Package org.apache.beam.sdk.schemas.utils

Class ReflectUtils

java.lang.Object

org.apache.beam.sdk.schemas.utils.ReflectUtils

@Internal
public class ReflectUtils
extends Object

A set of reflection helper methods.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ReflectUtils.ClassWithSchema	Represents a class and a schema.
static class	ReflectUtils.TypeDescriptorWithSchema<T>	Represents a type descriptor and a schema.

Constructor Summary

Constructors

Constructor	Description
ReflectUtils()

Method Summary

Modifier and Type	Method	Description
static TypeDescriptor	boxIfPrimitive(TypeDescriptor typeDescriptor)
static @Nullable Constructor	getAnnotatedConstructor(Class<?> clazz)
static @Nullable Method	getAnnotatedCreateMethod(Class<?> clazz)
static List<Field>	getFields(Class<?> clazz)
static @Nullable TypeDescriptor	getIterableComponentType(TypeDescriptor valueType)	For an array T[] or a subclass of Iterable, return a TypeDescriptor describing T.
static TypeDescriptor	getMapType(TypeDescriptor valueType, int index)
static List<Method>	getMethods(Class<?> clazz)	Returns the list of non private/protected, non-static methods in the class, caching the results.
static org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.Multimap<String,Method>	getMethodsMap(Class<?> clazz)
static boolean	isGetter(Method method)
static boolean	isSetter(Method method)
static String	stripGetterPrefix(String method)
static String	stripPrefix(String methodName, String prefix)
static String	stripSetterPrefix(String method)

Methods inherited from class java.lang.Object

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

Constructor Details

ReflectUtils

public ReflectUtils()

Method Details

getMethods

public static List<Method> getMethods(Class<?> clazz)

Returns the list of non private/protected, non-static methods in the class, caching the results.

getMethodsMap

public static org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.Multimap<String,Method> getMethodsMap(Class<?> clazz)

getAnnotatedConstructor

public static @Nullable Constructor getAnnotatedConstructor(Class<?> clazz)

getAnnotatedCreateMethod

public static @Nullable Method getAnnotatedCreateMethod(Class<?> clazz)

getFields

public static List<Field> getFields(Class<?> clazz)

isGetter

public static boolean isGetter(Method method)

isSetter

public static boolean isSetter(Method method)

stripPrefix

public static String stripPrefix(String methodName,
 String prefix)

stripGetterPrefix

public static String stripGetterPrefix(String method)

stripSetterPrefix

public static String stripSetterPrefix(String method)

getIterableComponentType

public static @Nullable TypeDescriptor getIterableComponentType(TypeDescriptor valueType)

For an array T[] or a subclass of Iterable, return a TypeDescriptor describing T.

getMapType

public static TypeDescriptor getMapType(TypeDescriptor valueType,
 int index)

boxIfPrimitive

public static TypeDescriptor boxIfPrimitive(TypeDescriptor typeDescriptor)