refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfStreamCommonDictionary_autogen.h

 #ifndef __DEFINED__SkPdfStreamCommonDictionary
 #define __DEFINED__SkPdfStreamCommonDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Entries common to all stream dictionaries
 class SkPdfStreamCommonDictionary : public SkPdfDictionary {
@@ skipping 518 matching lines @@
  *  lowing the keyword stream to the last byte just before the keyword
  *  endstream. (There may be an additional EOL marker, preceding
  *  endstream, that is not included in the count and is not logically part
  *  of the stream data.) See "Stream Extent," above, for further discus-
  *  sion.
 **/
   bool has_Length() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Length", "", NULL));
   }
 
-  long Length() const {
-    long ret;
-    if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Length", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  long Length() const;
 /** (Optional) The name of a filter to be applied in processing the stream
  *  data found between the keywords stream and endstream, or an array
  *  of such names. Multiple filters should be specified in the order in
  *  which they are to be applied.
 **/
   bool has_Filter() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Filter", "", NULL));
   }
 
   bool isFilterAName() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Filter", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Name;
   }
 
-  std::string getFilterAsName() const {
-    std::string ret = "";
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Filter", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string getFilterAsName() const;
   bool isFilterAArray() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Filter", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Array;
   }
 
-  SkPdfArray* getFilterAsArray() const {
-    SkPdfArray* ret = NULL;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Filter", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* getFilterAsArray() const;
 /** (Optional) A parameter dictionary, or an array of such dictionaries,
  *  used by the filters specified by Filter. If there is only one filter and that
  *  filter has parameters, DecodeParms must be set to the filter's parame-
  *  ter dictionary unless all the filter's parameters have their default
  *  values, in which case the DecodeParms entry may be omitted. If there
  *  are multiple filters and any of the filters has parameters set to non-
  *  default values, DecodeParms must be an array with one entry for
  *  each filter: either the parameter dictionary for that filter, or the null
  *  object if that filter has no parameters (or if all of its parameters have
  *  their default values). If none of the filters have parameters, or if all
  *  their parameters have default values, the DecodeParms entry may be
  *  omitted. (See implementation note 7 in Appendix H.)
 **/
   bool has_DecodeParms() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DecodeParms", "", NULL));
   }
 
   bool isDecodeParmsADictionary() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DecodeParms", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Dictionary;
   }
 
-  SkPdfDictionary* getDecodeParmsAsDictionary() const {
-    SkPdfDictionary* ret = NULL;
-    if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DecodeParms", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfDictionary* getDecodeParmsAsDictionary() const;
   bool isDecodeParmsAArray() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DecodeParms", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Array;
   }
 
-  SkPdfArray* getDecodeParmsAsArray() const {
-    SkPdfArray* ret = NULL;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DecodeParms", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* getDecodeParmsAsArray() const;
 /** (Optional; PDF 1.2) The file containing the stream data. If this entry
  *  is present, the bytes between stream and endstream are ignored, the
  *  filters are specified by FFilter rather than Filter, and the filter parame-
  *  ters are specified by FDecodeParms rather than DecodeParms. How-
  *  ever, the Length entry should still specify the number of those bytes.
  *  (Usually there are no bytes and Length is 0.)
 **/
   bool has_F() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "F", "", NULL));
   }
 
-  SkPdfFileSpec F() const {
-    SkPdfFileSpec ret;
-    if (FileSpecFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "F", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return SkPdfFileSpec();
-  }
-
+  SkPdfFileSpec F() const;
 /** (Optional; PDF 1.2) The name of a filter to be applied in processing
  *  the data found in the stream's external file, or an array of such names.
  *  The same rules apply as for Filter.
 **/
   bool has_FFilter() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FFilter", "", NULL));
   }
 
   bool isFFilterAName() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FFilter", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Name;
   }
 
-  std::string getFFilterAsName() const {
-    std::string ret = "";
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FFilter", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string getFFilterAsName() const;
   bool isFFilterAArray() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FFilter", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Array;
   }
 
-  SkPdfArray* getFFilterAsArray() const {
-    SkPdfArray* ret = NULL;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FFilter", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* getFFilterAsArray() const;
 /** (Optional; PDF 1.2) A parameter dictionary, or an array of such dic-
  *  tionaries, used by the filters specified by FFilter. The same rules apply
  *  as for DecodeParms.
 **/
   bool has_FDecodeParms() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FDecodeParms", "", NULL));
   }
 
   bool isFDecodeParmsADictionary() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FDecodeParms", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Dictionary;
   }
 
-  SkPdfDictionary* getFDecodeParmsAsDictionary() const {
-    SkPdfDictionary* ret = NULL;
-    if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FDecodeParms", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfDictionary* getFDecodeParmsAsDictionary() const;
   bool isFDecodeParmsAArray() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FDecodeParms", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Array;
   }
 
-  SkPdfArray* getFDecodeParmsAsArray() const {
-    SkPdfArray* ret = NULL;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "FDecodeParms", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* getFDecodeParmsAsArray() const;
 };
 
 #endif  // __DEFINED__SkPdfStreamCommonDictionary