On Wed, Jul 8, 2009 at 4:38 AM, Ramkumar R<[email protected]> wrote: > On Mon, Jul 6, 2009 at 10:52 PM, Douglas Leite <[email protected]> wrote: >> >> How does it work? In the composite file I would use >> requires="recoveryRules, but how about the definitions.xml file? Is there a >> way to set the configurations like the recovery rules XML file is defined? >> (take a look at [1]) >> >> [1] >> http://svn.apache.org/repos/asf/tuscany/sandbox/dougsleite/guardian-model/src/main/resources/recoveryrules.xml > > Hi Douglas, > > You can define a policySet in definition.xml for the recovery rules as shown > below... > > <policySet name="RecoveryPolicy" provides="tuscany:recoveryRules" > appliesTo="sca:implementation.java" > xmlns="http://www.osoa.org/xmlns/sca/1.0";> > <tuscany:recovery_rules> > <tuscany:rule name="Rule1" > signaled_exception="org.apache.tuscany.sca.guardian.JoinException"> > <tuscany:participant match="SIGNALER"> > <tuscany:throw_exception > class="org.apache.tuscany.sca.guardian.itests.primaryBackup.common.PrimaryExistsException" > target_context="MAIN" min_participant_joined="2"/> > </tuscany:participant> > <tuscany:participant match="!SIGNALER"> > <tuscany:throw_exception > class="org.apache.tuscany.sca.guardian.itests.primaryBackup.common.BackupJoinedException" > target_context="PRIMARY" min_participant_joined="2"/> > </tuscany:participant> > </tuscany:rule> > </tuscany:recovery_rules> > </policySet> >
You will also need to define a ArtifactProcessor to read the elements you have defined for the policySet, see the policy logging for a simple example of a artifact processor that reads configurations from a policySet. -- Luciano Resende Apache Tuscany, Apache PhotArk http://people.apache.org/~lresende http://lresende.blogspot.com/
