1 /*
   2  * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.codemodel.internal.fmt;
  27 
  28 import java.io.DataInputStream;
  29 import java.io.IOException;
  30 import java.io.OutputStream;
  31 
  32 import com.sun.codemodel.internal.JResourceFile;
  33 
  34 /**
  35  * Allows an application to copy a resource file to the output.
  36  *
  37  * @author
  38  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
  39  */
  40 public final class JStaticFile extends JResourceFile {
  41 
  42     private final ClassLoader classLoader;
  43     private final String resourceName;
  44     private final boolean isResource;
  45 
  46     public JStaticFile(String _resourceName) {
  47         this(_resourceName,!_resourceName.endsWith(".java"));
  48     }
  49 
  50     public JStaticFile(String _resourceName,boolean isResource) {
  51         this( SecureLoader.getClassClassLoader(JStaticFile.class), _resourceName, isResource );
  52     }
  53 
  54     /**
  55      * @param isResource
  56      *      false if this is a Java source file. True if this is other resource files.
  57      */
  58     public JStaticFile(ClassLoader _classLoader, String _resourceName, boolean isResource) {
  59         super(_resourceName.substring(_resourceName.lastIndexOf('/')+1));
  60         this.classLoader = _classLoader;
  61         this.resourceName = _resourceName;
  62         this.isResource = isResource;
  63     }
  64 
  65     protected boolean isResource() {
  66         return isResource;
  67     }
  68 
  69     protected void build(OutputStream os) throws IOException {
  70         DataInputStream dis = new DataInputStream(classLoader.getResourceAsStream(resourceName));
  71 
  72         byte[] buf = new byte[256];
  73         int sz;
  74         while( (sz=dis.read(buf))>0 )
  75             os.write(buf,0,sz);
  76 
  77         dis.close();
  78     }
  79 
  80 }