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Transaction-level Policies. Modify AuditableAspect and ContentHits example to make use of transaction policies so they only trigger once.

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2651 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
David Caruana
2006-04-12 16:15:20 +00:00
parent 776314da72
commit 0330f2cdb7
14 changed files with 1102 additions and 71 deletions
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70
source/java/org/alfresco/repo/policy/PolicyComponentImpl.java
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@@ -23,6 +23,7 @@ import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.alfresco.repo.policy.Policy.Arg;
import org.alfresco.service.cmr.dictionary.AssociationDefinition;
import org.alfresco.service.cmr.dictionary.ClassDefinition;
import org.alfresco.service.cmr.dictionary.DictionaryService;
@@ -47,6 +48,7 @@ public class PolicyComponentImpl implements PolicyComponent
// Policy interface annotations
private static String ANNOTATION_NAMESPACE = "NAMESPACE";
private static String ANNOTATION_ARG ="ARG_";
// Dictionary Service
private DictionaryService dictionary;
@@ -94,6 +96,17 @@ public class PolicyComponentImpl implements PolicyComponent
}
/**
* Sets the transaction-based policy invocation handler
*
* @param factory
*/
public void setTransactionInvocationHandlerFactory(TransactionInvocationHandlerFactory factory)
{
PolicyFactory.setTransactionInvocationHandlerFactory(factory);
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.PolicyComponent#registerClassPolicy()
*/
@@ -509,8 +522,38 @@ public class PolicyComponentImpl implements PolicyComponent
}
String name = methods[0].getName();
// Extract Policy Arguments
Class[] paramTypes = methods[0].getParameterTypes();
Arg[] args = new Arg[paramTypes.length];
for (int i = 0; i < paramTypes.length; i++)
{
// Extract Policy Arg
args[i] = (i == 0) ? Arg.KEY : Arg.START_VALUE;
try
{
Field argMetadata = policyIF.getField(ANNOTATION_ARG + i);
if (!Arg.class.isAssignableFrom(argMetadata.getType()))
{
throw new PolicyException("ARG_" + i + " metadata incorrectly specified in policy " + policyIF.getCanonicalName());
}
args[i] = (Arg)argMetadata.get(null);
if (i == 0 && (!args[i].equals(Arg.KEY)))
{
throw new PolicyException("ARG_" + i + " specified in policy " + policyIF.getCanonicalName() + " must be a key");
}
}
catch(NoSuchFieldException e)
{
// Assume default ARG configuration
}
catch(IllegalAccessException e)
{
// Shouldn't get here (interface definitions must be accessible)
}
}
// Create Policy Definition
return new PolicyDefinitionImpl(QName.createQName(namespaceURI, name), policyIF);
return new PolicyDefinitionImpl(QName.createQName(namespaceURI, name), policyIF, args);
}
@@ -564,11 +607,13 @@ public class PolicyComponentImpl implements PolicyComponent
{
private QName policy;
private Class policyIF;
private Arg[] args;
/*package*/ PolicyDefinitionImpl(QName policy, Class policyIF)
/*package*/ PolicyDefinitionImpl(QName policy, Class policyIF, Arg[] args)
{
this.policy = policy;
this.policyIF = policyIF;
this.args = args;
}
/* (non-Javadoc)
@@ -605,6 +650,27 @@ public class PolicyComponentImpl implements PolicyComponent
return PolicyType.Association;
}
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.PolicyDefinition#getArgument(int)
*/
public Arg getArgument(int index)
{
if (index < 0 || index > args.length -1)
{
throw new IllegalArgumentException("Argument index " + index + " is invalid");
}
return args[index];
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.PolicyDefinition#getArguments()
*/
public Arg[] getArguments()
{
return args;
}
}