Package org.drools.base.rule

Interface QueryArgument

All Superinterfaces:

java.io.Externalizable, java.io.Serializable

All Known Implementing Classes:

QueryArgument.Declr, QueryArgument.Literal, QueryArgument.Null, QueryArgument.Var

public interface QueryArgument
extends java.io.Externalizable

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	QueryArgument.Declr
static class	QueryArgument.Literal
static class	QueryArgument.Null
static class	QueryArgument.Var

Field Summary

Fields

Modifier and Type	Field	Description
static QueryArgument.Null	NULL
static QueryArgument.Var	VAR

Method Summary

Modifier and Type	Method	Description
static java.lang.Object	evaluateDeclaration(ValueResolver valueResolver, BaseTuple tuple, Declaration declaration)
java.lang.Object	getValue(ValueResolver valueResolver, BaseTuple tuple)
QueryArgument	normalize(java.lang.ClassLoader classLoader)

Methods inherited from interface java.io.Externalizable

readExternal, writeExternal

Field Detail

VAR

static final QueryArgument.Var VAR

NULL

static final QueryArgument.Null NULL

Method Detail

normalize

QueryArgument normalize(java.lang.ClassLoader classLoader)

getValue

java.lang.Object getValue(ValueResolver valueResolver,
                          BaseTuple tuple)

evaluateDeclaration

static java.lang.Object evaluateDeclaration(ValueResolver valueResolver,
                                            BaseTuple tuple,
                                            Declaration declaration)