| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.clerezza.shell; |
| |
| |
| |
| |
| import org.osgi.service.component.ComponentContext |
| import java.io.InputStream |
| import java.io.OutputStream |
| import java.security.AccessController |
| import java.security.PrivilegedExceptionAction |
| import org.apache.clerezza.scala.scripting.InterpreterFactory |
| import scala.tools.jline.Terminal |
| |
| |
| class ShellFactory() { |
| |
| |
| |
| private var interpreterFactory: InterpreterFactory = null |
| private var componentContext: ComponentContext = null |
| private var commands = Set[ShellCommand]() |
| private var customizers = Set[ShellCustomizer]() |
| |
| def activate(componentContext: ComponentContext)= { |
| this.componentContext = componentContext |
| } |
| |
| def deactivate(componentContext: ComponentContext) = { |
| this.componentContext = componentContext |
| } |
| |
| /* |
| * Using overloading instead of default, as default is not supported when calling from java |
| */ |
| def createShell(pIn: InputStream, pOut: OutputStream): Shell = { |
| createShell(pIn, pOut, None) |
| } |
| def createShell(pIn: InputStream, pOut: OutputStream, terminalOption: Option[Terminal]): Shell = { |
| var security: SecurityManager = System.getSecurityManager |
| if (security != null) { |
| AccessController.checkPermission(new ShellPermission()) |
| } |
| AccessController.doPrivileged(new PrivilegedExceptionAction[Shell] { |
| override def run() = { |
| val shell = new Shell(interpreterFactory, pIn, pOut, commands, terminalOption) |
| //shell.bind("bundleContext", classOf[BundleContext].getName, componentContext.getBundleContext) |
| //shell.bind("componentContext", classOf[ComponentContext].getName, componentContext) |
| shell.bind("osgiDsl", classOf[OsgiDsl].getName, new OsgiDsl(componentContext, pOut)) |
| shell.addImport("org.apache.clerezza.{scala => zzscala, _ }") |
| shell.addImport("osgiDsl._") |
| val environment = new Shell.Environment { |
| val componentContext: ComponentContext = ShellFactory.this.componentContext |
| val in: InputStream = pIn; |
| val out: OutputStream = pOut; |
| } |
| for (c <- customizers) { |
| for(b <- c.bindings(environment)) { |
| shell.bind(b._1, b._2, b._3) |
| } |
| for(i <- c.imports) { |
| shell.addImport(i) |
| } |
| } |
| shell |
| } |
| }) |
| |
| } |
| |
| def bindInterpreterFactory(f: InterpreterFactory) = { |
| interpreterFactory = f |
| } |
| |
| def unbindInterpreterFactory(f: InterpreterFactory) = { |
| interpreterFactory = null |
| } |
| |
| def bindCommand(c: ShellCommand) = { |
| commands += c |
| } |
| |
| def unbindCommand(c: ShellCommand) = { |
| commands -= c |
| } |
| |
| def bindCustomizer(c: ShellCustomizer) = { |
| customizers += c |
| } |
| |
| def unbindCustomizer(c: ShellCustomizer) = { |
| customizers -= c |
| } |
| } |