Package org.apache.olingo.odata2.core.ep

Class BasicEntityProvider

java.lang.Object

org.apache.olingo.odata2.core.ep.BasicEntityProvider

public class BasicEntityProvider
extends Object

Provider for all basic (content type independent) entity provider methods.

Constructor Summary

Constructors

Constructor	Description
BasicEntityProvider()

Method Summary

Modifier and Type	Method	Description
byte[]	readBinary(InputStream content)	Reads binary data from an input stream.
Object	readPropertyValue(EdmProperty edmProperty, InputStream content, Class<?> typeMapping)	Reads an unformatted value of an EDM property as binary or as content type text/plain.
String	readText(InputStream content)	Reads text from an input stream.
ODataResponse	writeBinary(String mimeType, byte[] data)	Write binary content with content type header set to given mime type parameter.
ODataResponse	writeMetadata(List<Schema> schemas, Map<String,String> predefinedNamespaces)	Writes the metadata in XML format.
ODataResponse	writeMetadata(DataServices serviceMetadata, Map<String,String> predefinedNamespaces)	Writes the metadata in XML format.
ODataResponse	writePropertyValue(EdmProperty edmProperty, Object value)	Write property as binary or as content type text/plain.
ODataResponse	writeText(String value)	Write text value as content type text/plain with charset parameter set to "utf-8".

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicEntityProvider

public BasicEntityProvider()

Method Detail

readBinary

public byte[] readBinary(InputStream content)
                  throws EntityProviderException

Reads binary data from an input stream.

Parameters:

content - the content input stream

Returns:

the binary data

Throws:

EntityProviderException

readText

public String readText(InputStream content)
                throws EntityProviderException

Reads text from an input stream.

Parameters:

content - the content input stream

Returns:

text as string from InputStream

Throws:

EntityProviderException

readPropertyValue

public Object readPropertyValue(EdmProperty edmProperty,
                                InputStream content,
                                Class<?> typeMapping)
                         throws EntityProviderException

Reads an unformatted value of an EDM property as binary or as content type text/plain.

Parameters:

edmProperty - the EDM property

content - the content input stream

typeMapping -

Returns:

the value as the proper system data type

Throws:

EntityProviderException

writePropertyValue

public ODataResponse writePropertyValue(EdmProperty edmProperty,
                                        Object value)
                                 throws EntityProviderException

Write property as binary or as content type text/plain.

Parameters:

edmProperty - the EDM property

value - its value

Returns:

resulting ODataResponse with written content

Throws:

EntityProviderException

writeText

public ODataResponse writeText(String value)
                        throws EntityProviderException

Write text value as content type text/plain with charset parameter set to "utf-8".

Parameters:

value - the string that is written to ODataResponse

Returns:

resulting ODataResponse with written text content

Throws:

EntityProviderException

writeBinary

public ODataResponse writeBinary(String mimeType,
                                 byte[] data)
                          throws EntityProviderException

Write binary content with content type header set to given mime type parameter.

Parameters:

mimeType - MIME type which is written and used as content type header information

data - data is written to ODataResponse

Returns:

resulting ODataResponse with written binary content

Throws:

EntityProviderException

writeMetadata

public ODataResponse writeMetadata(List<Schema> schemas,
                                   Map<String,String> predefinedNamespaces)
                            throws EntityProviderException

Writes the metadata in XML format. Predefined namespaces is of type Map<prefix,namespace> and may be null or an empty Map.

Parameters:

schemas -

predefinedNamespaces -

Returns:

resulting ODataResponse with written metadata content

Throws:

EntityProviderException

writeMetadata

public ODataResponse writeMetadata(DataServices serviceMetadata,
                                   Map<String,String> predefinedNamespaces)
                            throws EntityProviderException

Writes the metadata in XML format. Predefined namespaces is of type Map<prefix,namespace> and may be null or an empty Map.

Parameters:

serviceMetadata -

predefinedNamespaces -

Returns:

resulting ODataResponse with written metadata content

Throws:

EntityProviderException