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

Class JavaBeanUtils

java.lang.Object

org.apache.beam.sdk.schemas.utils.JavaBeanUtils

@Experimental(SCHEMAS)
public class JavaBeanUtils
extends java.lang.Object

A set of utilities to generate getter and setter classes for JavaBean objects.

Field Summary

Fields

Modifier and Type	Field	Description
static java.util.Map<ReflectUtils.ClassWithSchema,SchemaUserTypeCreator>	CACHED_CREATORS

Constructor Summary

Constructors

Constructor	Description
JavaBeanUtils()

Method Summary

Modifier and Type	Method	Description
static <T> SchemaUserTypeCreator	createConstructorCreator(java.lang.Class<T> clazz, java.lang.reflect.Constructor<T> constructor, Schema schema, java.util.List<FieldValueTypeInformation> types, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static <T> FieldValueGetter	createGetter(FieldValueTypeInformation typeInformation, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static FieldValueSetter	createSetter(FieldValueTypeInformation typeInformation, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static <T> SchemaUserTypeCreator	createStaticCreator(java.lang.Class<T> clazz, java.lang.reflect.Method creator, Schema schema, java.util.List<FieldValueTypeInformation> types, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static SchemaUserTypeCreator	getConstructorCreator(java.lang.Class clazz, java.lang.reflect.Constructor constructor, Schema schema, FieldValueTypeSupplier fieldValueTypeSupplier, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static java.util.List<FieldValueTypeInformation>	getFieldTypes(java.lang.Class<?> clazz, Schema schema, FieldValueTypeSupplier fieldValueTypeSupplier)
static java.util.List<FieldValueGetter>	getGetters(java.lang.Class<?> clazz, Schema schema, FieldValueTypeSupplier fieldValueTypeSupplier, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)	Return the list of FieldValueGetters for a Java Bean class
static java.util.List<FieldValueSetter>	getSetters(java.lang.Class<?> clazz, Schema schema, FieldValueTypeSupplier fieldValueTypeSupplier, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)	Return the list of FieldValueSetters for a Java Bean class
static SchemaUserTypeCreator	getStaticCreator(java.lang.Class clazz, java.lang.reflect.Method creator, Schema schema, FieldValueTypeSupplier fieldValueTypeSupplier, ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)
static Schema	schemaFromJavaBeanClass(java.lang.Class<?> clazz, FieldValueTypeSupplier fieldValueTypeSupplier)	Create a Schema for a Java Bean class.
static void	validateJavaBean(java.util.List<FieldValueTypeInformation> getters, java.util.List<FieldValueTypeInformation> setters, Schema schema)

Methods inherited from class java.lang.Object

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

Field Detail

CACHED_CREATORS

public static final java.util.Map<ReflectUtils.ClassWithSchema,SchemaUserTypeCreator> CACHED_CREATORS

Constructor Detail

JavaBeanUtils

public JavaBeanUtils()

Method Detail

schemaFromJavaBeanClass

public static Schema schemaFromJavaBeanClass(java.lang.Class<?> clazz,
                                             FieldValueTypeSupplier fieldValueTypeSupplier)

Create a Schema for a Java Bean class.

validateJavaBean

public static void validateJavaBean(java.util.List<FieldValueTypeInformation> getters,
                                    java.util.List<FieldValueTypeInformation> setters,
                                    Schema schema)

getFieldTypes

public static java.util.List<FieldValueTypeInformation> getFieldTypes(java.lang.Class<?> clazz,
                                                                      Schema schema,
                                                                      FieldValueTypeSupplier fieldValueTypeSupplier)

getGetters

public static java.util.List<FieldValueGetter> getGetters(java.lang.Class<?> clazz,
                                                          Schema schema,
                                                          FieldValueTypeSupplier fieldValueTypeSupplier,
                                                          ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

Return the list of FieldValueGetters for a Java Bean class

The returned list is ordered by the order of fields in the schema.

createGetter

public static <T> FieldValueGetter createGetter(FieldValueTypeInformation typeInformation,
                                                ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

getSetters

public static java.util.List<FieldValueSetter> getSetters(java.lang.Class<?> clazz,
                                                          Schema schema,
                                                          FieldValueTypeSupplier fieldValueTypeSupplier,
                                                          ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

Return the list of FieldValueSetters for a Java Bean class

The returned list is ordered by the order of fields in the schema.

createSetter

public static FieldValueSetter createSetter(FieldValueTypeInformation typeInformation,
                                            ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

getConstructorCreator

public static SchemaUserTypeCreator getConstructorCreator(java.lang.Class clazz,
                                                          java.lang.reflect.Constructor constructor,
                                                          Schema schema,
                                                          FieldValueTypeSupplier fieldValueTypeSupplier,
                                                          ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

createConstructorCreator

public static <T> SchemaUserTypeCreator createConstructorCreator(java.lang.Class<T> clazz,
                                                                 java.lang.reflect.Constructor<T> constructor,
                                                                 Schema schema,
                                                                 java.util.List<FieldValueTypeInformation> types,
                                                                 ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

getStaticCreator

public static SchemaUserTypeCreator getStaticCreator(java.lang.Class clazz,
                                                     java.lang.reflect.Method creator,
                                                     Schema schema,
                                                     FieldValueTypeSupplier fieldValueTypeSupplier,
                                                     ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)

createStaticCreator

public static <T> SchemaUserTypeCreator createStaticCreator(java.lang.Class<T> clazz,
                                                            java.lang.reflect.Method creator,
                                                            Schema schema,
                                                            java.util.List<FieldValueTypeInformation> types,
                                                            ByteBuddyUtils.TypeConversionsFactory typeConversionsFactory)