com.ulisesbocchio.jasyptspringboot.caching.CachingDelegateEncryptablePropertySource Maven / Gradle / Ivy
package com.ulisesbocchio.jasyptspringboot.caching;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertyFilter;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertyResolver;
import com.ulisesbocchio.jasyptspringboot.EncryptablePropertySource;
import java.util.HashMap;
import java.util.Map;
import org.springframework.core.env.PropertySource;
import org.springframework.util.Assert;
public class CachingDelegateEncryptablePropertySource extends PropertySource implements EncryptablePropertySource {
private final PropertySource delegate;
private final EncryptablePropertyResolver resolver;
private final EncryptablePropertyFilter filter;
private Map cache;
public CachingDelegateEncryptablePropertySource(PropertySource delegate, EncryptablePropertyResolver resolver, EncryptablePropertyFilter filter) {
super(delegate.getName(), delegate.getSource());
Assert.notNull(delegate, "PropertySource delegate cannot be null");
Assert.notNull(resolver, "EncryptablePropertyResolver cannot be null");
Assert.notNull(filter, "EncryptablePropertyFilter cannot be null");
this.delegate = delegate;
this.resolver = resolver;
this.filter = filter;
this.cache = new HashMap<>();
}
@Override
public PropertySource getDelegate() {
return delegate;
}
@Override
public Object getProperty(String name) {
// Can be called recursively, so, we cannot use computeIfAbsent.
synchronized (this) {
if (!cache.containsKey(name)) {
Object resolved = getProperty(resolver, filter, delegate, name);
if (resolved != null) {
cache.put(name, resolved);
}
}
return cache.get(name);
}
}
@Override
public void refresh() {
cache.clear();
}
}