Added InitCheck() and GetErr()

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@606 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/storage/sniffer/Range.h

@@ -13,9 +13,14 @@
 
 namespace Sniffer {
 
+class Err;
+
 class Range {
 public:
 	Range(int32 start, int32 end);
+	
+	status_t InitCheck() const;
+	Err* GetErr() const;
 
 	int32 Start() const;
 	int32 End() const;
@@ -24,6 +29,7 @@ public:
 private:
 	int32 fStart;
 	int32 fEnd;
+	status_t fCStatus;
 };
 
 }

src/kits/storage/sniffer/Range.cpp

@@ -7,6 +7,7 @@
 	MIME sniffer range implementation
 */
 
+#include <sniffer/Err.h>
 #include <sniffer/Range.h>
 #include <sniffer/Parser.h>
 #include <stdio.h>
@@ -16,10 +17,29 @@ using namespace Sniffer;
 Range::Range(int32 start, int32 end)
 	: fStart(-1)
 	, fEnd(-1)
+	, fCStatus(B_NO_INIT)
 {
 	SetTo(start, end);
 }
 
+status_t
+Range::InitCheck() const {
+	return fCStatus;
+}
+
+Err*
+Range::GetErr() const {
+	if (fCStatus == B_OK)
+		return NULL;
+	else {
+		char start_str[32];
+		char end_str[32];
+		sprintf(start_str, "%ld", fStart);
+		sprintf(end_str, "%ld", fEnd);
+		return new Err(std::string("Sniffer Parser Error -- Invalid range: [") + start_str + ":" + end_str + "]", -1);
+	}
+}
+
 int32
 Range::Start() const {
 	return fStart;
@@ -32,14 +52,11 @@ Range::End() const {
 	
 void
 Range::SetTo(int32 start, int32 end) {
-	if (start > end) {
-		char start_str[32];
-		char end_str[32];
-		sprintf(start_str, "%ld", start);
-		sprintf(end_str, "%ld", end);
-		throw new Err(std::string("Sniffer Parser Error -- Invalid range: [") + start_str + ":" + end_str + "]", -1);
-	} else {
 		fStart = start;
 		fEnd = end;
+	if (start > end) {
+		fCStatus = B_BAD_VALUE;
+	} else {
+		fCStatus = B_OK;
 	}
 }