com.supermap.services.rest.decoders

Class ObjectStreamDecoder

java.lang.Object

com.supermap.services.rest.decoders.Decoder

com.supermap.services.rest.decoders.ObjectStreamDecoder

public class ObjectStreamDecoder
extends Decoder

Java object stream decoder.

Converts a binary Java data stream to a Java object.

Constructor Summary

Constructors

Constructor and Description
ObjectStreamDecoder()

Method Summary

Methods

Modifier and Type	Method and Description
protected java.util.List<MediaType>	createSupportedMediaTypes() Creates a list of supported media types.
java.util.List	toList(java.lang.String text, java.lang.Class elementClass) Converts a binary stream string to a list object.
java.util.Map<java.lang.String,java.lang.Object>	toMap(java.lang.String str, java.util.Map<java.lang.String,java.lang.Class> nameClassMapping) Converts a binary stream string to a map set.
java.lang.Object	toObject(java.lang.String str, java.lang.Class cl) Converts a binary stream string to a Java object.
java.util.Set	toSet(java.lang.String text, java.lang.Class elementClass) Converts a binary stream string to a Set object.

Methods inherited from class com.supermap.services.rest.decoders.Decoder

getSupportedMediaTypes, isDecoderAllow

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectStreamDecoder

public ObjectStreamDecoder()

Method Detail

toObject

public java.lang.Object toObject(java.lang.String str,
                        java.lang.Class cl)

Converts a binary stream string to a Java object.

Specified by:

toObject in class Decoder

Parameters:

str - wants to convert the binary stream string.

cl - The target class, which converts the JSON string into what type of object.

Returns:

converted object.

Throws:

java.lang.Exception - java abnormal.

toMap

public java.util.Map<java.lang.String,java.lang.Object> toMap(java.lang.String str,
                                                     java.util.Map<java.lang.String,java.lang.Class> nameClassMapping)

Converts a binary stream string to a map set.

Specified by:

toMap in class Decoder

Parameters:

str - wants to convert the binary stream string.

nameClassMapping - java.util.Map mapping set. Where the key is the field name and the value is the type of the field.

Returns:

mapping set.

toList

public java.util.List toList(java.lang.String text,
                    java.lang.Class elementClass)
                      throws java.lang.Exception

Converts a binary stream string to a list object.

Specified by:

toList in class Decoder

Parameters:

text - wants to convert the binary stream string.

elementClass - The class to which the list element belongs.

Returns:

List Object.

Throws:

java.lang.Exception - An exception is thrown when the argument (text or elementClass) is null.

toSet

public java.util.Set toSet(java.lang.String text,
                  java.lang.Class elementClass)
                    throws java.lang.Exception

Converts a binary stream string to a Set object.

Specified by:

toSet in class Decoder

Parameters:

text - wants to convert the binary stream string.

elementClass - Set The class to which the element belongs.

Returns:

after conversion of the collection object.

Throws:

java.lang.Exception - java abnormal.

createSupportedMediaTypes

protected java.util.List<MediaType> createSupportedMediaTypes()

Creates a list of supported media types.

That is, when the request is one of the media types, by the decoder to identify and convert.

Specified by:

createSupportedMediaTypes in class Decoder

Returns:

media type list.