an-shi-chi-fan opened a new issue, #6720:
URL: https://github.com/apache/gravitino/issues/6720
### Version
main branch
### Describe what's wrong
```java
//org.apache.gravitino.catalog.hive.HiveSchema#buildSchemaProperties
public static Map<String, String> buildSchemaProperties(Database database)
{
Map<String, String> properties =
database.getParameters() != null
? Maps.newHashMap(database.getParameters())
: Maps.newHashMap();
properties.put(HiveSchemaPropertiesMetadata.LOCATION,
database.getLocationUri());
return properties;
}
public SchemaInfo(Schema schema) {
this(schema.name(), schema.comment(), schema.properties(),
schema.auditInfo());
}
// here not filter null value ，map collectors will report
java.lang.NullPointerException on this Collectors
public Map<String, String> properties() {
return schema.properties() == null
? Collections.emptyMap()
: schema.properties().entrySet().stream()
.filter(e -> !hiddenProperties.contains(e.getKey()) &&
e.getValue() != null)
.collect(Collectors.toMap(Map.Entry::getKey,
Map.Entry::getValue));
}
```
### Error message and/or stacktrace
java.lang.NullPointerException: null
### How to reproduce
add a filter
### Additional context
_No response_
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