MNEMONIC-841: Added comments for better clarity.

mnemonic-core/src/main/java/org/apache/mnemonic/query/memory/AttributeInfo.java

@@ -18,45 +18,94 @@
 
 import org.apache.mnemonic.DurableType;
 
+/**
+ * Represents metadata information about an attribute in a durable query.
+ * This class encapsulates details such as the attribute's name, type,
+ * sort order, and an associated entity field identifier.
+ */
 public class AttributeInfo {
 
-  private String name;
+    // Name of the attribute
+    private String name;
 
-  private DurableType type;
+    // Durable type of the attribute, indicating its data type
+    private DurableType type;
 
-  private SortOrder sortOrder;
+    // Sort order for the attribute (e.g., ASCENDING or DESCENDING)
+    private SortOrder sortOrder;
 
-  private long entityFieldId;
+    // Identifier for the entity field this attribute is associated with
+    private long entityFieldId;
 
-  public String getName() {
-    return name;
-  }
+    /**
+     * Retrieves the name of the attribute.
+     *
+     * @return the name of the attribute
+     */
+    public String getName() {
+        return name;
+    }
 
-  public void setName(String name) {
-    this.name = name;
-  }
+    /**
+     * Sets the name of the attribute.
+     *
+     * @param name the new name for the attribute
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
 
-  public SortOrder getSortOrder() {
-    return sortOrder;
-  }
+    /**
+     * Retrieves the sort order for this attribute.
+     *
+     * @return the sort order (e.g., ASCENDING or DESCENDING)
+     */
+    public SortOrder getSortOrder() {
+        return sortOrder;
+    }
 
-  public void setSortOrder(SortOrder sortOrder) {
-    this.sortOrder = sortOrder;
-  }
+    /**
+     * Sets the sort order for this attribute.
+     *
+     * @param sortOrder the sort order to be set
+     */
+    public void setSortOrder(SortOrder sortOrder) {
+        this.sortOrder = sortOrder;
+    }
 
-  public DurableType getType() {
-    return type;
-  }
+    /**
+     * Retrieves the type of the attribute.
+     *
+     * @return the durable type of the attribute
+     */
+    public DurableType getType() {
+        return type;
+    }
 
-  public void setType(DurableType type) {
-    this.type = type;
-  }
+    /**
+     * Sets the type of the attribute.
+     *
+     * @param type the durable type to be set
+     */
+    public void setType(DurableType type) {
+        this.type = type;
+    }
 
-  public long getEntityFieldId() {
-    return entityFieldId;
-  }
+    /**
+     * Retrieves the identifier for the associated entity field.
+     *
+     * @return the entity field identifier
+     */
+    public long getEntityFieldId() {
+        return entityFieldId;
+    }
 
-  public void setEntityFieldId(long entityFieldId) {
-    this.entityFieldId = entityFieldId;
-  }
+    /**
+     * Sets the identifier for the associated entity field.
+     *
+     * @param entityFieldId the new identifier for the entity field
+     */
+    public void setEntityFieldId(long entityFieldId) {
+        this.entityFieldId = entityFieldId;
+    }
 }