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com.ibm.portal.resolver.data
Interface JsonDataSource

All Superinterfaces:

Addressable, DataSource, DataSourceFragment, Disposable, TimeStamped

public interface JsonDataSource
extends DataSource

Implemented by providers of Json data streams. The data provider streams the data to the JsonContentHandler.

Since:

7.0.0.1

Note:

This interface is designed to be implemented by clients.

Field Summary
static java.lang.String	CONTENT_TYPE_JSON           Mime type for JSON content as defined in RFC 4627
static java.lang.String	CONTENT_TYPE_JSON_UTF8           Mime type for json messages using UTF-8 character encoding
static java.lang.String	KEY_CHARSET           Name of the mime key that specifies the characterset

 

Fields inherited from interface com.ibm.portal.resolver.data.DataSource

CONTENT_TYPE_UNKNOWN, CREATION_UNKNOWN, EXPIRATION_UNKNOWN, LAST_MODIFICATION_UNKNOWN, MAX_AGE_INFINITE, MAX_AGE_NONE, ROOT_DATE

 

Fields inherited from interface com.ibm.portal.resolver.data.Addressable

EMPTY_PARAMETERS

 

Method Summary
java.lang.String	getContentType()           Mime type of the data.
DefaultJsonContentHandler	write(DefaultJsonContentHandler out)           Copies the complete data onto the target handler.

 

Methods inherited from interface com.ibm.portal.resolver.data.DataSource

getCreated, getExpiration, getLastModified

 

Methods inherited from interface com.ibm.portal.resolver.data.Addressable

getParameters, getURI

 

Methods inherited from interface com.ibm.portal.Disposable

dispose

 

Field Detail

CONTENT_TYPE_JSON

static final java.lang.String CONTENT_TYPE_JSON

Mime type for JSON content as defined in RFC 4627

CONTENT_TYPE_JSON_UTF8

static final java.lang.String CONTENT_TYPE_JSON_UTF8

Mime type for json messages using UTF-8 character encoding

KEY_CHARSET

static final java.lang.String KEY_CHARSET

Name of the mime key that specifies the characterset

See Also:

Constant Field Values

Method Detail

getContentType

java.lang.String getContentType()

Mime type of the data. The return value must be a valid json mime-type, e.g. "application/json". The mime type may contain a charset parameter to indicate the character set when serializing to a byte stream, e.g. "application/json; charset=UTF-8"

Specified by:

getContentType in interface DataSource

Returns:

mime type string, not null

write

DefaultJsonContentHandler write(DefaultJsonContentHandler out)
                                throws java.io.IOException

Copies the complete data onto the target handler.

Parameters:

out - target handler to receive the data.

Returns:

reference to the target handler to allow for method chaining

Throws:

java.io.IOException - - if the copy operation failed

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