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Java 类jdk.nashorn.internal.runtime.FindProperty 实例源码

项目：openjdk-jdk10    文件：PrimitiveLookup.java    
@SuppressWarnings("unused")
private static void primitiveSetter(final ScriptObject wrappedSelf, final Object self, final Object key,
                                    final boolean strict, final Object value) {
    // See ES5.1 8.7.2 PutValue (V, W)
    final String name = JSType.toString(key);
    final FindProperty find = wrappedSelf.findProperty(name, true);
    if (find == null || !find.getProperty().isAccessorProperty() || !find.getProperty().hasNativeSetter()) {
        if (strict) {
            if (find == null || !find.getProperty().isAccessorProperty()) {
                throw typeError("property.not.writable", name, ScriptRuntime.safeToString(self));
            } else {
                throw typeError("property.has.no.setter", name, ScriptRuntime.safeToString(self));
            }
        }
        return;
    }
    // property found and is a UserAccessorProperty
    find.setValue(value, strict);
}
项目：openjdk9    文件：PrimitiveLookup.java    
@SuppressWarnings("unused")
private static void primitiveSetter(final ScriptObject wrappedSelf, final Object self, final Object key,
                                    final boolean strict, final Object value) {
    // See ES5.1 8.7.2 PutValue (V, W)
    final String name = JSType.toString(key);
    final FindProperty find = wrappedSelf.findProperty(name, true);
    if (find == null || !find.getProperty().isAccessorProperty() || !find.getProperty().hasNativeSetter()) {
        if (strict) {
            if (find == null || !find.getProperty().isAccessorProperty()) {
                throw typeError("property.not.writable", name, ScriptRuntime.safeToString(self));
            } else {
                throw typeError("property.has.no.setter", name, ScriptRuntime.safeToString(self));
            }
        }
        return;
    }
    // property found and is a UserAccessorProperty
    find.setValue(value, strict);
}
项目：OpenJSharp    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        testJSAdaptor(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoint(__call__, find.getOwner()));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：OpenJSharp    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：OpenJSharp    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：openjdk-jdk10    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request) {
    final String name = NashornCallSiteDescriptor.getOperand(desc);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    if (!NashornCallSiteDescriptor.isMethodFirstOperation(desc)) {
        return findHook(desc, __get__);
    } else {
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunction func = (ScriptFunction)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.createBound(this, new Object[] { name })), 0, Object.class),
                        testJSAdapter(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoints(__call__, find.getOwner()), null);
            }
        }
        throw typeError("no.such.function", name, ScriptRuntime.safeToString(this));
    }
}
项目：openjdk-jdk10    文件：Global.java    
@Override
protected FindProperty findProperty(final Object key, final boolean deep, final boolean isScope, final ScriptObject start) {
    if (lexicalScope != null && isScope) {
        final FindProperty find = lexicalScope.findProperty(key, false);
        if (find != null) {
            return find;
        }
    }
    return super.findProperty(key, deep, isScope, start);
}
项目：openjdk-jdk10    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：openjdk-jdk10    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：openjdk9    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final StandardOperation operation) {
    final String name = NashornCallSiteDescriptor.getOperand(desc);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case GET_PROPERTY:
    case GET_ELEMENT:
        return findHook(desc, __get__);
    case GET_METHOD:
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunction func = (ScriptFunction)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.createBound(this, new Object[] { name })), 0, Object.class),
                        testJSAdapter(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoints(__call__, find.getOwner()), null);
            }
        }
        throw typeError("no.such.function", name, ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：openjdk9    文件：Global.java    
@Override
protected FindProperty findProperty(final Object key, final boolean deep, final ScriptObject start) {
    if (lexicalScope != null && start != this && start.isScope()) {
        final FindProperty find = lexicalScope.findProperty(key, false);
        if (find != null) {
            return find;
        }
    }
    return super.findProperty(key, deep, start);
}
项目：openjdk9    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：openjdk9    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：kaziranga    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        testJSAdaptor(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoint(__call__, find.getOwner()));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：kaziranga    文件：Global.java    
@Override
protected FindProperty findProperty(final String key, final boolean deep, final ScriptObject start) {
    if (lexicalScope != null && start != this && start.isScope()) {
        final FindProperty find = lexicalScope.findProperty(key, false);
        if (find != null) {
            return find;
        }
    }
    return super.findProperty(key, deep, start);
}
项目：kaziranga    文件：PrimitiveLookup.java    
@SuppressWarnings("unused")
private static void primitiveSetter(final ScriptObject wrappedSelf, final Object self, final Object key,
                                    final boolean strict, final Object value) {
    // See ES5.1 8.7.2 PutValue (V, W)
    final String name = JSType.toString(key);
    final FindProperty find = wrappedSelf.findProperty(name, true);
    if (find == null || !(find.getProperty() instanceof UserAccessorProperty) || !find.getProperty().isWritable()) {
        if (strict) {
            throw typeError("property.not.writable", name, ScriptRuntime.safeToString(self));
        }
        return;
    }
    // property found and is a UserAccessorProperty
    find.setValue(value, strict);
}
项目：kaziranga    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：kaziranga    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：lookaside_java-1.8.0-openjdk    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunction func = (ScriptFunction)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.createBound(this, new Object[] { name })), 0, Object.class),
                        testJSAdaptor(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoints(__call__, find.getOwner()), null);
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：lookaside_java-1.8.0-openjdk    文件：Global.java    
@Override
protected FindProperty findProperty(final String key, final boolean deep, final ScriptObject start) {
    if (lexicalScope != null && start != this && start.isScope()) {
        final FindProperty find = lexicalScope.findProperty(key, false);
        if (find != null) {
            return find;
        }
    }
    return super.findProperty(key, deep, start);
}
项目：lookaside_java-1.8.0-openjdk    文件：PrimitiveLookup.java    
@SuppressWarnings("unused")
private static void primitiveSetter(final ScriptObject wrappedSelf, final Object self, final Object key,
                                    final boolean strict, final Object value) {
    // See ES5.1 8.7.2 PutValue (V, W)
    final String name = JSType.toString(key);
    final FindProperty find = wrappedSelf.findProperty(name, true);
    if (find == null || !(find.getProperty() instanceof UserAccessorProperty) || !find.getProperty().isWritable()) {
        if (strict) {
            throw typeError("property.not.writable", name, ScriptRuntime.safeToString(self));
        }
        return;
    }
    // property found and is a UserAccessorProperty
    find.setValue(value, strict);
}
项目：lookaside_java-1.8.0-openjdk    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：lookaside_java-1.8.0-openjdk    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：jdk8u_nashorn    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunction func = (ScriptFunction)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.createBound(this, new Object[] { name })), 0, Object.class),
                        testJSAdaptor(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoints(__call__, find.getOwner()), null);
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：jdk8u_nashorn    文件：Global.java    
@Override
protected FindProperty findProperty(final String key, final boolean deep, final ScriptObject start) {
    if (lexicalScope != null && start != this && start.isScope()) {
        final FindProperty find = lexicalScope.findProperty(key, false);
        if (find != null) {
            return find;
        }
    }
    return super.findProperty(key, deep, start);
}
项目：jdk8u_nashorn    文件：PrimitiveLookup.java    
@SuppressWarnings("unused")
private static void primitiveSetter(final ScriptObject wrappedSelf, final Object self, final Object key,
                                    final boolean strict, final Object value) {
    // See ES5.1 8.7.2 PutValue (V, W)
    final String name = JSType.toString(key);
    final FindProperty find = wrappedSelf.findProperty(name, true);
    if (find == null || !(find.getProperty() instanceof UserAccessorProperty) || !find.getProperty().isWritable()) {
        if (strict) {
            throw typeError("property.not.writable", name, ScriptRuntime.safeToString(self));
        }
        return;
    }
    // property found and is a UserAccessorProperty
    find.setValue(value, strict);
}
项目：jdk8u_nashorn    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：jdk8u_nashorn    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：infobip-open-jdk-8    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = find.getObjectValue();
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        testJSAdaptor(adaptee, null, null, null),
                        adaptee.getProtoSwitchPoint(__call__, find.getOwner()));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：infobip-open-jdk-8    文件：TypeEvaluator.java    
private static Type getPropertyType(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }

    final Property property      = find.getProperty();
    final Class<?> propertyClass = property.getType();
    if (propertyClass == null) {
        // propertyClass == null means its value is Undefined. It is probably not initialized yet, so we won't make
        // a type assumption yet.
        return null;
    } else if (propertyClass.isPrimitive()) {
        return Type.typeFor(propertyClass);
    }

    final ScriptObject owner = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Can have side effects, so we can't safely evaluate it; since !propertyClass.isPrimitive(), it's Object.
        return Type.OBJECT;
    }

    // Safely evaluate the property, and return the narrowest type for the actual value (e.g. Type.INT for a boxed
    // integer).
    final Object value = property.needsDeclaration() ? ScriptRuntime.UNDEFINED : property.getObjectValue(owner, owner);
    if (value == ScriptRuntime.UNDEFINED) {
        return null;
    }
    return Type.typeFor(JSType.unboxedFieldType(value));
}
项目：infobip-open-jdk-8    文件：TypeEvaluator.java    
private static Object evaluatePropertySafely(final ScriptObject sobj, final String name) {
    final FindProperty find = sobj.findProperty(name, true);
    if (find == null) {
        return null;
    }
    final Property     property = find.getProperty();
    final ScriptObject owner    = find.getOwner();
    if (property.hasGetterFunction(owner)) {
        // Possible side effects; can't evaluate safely
        return null;
    }
    return property.getObjectValue(owner, owner);
}
项目：OLD-OpenJDK8    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = getObjectValue(find);
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        adaptee.getMap().getProtoGetSwitchPoint(adaptee.getProto(), __call__),
                        testJSAdaptor(adaptee, null, null, null));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：nashorn-backport    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = getObjectValue(find);
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        adaptee.getMap().getProtoGetSwitchPoint(adaptee.getProto(), __call__), testJSAdaptor(adaptee, null, null, null));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}
项目：nashorn    文件：NativeJSAdapter.java    
@Override
protected GuardedInvocation findGetMethod(final CallSiteDescriptor desc, final LinkRequest request, final String operation) {
    final String name = desc.getNameToken(CallSiteDescriptor.NAME_OPERAND);
    if (overrides && super.hasOwnProperty(name)) {
        try {
            final GuardedInvocation inv = super.findGetMethod(desc, request, operation);
            if (inv != null) {
                return inv;
            }
        } catch (final Exception e) {
            //ignored
        }
    }

    switch(operation) {
    case "getProp":
    case "getElem":
        return findHook(desc, __get__);
    case "getMethod":
        final FindProperty find = adaptee.findProperty(__call__, true);
        if (find != null) {
            final Object value = getObjectValue(find);
            if (value instanceof ScriptFunction) {
                final ScriptFunctionImpl func = (ScriptFunctionImpl)value;
                // TODO: It's a shame we need to produce a function bound to this and name, when we'd only need it bound
                // to name. Probably not a big deal, but if we can ever make it leaner, it'd be nice.
                return new GuardedInvocation(MH.dropArguments(MH.constant(Object.class,
                        func.makeBoundFunction(this, new Object[] { name })), 0, Object.class),
                        adaptee.getMap().getProtoGetSwitchPoint(adaptee.getProto(), __call__), testJSAdaptor(adaptee, null, null, null));
            }
        }
        throw typeError("no.such.function", desc.getNameToken(2), ScriptRuntime.safeToString(this));
    default:
        break;
    }

    throw new AssertionError("should not reach here");
}