the new context object (was missing from the previous commit in error) #11766

Author: landreev

modules/dataverse-spi/src/main/java/io/gdcc/spi/export/ExportDataContext.java

@@ -1,13 +1,61 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
 package io.gdcc.spi.export;
 
 /**
  *
  * @author landreev
+ * Provides an optional mechanism for defining various data retrieval options 
+ * for the export subsystem in a way that should allow us adding support for 
+ * more options going forward with minimal or no changes to the already 
+ * implemented export plugins. 
  */
 public class ExportDataContext {
+    private boolean datasetMetadataOnly = false; 
+    private boolean publicFilesOnly = false;
+    private Integer offset = null; 
+    private Integer length = null; 
+    
+    private ExportDataContext() {
+        
+    }
+    
+    public static ExportDataContext context() {
+        ExportDataContext context = new ExportDataContext();
+        return context; 
+    }
+    
+    public ExportDataContext withDatasetMetadataOnly() {
+        this.datasetMetadataOnly = true;
+        return this; 
+    }
+    
+    public ExportDataContext withPublicFilesOnly() {
+        this.publicFilesOnly = true;
+        return this; 
+    }
+    
+    public ExportDataContext withOffset(Integer offset) {
+        this.offset = offset; 
+        return this;
+    }
+    
+    public ExportDataContext withLength(Integer length) {
+        this.length = length; 
+        return this;
+    }
+    
+    public boolean isDatasetMetadataOnly() {
+        return datasetMetadataOnly;
+    }
+    
+    public boolean isPublicFilesOnly() {
+        return publicFilesOnly;
+    }
+    
+    public Integer getOffset() {
+        return offset; 
+    }
 
+    public Integer getLength() {
+        return length; 
+    }    
 }