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# *****************************************************************************
# * Copyright (c) 2011, 2012 Wind River Systems, Inc. and others.
# * All rights reserved. This program and the accompanying materials
# * are made available under the terms of the Eclipse Public License v1.0
# * which accompanies this distribution, and is available at
# * http://www.eclipse.org/legal/epl-v10.html
# *
# * Contributors:
# * Wind River Systems - initial API and implementation
# *****************************************************************************
"""
PathMap service manages file path translation across systems.
"""
from tcf import services
NAME = "PathMap"
# Path mapping rule property names.
# String, contexts query, see IContextQuery
PROP_CONTEXT_QUERY = "ContextQuery"
# String, destination, or run-time file path
PROP_DESTINATION = "Destination"
# String
PROP_HOST = "Host"
# String, rule ID
PROP_ID = "ID"
# String, file access protocol, see PROTOCOL_*, default is regular file
PROP_PROTOCOL = "Protocol"
# String, source, or compile-time file path
PROP_SOURCE = "Source"
# Deprecated
# String, symbols context group ID or name, deprecated - use ContextQuery
PROP_CONTEXT = "Context"
# PROP_PROTOCOL values.
# Regular file access using system calls
PROTOCOL_FILE = "file"
# File should be accessed using File System service on host
PROTOCOL_HOST = "host"
# File should be accessed using File System service on target
PROTOCOL_TARGET = "target"
class PathMapListener(object):
"""Pathmap event listener is notified when pathmap changes."""
def changed(self):
"""Called when a pathmap has been changed."""
pass
class PathMapRule(object):
"""
PathMapRule represents a single file path mapping rule.
"""
def __init__(self, props):
self._props = props or {}
def __str__(self):
return str(self._props)
def __json__(self):
return self._props
def getContextQuery(self):
"""Get context query that defines scope of the mapping rule, see
also IContextQuery.
Same as getProperties().get(PROP_CONTEXT_QUERY)
@return context query expression, or None.
"""
return self._props.get(PROP_CONTEXT_QUERY, None)
def getProperties(self):
"""
Get rule properties. See PROP_* definitions for property names.
Context properties are read only, clients should not try to modify
them.
@return Map of rule properties.
"""
return self._props
def getID(self):
"""
Get rule unique ID.
Same as getProperties().get(PROP_ID)
@return rule ID.
"""
return self._props.get(PROP_ID)
def getSource(self):
"""
Get compile-time file path.
Same as getProperties().get(PROP_SOURCE)
@return compile-time file path.
"""
return self._props.get(PROP_SOURCE)
def getDestination(self):
"""
Get run-time file path.
Same as getProperties().get(PROP_DESTINATION)
@return run-time file path.
"""
return self._props.get(PROP_DESTINATION)
def getHost(self):
"""
Get host name of this rule.
Same as getProperties().get(PROP_HOST)
@return host name.
"""
return self._props.get(PROP_HOST)
def getProtocol(self):
"""
Get file access protocol name.
Same as getProperties().get(PROP_PROTOCOL)
@return protocol name.
"""
return self._props.get(PROP_PROTOCOL)
class PathMapService(services.Service):
def getName(self):
return NAME
def get(self, done):
"""
Retrieve file path mapping rules.
@param done - call back interface called when operation is completed.
@return - pending command handle.
"""
return NotImplementedError("Abstract method")
def set(self, pathMap, done): # @ReservedAssignment
"""
Set file path mapping rules.
@param pathMap - file path mapping rules.
@param done - call back interface called when operation is completed.
@return - pending command handle.
"""
return NotImplementedError("Abstract method")
class DoneGet(object):
"""
Client call back interface for get().
"""
def doneGet(self, token, error, pathMap):
"""
Called when file path mapping retrieval is done.
@param error - error description if operation failed, None if
succeeded.
@param pathMap - file path mapping data.
"""
pass
class DoneSet(object):
"""
Client call back interface for set().
"""
def doneSet(self, token, error):
"""
Called when file path mapping transmission is done.
@param error - error description if operation failed, None if
succeeded.
@param map - memory map data.
"""
pass
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