ENH: caseInfo function object - store data in IOdictionary for external lookup

src/functionObjects/utilities/caseInfo/caseInfo.C

@@ -261,7 +261,7 @@ void Foam::functionObjects::caseInfo::writeFileDicts
             fileName path(ePtr->stream());
             path.expand();
 
-            IOobject io(path, time(), IOobject::MUST_READ);
+            IOobject io(path, time_, IOobject::MUST_READ);
 
             if (!io.typeHeaderOk<dictionary>(false))
             {
@@ -404,6 +404,17 @@ Foam::functionObjects::caseInfo::caseInfo
     const dictionary& dict
 )
 :
+    IOdictionary
+    (
+        IOobject
+        (
+            name,
+            runTime.timeName(),
+            runTime,
+            IOobject::NO_READ,
+            IOobject::NO_WRITE
+        )
+    ),
     stateFunctionObject(name, runTime),
     writeFile(runTime, name, typeName, dict),
     writeFormat_(writeFormat::dict),
@@ -444,7 +455,8 @@ bool Foam::functionObjects::caseInfo::execute()
 bool Foam::functionObjects::caseInfo::write()
 {
     // Output dictionary
-    dictionary data;
+    dictionary& data = *this;
+    data.clear();
 
     // Case meta data
     writeMeta(data.subDictOrAdd("meta"));
@@ -499,7 +511,7 @@ bool Foam::functionObjects::caseInfo::write()
 
     if (Pstream::master())
     {
-        auto filePtr = newFileAtTime(name(), time_.value());
+        auto filePtr = newFileAtTime(functionObject::name(), time_.value());
         auto& os = filePtr();
 
         // Reset stream width - was set in writeFile
@@ -509,7 +521,7 @@ bool Foam::functionObjects::caseInfo::write()
         {
             case writeFormat::dict:
             {
-                os  << data << endl;
+                IOdictionary::writeData(os);
                 break;
             }
             case writeFormat::json:

src/functionObjects/utilities/caseInfo/caseInfo.H

@@ -118,6 +118,7 @@ SourceFiles
 #ifndef functionObjects_caseInfo_H
 #define functionObjects_caseInfo_H
 
+#include "IOdictionary.H"
 #include "writeFile.H"
 #include "stateFunctionObject.H"
 #include "Enum.H"
@@ -139,6 +140,7 @@ namespace functionObjects
 
 class caseInfo
 :
+    public IOdictionary,
     public stateFunctionObject,
     public writeFile
 {
@@ -264,6 +266,9 @@ public:
 
     // Member Functions
 
+        using regIOobject::read;
+        using regIOobject::write;
+
         //- Read the controls
         virtual bool read(const dictionary& dict);