Package org.drools.compiler.lang

Class DescrDumper

java.lang.Object

org.drools.compiler.lang.ReflectiveVisitor

org.drools.compiler.lang.DescrDumper

All Implemented Interfaces:

ExpressionRewriter, Visitor

public class DescrDumper
extends ReflectiveVisitor
implements ExpressionRewriter

Field Summary

Fields

Modifier and Type	Field	Description
static String	WM_ARGUMENT

Fields inherited from class org.drools.compiler.lang.ReflectiveVisitor

logger

Constructor Summary

Constructors

Constructor	Description
DescrDumper()

Method Summary

Modifier and Type	Method	Description
StringBuilder	dump(StringBuilder sbuilder, org.drools.drl.ast.descr.BaseDescr base, int parentPriority, boolean isInsideRelCons, DumperContext context)
StringBuilder	dump(StringBuilder sbuilder, org.drools.drl.ast.descr.BaseDescr base, org.drools.drl.ast.descr.ConstraintConnectiveDescr parent, int parentIndex, int parentPriority, boolean isInsideRelCons, DumperContext context)
String	dump(org.drools.drl.ast.descr.BaseDescr base)
String	dump(org.drools.drl.ast.descr.BaseDescr base, int parentPrecedence)
String	dump(org.drools.drl.ast.descr.BaseDescr base, DumperContext context)
String	dump(org.drools.drl.ast.descr.BaseDescr base, org.drools.drl.ast.descr.ConstraintConnectiveDescr parent, DumperContext context)
protected String	evaluatorPrefix(boolean isNegated)
protected String	evaluatorSufix(boolean isNegated)
static DescrDumper	getInstance()
protected boolean	lookupBasicOperator(String op)
protected void	processConnectiveDescr(StringBuilder sbuilder, org.drools.drl.ast.descr.BaseDescr base, int parentPriority, boolean isInsideRelCons, DumperContext context)
String[]	processImplicitConstraints(String expr, org.drools.drl.ast.descr.AtomicExprDescr atomicExpr, org.drools.drl.ast.descr.ConstraintConnectiveDescr parent, int parentIdx, DumperContext context)
String	processRestriction(DumperContext context, String left, org.drools.drl.ast.descr.OperatorDescr operator, String right)
protected void	rewriteBasicOperator(StringBuilder sbuilder, String left, org.drools.drl.ast.descr.OperatorDescr operator, String right)
protected void	rewriteOperator(DumperContext context, StringBuilder sbuilder, String left, org.drools.drl.ast.descr.OperatorDescr operator, String right)

Methods inherited from class org.drools.compiler.lang.ReflectiveVisitor

visit, visitObject

Methods inherited from class java.lang.Object

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

Field Detail

WM_ARGUMENT

public static final String WM_ARGUMENT

See Also:

Constant Field Values

Constructor Detail

DescrDumper

public DescrDumper()

Method Detail

getInstance

public static DescrDumper getInstance()

dump

public String dump(org.drools.drl.ast.descr.BaseDescr base)

Specified by:

dump in interface ExpressionRewriter

dump

public String dump(org.drools.drl.ast.descr.BaseDescr base,
                   DumperContext context)

Specified by:

dump in interface ExpressionRewriter

dump

public String dump(org.drools.drl.ast.descr.BaseDescr base,
                   org.drools.drl.ast.descr.ConstraintConnectiveDescr parent,
                   DumperContext context)

Specified by:

dump in interface ExpressionRewriter

dump

public String dump(org.drools.drl.ast.descr.BaseDescr base,
                   int parentPrecedence)

Specified by:

dump in interface ExpressionRewriter

dump

public StringBuilder dump(StringBuilder sbuilder,
                          org.drools.drl.ast.descr.BaseDescr base,
                          int parentPriority,
                          boolean isInsideRelCons,
                          DumperContext context)

Specified by:

dump in interface ExpressionRewriter

dump

public StringBuilder dump(StringBuilder sbuilder,
                          org.drools.drl.ast.descr.BaseDescr base,
                          org.drools.drl.ast.descr.ConstraintConnectiveDescr parent,
                          int parentIndex,
                          int parentPriority,
                          boolean isInsideRelCons,
                          DumperContext context)

Specified by:

dump in interface ExpressionRewriter

processImplicitConstraints

public String[] processImplicitConstraints(String expr,
                                           org.drools.drl.ast.descr.AtomicExprDescr atomicExpr,
                                           org.drools.drl.ast.descr.ConstraintConnectiveDescr parent,
                                           int parentIdx,
                                           DumperContext context)

processConnectiveDescr

protected void processConnectiveDescr(StringBuilder sbuilder,
                                      org.drools.drl.ast.descr.BaseDescr base,
                                      int parentPriority,
                                      boolean isInsideRelCons,
                                      DumperContext context)

processRestriction

public String processRestriction(DumperContext context,
                                 String left,
                                 org.drools.drl.ast.descr.OperatorDescr operator,
                                 String right)

Specified by:

processRestriction in interface ExpressionRewriter

rewriteBasicOperator

protected void rewriteBasicOperator(StringBuilder sbuilder,
                                    String left,
                                    org.drools.drl.ast.descr.OperatorDescr operator,
                                    String right)

lookupBasicOperator

protected boolean lookupBasicOperator(String op)

rewriteOperator

protected void rewriteOperator(DumperContext context,
                               StringBuilder sbuilder,
                               String left,
                               org.drools.drl.ast.descr.OperatorDescr operator,
                               String right)

evaluatorPrefix

protected String evaluatorPrefix(boolean isNegated)

evaluatorSufix

protected String evaluatorSufix(boolean isNegated)