org.jpox.store.mapped.query
Class StatementText

java.lang.Object
  org.jpox.store.mapped.query.StatementText

public class StatementText
extends java.lang.Object

Representation of a statement.

Version:

$Revision: 1.1 $

Constructor Summary

StatementText()
Constructor

StatementText(java.lang.String initialStatementText)
Constructor

Method Summary

StatementText	append(char c) Append a char
StatementText	append(QueryExpression qsc) Append a QueryExpression
StatementText	append(ScalarExpression expr) Append a ScalarExpression
StatementText	append(StatementText st, int mode) Append a StatementText
StatementText	append(java.lang.String s) Append a char
java.lang.String	appendParameter(JavaTypeMapping mapping, java.lang.Object value) Append a parameter
void	clearStatement() Convenience method to reset the SQL for the statement.
void	encloseWithInParentheses() Whether to enclose this statement within parentheses
StatementText	postpend(java.lang.String s) Set a String to the end of the statement.
void	setParameters(ObjectManager om, java.lang.Object datastoreStatement) Method to set the parameters in the datastore statement.
java.lang.String	toStatementString(int mode) Accessor for the SQL of the statement.
java.lang.String	toString() Accessor for the string form of the statement.

Methods inherited from class java.lang.Object

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

Constructor Detail

StatementText

public StatementText()

Constructor

StatementText

public StatementText(java.lang.String initialStatementText)

Constructor

Parameters:

initialStatementText -

Method Detail

clearStatement

public void clearStatement()

Convenience method to reset the SQL for the statement. This is used when updating an expression internally, and need to regenerate the statement.

encloseWithInParentheses

public void encloseWithInParentheses()

Whether to enclose this statement within parentheses

postpend

public StatementText postpend(java.lang.String s)

Set a String to the end of the statement.

Parameters:

s - the string

Returns:

the StatementText

append

public StatementText append(char c)

Append a char

Parameters:

c - the char

Returns:

the StatementText

append

public StatementText append(java.lang.String s)

Append a char

Parameters:

s - the String

Returns:

the StatementText

append

public StatementText append(QueryExpression qsc)

Append a QueryExpression

Parameters:

qsc - the QueryExpression

Returns:

the StatementText

append

public StatementText append(StatementText st,
                            int mode)

Append a StatementText

Parameters:

st - the StatementText

Returns:

the StatementText

append

public StatementText append(ScalarExpression expr)

Append a ScalarExpression

Parameters:

expr - the ScalarExpression

Returns:

the StatementText

appendParameter

public java.lang.String appendParameter(JavaTypeMapping mapping,
                                        java.lang.Object value)

Append a parameter

Parameters:

mapping - the mapping

value - the parameter value

Returns:

the generated parameter name

setParameters

public void setParameters(ObjectManager om,
                          java.lang.Object datastoreStatement)

Method to set the parameters in the datastore statement.

Parameters:

om - ObjectManager

datastoreStatement - The datastore "statement"

toStatementString

public java.lang.String toStatementString(int mode)

Accessor for the SQL of the statement.

Parameters:

mode - (0=PROJECTION;1=FILTER)

Returns:

The SQL text

toString

public java.lang.String toString()

Accessor for the string form of the statement.

Overrides:

toString in class java.lang.Object

Returns:

String form of the statement