Merge "Cherry-pick WebKit change 53412 to move jni_instance to JavaInstanceJSC" into eclair-mr2

1 files changed, 110 insertions, 0 deletions

diff --git a/WebCore/bridge/jni/jsc/JavaInstanceJSC.h b/WebCore/bridge/jni/jsc/JavaInstanceJSC.h
new file mode 100644
index 0000000..a9b83e3
--- /dev/null
+++ b/WebCore/bridge/jni/jsc/JavaInstanceJSC.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2003 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef JavaInstanceJSC_h
+#define JavaInstanceJSC_h
+
+#if ENABLE(MAC_JAVA_BRIDGE)
+
+#include "runtime.h"
+#include "runtime_root.h"
+
+#include <JavaVM/jni.h>
+
+namespace JSC {
+
+namespace Bindings {
+
+class JavaClass;
+
+class JObjectWrapper
+{
+friend class RefPtr<JObjectWrapper>;
+friend class JavaArray;
+friend class JavaField;
+friend class JavaInstance;
+friend class JavaMethod;
+
+public:
+    jobject instance() const { return _instance; }
+    void setInstance(jobject instance) { _instance = instance; }
+
+protected:
+    JObjectWrapper(jobject instance);    
+    ~JObjectWrapper();
+    
+    void ref() { _refCount++; }
+    void deref() 
+    { 
+        if (--_refCount == 0) 
+            delete this; 
+    }
+
+    jobject _instance;
+
+private:
+    JNIEnv *_env;
+    unsigned int _refCount;
+};
+
+class JavaInstance : public Instance
+{
+public:
+    static PassRefPtr<JavaInstance> create(jobject instance, PassRefPtr<RootObject> rootObject) 
+    {
+        return adoptRef(new JavaInstance(instance, rootObject));
+    }
+    
+    ~JavaInstance();
+    
+    virtual Class *getClass() const;
+    
+    virtual JSValue valueOf(ExecState*) const;
+    virtual JSValue defaultValue(ExecState*, PreferredPrimitiveType) const;
+
+    virtual JSValue invokeMethod(ExecState* exec, const MethodList& method, const ArgList& args);
+
+    jobject javaInstance() const { return _instance->_instance; }
+    
+    JSValue stringValue(ExecState*) const;
+    JSValue numberValue(ExecState*) const;
+    JSValue booleanValue() const;
+
+protected:
+    JavaInstance(jobject instance, PassRefPtr<RootObject>);
+    virtual void virtualBegin();
+    virtual void virtualEnd();
+
+    RefPtr<JObjectWrapper> _instance;
+    mutable JavaClass *_class;
+};
+
+} // namespace Bindings
+
+} // namespace JSC
+
+#endif // ENABLE(MAC_JAVA_BRIDGE)
+
+#endif // JavaInstanceJSC_h