1 files changed, 26 insertions, 1 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/ApiHelper.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/ApiHelper.java
index a0f22fd..04dabaa 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/ApiHelper.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/ApiHelper.java
@@ -22,6 +22,13 @@ public class ApiHelper {
 
    public static final String INTERNAL_PDF_AS_OBJECT = "INTERNAL_PDF_AS_OBJECT";
    
+   /**
+    * Instantiate the {@link PdfAs} implementation.
+    * 
+    * @param file config directory
+    * @return
+    * @throws WebException
+    */
    public static PdfAs createApiObject(File file) throws WebException {
       try {
          Class pdfAsClass = Class.forName("at.gv.egiz.pdfas.impl.api.PdfAsObject");
@@ -45,7 +52,13 @@ public class ApiHelper {
          throw new WebException(e);
       }
    }
-   
+
+   /**
+    * Instantiate the {@link PdfAsInternal} implementation.
+    * 
+    * @return
+    * @throws WebException
+    */
    public static PdfAsInternal createInternalApiObject() throws WebException {
       try {
          Class pdfAsClass = Class.forName("at.gv.egiz.pdfas.impl.api.internal.PdfAsInternalObject");
@@ -62,10 +75,22 @@ public class ApiHelper {
       }
    }
 
+   /**
+    * Retrieve the {@link PdfAs} object from the {@link ServletContext}
+    * 
+    * @param servletContext
+    * @return
+    */
    public static PdfAs getPdfAsFromContext(ServletContext servletContext) {
       return (PdfAs)servletContext.getAttribute(PDF_AS_OBJECT);
    }
 
+   /**
+    * Retrieve the {@link PdfAsInternal} object from the {@link ServletContext}
+    * 
+    * @param servletContext
+    * @return
+    */
    public static PdfAsInternal getPdfAsInternalFromContext(ServletContext servletContext) {
       return (PdfAsInternal)servletContext.getAttribute(INTERNAL_PDF_AS_OBJECT);
    }