ca.uhn.hl7v2.model

Class DelegatingMessageVisitor<T extends MessageVisitor>

java.lang.Object

ca.uhn.hl7v2.model.DelegatingMessageVisitor<T>

All Implemented Interfaces:

MessageVisitor

Direct Known Subclasses:

MessageVisitors.PopulatedVisitor, MessageVisitors.StructuresVisitor

public class DelegatingMessageVisitor<T extends MessageVisitor>
extends Object
implements MessageVisitor

Delegates all visit method calls to the wrapped MessageVisitor. This class can be used

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
DelegatingMessageVisitor(T delegate)

Method Summary

Modifier and Type	Method and Description
boolean	end(Composite type, Location location) Leaves a composite
boolean	end(Field Field, Location location) Leaves a field.
boolean	end(Group group, Location location) Leaves a group (or message)
boolean	end(Message message) Leaves a message
boolean	end(Segment segment, Location location) Leaves a segment
T	getDelegate()
boolean	start(Composite type, Location location) Enters a composite
boolean	start(Field field, Location location) Enters a field.
boolean	start(Group group, Location location) Enters a group (or message)
boolean	start(Message message) Enters a message
boolean	start(Segment segment, Location location) Enters a segment
boolean	visit(Primitive type, Location location) Visits a primitive

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final org.slf4j.Logger LOG

Constructor Detail

DelegatingMessageVisitor

public DelegatingMessageVisitor(T delegate)

Parameters:

delegate - MessageVisitor to which all calls are delegated to

Method Detail

getDelegate

public T getDelegate()

Returns:

MessageVisitor to which all calls are delegated to

start

public boolean start(Message message)
              throws HL7Exception

Description copied from interface: MessageVisitor

Enters a message

Specified by:

start in interface MessageVisitor

Parameters:

message - message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

end

public boolean end(Message message)
            throws HL7Exception

Description copied from interface: MessageVisitor

Leaves a message

Specified by:

end in interface MessageVisitor

Parameters:

message - message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

start

public boolean start(Group group,
                     Location location)
              throws HL7Exception

Description copied from interface: MessageVisitor

Enters a group (or message)

Specified by:

start in interface MessageVisitor

Parameters:

group - group

location - Location object describing the location within the message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

end

public boolean end(Group group,
                   Location location)
            throws HL7Exception

Description copied from interface: MessageVisitor

Leaves a group (or message)

Specified by:

end in interface MessageVisitor

Parameters:

group - group

location - Location object describing the location within the message

Returns:

true if the visitor shall continue visiting the parent structure

Throws:

HL7Exception - if an error occurred while visiting

start

public boolean start(Segment segment,
                     Location location)
              throws HL7Exception

Description copied from interface: MessageVisitor

Enters a segment

Specified by:

start in interface MessageVisitor

Parameters:

segment - segment

location - Location object describing the location within the message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

end

public boolean end(Segment segment,
                   Location location)
            throws HL7Exception

Description copied from interface: MessageVisitor

Leaves a segment

Specified by:

end in interface MessageVisitor

Parameters:

segment - segment

location - Location object describing the location within the message

Returns:

true if the visitor shall continue visiting the parent structure

Throws:

HL7Exception - if an error occurred while visiting

start

public boolean start(Field field,
                     Location location)
              throws HL7Exception

Description copied from interface: MessageVisitor

Enters a field. Note that a field is *not* a physical part of the HAPI model class hierarchy; it merely encapsulates all repetitions of a specific field along with its substructures.

Specified by:

start in interface MessageVisitor

Parameters:

field - field

location - Location object describing the location within the message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

end

public boolean end(Field Field,
                   Location location)
            throws HL7Exception

Description copied from interface: MessageVisitor

Leaves a field. Note that a field is *not* a physical part of the HAPI model class hierarchy; it merely encapsulates all repetitions of a specific field along with its substructures.

Specified by:

end in interface MessageVisitor

Parameters:

Field - field

location - Location object describing the location within the message

Returns:

true if the visitor shall continue visiting the parent structure

Throws:

HL7Exception - if an error occurred while visiting

start

public boolean start(Composite type,
                     Location location)
              throws HL7Exception

Description copied from interface: MessageVisitor

Enters a composite

Specified by:

start in interface MessageVisitor

Parameters:

type - composite

location - Location object describing the location within the message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting

end

public boolean end(Composite type,
                   Location location)
            throws HL7Exception

Description copied from interface: MessageVisitor

Leaves a composite

Specified by:

end in interface MessageVisitor

Parameters:

type - composite

location - Location object describing the location within the message

Returns:

true if the visitor shall continue visiting the parent structure

Throws:

HL7Exception - if an error occurred while visiting

visit

public boolean visit(Primitive type,
                     Location location)
              throws HL7Exception

Description copied from interface: MessageVisitor

Visits a primitive

Specified by:

visit in interface MessageVisitor

Parameters:

type - primitive

location - Location object describing the location within the message

Returns:

true if the visitor shall descend into the nested structures

Throws:

HL7Exception - if an error occurred while visiting