org.drools.compiler.lang.descr
Class ConnectiveDescr

java.lang.Object
  org.drools.compiler.lang.descr.BaseDescr
      org.drools.compiler.lang.descr.RestrictionDescr
          org.drools.compiler.lang.descr.ConnectiveDescr

All Implemented Interfaces:

Externalizable, Serializable, org.drools.core.rule.Namespaceable

public class ConnectiveDescr
extends RestrictionDescr

This is used to connect restrictions together for a single field eg: age < 40 & > 30

See Also:

Serialized Form

Nested Class Summary

static class

ConnectiveDescr.RestrictionConnectiveType The connective types that can be used for a restriction

Field Summary

static ConnectiveDescr.RestrictionConnectiveType	AND
static ConnectiveDescr.RestrictionConnectiveType	OR

Constructor Summary

ConnectiveDescr()

ConnectiveDescr(ConnectiveDescr.RestrictionConnectiveType connective)

Method Summary

void	add(ConnectiveDescr restriction)
void	add(String restriction)
void	buildExpression(StringBuilder sb)
ConnectiveDescr.RestrictionConnectiveType	getConnective()
String	getPrefix()
List<Object>	getRestrictions()
boolean	isParen()
void	readExternal(ObjectInput in)
void	setParen(boolean paren)
void	setPrefix(String prefix)
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.compiler.lang.descr.BaseDescr

copyLocation, getColumn, getEndCharacter, getEndColumn, getEndLine, getLine, getNamespace, getResource, getStartCharacter, getText, positionAsString, setEndCharacter, setEndLocation, setLocation, setNamespace, setResource, setStartCharacter, setText

Methods inherited from class java.lang.Object

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

Field Detail

AND

public static final ConnectiveDescr.RestrictionConnectiveType AND

OR

public static final ConnectiveDescr.RestrictionConnectiveType OR

Constructor Detail

ConnectiveDescr

public ConnectiveDescr()

ConnectiveDescr

public ConnectiveDescr(ConnectiveDescr.RestrictionConnectiveType connective)

Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Overrides:

readExternal in class BaseDescr

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Overrides:

writeExternal in class BaseDescr

Throws:

IOException

getConnective

public ConnectiveDescr.RestrictionConnectiveType getConnective()

isParen

public boolean isParen()

setParen

public void setParen(boolean paren)

getPrefix

public String getPrefix()

setPrefix

public void setPrefix(String prefix)

add

public void add(ConnectiveDescr restriction)

add

public void add(String restriction)

getRestrictions

public List<Object> getRestrictions()

buildExpression

public void buildExpression(StringBuilder sb)

toString

public String toString()

Overrides:

toString in class Object