auto import from //depot/cupcake/@135843

1 files changed, 191 insertions, 0 deletions

diff --git a/WebCore/bridge/jni/jni_runtime.h b/WebCore/bridge/jni/jni_runtime.h
new file mode 100644
index 0000000..67bc06e
--- /dev/null
+++ b/WebCore/bridge/jni/jni_runtime.h
@@ -0,0 +1,191 @@
+/*
+ * 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 _JNI_RUNTIME_H_
+#define _JNI_RUNTIME_H_
+
+#if ENABLE(MAC_JAVA_BRIDGE)
+
+#include <jni_utility.h>
+#include <jni_instance.h>
+#include <runtime/JSLock.h>
+
+
+namespace JSC
+{
+
+namespace Bindings
+{
+
+typedef const char* RuntimeType;
+
+class JavaString
+{
+public:
+    JavaString()
+    {
+        JSLock lock(false);
+        _rep = UString().rep();
+    }
+
+    void _commonInit (JNIEnv *e, jstring s)
+    {
+        int _size = e->GetStringLength (s);
+        const jchar *uc = getUCharactersFromJStringInEnv (e, s);
+        {
+            JSLock lock(false);
+            _rep = UString((UChar *)uc,_size).rep();
+        }
+        releaseUCharactersForJStringInEnv (e, s, uc);
+    }
+    
+    JavaString (JNIEnv *e, jstring s) {
+        _commonInit (e, s);
+    }
+    
+    JavaString (jstring s) {
+        _commonInit (getJNIEnv(), s);
+    }
+    
+    ~JavaString()
+    {
+        JSLock lock(false);
+        _rep = 0;
+    }
+    
+    const char *UTF8String() const { 
+        if (_utf8String.c_str() == 0) {
+            JSLock lock(false);
+            _utf8String = UString(_rep).UTF8String();
+        }
+        return _utf8String.c_str();
+    }
+    const jchar *uchars() const { return (const jchar *)_rep->data(); }
+    int length() const { return _rep->size(); }
+    operator UString() const { return UString(_rep); }
+
+private:
+    RefPtr<UString::Rep> _rep;
+    mutable CString _utf8String;
+};
+
+class JavaParameter
+{
+public:
+    JavaParameter () : _JNIType(invalid_type) {};
+    JavaParameter (JNIEnv *env, jstring type);
+    virtual ~JavaParameter() { }
+
+    RuntimeType type() const { return _type.UTF8String(); }
+    JNIType getJNIType() const { return _JNIType; }
+    
+private:
+    JavaString _type;
+    JNIType _JNIType;
+};
+
+
+class JavaField : public Field
+{
+public:
+    JavaField (JNIEnv *env, jobject aField);
+
+    virtual JSValue* valueFromInstance(ExecState *exec, const Instance *instance) const;
+    virtual void setValueToInstance(ExecState *exec, const Instance *instance, JSValue* aValue) const;
+    
+    virtual const char *name() const { return _name.UTF8String(); }
+    virtual RuntimeType type() const { return _type.UTF8String(); }
+
+    JNIType getJNIType() const { return _JNIType; }
+    
+private:
+    void dispatchSetValueToInstance(ExecState *exec, const JavaInstance *instance, jvalue javaValue, const char *name, const char *sig) const;
+    jvalue dispatchValueFromInstance(ExecState *exec, const JavaInstance *instance, const char *name, const char *sig, JNIType returnType) const;
+
+    JavaString _name;
+    JavaString _type;
+    JNIType _JNIType;
+    RefPtr<JObjectWrapper> _field;
+};
+
+
+class JavaMethod : public Method
+{
+public:
+    JavaMethod(JNIEnv* env, jobject aMethod);
+    ~JavaMethod();
+
+    virtual const char *name() const { return _name.UTF8String(); };
+    RuntimeType returnType() const { return _returnType.UTF8String(); };
+    JavaParameter* parameterAt(int i) const { return &_parameters[i]; };
+    int numParameters() const { return _numParameters; };
+    
+    const char *signature() const;
+    JNIType JNIReturnType() const;
+
+    jmethodID methodID (jobject obj) const;
+    
+    bool isStatic() const { return _isStatic; }
+
+private:
+    JavaParameter* _parameters;
+    int _numParameters;
+    JavaString _name;
+    mutable char* _signature;
+    JavaString _returnType;
+    JNIType _JNIReturnType;
+    mutable jmethodID _methodID;
+    bool _isStatic;
+};
+
+class JavaArray : public Array
+{
+public:
+    JavaArray(jobject array, const char* type, PassRefPtr<RootObject>);
+    virtual ~JavaArray();
+
+    RootObject* rootObject() const;
+
+    virtual void setValueAt(ExecState *exec, unsigned int index, JSValue* aValue) const;
+    virtual JSValue* valueAt(ExecState *exec, unsigned int index) const;
+    virtual unsigned int getLength() const;
+    
+    jobject javaArray() const { return _array->_instance; }
+
+    static JSValue* convertJObjectToArray (ExecState* exec, jobject anObject, const char* type, PassRefPtr<RootObject>);
+
+private:
+    RefPtr<JObjectWrapper> _array;
+    unsigned int _length;
+    const char *_type;
+};
+
+} // namespace Bindings
+
+} // namespace JSC
+
+#endif // ENABLE(MAC_JAVA_BRIDGE)
+
+#endif // _JNI_RUNTIME_H_