com.salesforce.cantor.functions

Class FunctionsOnCantor

java.lang.Object

com.salesforce.cantor.functions.FunctionsOnCantor

All Implemented Interfaces:

Functions

public class FunctionsOnCantor
extends Object
implements Functions

Constructor Summary

Constructors

Constructor and Description
FunctionsOnCantor(Cantor cantor)

Method Summary

Modifier and Type	Method and Description
void	create(String namespace) Create a new function namespace.
void	delete(String namespace, String function) Delete the function from the given namespace.
void	drop(String namespace) Drop a function namespace.
byte[]	get(String namespace, String function) Retrieve the function body from the given namespace.
Collection<String>	list(String namespace) Get the list of all functions in the given namespace.
void	run(String namespace, String function, Context context, Map<String,String> params) Execute the function, given the context and param arguments.
void	store(String namespace, String function, byte[] body) Store a function with the given name and body as byte array.
void	store(String namespace, String function, String body) Store a function with the given name and body as string.

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionsOnCantor

public FunctionsOnCantor(Cantor cantor)

Method Detail

create

public void create(String namespace)
            throws IOException

Description copied from interface: Functions

Create a new function namespace.

Specified by:

create in interface Functions

Parameters:

namespace - the namespace identifier

Throws:

IOException - exception thrown from the underlying storage implementation

drop

public void drop(String namespace)
          throws IOException

Description copied from interface: Functions

Drop a function namespace.

Specified by:

drop in interface Functions

Parameters:

namespace - the namespace identifier

Throws:

IOException - exception thrown from the underlying storage implementation

store

public void store(String namespace,
                  String function,
                  String body)
           throws IOException

Description copied from interface: Functions

Store a function with the given name and body as string.

Specified by:

store in interface Functions

Parameters:

namespace - the namespace identifier

function - the function name identifier

body - body of the function

Throws:

IOException - exception thrown from the underlying storage implementation

store

public void store(String namespace,
                  String function,
                  byte[] body)
           throws IOException

Description copied from interface: Functions

Store a function with the given name and body as byte array.

Specified by:

store in interface Functions

Parameters:

namespace - the namespace identifier

function - the function name identifier

body - body of the function

Throws:

IOException - exception thrown from the underlying storage implementation

get

public byte[] get(String namespace,
                  String function)
           throws IOException

Description copied from interface: Functions

Retrieve the function body from the given namespace.

Specified by:

get in interface Functions

Parameters:

namespace - the namespace identifier

function - the function name identifier

Returns:

byte array representation of the body of the function; null if not found

Throws:

IOException - exception thrown from the underlying storage implementation

delete

public void delete(String namespace,
                   String function)
            throws IOException

Description copied from interface: Functions

Delete the function from the given namespace.

Specified by:

delete in interface Functions

Parameters:

namespace - the namespace identifier

function - the function name identifier

Throws:

IOException - exception thrown from the underlying storage implementation

list

public Collection<String> list(String namespace)
                        throws IOException

Description copied from interface: Functions

Get the list of all functions in the given namespace.

Specified by:

list in interface Functions

Parameters:

namespace - the namespace identifier

Throws:

IOException - exception thrown from the underlying storage implementation

run

public void run(String namespace,
                String function,
                Context context,
                Map<String,String> params)
         throws IOException

Description copied from interface: Functions

Execute the function, given the context and param arguments.

Specified by:

run in interface Functions

Parameters:

namespace - the namespace identifier

function - the function name identifier

context - the context variables to pass to function on execution

params - the map of parameters to pass to function on execution

Throws:

IOException - exception thrown from the underlying storage implementation