package com.atlassian.plugin.osgi.factory;
   
   import com.atlassian.plugin.IllegalPluginStateException;
   import com.atlassian.plugin.PluginDependencies;
   import com.atlassian.plugin.module.ContainerAccessor;
   import com.atlassian.plugin.osgi.container.OsgiContainerException;
   import org.osgi.framework.Bundle;
   import org.osgi.util.tracker.ServiceTracker;
   
  import javax.annotation.Nonnull;
  import java.io.InputStream;
  import java.net.URL;
  import java.util.Set;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  
  /**
   * Helper class that implements common behaviour to {@link OsgiPluginHelper} instances whether
   * before installation or after deinstallation.
   *
   * @since 3.0.17
   */
  abstract class OsgiPluginNotInstalledHelperBase implements OsgiPluginHelper {
      private final String key;
  
      OsgiPluginNotInstalledHelperBase(final String key) {
          this.key = checkNotNull(key);
      }
  
      public Bundle getBundle() {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public URL getResource(final String name) {
          throw new IllegalPluginStateException("Cannot getResource(" + name + "): " + getNotInstalledMessage());
      }
  
      public InputStream getResourceAsStream(final String name) {
          throw new IllegalPluginStateException("Cannot getResourceAsStream(" + name + "): " + getNotInstalledMessage());
      }
  
      public ClassLoader getClassLoader() {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public void onEnable(final ServiceTracker... serviceTrackers) throws OsgiContainerException {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public void onDisable() throws OsgiContainerException {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public void onUninstall() throws OsgiContainerException {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      @Nonnull
      @Override
      public PluginDependencies getDependencies() {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public void setPluginContainer(final Object container) {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public ContainerAccessor getContainerAccessor() {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      public ContainerAccessor getRequiredContainerAccessor() {
          throw new IllegalPluginStateException(getNotInstalledMessage());
      }
  
      protected String getKey() {
          return key;
      }
  
      protected abstract String getNotInstalledMessage();
  }