wt.epm.query
Class QueryNodes.ScalarExpNode

java.lang.Object
  wt.epm.query.QueryNodes.Node
      wt.epm.query.QueryNodes.ScalarExpNode

All Implemented Interfaces:

QueryNodes.GeneratableNode

Direct Known Subclasses:

QueryNodes.AtomNode, QueryNodes.BinaryScalarExpNode, QueryNodes.ClassBasedNode, QueryNodes.FunctionNode, QueryNodes.UminusNode

Enclosing class:

QueryNodes

abstract static class QueryNodes.ScalarExpNode

extends QueryNodes.Node

implements QueryNodes.GeneratableNode

Field Summary

static int	GEN_CONFIGSPEC
static int	GEN_FROM
static int	GEN_GROUPBY
static int	GEN_HAVING
static int	GEN_ORDERBY
static int	GEN_SELECT
static int	GEN_WHERE

Constructor Summary

(package private)

QueryNodes.ScalarExpNode(QueryNodes.ParserScope parserScope)

Method Summary

protected static void	appendJoint(QueryNodes.QueryScope scope, QueryNodes.ClassNode source, String sourceAttribute, QueryNodes.ClassNode target)
protected static void	appendJoint(QueryNodes.QueryScope scope, QueryNodes.ClassNode source, String sourceAttribute, QueryNodes.ClassNode target, int outerJoint)
protected static void	appendOpionalAnd(QueryNodes.QueryScope scope)
protected static void	dump(Collection collection, PrintStream out, QueryNodes.Shift shift)
(package private) void	dump(PrintStream out, QueryNodes.Shift shift)
protected static void	dump(QueryNodes.Node node, PrintStream out, QueryNodes.Shift shift)
protected static void	dump(String prefix, Collection collection, PrintStream out, QueryNodes.Shift shift)
protected static void	dump(String prefix, QueryNodes.Node node, PrintStream out, QueryNodes.Shift shift)
protected static void	generate(Collection collection, QueryNodes.QueryScope scope)
protected static void	generate(QueryNodes.GeneratableNode node, QueryNodes.QueryScope scope)
void	generate(QueryNodes.QueryScope scope)
protected abstract ColumnExpression	getScalarExpression(QueryNodes.QueryScope scope)
protected String	getShortClassName()
protected String	getTitle(QueryNodes.Shift shift)
protected void	register(QueryNodes.ParserScope parserScope)

Methods inherited from class java.lang.Object

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

Field Detail

GEN_SELECT

public static final int GEN_SELECT

See Also:

Constant Field Values

GEN_FROM

public static final int GEN_FROM

See Also:

Constant Field Values

GEN_WHERE

public static final int GEN_WHERE

See Also:

Constant Field Values

GEN_GROUPBY

public static final int GEN_GROUPBY

See Also:

Constant Field Values

GEN_HAVING

public static final int GEN_HAVING

See Also:

Constant Field Values

GEN_ORDERBY

public static final int GEN_ORDERBY

See Also:

Constant Field Values

GEN_CONFIGSPEC

public static final int GEN_CONFIGSPEC

See Also:

Constant Field Values

Constructor Detail

QueryNodes.ScalarExpNode

QueryNodes.ScalarExpNode(QueryNodes.ParserScope parserScope)
                   throws QueryException

Method Detail

getScalarExpression

protected abstract ColumnExpression getScalarExpression(QueryNodes.QueryScope scope)
                                                 throws WTException

Throws:

WTException

generate

public void generate(QueryNodes.QueryScope scope)
              throws WTException,
                     WTPropertyVetoException

Specified by:

generate in interface QueryNodes.GeneratableNode

Throws:

WTException

WTPropertyVetoException

register

protected void register(QueryNodes.ParserScope parserScope)
                 throws QueryException

Throws:

QueryException

dump

void dump(PrintStream out,
          QueryNodes.Shift shift)

getTitle

protected String getTitle(QueryNodes.Shift shift)

getShortClassName

protected String getShortClassName()

dump

protected static void dump(QueryNodes.Node node,
                           PrintStream out,
                           QueryNodes.Shift shift)

dump

protected static void dump(String prefix,
                           QueryNodes.Node node,
                           PrintStream out,
                           QueryNodes.Shift shift)

dump

protected static void dump(Collection collection,
                           PrintStream out,
                           QueryNodes.Shift shift)

dump

protected static void dump(String prefix,
                           Collection collection,
                           PrintStream out,
                           QueryNodes.Shift shift)

generate

protected static void generate(QueryNodes.GeneratableNode node,
                               QueryNodes.QueryScope scope)
                        throws WTException,
                               WTPropertyVetoException

Throws:

WTException

WTPropertyVetoException

generate

protected static void generate(Collection collection,
                               QueryNodes.QueryScope scope)
                        throws WTException,
                               WTPropertyVetoException

Throws:

WTException

WTPropertyVetoException

appendOpionalAnd

protected static void appendOpionalAnd(QueryNodes.QueryScope scope)

appendJoint

protected static void appendJoint(QueryNodes.QueryScope scope,
                                  QueryNodes.ClassNode source,
                                  String sourceAttribute,
                                  QueryNodes.ClassNode target)
                           throws WTException

Throws:

WTException

appendJoint

protected static void appendJoint(QueryNodes.QueryScope scope,
                                  QueryNodes.ClassNode source,
                                  String sourceAttribute,
                                  QueryNodes.ClassNode target,
                                  int outerJoint)
                           throws WTException

Throws:

WTException