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Merge pull request #479 from coheigea/AMQ-7423 

AMQ-7423 - Remove synchronization from JAAS PropertiesLoader
This commit is contained in:
Jean-Baptiste Onofré 2020-02-28 07:30:57 +01:00 committed by GitHub
parent ef763375b2 67fb6f8871
commit 51081e4edf
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 5 additions and 17 deletions
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3
activemq-broker/src/main/java/org/apache/activemq/security/AuthorizationEntry.java
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@ -45,9 +45,8 @@ public class AuthorizationEntry extends DestinationMapEntry {
return groupClass;
}
@SuppressWarnings("unchecked")
private Set<Object> emptySet() {
return Collections.EMPTY_SET;
return Collections.emptySet();
}
public void setGroupClass(String groupClass) {

2
activemq-broker/src/main/java/org/apache/activemq/security/DefaultAuthorizationMap.java
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@ -24,8 +24,6 @@ import java.util.*;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.filter.DestinationMap;
import org.apache.activemq.filter.DestinationMapEntry;
import org.apache.activemq.filter.DestinationMapNode;
import org.apache.activemq.filter.DestinationNode;
/**
* Represents a destination based configuration of policies so that individual

2
activemq-client/src/main/java/org/apache/activemq/filter/DestinationMapEntry.java
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@ -16,8 +16,6 @@
*/
package org.apache.activemq.filter;
import javax.annotation.PostConstruct;
import org.apache.activemq.command.*;
/**

15
activemq-jaas/src/main/java/org/apache/activemq/jaas/PropertiesLoader.java
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@ -17,14 +17,15 @@
package org.apache.activemq.jaas;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class PropertiesLoader {
private static final Logger LOG = LoggerFactory.getLogger(PropertiesLoader.class);
static final Map<FileNameKey, ReloadableProperties> staticCache = new HashMap<FileNameKey, ReloadableProperties>();
private static final Map<FileNameKey, ReloadableProperties> staticCache = new ConcurrentHashMap<FileNameKey, ReloadableProperties>();
protected boolean debug;
public void init(Map options) {
@ -35,18 +36,10 @@ public class PropertiesLoader {
}
public ReloadableProperties load(String nameProperty, String fallbackName, Map options) {
ReloadableProperties result;
FileNameKey key = new FileNameKey(nameProperty, fallbackName, options);
key.setDebug(debug);
synchronized (staticCache) {
result = staticCache.get(key);
if (result == null) {
result = new ReloadableProperties(key);
staticCache.put(key, result);
}
}
ReloadableProperties result = staticCache.computeIfAbsent(key, k -> new ReloadableProperties(k));
return result.obtained();
}