org.eclipse.jetty.util.IO类的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中org.eclipse.jetty.util.IO类的一些代码示例，展示了IO类的具体用法。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。IO类的具体详情如下：
包路径：org.eclipse.jetty.util.IO
类名称：IO

IO介绍

[英]IO Utilities. Provides stream handling utilities in singleton Threadpool implementation accessed by static members.
[中]IO实用程序。在静态成员访问的singleton Threadpool实现中提供流处理实用程序。

代码示例

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

  1. /** 
  2.  * @param out the output stream to write to 
  3.  * @param start First byte to write
  4.  * @param count Bytes to write or -1 for all of them.
  5.  * @throws IOException if unable to copy the Resource to the output
  6.  */
  7. public void writeTo(OutputStream out,long start,long count)
  8.   throws IOException
  9. {
  10.   try (InputStream in = getInputStream())
  11.   {
  12.     in.skip(start);
  13.     if (count<0)
  14.       IO.copy(in,out);
  15.     else
  16.       IO.copy(in,out,count);
  17.   }
  18. }

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

  1. /**
  2.  * closes a reader, and logs exceptions
  3.  *
  4.  * @param reader the reader to close
  5.  */
  6. public static void close(Reader reader)
  7. {
  8.   close((Closeable)reader);
  9. }

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

  1. /** Read input stream to string.
  2.  * @param in the stream to read from (until EOF)
  3.  * @return the String parsed from stream (default Charset)
  4.  * @throws IOException if unable to read the stream (or handle the charset)
  5.  */
  6. public static String toString(InputStream in)
  7.   throws IOException
  8. {
  9.   return toString(in,(Charset)null);
  10. }

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

  1. /** Copy files or directories
  2.  * @param from the file to copy
  3.  * @param to the destination to copy to
  4.  * @throws IOException if unable to copy
  5.  */
  6. public static void copy(File from,File to) throws IOException
  7. {
  8.   if (from.isDirectory())
  9.     copyDir(from,to);
  10.   else
  11.     copyFile(from,to);
  12. }

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

  1. @Override
  2. public void copyTo(File destination)
  3.     throws IOException
  4. {
  5.   if (isDirectory())
  6.   {
  7.     IO.copyDir(getFile(),destination);
  8.   }
  9.   else
  10.   {
  11.     if (destination.exists())
  12.       throw new IllegalArgumentException(destination+" exists");
  13.     IO.copy(getFile(),destination);
  14.   }
  15. }

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

  1. if (web_app.isAlias())
  2.   LOG.debug(web_app + " anti-aliased to " + web_app.getAlias());
  3.   web_app = context.newResource(web_app.getAlias());
  4. if (LOG.isDebugEnabled())
  5.   LOG.debug("Try webapp=" + web_app + ", exists=" + web_app.exists() + ", directory=" + web_app.isDirectory()+" file="+(web_app.getFile()));
  6.         IO.delete(extractedWebAppDir);
  7.         extractedWebAppDir.mkdir();
  8.         LOG.debug("Extract " + web_app + " to " + extractedWebAppDir);
  9.   IO.delete(extractedWebInfDir);
  10. extractedWebInfDir.mkdir();
  11. Resource web_inf_lib = web_inf.addPath("lib/");
  12.     IO.delete(webInfLibDir);
  13.   webInfLibDir.mkdir();
  14.     IO.delete(webInfClassesDir);
  15.   webInfClassesDir.mkdir();
  16.   LOG.debug("Copying WEB-INF/classes from "+web_inf_classes+" to "+webInfClassesDir.getAbsolutePath());

代码示例来源：origin: org.eclipse.jetty.aggregate/jetty-all-server

  1. public DefaultHandler()
  2. {
  3.   try
  4.   {
  5.     URL fav = this.getClass().getClassLoader().getResource("org/eclipse/jetty/favicon.ico");
  6.     if (fav!=null)
  7.     {
  8.       Resource r = Resource.newResource(fav);
  9.       _favicon=IO.readBytes(r.getInputStream());
  10.     }
  11.   }
  12.   catch(Exception e)
  13.   {
  14.     LOG.warn(e);
  15.   }
  16. }

代码示例来源：origin: org.eclipse.jetty.aggregate/jetty-all-server

  1. public void destroy()
  2. {
  3.   for (File file : _files)
  4.   {
  5.     if (file.exists())
  6.     {
  7.       LOG.debug("Destroy {}",file);
  8.       IO.delete(file);
  9.     }
  10.   }
  11. }

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

  1. @Override
  2. public void destroy()
  3. {
  4.   for (File file : _files)
  5.   {
  6.     if (file.exists())
  7.     {
  8.       if (LOG.isDebugEnabled())
  9.         LOG.debug("Destroy {}",file);
  10.       IO.delete(file);
  11.     }
  12.   }
  13. }

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

  1. byte[] bytes = IO.readBytes(content);
  2. if (LOG.isDebugEnabled())
  3.   LOG.debug("foundClass({}) url={} cl={}",name,url,this);

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

  1. return;
  2. if(LOG.isDebugEnabled())
  3.   LOG.debug("Extract "+this+" to "+directory);
  4. boolean subEntryIsDir = (subEntryName != null && subEntryName.endsWith("/")?true:false);
  5. if (LOG.isDebugEnabled()) 
  6.   LOG.debug("Extracting entry = "+subEntryName+" from jar "+jarFileURL);
  7. URLConnection c = jarFileURL.openConnection();
  8.         IO.copy(jin,fout);

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

  1. private Path extractPackedFile(JarFileResource configResource) throws IOException
  2. {
  3.   String uri = configResource.getURI().toASCIIString();
  4.   int colon = uri.lastIndexOf(":");
  5.   int bang_slash = uri.indexOf("!/");
  6.   if (colon < 0 || bang_slash < 0 || colon > bang_slash)
  7.     throw new IllegalArgumentException("Not resolved JarFile resource: " + uri);
  8.   String entry_path = uri.substring(colon + 2).replace("!/", "__").replace('/', '_').replace('.', '_');
  9.   Path tmpDirectory = Files.createTempDirectory("users_store");
  10.   tmpDirectory.toFile().deleteOnExit();
  11.   Path extractedPath = Paths.get(tmpDirectory.toString(), entry_path);
  12.   Files.deleteIfExists(extractedPath);
  13.   extractedPath.toFile().deleteOnExit();
  14.   IO.copy(configResource.getInputStream(), new FileOutputStream(extractedPath.toFile()));
  15.   if (isHotReload())
  16.   {
  17.     LOG.warn("Cannot hot reload from packed configuration: {}", configResource);
  18.     setHotReload(false);
  19.   }
  20.   return extractedPath;
  21. }

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

  1. @Override
  2.   public void run()
  3.   {
  4.     try {
  5.       if (in!=null)
  6.         copy(in,out,-1);
  7.       else
  8.         copy(read,write,-1);
  9.     }
  10.     catch(IOException e)
  11.     {
  12.       LOG.ignore(e);
  13.       try{
  14.         if (out!=null)
  15.           out.close();
  16.         if (write!=null)
  17.           write.close();
  18.       }
  19.       catch(IOException e2)
  20.       {
  21.         LOG.ignore(e2);
  22.       }
  23.     }
  24.   }
  25. }

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

  1. /** Copy Reader to Writer out until EOF or exception.
  2.  * @param in the read to read from (until EOF)
  3.  * @param out the writer to write to
  4.  * @throws IOException if unable to copy the streams
  5.  */
  6. public static void copy(Reader in, Writer out)
  7.    throws IOException
  8. {
  9.   copy(in,out,-1);
  10. }

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

  1. @Override
  2.   public void close() throws IOException {this.in=IO.getClosedStream();}
  3. };

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

  1. @Override
  2. public PrintWriter getWriter() throws IOException
  3. {
  4.   return IO.getNullPrintWriter();
  5. }

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

  1. @Override
  2. public void deconfigure(WebAppContext context) throws Exception
  3. {
  4.   //if we're not persisting the temp dir contents delete it
  5.   if (!context.isPersistTempDirectory())
  6.   {
  7.     IO.delete(context.getTempDirectory());
  8.   }
  9.   
  10.   //if it wasn't explicitly configured by the user, then unset it
  11.   Boolean tmpdirConfigured = (Boolean)context.getAttribute(TEMPDIR_CONFIGURED);
  12.   if (tmpdirConfigured != null && !tmpdirConfigured) 
  13.     context.setTempDirectory(null);
  14.   //reset the base resource back to what it was before we did any unpacking of resources
  15.   if (context.getBaseResource() != null)
  16.     context.getBaseResource().close();
  17.   context.setBaseResource(_preUnpackBaseResource);
  18. }

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

  1. public void configureTempDirectory (File dir, WebAppContext context)
  2. {
  3.   if (dir == null)
  4.     throw new IllegalArgumentException("Null temp dir");
  5.   //if dir exists and we don't want it persisted, delete it
  6.   if (dir.exists() && !context.isPersistTempDirectory())
  7.   {
  8.     if (!IO.delete(dir))
  9.       throw new IllegalStateException("Failed to delete temp dir "+dir);
  10.   }
  11.   //if it doesn't exist make it
  12.   if (!dir.exists())
  13.     dir.mkdirs();
  14.   if (!context.isPersistTempDirectory())
  15.     dir.deleteOnExit();
  16.   //is it useable
  17.   if (!dir.canWrite() || !dir.isDirectory())   
  18.     throw new IllegalStateException("Temp dir "+dir+" not useable: writeable="+dir.canWrite()+", dir="+dir.isDirectory());
  19. }

代码示例来源：origin: cd.connect.common/connect-runnable-war

  1. public InMemoryResource(InMemoryResource parent, InputStream stream, String fileName) {
  2.   this.parent = parent;
  3.   try {
  4.     self = new ByteArray();
  5.     if (stream != null) {
  6.       self.bytes = IO.readBytes(stream);
  7.     }
  8.   } catch (IOException e) {
  9.     throw new RuntimeException(String.format("Unable to read input stream for %s", fileName) );
  10.   }
  11.   this.fileName = fileName;
  12. }

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

  1. @Override
  2. public void copyTo(File destination) throws IOException
  3. {
  4.   if (isDirectory())
  5.   {
  6.     IO.copyDir(this.path.toFile(),destination);
  7.   }
  8.   else
  9.   {
  10.     Files.copy(this.path,destination.toPath());
  11.   }
  12. }

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