-/*
- FileURLConnection.java -- URLConnection class for "file" protocol
- Copyright (C) 1998, 1999, 2003 Free Software Foundation, Inc.
+/* FileURLConnection.java -- URLConnection class for "file" protocol
+ Copyright (C) 1998, 1999, 2003 Free Software Foundation, Inc.
- This file is part of GNU Classpath.
+This file is part of GNU Classpath.
- GNU Classpath is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
- GNU Classpath is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
- You should have received a copy of the GNU General Public License
- along with GNU Classpath; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA.
-
- Linking this library statically or dynamically with other modules is
- making a combined work based on this library. Thus, the terms and
- conditions of the GNU General Public License cover the whole
- combination.
-
- As a special exception, the copyright holders of this library give you
- permission to link this library with independent modules to produce an
- executable, regardless of the license terms of these independent
- modules, and to copy and distribute the resulting executable under
- terms of your choice, provided that you also meet, for each linked
- independent module, the terms and conditions of the license of that
- module. An independent module is a module which is not derived from
- or based on this library. If you modify this library, you may extend
- this exception to your version of the library, but you are not
- obligated to do so. If you do not wish to do so, delete this
- exception statement from your version.
-*/
package gnu.java.net.protocol.file;
import java.io.BufferedInputStream;
import java.net.URL;
import java.net.URLConnection;
import java.security.Permission;
-import java.util.Map;
-import java.util.Vector;
-import java.util.Hashtable;
-import java.util.Enumeration;
/**
* This subclass of java.net.URLConnection models a URLConnection via
*/
private OutputStream outputStream;
- private Hashtable hdrHash = new Hashtable();
- private Vector hdrVec = new Vector();
- private boolean gotHeaders = false;
-
/**
* FilePermission to read the file
*/
{
return permission;
}
-
- public String getHeaderField(String name)
- {
- try
- {
- getHeaders();
- }
- catch (IOException e)
- {
- return null;
- }
- return (String) hdrHash.get(name.toLowerCase());
- }
-
- public Map getHeaderFields()
- {
- try
- {
- getHeaders();
- }
- catch (IOException e)
- {
- return null;
- }
- return hdrHash;
- }
-
- public String getHeaderField(int n)
- {
- try
- {
- getHeaders();
- }
- catch (IOException x)
- {
- return null;
- }
- if (n < hdrVec.size())
- return getField ((String) hdrVec.elementAt(n));
-
- return null;
- }
-
- public String getHeaderFieldKey(int n)
- {
- try
- {
- getHeaders();
- }
- catch (IOException x)
- {
- return null;
- }
- if (n < hdrVec.size())
- return getKey ((String) hdrVec.elementAt(n));
-
- return null;
- }
-
- private String getKey(String str)
- {
- if (str == null)
- return null;
- int index = str.indexOf(':');
- if (index >= 0)
- return str.substring(0, index);
- else
- return null;
- }
-
- private String getField(String str)
- {
- if (str == null)
- return null;
- int index = str.indexOf(':');
- if (index >= 0)
- return str.substring(index + 1).trim();
- else
- return str;
- }
-
- private void getHeaders() throws IOException
- {
- if (gotHeaders)
- return;
- gotHeaders = true;
-
- connect();
-
- // Yes, it is overkill to use the hash table and vector here since
- // we're only putting one header in the file, but in case we need
- // to add others later and for consistency, we'll implement it this way.
-
- // Add the only header we know about right now: Content-length.
- long len = file.length();
- String line = "Content-length: " + len;
- hdrVec.addElement(line);
-
- // The key will never be null in this scenario since we build up the
- // headers ourselves. If we ever rely on getting a header from somewhere
- // else, then we may have to check if the result of getKey() is null.
- String key = getKey(line);
- hdrHash.put(key.toLowerCase(), Long.toString(len));
- }
-
-} // class FileURLConnection
+}
projects / platform / upstream / linaro-gcc.git / commitdiff