PFW: parameter access code reuse

BZ: 13283

Path navigator embeds a navigate and validate functionality
that spares parameter manager from replicating code between
get and set parameter contexts.

Change-Id: Ic7c950660cd8c22b233ce02238fa1a66649a501b
Signed-off-by: Patrick Benavoli <patrickx.benavoli@intel.com>
Reviewed-on: http://android.intel.com:8080/25403
Reviewed-by: Barthes, FabienX <fabienx.barthes@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/parameter/PathNavigator.cpp b/parameter/PathNavigator.cpp
index 1911002..cb6bec3 100644
--- a/parameter/PathNavigator.cpp
+++ b/parameter/PathNavigator.cpp
@@ -50,6 +50,35 @@ bool CPathNavigator::isPathValid() const
     return _bValid;
 }
 
+// Navigate through
+bool CPathNavigator::navigateThrough(const string& strItemName, string& strError)
+{
+    if (!_bValid) {
+
+        strError = "Path not well formed";
+
+        return false;
+    }
+
+    string* pStrChildName = next();
+
+    if (!pStrChildName) {
+
+        strError = "Path not complete";
+
+        return false;
+    }
+
+    if (*pStrChildName != strItemName) {
+
+        strError = "Path not found";
+
+        return false;
+    }
+
+    return true;
+}
+
 string* CPathNavigator::next()
 {
     if (_uiCurrentIndex < _astrItems.size()) {