本文整理了Java中java.net.URLClassLoader.close()方法的一些代码示例，展示了URLClassLoader.close()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。URLClassLoader.close()方法的具体详情如下：
包路径：java.net.URLClassLoader
类名称：URLClassLoader
方法名：close

URLClassLoader.close介绍

暂无

代码示例

代码示例来源：origin: apache/hive

@Override
 public void close() throws IOException {
  isClosed = true;
  super.close();
 }
}

代码示例来源：origin: apache/drill

@Override
 public void close() throws IOException {
  isClosed = true;
  super.close();
 }
}

代码示例来源：origin: org.eclipse.jetty/jetty-webapp

@Override
public void close() throws IOException
{
  super.close();
}

代码示例来源：origin: neo4j/neo4j

/**
 * Release class loader that was used for class loading and attempt to delete all extracted jars.
 * If deletion will not succeed, they will be deleted on JVM exit.
 *
 * @throws IOException
 */
@Override
public void close() throws IOException
{
  if ( jarsClassLoader != null )
  {
    jarsClassLoader.close();
  }
  extractedFiles.forEach( File::delete );
  extractedFiles.clear();
}

代码示例来源：origin: apache/nifi

@Override
public void closeURLClassLoader(final String instanceIdentifier, final ClassLoader classLoader) {
  if ((classLoader instanceof URLClassLoader)) {
    final URLClassLoader urlClassLoader = (URLClassLoader) classLoader;
    try {
      urlClassLoader.close();
    } catch (IOException e) {
      logger.warn("Unable to close URLClassLoader for " + instanceIdentifier);
    }
  }
}

代码示例来源：origin: google/guava

@Override
protected void tearDown() throws Exception {
 classReloader.close();
 Thread.currentThread().setContextClassLoader(oldClassLoader);
 System.clearProperty("guava.concurrent.generate_cancellation_cause");
}

代码示例来源：origin: apache/ignite

/**
 * Closes class loader logging possible checked exception.
 *
 * @param clsLdr Class loader. If it's {@code null} - it's no-op.
 * @param log Logger to log possible checked exception with (optional).
 */
public static void close(@Nullable URLClassLoader clsLdr, @Nullable IgniteLogger log) {
  if (clsLdr != null) {
    try {
      clsLdr.close();
    }
    catch (Exception e) {
      warn(log, "Failed to close resource: " + e.getMessage());
    }
  }
}

代码示例来源：origin: apache/nifi

/**
   *
   */
  @Override
  public void close() throws IOException {
    logger.info("Closing Spring Application Context");
    this.applicationContext.close();
    if (logger.isInfoEnabled()) {
      logger.info("Closing " + this.getClass().getClassLoader());
    }
    ((URLClassLoader) this.getClass().getClassLoader()).close();
    logger.info("Successfully closed Spring Application Context and its ClassLoader.");
  }
}

代码示例来源：origin: apache/hive

private void deleteAllLocalResources() {
 try {
  executorClassloader.close();
 } catch (Exception ex) {
  LOG.info("Failed to close the classloader", ex.getMessage());
 }
 resourcesByFn.clear();
 for (RefCountedResource rcr : localFiles.values()) {
  for (FunctionResource fr : rcr.resources) {
   // We ignore refcounts (and errors) for now.
   File file = new File(fr.getResourceURI());
   try {
    if (!file.delete()) {
     LOG.info("Failed to delete " + file);
    }
   } catch (Exception ex) {
    LOG.info("Failed to delete " + file + ": " + ex.getMessage());
   }
  }
 }
}

代码示例来源：origin: org.codehaus.groovy/groovy

/**
 * Closes this GroovyClassLoader and clears any caches it maintains.
 * <p>
 * No use should be made of this instance after this method is
 * invoked. Any classes that are already loaded are still accessible.
 *
 * @throws IOException
 * @see URLClassLoader#close()
 * @see #clearCache()
 * @since 2.5.0
 */
@Override
public void close() throws IOException {
  super.close();
  clearCache();
}

代码示例来源：origin: gocd/gocd

@Override
  public void close() throws Exception {
    urlClassLoader.close();
    urlClassLoader = null;
    recordCleanup();
    attemptToCleanupMaxRetryTimes();
  }
}

代码示例来源：origin: pentaho/pentaho-kettle

public void reset() {
 lock.writeLock().lock();
 try {
  pluginTypes.clear();
  extensions.clear();
  pluginMap.clear();
  classLoaderMap.clear();
  classLoaderGroupsMap.clear();
  folderBasedClassLoaderMap.clear();
  inverseClassLoaderLookup.forEach( ( key, value ) -> {
   try {
    key.close();
   } catch ( IOException e ) {
    e.printStackTrace();
   }
  } );
  inverseClassLoaderLookup.clear();
  categoryMap.clear();
  parentClassloaderPatternMap.clear();
  listeners.clear();
  JarFileCache.getInstance().clear();
 } finally {
  lock.writeLock().unlock();
 }
}

代码示例来源：origin: oracle/helidon

} finally {
  try {
    context.classLoader.close();
  } catch (IOException ignore) {

代码示例来源：origin: pentaho/pentaho-kettle

ucl.close();
} catch ( IOException e ) {
 e.printStackTrace();

代码示例来源：origin: org.eclipse.jetty/jetty-webapp

@Override
protected void stopContext() throws Exception
{
  stopWebapp();
  try
  {
    for (int i=_configurations.size();i-->0;)
      _configurations.get(i).deconfigure(this);
    if (_metadata != null)
      _metadata.clear();
    _metadata=new MetaData();
  }
  finally
  {
    if (_ownClassLoader)
    {
      ClassLoader loader = getClassLoader();
      if (loader != null && loader instanceof URLClassLoader)
        ((URLClassLoader)loader).close(); 
      setClassLoader(null);
    }
    setAvailable(true);
    _unavailableException=null;
  }
}

代码示例来源：origin: mulesoft/mule

/**
  * {@inheritDoc}
  */
 @Override
 public void close() {
  try {
   classLoader.close();
  } catch (IOException e) {
   throw new UncheckedIOException(e);
  }
 }
}

代码示例来源：origin: diffplug/spotless

/** Closes all cached classloaders. */
public static void clear() {
  List<URLClassLoader> toDelete;
  synchronized (instance) {
    toDelete = new ArrayList<>(instance.cache.values());
    instance.cache.clear();
  }
  for (URLClassLoader classLoader : toDelete) {
    try {
      classLoader.close();
    } catch (IOException e) {
      throw ThrowingEx.asRuntime(e);
    }
  }
}

代码示例来源：origin: org.codehaus.plexus/plexus-archiver

@Override
public void close()
  throws IOException
{
  try
  {
    urlClassLoader.close();
  }
  finally
  {
    try
    {
      zipFile.close();
    } finally
    {
      jarFile.close();
    }
  }
}

代码示例来源：origin: mulesoft/mule

@Override
public void dispose() {
 registeredClassLoaders.stream().map(c -> c.unfilteredClassLoader).forEach(this::disposeClassLoader);
 registeredClassLoaders.clear();
 descriptorMapping.forEach((descriptor, classloader) -> {
  try {
   classloader.close();
  } catch (IOException e) {
   reportPossibleLeak(e, descriptor.getArtifactId());
  }
 });
 descriptorMapping.clear();
 disposeClassLoader(ownerClassLoader);
 super.dispose();
}

代码示例来源：origin: mulesoft/mule

@Override
public void dispose() {
 descriptorMapping.forEach((descriptor, classloader) -> {
  try {
   classloader.close();
  } catch (IOException e) {
   reportPossibleLeak(e, descriptor.getArtifactId());
  }
 });
 descriptorMapping.clear();
 try {
  createResourceReleaserInstance().release();
 } catch (Exception e) {
  LOGGER.error("Cannot create resource releaser instance", e);
 }
 super.dispose();
 shutdownListeners();
}