package jetbrains.buildServer.handleProvider;

import com.intellij.openapi.util.SystemInfo;
import jetbrains.buildServer.agent.AgentLifeCycleListener;
import jetbrains.buildServer.agent.BuildAgentConfiguration;
import jetbrains.buildServer.util.EventDispatcher;
import jetbrains.buildServer.util.FileUtil;
import org.jetbrains.annotations.NotNull;

import java.io.File;

/**
 * User: vbedrosova
 * Date: 25.02.2010
 * Time: 16:21:05
 */
public class HandleProvider {
  public static final String HANDLE_EXE_PATH = "handle.exe.path";

  private static boolean notDefined(String value) {
    return (value == null) || ("".equals(value));
  }

  public HandleProvider(@NotNull final EventDispatcher<AgentLifeCycleListener> agentDispatcher,
                        @NotNull final BuildAgentConfiguration config) {
    if (!SystemInfo.isWindows) {
      return;
    }
    if (notDefined(System.getProperty(HANDLE_EXE_PATH))) {
      final File pluginHandle = FileUtil.getCanonicalFile(new File(config.getAgentPluginsDirectory(),
        "handle-provider/bin/handle.exe"));
      System.setProperty(HANDLE_EXE_PATH, pluginHandle.getAbsolutePath());
    }
  }
}