本文整理汇总了Java中java.nio.channels.Channel.close方法的典型用法代码示例。如果您正苦于以下问题：Java Channel.close方法的具体用法？Java Channel.close怎么用？Java Channel.close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.nio.channels.Channel的用法示例。
在下文中一共展示了Channel.close方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: releaseFileLock
import java.nio.channels.Channel; //导入方法依赖的package包/类
public void releaseFileLock() {
if (fileLock != null) {
if (log.isTraceEnable()) {
log.info(this, "Releasing the file lock of " + this.filePath.getFileName());
}
Channel fc = fileLock.acquiredBy();
try {
fileLock.release();
fileLock = null;
if (fc != null) {
fc.close();
}
}
catch (IOException e) {
}
}
}
示例2: close
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* Closes a channel. Channel can be null and any IOException's will be swallowed.
*
* @param channel The stream to close.
*/
public static void close( Channel channel )
{
if ( channel == null )
{
return;
}
try
{
channel.close();
}
catch ( IOException ex )
{
// ignore
}
}
示例3: closeHard
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* This should be followed by closing a selector.
*
* @param channel the channel to close.
*/
public static void closeHard(final Channel channel) {
if (channel != null) {
try {
// Close socket
if (channel instanceof SocketChannel) {
closeHard(((SocketChannel) channel).socket());
}
// Close channel
channel.close();
} catch (final Exception e) {
ignoreException(e, "closing hard");
}
}
}
示例4: createFileHandler
import java.nio.channels.Channel; //导入方法依赖的package包/类
public void createFileHandler() {
TimeCacheMap.ExpiredCallback<Object, Object> expiredCallback = new TimeCacheMap.ExpiredCallback<Object, Object>() {
@Override
public void expire(Object key, Object val) {
try {
LOG.info("Close file " + String.valueOf(key));
if (val != null) {
if (val instanceof Channel) {
Channel channel = (Channel) val;
channel.close();
} else if (val instanceof BufferFileInputStream) {
BufferFileInputStream is = (BufferFileInputStream) val;
is.close();
}
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
};
int file_copy_expiration_secs = JStormUtils.parseInt(conf.get(Config.NIMBUS_FILE_COPY_EXPIRATION_SECS), 30);
uploaders = new TimeCacheMap<Object, Object>(file_copy_expiration_secs, expiredCallback);
downloaders = new TimeCacheMap<Object, Object>(file_copy_expiration_secs, expiredCallback);
}
示例5: close
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* Closes a channel. Channel can be null and any IOException's will be swallowed.
*
* @param channel The stream to close.
*/
public static void close( Channel channel )
{
if ( channel == null )
{
return;
}
try
{
channel.close();
}
catch( IOException ex )
{
// ignore
}
}
示例6: createFileHandler
import java.nio.channels.Channel; //导入方法依赖的package包/类
public void createFileHandler() {
ExpiredCallback<Object, Object> expiredCallback = new ExpiredCallback<Object, Object>() {
@Override
public void expire(Object key, Object val) {
try {
LOG.info("Close file " + String.valueOf(key));
if (val != null) {
if (val instanceof Channel) {
Channel channel = (Channel) val;
channel.close();
} else if (val instanceof BufferFileInputStream) {
BufferFileInputStream is = (BufferFileInputStream) val;
is.close();
}
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
};
int file_copy_expiration_secs = JStormUtils.parseInt(conf.get(Config.NIMBUS_FILE_COPY_EXPIRATION_SECS), 30);
uploaders = new TimeCacheMap<>(file_copy_expiration_secs, expiredCallback);
downloaders = new TimeCacheMap<>(file_copy_expiration_secs, expiredCallback);
}
示例7: close
import java.nio.channels.Channel; //导入方法依赖的package包/类
private void close(RandomAccessFile file, Channel channel, MappedByteBuffer mappedFile) {
if (mappedFile == null) {
return;
}
// sync to disk
mappedFile.force();
try {
// close mappedFile
AccessController.doPrivileged((PrivilegedExceptionAction<Object>) () -> {
Method cleaner = mappedFile.getClass().getMethod("cleaner");
cleaner.setAccessible(true);
((Cleaner) cleaner.invoke(mappedFile)).clean();
return null;
});
// close channel
if (channel != null && channel.isOpen()) {
channel.close();
}
// close file
if (file != null) {
file.close();
}
} catch (Exception e) {
logger.error(e.getMessage());
e.printStackTrace();
}
}
示例8: run
import java.nio.channels.Channel; //导入方法依赖的package包/类
@Override
public void run(Selectable selectable) {
Channel channel = selectable.getChannel();
if (channel != null) {
try {
channel.close();
} catch(IOException ioException) {
// Ignore
}
}
}
示例9: closeQuietly
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* Close the passed Channel, logging any IOExceptions but not re-throwing them.
*
* @param channel Channel to be closed (can be null).
*/
public static void closeQuietly(Channel channel) {
if (channel != null) {
try {
channel.close();
} catch (IOException e) {
log.error(e);
}
}
}
示例10: createNimbusData
import java.nio.channels.Channel; //导入方法依赖的package包/类
private NimbusData createNimbusData(Map conf, INimbus inimbus)
throws Exception {
TimeCacheMap.ExpiredCallback<Object, Object> expiredCallback = new TimeCacheMap.ExpiredCallback<Object, Object>() {
@Override
public void expire(Object key, Object val) {
try {
LOG.info("Close file " + String.valueOf(key));
if (val != null) {
if (val instanceof Channel) {
Channel channel = (Channel) val;
channel.close();
} else if (val instanceof BufferFileInputStream) {
BufferFileInputStream is = (BufferFileInputStream) val;
is.close();
}
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
};
int file_copy_expiration_secs = JStormUtils.parseInt(
conf.get(Config.NIMBUS_FILE_COPY_EXPIRATION_SECS), 30);
TimeCacheMap<Object, Object> uploaders = new TimeCacheMap<Object, Object>(
file_copy_expiration_secs, expiredCallback);
TimeCacheMap<Object, Object> downloaders = new TimeCacheMap<Object, Object>(
file_copy_expiration_secs, expiredCallback);
// Callback callback=new TimerCallBack();
// StormTimer timer=Timer.mkTimerTimer(callback);
NimbusData data = new NimbusData(conf, downloaders, uploaders, inimbus);
return data;
}
示例11: createNimbusData
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* 1.此处定义一个TimcacheMap缓存失效时候的callback函数，关闭channel和stream
* 建立上传和下载两个缓存，缓存流
* 新建一个Nimbus对象
*/
@SuppressWarnings("rawtypes")
private NimbusData createNimbusData(Map conf, INimbus inimbus) throws Exception {
TimeCacheMap.ExpiredCallback<Object, Object> expiredCallback = new TimeCacheMap.ExpiredCallback<Object, Object>() {
@Override
public void expire(Object key, Object val) {
try {
LOG.info("Close file " + String.valueOf(key));
if (val != null) {
if (val instanceof Channel) {
Channel channel = (Channel) val;
channel.close();
} else if (val instanceof BufferFileInputStream) {
BufferFileInputStream is = (BufferFileInputStream) val;
is.close();
}
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
};
int file_copy_expiration_secs = JStormUtils.parseInt(conf.get(Config.NIMBUS_FILE_COPY_EXPIRATION_SECS), 30);
TimeCacheMap<Object, Object> uploaders = new TimeCacheMap<Object, Object>(file_copy_expiration_secs,
expiredCallback);
TimeCacheMap<Object, Object> downloaders = new TimeCacheMap<Object, Object>(file_copy_expiration_secs,
expiredCallback);
// Callback callback=new TimerCallBack();
// StormTimer timer=Timer.mkTimerTimer(callback);
NimbusData data = new NimbusData(conf, downloaders, uploaders, inimbus);
return data;
}
示例12: destroy
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* Destroy Channel instance.
*
* @param channel instance of the channel.
*/
public static void destroy(final Channel channel) {
if (null != channel) {
try {
channel.close();
} catch (final Throwable ignored) {
Log.i(PreferencesUnified.LOG_TAG, ignored.getMessage());
}
}
}
示例13: createNimbusData
import java.nio.channels.Channel; //导入方法依赖的package包/类
@SuppressWarnings("rawtypes")
private NimbusData createNimbusData(Map conf, INimbus inimbus)
throws Exception {
TimeCacheMap.ExpiredCallback<Object, Object> expiredCallback = new TimeCacheMap.ExpiredCallback<Object, Object>() {
@Override
public void expire(Object key, Object val) {
try {
LOG.info("Close file " + String.valueOf(key));
if (val != null) {
if (val instanceof Channel) {
Channel channel = (Channel) val;
channel.close();
} else if (val instanceof BufferFileInputStream) {
BufferFileInputStream is = (BufferFileInputStream) val;
is.close();
}
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
};
int file_copy_expiration_secs = JStormUtils.parseInt(
conf.get(Config.NIMBUS_FILE_COPY_EXPIRATION_SECS), 30);
TimeCacheMap<Object, Object> uploaders = new TimeCacheMap<Object, Object>(
file_copy_expiration_secs, expiredCallback);
TimeCacheMap<Object, Object> downloaders = new TimeCacheMap<Object, Object>(
file_copy_expiration_secs, expiredCallback);
// Callback callback=new TimerCallBack();
// StormTimer timer=Timer.mkTimerTimer(callback);
NimbusData data = new NimbusData(conf, downloaders, uploaders, inimbus);
return data;
}
示例14: close
import java.nio.channels.Channel; //导入方法依赖的package包/类
/**
* Shutdown the given channel.
*
* @param channel The channel to close.
* @return True if successful, false if an error occurred
*/
public static boolean close(Channel channel)
{
try {
channel.close();
return true;
} catch(Exception ex) {
return false;
}
}
示例15: close
import java.nio.channels.Channel; //导入方法依赖的package包/类
public static void close(Channel ch) {
try {
if (ch != null)
ch.close();
} catch (IOException e) {
e.printStackTrace();
}
}