Package gw.lang.reflect

Class BeanInfoUtil

java.lang.Object

gw.lang.reflect.BeanInfoUtil

public class BeanInfoUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Class[]	EMPTY_CLASS_ARRAY	To save allocations.
protected static final String[]	EMPTY_STRING_ARRAY
static final String	SCRIPT_VISIBILITY_MODIFIERS	A FeatureDescriptor value indicating its visibility to Gosu

Constructor Summary

Constructors

Constructor	Description
BeanInfoUtil()

Method Summary

Modifier and Type	Method	Description
protected static MethodDescriptor	_buildMethodDescriptor(Class actionClass, String methodName, String[] parameterNames, Class[] parameterTypes, Class[] actualParameterTypes)	Builds a method descriptor with no explicit visibility.
protected static TypedPropertyDescriptor	_buildPropertyDescriptor(String propertyName, Class beanClass, String getterName, String setterName)	Builds a property descriptor with no explicit visibility.
static MethodDescriptor	buildHiddenMethodDescriptor(Class actionClass, String methodName, String[] parameterNames, Class[] parameterTypes)	Completely hides a method from scripting.
static MethodDescriptor	buildMethodDescriptor(Class actionClass, String methodName, String[] parameterNames, Class[] parameterTypes)	Deprecated. To properly expose a method for scripting call buildScriptableMethodDescriptor() or a derivative of that.
static MethodDescriptor	buildScriptableDeprecatedMethodDescriptor(Class actionClass, String methodName, String[] parameterNames, Class[] parameterTypes)	Builds a deprecated method descriptor that is exposed for scripting everywhere.
static MethodDescriptor	buildScriptableMethodDescriptor(Class actionClass, String methodName, String[] parameterNames, Class[] parameterTypes)	Builds a method descriptor that is exposed for scripting everywhere.
static MethodDescriptor	buildScriptableMethodDescriptorNoArgs(Class actionClass, String methodName)	Builds a no-arg method descriptor that is exposed for scripting everywhere.
static TypedPropertyDescriptor	buildScriptablePropertyDescriptor(String propertyName, Class beanClass, String getterName, String setterName)	Builds a scriptable property descriptor with the given information.
static IScriptabilityModifier	getVisibilityModifier(FeatureDescriptor descriptor)
static boolean	isDeprecated(FeatureDescriptor descriptor)
static boolean	isScriptable(FeatureDescriptor descriptor)
static boolean	isVisible(FeatureDescriptor descriptor, IScriptabilityModifier constraint)	Determine if the descriptor is visible given a visibility constraint.
static FeatureDescriptor	makeScriptable(FeatureDescriptor descriptor)	Expose the method/property descriptor for scripting.
static FeatureDescriptor	makeScriptableDeprecated(FeatureDescriptor descriptor)	Expose the method/property descriptor for scripting, but mark it deprecated.
static void	setVisibilityModifier(FeatureDescriptor descriptor, IScriptabilityModifier modifier)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

SCRIPT_VISIBILITY_MODIFIERS

public static final String SCRIPT_VISIBILITY_MODIFIERS

A FeatureDescriptor value indicating its visibility to Gosu

See Also:

• Constant Field Values

EMPTY_CLASS_ARRAY

protected static final Class[] EMPTY_CLASS_ARRAY

To save allocations.

EMPTY_STRING_ARRAY

protected static final String[] EMPTY_STRING_ARRAY

Constructor Details

BeanInfoUtil

public BeanInfoUtil()

Method Details

buildScriptableMethodDescriptorNoArgs

public static MethodDescriptor buildScriptableMethodDescriptorNoArgs(Class actionClass,
 String methodName)

Builds a no-arg method descriptor that is exposed for scripting everywhere.

buildScriptableMethodDescriptor

public static MethodDescriptor buildScriptableMethodDescriptor(Class actionClass,
 String methodName,
 String[] parameterNames,
 Class[] parameterTypes)

Builds a method descriptor that is exposed for scripting everywhere.

buildScriptableDeprecatedMethodDescriptor

public static MethodDescriptor buildScriptableDeprecatedMethodDescriptor(Class actionClass,
 String methodName,
 String[] parameterNames,
 Class[] parameterTypes)

Builds a deprecated method descriptor that is exposed for scripting everywhere.

buildHiddenMethodDescriptor

public static MethodDescriptor buildHiddenMethodDescriptor(Class actionClass,
 String methodName,
 String[] parameterNames,
 Class[] parameterTypes)

Completely hides a method from scripting.

buildMethodDescriptor

public static MethodDescriptor buildMethodDescriptor(Class actionClass,
 String methodName,
 String[] parameterNames,
 Class[] parameterTypes)

Deprecated.

To properly expose a method for scripting call buildScriptableMethodDescriptor() or a derivative of that.

buildScriptablePropertyDescriptor

public static TypedPropertyDescriptor buildScriptablePropertyDescriptor(String propertyName,
 Class beanClass,
 String getterName,
 String setterName)

Builds a scriptable property descriptor with the given information.

Parameters:

propertyName - name of the property

beanClass - class of the bean on which the property is found

getterName - name of the getter method, or null if write-only

propertyName - name of the setter method, or null if read-only

makeScriptable

public static FeatureDescriptor makeScriptable(FeatureDescriptor descriptor)

Expose the method/property descriptor for scripting.

Parameters:

descriptor - A method or property descriptor.

Returns:

The same descriptor.

makeScriptableDeprecated

public static FeatureDescriptor makeScriptableDeprecated(FeatureDescriptor descriptor)

Expose the method/property descriptor for scripting, but mark it deprecated.

Parameters:

descriptor - A method or property descriptor.

Returns:

The same descriptor.

isScriptable

public static boolean isScriptable(FeatureDescriptor descriptor)

Returns:

True if the descriptor is exposed for scripting.

isDeprecated

public static boolean isDeprecated(FeatureDescriptor descriptor)

Returns:

True if the descriptor is deprecated.

isVisible

public static boolean isVisible(FeatureDescriptor descriptor,
 IScriptabilityModifier constraint)

Determine if the descriptor is visible given a visibility constraint.

getVisibilityModifier

public static IScriptabilityModifier getVisibilityModifier(FeatureDescriptor descriptor)

Parameters:

descriptor - A method or property descriptor.

Returns:

The descriptor's associated visibility modifier.

setVisibilityModifier

public static void setVisibilityModifier(FeatureDescriptor descriptor,
 IScriptabilityModifier modifier)

Parameters:

descriptor - A method or property descriptor.

modifier - The descriptor's associated visibility modifier.

_buildMethodDescriptor

protected static MethodDescriptor _buildMethodDescriptor(Class actionClass,
 String methodName,
 String[] parameterNames,
 Class[] parameterTypes,
 Class[] actualParameterTypes)

Builds a method descriptor with no explicit visibility.

_buildPropertyDescriptor

protected static TypedPropertyDescriptor _buildPropertyDescriptor(String propertyName,
 Class beanClass,
 String getterName,
 String setterName)

Builds a property descriptor with no explicit visibility.