Class Transformers
java.lang.Object
org.springframework.integration.dsl.Transformers
public abstract class Transformers
extends java.lang.Object
An utility class to provide methods for out-of-the-box
Transformers.- Since:
- 5.0
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Constructor Summary
Constructors Constructor Description Transformers() -
Method Summary
Modifier and Type Method Description static <T, U> PayloadTypeConvertingTransformer<T,U>converter(org.springframework.core.convert.converter.Converter<T,U> converter)static <T> DecodingTransformer<T>decoding(Codec codec, java.lang.Class<T> type)The factory method for theDecodingTransformer.static <T> DecodingTransformer<T>decoding(Codec codec, java.lang.String typeExpression)The factory method for theDecodingTransformer.static <T> DecodingTransformer<T>decoding(Codec codec, java.util.function.Function<org.springframework.messaging.Message<?>,java.lang.Class<T>> typeFunction)The factory method for theDecodingTransformer.static <T> DecodingTransformer<T>decoding(Codec codec, org.springframework.expression.Expression typeExpression)The factory method for theDecodingTransformer.static PayloadDeserializingTransformerdeserializer(java.lang.String... allowedPatterns)static PayloadDeserializingTransformerdeserializer(org.springframework.core.serializer.Deserializer<java.lang.Object> deserializer, java.lang.String... allowedPatterns)static <T> EncodingPayloadTransformer<T>encoding(Codec codec)The factory method for theEncodingPayloadTransformer.static JsonToObjectTransformerfromJson()static JsonToObjectTransformerfromJson(java.lang.Class<?> targetClass)static JsonToObjectTransformerfromJson(java.lang.Class<?> targetClass, JsonObjectMapper<?,?> jsonObjectMapper)static JsonToObjectTransformerfromJson(org.springframework.core.ResolvableType targetType)Construct aJsonToObjectTransformerbased on the providedResolvableType.static JsonToObjectTransformerfromJson(org.springframework.core.ResolvableType targetType, JsonObjectMapper<?,?> jsonObjectMapper)static JsonToObjectTransformerfromJson(JsonObjectMapper<?,?> jsonObjectMapper)static MapToObjectTransformerfromMap(java.lang.Class<?> targetClass)static MapToObjectTransformerfromMap(java.lang.String beanName)static StreamTransformerfromStream()The factory method for theStreamTransformer.static StreamTransformerfromStream(java.lang.String charset)Create an instance with the charset to convert the stream to a String; if null abyte[]will be produced instead.static ObjectToStringTransformerobjectToString()static ObjectToStringTransformerobjectToString(java.lang.String charset)static PayloadSerializingTransformerserializer()static PayloadSerializingTransformerserializer(org.springframework.core.serializer.Serializer<java.lang.Object> serializer)static SyslogToMapTransformersyslogToMap()static ObjectToJsonTransformertoJson()static ObjectToJsonTransformertoJson(java.lang.String contentType)static ObjectToJsonTransformertoJson(ObjectToJsonTransformer.ResultType resultType)Factory for theObjectToJsonTransformerbased on the providedObjectToJsonTransformer.ResultType.static ObjectToJsonTransformertoJson(ObjectToJsonTransformer.ResultType resultType, java.lang.String contentType)static ObjectToJsonTransformertoJson(JsonObjectMapper<?,?> jsonObjectMapper)static ObjectToJsonTransformertoJson(JsonObjectMapper<?,?> jsonObjectMapper, java.lang.String contentType)static ObjectToJsonTransformertoJson(JsonObjectMapper<?,?> jsonObjectMapper, ObjectToJsonTransformer.ResultType resultType)static ObjectToJsonTransformertoJson(JsonObjectMapper<?,?> jsonObjectMapper, ObjectToJsonTransformer.ResultType resultType, java.lang.String contentType)static ObjectToMapTransformertoMap()static ObjectToMapTransformertoMap(boolean shouldFlattenKeys)static ObjectToMapTransformertoMap(JsonObjectMapper<?,?> jsonObjectMapper)static ObjectToMapTransformertoMap(JsonObjectMapper<?,?> jsonObjectMapper, boolean shouldFlattenKeys)
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Constructor Details
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Transformers
public Transformers()
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Method Details
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objectToString
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objectToString
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toMap
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toMap
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toMap
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toMap
public static ObjectToMapTransformer toMap(JsonObjectMapper<?,?> jsonObjectMapper, boolean shouldFlattenKeys) -
fromMap
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fromMap
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toJson
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toJson
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toJson
public static ObjectToJsonTransformer toJson(@Nullable JsonObjectMapper<?,?> jsonObjectMapper, @Nullable ObjectToJsonTransformer.ResultType resultType) -
toJson
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toJson
public static ObjectToJsonTransformer toJson(@Nullable JsonObjectMapper<?,?> jsonObjectMapper, @Nullable java.lang.String contentType) -
toJson
public static ObjectToJsonTransformer toJson(@Nullable ObjectToJsonTransformer.ResultType resultType)Factory for theObjectToJsonTransformerbased on the providedObjectToJsonTransformer.ResultType.- Parameters:
resultType- theObjectToJsonTransformer.ResultTypeto use. Defaults toObjectToJsonTransformer.ResultType.STRING.- Returns:
- the ObjectToJsonTransformer
- Since:
- 5.0.9
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toJson
public static ObjectToJsonTransformer toJson(@Nullable ObjectToJsonTransformer.ResultType resultType, @Nullable java.lang.String contentType) -
toJson
public static ObjectToJsonTransformer toJson(@Nullable JsonObjectMapper<?,?> jsonObjectMapper, @Nullable ObjectToJsonTransformer.ResultType resultType, @Nullable java.lang.String contentType) -
fromJson
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fromJson
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fromJson
Construct aJsonToObjectTransformerbased on the providedResolvableType.- Parameters:
targetType- theResolvableTypetop use.- Returns:
- the
JsonToObjectTransformerinstance. - Since:
- 5.2
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fromJson
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fromJson
public static JsonToObjectTransformer fromJson(@Nullable java.lang.Class<?> targetClass, @Nullable JsonObjectMapper<?,?> jsonObjectMapper) -
fromJson
public static JsonToObjectTransformer fromJson(org.springframework.core.ResolvableType targetType, @Nullable JsonObjectMapper<?,?> jsonObjectMapper)- Parameters:
targetType- theResolvableTypetop use.jsonObjectMapper- theJsonObjectMappertop use.- Returns:
- the
JsonToObjectTransformerinstance. - Since:
- 5.2
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serializer
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serializer
public static PayloadSerializingTransformer serializer(@Nullable org.springframework.core.serializer.Serializer<java.lang.Object> serializer) -
deserializer
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deserializer
public static PayloadDeserializingTransformer deserializer(@Nullable org.springframework.core.serializer.Deserializer<java.lang.Object> deserializer, java.lang.String... allowedPatterns) -
converter
public static <T, U> PayloadTypeConvertingTransformer<T,U> converter(org.springframework.core.convert.converter.Converter<T,U> converter) -
syslogToMap
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encoding
The factory method for theEncodingPayloadTransformer.- Type Parameters:
T- thepayloadtype.- Parameters:
codec- theCodecto use.- Returns:
- the
EncodingPayloadTransformerinstance.
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decoding
The factory method for theDecodingTransformer.- Type Parameters:
T- the target type.- Parameters:
codec- theCodecto use.type- the target type to transform to.- Returns:
- the
DecodingTransformerinstance.
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decoding
The factory method for theDecodingTransformer.- Type Parameters:
T- the target type.- Parameters:
codec- theCodecto use.typeExpression- the target type SpEL expression.- Returns:
- the
DecodingTransformerinstance.
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decoding
public static <T> DecodingTransformer<T> decoding(Codec codec, java.util.function.Function<org.springframework.messaging.Message<?>,java.lang.Class<T>> typeFunction)The factory method for theDecodingTransformer.- Type Parameters:
T- the target type.- Parameters:
codec- theCodecto use.typeFunction- the target type function.- Returns:
- the
DecodingTransformerinstance.
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decoding
public static <T> DecodingTransformer<T> decoding(Codec codec, org.springframework.expression.Expression typeExpression)The factory method for theDecodingTransformer.- Type Parameters:
T- the target type.- Parameters:
codec- theCodecto use.typeExpression- the target type SpEL expression.- Returns:
- the
DecodingTransformerinstance.
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fromStream
The factory method for theStreamTransformer.- Returns:
- the
StreamTransformerinstance.
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fromStream
Create an instance with the charset to convert the stream to a String; if null abyte[]will be produced instead.- Parameters:
charset- the charset.- Returns:
- the
StreamTransformerinstance.
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