Tomcat 10.1.19 · org.apache.catalina.util.Introspection

Modifier and Type	Field and Description
private static final StringManager	sm

Access	Constructor and Description
public	Introspection()

Method Summary

Modifier and Type	Method and Description
public static Class<?>	Returns: if the parameter is a primitive type returns its wrapper; otherwise returns the same class convertPrimitiveType(Class<?> Class that will be evaluated clazz) Converts the primitive type to its corresponding wrapper.
public static Field[]	Returns: the class fields as an array getDeclaredFields(final Class<?> The class to introspect clazz) Obtain the declared fields for a class taking account of any security manager that may be configured.
public static Method[]	Returns: the class methods as an array getDeclaredMethods(final Class<?> The class to introspect clazz) Obtain the declared methods for a class taking account of any security manager that may be configured.
public static String	Returns: the bean property name getPropertyName(Method The setter method setter) Extract the Java Bean property name from the setter name.
public static boolean	Returns: `true` if the method is a valid lifecycle callback method, else `false` isValidLifecycleCallback(Method The method to test method) Determines if a method is a valid lifecycle callback method.
public static boolean	Returns: `true` if the method does have a valid name and signature, else `false` isValidSetter(Method The method to test method) Determines if a method has a valid name and signature for a Java Bean setter.
public static Class<?>	Returns: the loaded class or `null` if loading failed loadClass(Context The class loader of this context will be used to attempt to load the class context, String The class name className) Attempt to load a class using the given Container's class loader.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

sm	back to summary
private static final StringManager sm

Introspection	back to summary
public Introspection()

Method Detail

convertPrimitiveType	back to summary
public static Class<?> convertPrimitiveType(Class<?> clazz) Converts the primitive type to its corresponding wrapper. Parameters clazz:Class<?> Class that will be evaluated Returns:Class<?> if the parameter is a primitive type returns its wrapper; otherwise returns the same class

convertPrimitiveType

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public static Class<?> convertPrimitiveType(Class<?> clazz)

Converts the primitive type to its corresponding wrapper.

Parameters

clazz:Class<?>: Class that will be evaluated

Returns:Class<?>

if the parameter is a primitive type returns its wrapper; otherwise returns the same class

getDeclaredFields	back to summary
public static Field[] getDeclaredFields(final Class<?> clazz) Obtain the declared fields for a class taking account of any security manager that may be configured. Parameters clazz:Class<?> The class to introspect Returns:Field[] the class fields as an array

getDeclaredFields

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public static Field[] getDeclaredFields(final Class<?> clazz)

Obtain the declared fields for a class taking account of any security manager that may be configured.

Parameters

clazz:Class<?>: The class to introspect

Returns:Field[]

the class fields as an array

getDeclaredMethods	back to summary
public static Method[] getDeclaredMethods(final Class<?> clazz) Obtain the declared methods for a class taking account of any security manager that may be configured. Parameters clazz:Class<?> The class to introspect Returns:Method[] the class methods as an array

getDeclaredMethods

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public static Method[] getDeclaredMethods(final Class<?> clazz)

Obtain the declared methods for a class taking account of any security manager that may be configured.

Parameters

clazz:Class<?>: The class to introspect

Returns:Method[]

the class methods as an array

getPropertyName	back to summary
public static String getPropertyName(Method setter) Extract the Java Bean property name from the setter name. Note This method assumes that the method name has already been checked for correctness. Parameters setter:Method The setter method Returns:String the bean property name

getPropertyName

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public static String getPropertyName(Method setter)

Extract the Java Bean property name from the setter name.

Note

This method assumes that the method name has already been checked for correctness.

Parameters

setter:Method: The setter method

Returns:String

the bean property name

isValidLifecycleCallback back to summary

isValidLifecycleCallback	back to summary
public static boolean isValidLifecycleCallback(Method method) Determines if a method is a valid lifecycle callback method. Parameters method:Method The method to test Returns:boolean `true` if the method is a valid lifecycle callback method, else `false`

public static boolean isValidLifecycleCallback(Method method)

Determines if a method is a valid lifecycle callback method.

Parameters

method:Method: The method to test

Returns:boolean

true if the method is a valid lifecycle callback method, else false

isValidSetter back to summary

isValidSetter	back to summary
public static boolean isValidSetter(Method method) Determines if a method has a valid name and signature for a Java Bean setter. Parameters method:Method The method to test Returns:boolean `true` if the method does have a valid name and signature, else `false`

public static boolean isValidSetter(Method method)

Determines if a method has a valid name and signature for a Java Bean setter.

Parameters

method:Method: The method to test

Returns:boolean

true if the method does have a valid name and signature, else false

loadClass back to summary

loadClass	back to summary
public static Class<?> loadClass(Context context, String className) Attempt to load a class using the given Container's class loader. If the class cannot be loaded, a debug level log message will be written to the Container's log and null will be returned. Parameters context:Context The class loader of this context will be used to attempt to load the class className:String The class name Returns:Class<?> the loaded class or `null` if loading failed

public static Class<?> loadClass(Context context, String className)

Attempt to load a class using the given Container's class loader. If the class cannot be loaded, a debug level log message will be written to the Container's log and null will be returned.

Parameters

context:Context: The class loader of this context will be used to attempt to load the class
className:String: The class name

Returns:Class<?>

the loaded class or null if loading failed

public Class Introspection

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