand

public Command getCommand()

Get the command on this statement.

Specified by:

getCommand in interface SubqueryContainer

Returns:

The Command on this statement

setCommand

public void setCommand(Command command)

Description copied from interface: SubqueryContainer

Sets the subquery Command object

Specified by:

setCommand in interface SubqueryContainer

Parameters:

command - the subquery Command object

getType

public int getType()

Return the type for this statement, this is one of the types defined on the statement object.

Specified by:

getType in class Statement

Returns:

The type of this statement

acceptVisitor

public void acceptVisitor(LanguageVisitor visitor)

Description copied from interface: LanguageObject

Method for accepting a visitor. It is the responsibility of the language object to call back on the visitor.

Specified by:

acceptVisitor in interface LanguageObject

Parameters:

visitor - Visitor being used

clone

public Object clone()

Deep clone statement to produce a new identical statement.

Specified by:

clone in interface LanguageObject

Specified by:

clone in class Statement

Returns:

Deep clone

equals

public boolean equals(Object obj)

Compare two CommandStatements for equality. They will only evaluate to equal if they are IDENTICAL: the command objects are equal.

Overrides:

equals in class Object

Parameters:

obj - Other object

Returns:

True if equal

hashCode

public int hashCode()

Get hashcode for CommandStatement. WARNING: This hash code relies on the hash code of the command on this statement.

Overrides:

hashCode in class Object

Returns:

Hash code

isReturnable

public boolean isReturnable()

setReturnable

public void setReturnable(boolean returnable)