17 
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21 
  22 static Page* getPage(jlong jpage)
  23 {
  24     return WebPage::pageFromJLong(jpage);
  25 }
  26 
  27 static BackForwardList* getBfl(jlong jpage)
  28 {
  29     return static_cast<WebCore::BackForwardList*>(getPage(jpage)->backForward().client());
  30 }
  31 
  32 static HistoryItem* getItem(jlong jitem)
  33 {
  34     return static_cast<HistoryItem*>(jlong_to_ptr(jitem));
  35 }
  36 
  37 static jmethodID initMethod(JNIEnv* env, jclass cls, char* name, const char* signature)
  38 {
  39     jmethodID mid = env->GetMethodID(cls, name, signature);
  40     ASSERT(mid);
  41     return mid;
  42 }
  43 
  44 static jmethodID initCtor(JNIEnv* env, jclass cls, const char* signature)
  45 {
  46     return initMethod(env, cls, "<init>", signature);
  47 }
  48 
  49 // ENTRY-RELATED METHODS
  50 
  51 static jclass getJEntryClass()
  52 {
  53     JNIEnv* env = WebCore_GetJavaEnv();
  54 
  55     static JGClass jEntryClass(env->FindClass("com/sun/webkit/BackForwardList$Entry"));
  56     ASSERT(jEntryClass);
  57 

  17 
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21 
  22 static Page* getPage(jlong jpage)
  23 {
  24     return WebPage::pageFromJLong(jpage);
  25 }
  26 
  27 static BackForwardList* getBfl(jlong jpage)
  28 {
  29     return static_cast<WebCore::BackForwardList*>(getPage(jpage)->backForward().client());
  30 }
  31 
  32 static HistoryItem* getItem(jlong jitem)
  33 {
  34     return static_cast<HistoryItem*>(jlong_to_ptr(jitem));
  35 }
  36 
  37 static jmethodID initMethod(JNIEnv* env, jclass cls, const char* name, const char* signature)
  38 {
  39     jmethodID mid = env->GetMethodID(cls, name, signature);
  40     ASSERT(mid);
  41     return mid;
  42 }
  43 
  44 static jmethodID initCtor(JNIEnv* env, jclass cls, const char* signature)
  45 {
  46     return initMethod(env, cls, "<init>", signature);
  47 }
  48 
  49 // ENTRY-RELATED METHODS
  50 
  51 static jclass getJEntryClass()
  52 {
  53     JNIEnv* env = WebCore_GetJavaEnv();
  54 
  55     static JGClass jEntryClass(env->FindClass("com/sun/webkit/BackForwardList$Entry"));
  56     ASSERT(jEntryClass);
  57