Documentation

src/main/java/tech/ailef/dbadmin/external/dto/FacetedSearchRequest.java

@@ -6,6 +6,11 @@ import java.util.Set;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 
+/**
+ * The filter request for faceted search. It is implemented as a
+ * set of filters that can be stacked on top of each other. 
+ *
+ */
 public class FacetedSearchRequest implements FilterRequest {
 	private Set<QueryFilter> filters;
 	

src/main/java/tech/ailef/dbadmin/external/dto/FilterRequest.java

@@ -3,9 +3,23 @@ package tech.ailef.dbadmin.external.dto;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 
+/**
+ * Describes a request that contains parameters that are used
+ * to filter results.  
+ *
+ */
 public interface FilterRequest {
+	/**
+	 * Converts the request to a MultiValue map that can be 
+	 * later converted into a query string
+	 * @return
+	 */
 	public MultiValueMap<String, String> computeParams();
 	
+	/**
+	 * Empty filtering request
+	 * @return an empty map
+	 */
 	public static MultiValueMap<String, String> empty() {
 		return new LinkedMultiValueMap<>();
 	}

src/main/java/tech/ailef/dbadmin/external/dto/QueryFilter.java

@@ -4,6 +4,10 @@ import java.util.Objects;
 
 import tech.ailef.dbadmin.external.dbmapping.DbField;
 
+/**
+ * A single filter in a FacetedSearchRequest. This describes a 
+ * single boolean condition on the value of a specific field.
+ */
 public class QueryFilter {
 	private DbField field;
 	
@@ -17,14 +21,26 @@ public class QueryFilter {
 		this.value = value;
 	}
 
+	/**
+	 * Returns the field of the boolean condition
+	 * @return
+	 */
 	public DbField getField() {
 		return field;
 	}
 
+	/**
+	 * Returns the operator of the boolean condition
+	 * @return
+	 */
 	public CompareOperator getOp() {
 		return op;
 	}
 
+	/**
+	 * Returns the value of the boolean condition
+	 * @return
+	 */
 	public String getValue() {
 		return value;
 	}

src/main/java/tech/ailef/dbadmin/external/misc/Utils.java

@@ -53,30 +53,6 @@ public interface Utils {
 		
 	}
 	
-	/**
-	 * Converts a set of query filters applied with the faceted search feature
-	 * to a multi value map
-	 * @param filters
-	 * @return
-	 */
-//	public static MultiValueMap<String, String> computeParams(Set<QueryFilter> filters) {
-//		MultiValueMap<String, String> r = new LinkedMultiValueMap<>();
-//		if (filters == null)
-//			return r; 
-//		
-//		r.put("filter_field", new ArrayList<>());
-//		r.put("filter_op", new ArrayList<>());
-//		r.put("filter_value", new ArrayList<>());
-//		
-//		for (QueryFilter filter : filters) {
-//			r.get("filter_field").add(filter.getField().getJavaName());
-//			r.get("filter_op").add(filter.getOp().toString());
-//			r.get("filter_value").add(filter.getValue());
-//		}
-//			
-//		return r;
-//	}
-	
 	/**
 	 * Converts a multi value map of parameters containing query filters applied
 	 * with the faceted search feature into a set of QueryFilter objects

src/main/java/tech/ailef/dbadmin/internal/UserConfiguration.java

@@ -10,18 +10,31 @@ import org.springframework.stereotype.Component;
 import tech.ailef.dbadmin.internal.model.UserSetting;
 import tech.ailef.dbadmin.internal.repository.UserSettingsRepository;
 
+/**
+ * Wrapper class for the UserSettingsRepository that provides a better
+ * way of handling user settings. 
+ */
 @Component
 public class UserConfiguration {
 	@Autowired
 	private UserSettingsRepository repo;
 	
+	/**
+	 * Returns the value of the specific setting
+	 * @param settingName	the name of the setting
+	 * @return	the value, if found, otherwise the default value if present, otherwise an empty string
+	 */
 	public String get(String settingName) {
 		Optional<UserSetting> setting = repo.findById(settingName);
 		if (setting.isPresent())
 			return setting.get().getSettingValue();
-		return defaultValues().get(settingName);
+		return defaultValues().getOrDefault(settingName, "");
 	}
-	
+
+	/**
+	 * Returns a map filled with the default values of the settings.
+	 * @return
+	 */
 	private Map<String, String> defaultValues() {
 		Map<String, String> values = new HashMap<>();
 		values.put("brandName", "Spring Boot Database Admin");

src/main/java/tech/ailef/dbadmin/internal/model/UserAction.java

@@ -11,6 +11,10 @@ import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Lob;
 
+/**
+ * An action executed by any user from the web UI. 
+ *
+ */
 @Entity
 public class UserAction {
 	@Id

src/main/java/tech/ailef/dbadmin/internal/model/UserSetting.java

@@ -3,11 +3,20 @@ package tech.ailef.dbadmin.internal.model;
 import jakarta.persistence.Entity;
 import jakarta.persistence.Id;
 
+/**
+ * A single variable in the settings.
+ */
 @Entity
 public class UserSetting {
+	/**
+	 * The id of the variable (its name)
+	 */
 	@Id
 	private String id;
 	
+	/**
+	 * The value of the variable
+	 */
 	private String settingValue;
 	
 	public UserSetting() {

src/main/java/tech/ailef/dbadmin/internal/repository/CustomActionRepositoryImpl.java

@@ -15,12 +15,22 @@ import jakarta.persistence.criteria.Root;
 import tech.ailef.dbadmin.external.dto.LogsSearchRequest;
 import tech.ailef.dbadmin.internal.model.UserAction;
 
+/**
+ * A repository that provides custom queries for UserActions 
+ */
 @Component
 public class CustomActionRepositoryImpl implements CustomActionRepository {
 
     @PersistenceContext(unitName = "internal")
     private EntityManager entityManager;
     
+    /**
+     * Finds the UserAction that match the input search request.
+     * Implemented as a custom CriteriaQuery in order to put all the filter
+     * in an AND condition but ignore null value. The default JpaRepository
+     * behaviour is to test for equality to NULL when an AND condition is used,
+     * instead of ignoring the fields.
+     */
     @Override
     public List<UserAction> findActions(LogsSearchRequest request) {
     	String table = request.getTable();
@@ -61,6 +71,10 @@ public class CustomActionRepositoryImpl implements CustomActionRepository {
         			.getResultList();
     }
     
+    /**
+     * Returns the count that match the filtering parameters, used for pagination.
+     * @return
+     */
     @Override
     public long countActions(String table, String actionType, String itemId) {