/// <summary>
/// 停止插件处理器
/// </summary>
/// <param name="options"></param>
protected override void StopWorker(BundleOptions option)
{
if (framework.IsActive)
{
if ((state & (BundleState.Stopping | BundleState.Resolved | BundleState.Installed))
!= BundleState.None)
{
return;
}
state = BundleState.Stopping;
// 发布事件
try
{
if (context != null)
{
context.Stop();
}
}
finally
{
if (context != null)
{
context.Close();
context = null;
}
state = BundleState.Resolved;
// 发布事件
}
}
}
/// <summary>
/// 启动插件处理器
/// </summary>
/// <param name="option"></param>
protected override void StartWorker(BundleOptions option)
{
if (!framework.IsActive || state == BundleState.Active)
{
return;
}
if (state == BundleState.Installed)
{
if (!framework.packageAdmin.ResolveBundles(new IBundle[] { this }))
{
throw new BundleException("插件解析失败", BundleExceptionType.RESOLVE_ERROR);
}
}
if (option == BundleOptions.Transient)
{
if (state == BundleState.Resolved)
{
// 设置当前状态为待启动状态
state = BundleState.Starting;
// 设置加载器状态为懒加载待启动状态
AbstractClassLoader loader = (AbstractClassLoader)this.BundleLoader;
loader.SetLazyTrigger();
// 完成状态变化
CompleteStateChange();
// 解析扩展包
framework.packageAdmin.ResolveExtension(this);
}
return;
}
state = BundleState.Starting;
// 发布启动事件
try
{
this.BundleContext.Start();
if (framework.IsActive)
{
state = BundleState.Active;
framework.packageAdmin.ResolveExtension(this);
CompleteStateChange();
}
}
catch (Exception ex)
{
state = BundleState.Stopping;
context.Close();
context = null;
state = BundleState.Resolved;
// 发布事件
throw ex;
}
}
/// <summary>
/// 停止操作
/// </summary>
/// <param name="context"></param>
public void Stop(IBundleContext context)
{
if (packageAdmin != null)
{
packageAdmin.Unregister();
}
if (startLevel != null)
{
startLevel.Unregister();
}
framework = null;
bundle = null;
this.context = null;
}
/// <summary>
/// 启动操作
/// </summary>
/// <param name="context"></param>
public void Start(IBundleContext context)
{
this.context = context as BundleContextImpl;
bundle = (SystemBundle)context.Bundle;
framework = bundle.Framework;
if (framework.packageAdmin != null)
{
packageAdmin = Register(new String[] { ConfigConstant.BUNDLE_PACKAGEADMIN_NAME }, framework.packageAdmin, null);
}
if (framework.startLevelManager != null)
{
startLevel = Register(new String[] { ConfigConstant.BUNDLE_STARTLEVEL_NAME }, framework.startLevelManager, null);
}
}
public BundleHost(IBundleData bundledata, Framework framework)
: base(bundledata, framework)
{
context = null;
fragments = null;
}
