removed string duplication

Author: car031

logicaldoc-gui/src/main/java/com/logicaldoc/gui/frontend/client/metadata/RetentionPoliciesPanel.java

@@ -223,7 +223,7 @@ public void onSuccess(Void result) {
 
 		MenuItem enable = new MenuItem();
 		enable.setTitle(I18N.message("enable"));
-		enable.setEnabled(!rec.getAttributeAsBoolean(ENABLED));
+		enable.setEnabled(Boolean.FALSE.equals(rec.getAttributeAsBoolean(ENABLED)));
 		enable.addClickHandler(event -> RetentionPoliciesService.Instance.get()
 				.changeStatus(Long.parseLong(rec.getAttributeAsString("id")), true, new DefaultAsyncCallback<>() {
 					@Override
@@ -235,7 +235,7 @@ public void onSuccess(Void result) {
 
 		MenuItem disable = new MenuItem();
 		disable.setTitle(I18N.message("disable"));
-		disable.setEnabled(rec.getAttributeAsBoolean(ENABLED));
+		disable.setEnabled(Boolean.TRUE.equals(rec.getAttributeAsBoolean(ENABLED)));
 		disable.addClickHandler(event -> RetentionPoliciesService.Instance.get()
 				.changeStatus(Long.parseLong(rec.getAttributeAsString("id")), false, new DefaultAsyncCallback<>() {
 					@Override
@@ -283,7 +283,7 @@ public void updateRecord(GUIRetentionPolicy policy) {
 		rec.setAttribute(TEMPLATE, policy.getTemplateName() != null ? policy.getTemplateName() : null);
 		rec.setAttribute("position", "" + policy.getPosition());
 		rec.setAttribute(ACTION, "" + policy.getAction());
-		rec.setAttribute("eenabled", policy.getEnabled() == 1);
+		rec.setAttribute(ENABLED, policy.getEnabled() == 1);
 
 		list.refreshRow(list.getRecordIndex(rec));
 	}