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Use computeIfAbsent in ScriptFactoryPostProcessor

This commit is contained in:
Sam Brannen 2020-06-02 18:23:15 +02:00
parent 2549674f41
commit 0f0b1ffe0d
1 changed files with 5 additions and 10 deletions
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15
spring-context/src/main/java/org/springframework/scripting/support/ScriptFactoryPostProcessor.java
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@ -16,8 +16,8 @@
package org.springframework.scripting.support;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@ -134,6 +134,7 @@ import org.springframework.util.StringUtils;
* @author Rob Harrop
* @author Rick Evans
* @author Mark Fisher
* @author Sam Brannen
* @since 2.0
*/
public class ScriptFactoryPostProcessor implements SmartInstantiationAwareBeanPostProcessor,
@ -188,7 +189,7 @@ public class ScriptFactoryPostProcessor implements SmartInstantiationAwareBeanPo
final DefaultListableBeanFactory scriptBeanFactory = new DefaultListableBeanFactory();
/** Map from bean name String to ScriptSource object. */
private final Map<String, ScriptSource> scriptSourceCache = new HashMap<>();
private final Map<String, ScriptSource> scriptSourceCache = new ConcurrentHashMap<>();
/**
@ -460,14 +461,8 @@ public class ScriptFactoryPostProcessor implements SmartInstantiationAwareBeanPo
* @see #convertToScriptSource
*/
protected ScriptSource getScriptSource(String beanName, String scriptSourceLocator) {
synchronized (this.scriptSourceCache) {
ScriptSource scriptSource = this.scriptSourceCache.get(beanName);
if (scriptSource == null) {
scriptSource = convertToScriptSource(beanName, scriptSourceLocator, this.resourceLoader);
this.scriptSourceCache.put(beanName, scriptSource);
}
return scriptSource;
}
return this.scriptSourceCache.computeIfAbsent(beanName, key ->
convertToScriptSource(beanName, scriptSourceLocator, this.resourceLoader));
}
/**