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[New] Added PolicyHandler.getPolicyTypes() and .getPolicyKeysByType()

This commit is contained in:
Robert von Burg 2019-06-18 12:38:18 +02:00
parent dacc890e8c
commit b6e9fb6b99
2 changed files with 50 additions and 0 deletions
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21
li.strolch.agent/src/main/java/li/strolch/policy/DefaultPolicyHandler.java
View File

@ -19,7 +19,10 @@ import java.io.File;
import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import li.strolch.agent.api.ComponentContainer;
import li.strolch.agent.api.StrolchComponent;
@ -71,6 +74,24 @@ public class DefaultPolicyHandler extends StrolchComponent implements PolicyHand
super.initialize(configuration);
}
public Set<String> getPolicyTypes() {
return new HashSet<>(this.classByTypeMap.keySet());
}
public Set<String> getPolicyKeysByType(String type) {
Map<String, Class<? extends StrolchPolicy>> byType = this.classByTypeMap.getMap(type);
if (byType == null)
return Collections.emptySet();
return new HashSet<>(byType.keySet());
}
public Set<String> getPolicyKeysByType(Class<?> clazz) {
Map<String, Class<? extends StrolchPolicy>> byType = this.classByTypeMap.getMap(clazz.getSimpleName());
if (byType == null)
return Collections.emptySet();
return new HashSet<>(byType.keySet());
}
@Override
public <T extends StrolchPolicy> T getPolicy(PolicyDef policyDef, StrolchTransaction tx) {
DBC.PRE.assertNotNull("policyDef must not be null!", policyDef);

29
li.strolch.agent/src/main/java/li/strolch/policy/PolicyHandler.java
View File

@ -15,6 +15,8 @@
*/
package li.strolch.policy;
import java.util.Set;
import li.strolch.model.policy.PolicyDef;
import li.strolch.model.policy.PolicyDefVisitor;
import li.strolch.persistence.api.StrolchTransaction;
@ -32,6 +34,33 @@ import li.strolch.persistence.api.StrolchTransaction;
*/
public interface PolicyHandler {
/**
* The type of policies known by this {@link PolicyHandler}
*
* @return types of policies known by this {@link PolicyHandler}
*/
Set<String> getPolicyTypes();
/**
* Returns the keys defined for the given policy type
*
* @param type
* the type of policy for which to return the keys
*
* @return the keys defined for the given policy type
*/
Set<String> getPolicyKeysByType(Class<?> type);
/**
* Returns the keys defined for the given policy type
*
* @param type
* the type of policy for which to return the keys
*
* @return the keys defined for the given policy type
*/
Set<String> getPolicyKeysByType(String type);
/**
* Instantiates the actual policy by resolving the {@link PolicyDef} using a {@link PolicyDefVisitor}
*