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org.apache.maven.archiva.database.constraints
Class UniqueFieldConstraint

java.lang.Object
  org.apache.maven.archiva.database.constraints.AbstractSimpleConstraint
      org.apache.maven.archiva.database.constraints.UniqueFieldConstraint

All Implemented Interfaces:

Constraint, SimpleConstraint

public class UniqueFieldConstraint
extends AbstractSimpleConstraint
implements Constraint

UniqueFieldConstraint

Field Summary

Fields inherited from class org.apache.maven.archiva.database.constraints.AbstractSimpleConstraint

params

Fields inherited from interface org.apache.maven.archiva.database.Constraint

ASCENDING, DESCENDING

Constructor Summary

UniqueFieldConstraint(java.lang.String className, java.lang.String fieldName)

UniqueFieldConstraint(java.lang.String className, java.lang.String fieldName, java.lang.String fieldNamePrefix)

Method Summary

java.lang.Class<?>	getResultClass() For simple Constraints the results class must be specified.
java.lang.String	getSelectSql() Get the SELECT query value for the constraint.

Methods inherited from class org.apache.maven.archiva.database.constraints.AbstractSimpleConstraint

getCountSql, getFetchLimits, getParameters, isResultsPersistable

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.maven.archiva.database.Constraint

getFetchLimits

Constructor Detail

UniqueFieldConstraint

public UniqueFieldConstraint(java.lang.String className,
                             java.lang.String fieldName)

UniqueFieldConstraint

public UniqueFieldConstraint(java.lang.String className,
                             java.lang.String fieldName,
                             java.lang.String fieldNamePrefix)

Method Detail

getResultClass

public java.lang.Class<?> getResultClass()

Description copied from interface: SimpleConstraint

For simple Constraints the results class must be specified.

Specified by:

getResultClass in interface SimpleConstraint

Returns:

the result class.

getSelectSql

public java.lang.String getSelectSql()

Description copied from interface: SimpleConstraint

Get the SELECT query value for the constraint.

Specified by:

getSelectSql in interface SimpleConstraint

Returns:

the SELECT value for this constraint. (can be null)