er.extensions.qualifiers
Class ERXQualifierTraversal

java.lang.Object
  er.extensions.qualifiers.ERXQualifierTraversal

public class ERXQualifierTraversal
extends Object

Traverse a network of qualifiers until a traversal method returns false. Subclass and implement the methods you need.

Field Summary

static Logger

log logging support

Constructor Summary

ERXQualifierTraversal()

Method Summary

void	traverse(EOQualifierEvaluation q)
protected boolean	traverseAndQualifier(EOAndQualifier q) Should traverse and qualifier?
protected boolean	traverseKeyComparisonQualifier(EOKeyComparisonQualifier q) Should traverse key comparison qualifier?
protected boolean	traverseKeyValueQualifier(EOKeyValueQualifier q) Should traverse a key value qualifier?
protected boolean	traverseNotQualifier(EONotQualifier q) Should traverse not qualifier?
protected boolean	traverseOrQualifier(EOOrQualifier q) Should traverse or qualifier?
protected boolean	traverseUnknownQualifier(EOQualifierEvaluation q) Should traverse unknown qualifier? Logs an error.
protected void	visit(EOQualifierEvaluation q) Catch-all visitor, will get called for each qualifier.

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final Logger log

logging support

Constructor Detail

ERXQualifierTraversal

public ERXQualifierTraversal()

Method Detail

visit

protected void visit(EOQualifierEvaluation q)

Catch-all visitor, will get called for each qualifier.

Parameters:

q -

traverseUnknownQualifier

protected boolean traverseUnknownQualifier(EOQualifierEvaluation q)

Should traverse unknown qualifier? Logs an error.

Returns:

should traverse boolean qualifier

traverseNotQualifier

protected boolean traverseNotQualifier(EONotQualifier q)

Should traverse not qualifier?

Returns:

should traverse not qualifier

traverseOrQualifier

protected boolean traverseOrQualifier(EOOrQualifier q)

Should traverse or qualifier?

Returns:

should traverse or qualifier

traverseAndQualifier

protected boolean traverseAndQualifier(EOAndQualifier q)

Should traverse and qualifier?

Returns:

should traverse and qualifier

traverseKeyValueQualifier

protected boolean traverseKeyValueQualifier(EOKeyValueQualifier q)

Should traverse a key value qualifier?

Returns:

should traverse key value qualifier

traverseKeyComparisonQualifier

protected boolean traverseKeyComparisonQualifier(EOKeyComparisonQualifier q)

Should traverse key comparison qualifier?

Returns:

should traverse key comparison qualifier

traverse

public void traverse(EOQualifierEvaluation q)