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Bug 270889 - Better error handling. r=darin

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git-svn-id: svn://10.0.0.236/trunk@167603 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
pedemont%us.ibm.com
2005-01-12 17:59:01 +00:00
parent 01dbc3fead
commit b5d494f904
7 changed files with 713 additions and 252 deletions
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31
mozilla/extensions/java/xpcom/nsJavaXPCOMBindingUtils.h
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@@ -80,6 +80,7 @@ void FreeJavaGlobals(JNIEnv* env);
/*************************
* JavaXPCOMInstance
*************************/
class JavaXPCOMInstance
{
public:
@@ -94,8 +95,19 @@ private:
nsCOMPtr<nsIInterfaceInfo> mIInfo;
};
JavaXPCOMInstance* CreateJavaXPCOMInstance(nsISupports* aXPCOMObject,
const nsIID* aIID);
/**
* Creates a new JavaXPCOMInstance which holds the xpcom object and its
* interface info based on the given IID.
*
* @param aXPCOMObject xpcom object to wrap
* @param aIID interface IID for aXPCOMObject
* @param aResult pointer that will hold new JavaXPCOMInstance
*
* @return NS_ERROR_OUT_OF_MEMORY if out of memory;
* NS_ERROR_FAILURE for any other error condition
*/
nsresult CreateJavaXPCOMInstance(nsISupports* aXPCOMObject, const nsIID* aIID,
JavaXPCOMInstance** aResult);
/**************************************
@@ -123,7 +135,10 @@ nsresult GetIIDForMethodParam(nsIInterfaceInfo *iinfo,
*******************************/
/**
* Constructs and throws an XPCOMException.
* Constructs and throws an exception. Some error codes (such as
* NS_ERROR_OUT_OF_MEMORY) are handled by the appropriate Java exception/error.
* Otherwise, an instance of XPCOMException is created with the given error
* code and message.
*
* @param env Java environment pointer
* @param aErrorCode The error code returned by an XPCOM/Gecko function. Pass
@@ -131,9 +146,12 @@ nsresult GetIIDForMethodParam(nsIInterfaceInfo *iinfo,
* @param aMessage A string that provides details for throwing this
* exception. Pass in <code>nsnull</code> for the default
* behaviour.
*
* @throws OutOfMemoryError if aErrorCode == NS_ERROR_OUT_OF_MEMORY
* XPCOMException for all other error codes
*/
void ThrowXPCOMException(JNIEnv* env, const nsresult aErrorCode,
const char* aMessage);
void ThrowException(JNIEnv* env, const nsresult aErrorCode,
const char* aMessage);
/**
* Helper functions for converting from java.lang.String to
@@ -142,7 +160,8 @@ void ThrowXPCOMException(JNIEnv* env, const nsresult aErrorCode,
* @param env Java environment pointer
* @param aString Java string to convert
*
* @return nsAString/nsACString with same content as given Java string
* @return nsAString/nsACString with same content as given Java string; or
* <code>nsnull</code> if out of memory
*/
nsAString* jstring_to_nsAString(JNIEnv* env, jstring aString);
nsACString* jstring_to_nsACString(JNIEnv* env, jstring aString);