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Store the key in the hash entry struct so that it works better with stub hash functions. Not part of default build.

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This commit is contained in:
pedemont%us.ibm.com 2004-09-30 23:20:34 +00:00
parent 4115a0c3b3
commit a741abdef7
1 changed files with 8 additions and 0 deletions
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8
extensions/java/xpcom/nsJavaXPCOMBindingUtils.cpp
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@ -108,6 +108,9 @@ jclass exceptionClass = nsnull;
class JavaXPCOMBindingEntry : public PLDHashEntryHdr
{
public:
// mKey will either be a Java hash of the Java object, or the address of
// the XPCOM object, depending on which hash table this entry is used in.
const void* mKey;
jobject mJavaObject;
void* mXPCOMInstance;
};
@ -123,6 +126,7 @@ InitJAVAtoXPCOMBindingEntry(PLDHashTable *table, PLDHashEntryHdr *entry,
NS_CONST_CAST(JavaXPCOMBindingEntry *,
NS_STATIC_CAST(const JavaXPCOMBindingEntry *, entry));
e->mKey = key;
e->mJavaObject = NS_CONST_CAST(jobject,
NS_STATIC_CAST(const __jobject*, key));
e->mXPCOMInstance = nsnull;
@ -138,6 +142,7 @@ InitXPCOMtoJAVABindingEntry(PLDHashTable *table, PLDHashEntryHdr *entry,
NS_CONST_CAST(JavaXPCOMBindingEntry *,
NS_STATIC_CAST(const JavaXPCOMBindingEntry *, entry));
e->mKey = key;
e->mXPCOMInstance = NS_CONST_CAST(void*, key);
e->mJavaObject = nsnull;
@ -147,6 +152,9 @@ InitXPCOMtoJAVABindingEntry(PLDHashTable *table, PLDHashEntryHdr *entry,
void
AddJavaXPCOMBinding(JNIEnv* env, jobject aJavaObject, void* aXPCOMObject)
{
// We use a Java hash of the Java object as a key since the JVM can return
// different "addresses" for the same Java object, but the hash code (the
// result of calling |hashCode()| on the Java object) will always be the same.
jint hash = env->CallIntMethod(aJavaObject, hashCodeMID);
JavaXPCOMBindingEntry *entry =