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Class com.jconfig.mac.ResFileMRJ

    java.lang.Object
       |
       +----com.jconfig.mac.ResFileMRJ

Summary

    class  ResFileMRJ
         extends java.lang.Object
    {
              // Fields 11
         public static final int RESFORK_OPENEXISTING;
         public static final int RESFORK_READONLY;
         private static final String copyrightString;
         private int fileFD;
         public static final int kResTypeSIZE;
         public static final int kResTypevers;
         private int mode;
         private byte[] pName;
         private int parID;
         private int perms;
         private int vRef;

              // Constructors 1
         ResFileMRJ(int, int, byte[], int, int) throws IOException;

              // Methods 8
         private static native void nCloseResFile(int);
         private static native int nGetResource(int, int, int, byte[]);
         private static native int nGetResourceSize(int, int, int, int[]);
         private static native int nOpenExistingResFile(int, int, byte[]);
         static void testLink();

         public void close();
         public byte[] getResource(int, int);
         public int open();
    }

Used to read resources from files on Mac.

Author:
  Copyright (c) 1997,1998,1999,2000 Samizdat Productions. All Rights Reserved.

Fields

### · copyrightString | Summary | Top

       private static final String copyrightString

### · RESFORK_OPENEXISTING | Summary | Top

       public static final int RESFORK_OPENEXISTING

> See the constructor

### · RESFORK_READONLY | Summary | Top

       public static final int RESFORK_READONLY

> See the constructor

### · kResTypevers | Summary | Top

       public static final int kResTypevers

> 'vers'

### · kResTypeSIZE | Summary | Top

       public static final int kResTypeSIZE

> 'SIZE'

### · fileFD | Summary | Top

       private int fileFD

### · vRef | Summary | Top

       private int vRef

### · parID | Summary | Top

       private int parID

### · mode | Summary | Top

       private int mode

### · perms | Summary | Top

       private int perms

### · pName | Summary | Top

       private byte[] pName

Constructors

### · ResFileMRJ | Summary | Top

       ResFileMRJ(int vRef,
                  int parID,
                  byte[] pNm,
                  int mode,
                  int perms)  throws IOException

> Saves the values passed to this routine, but does not open the resource fork. To open the resource fork, call the 'open' method.

> Parameter | Description
> vRef | the vRefNum of the file
> parID | the parID of the file
> pName | the name of the file, as a Pascal string
> mode | must be RESFORK_OPENEXISTING
> perms | must be RESFORK_READONLY

Methods

### · open | Summary | Top

       public int open()

> Open the resource fork. Returns -1 if an error occurs, ErrCodes.ERROR_NONE otherwise.

### · getResource | Summary | Top

       public byte[] getResource(int resName,
                                 int resID)

> Read a resource of the given type and id. Returns a byte array containing the data, or null if an error occurs..

### · close | Summary | Top

       public void close()

> Close the resource fork. Call this after calling open().

### · nOpenExistingResFile | Summary | Top

       private static native int nOpenExistingResFile(int vRef,
                                                      int parID,
                                                      byte[] pName)

> Given an FSSpec, open the resource fork of an existing file. Returns the file ref num.

### · nCloseResFile | Summary | Top

       private static native void nCloseResFile(int fileFD)

> Close a previously opened file.

### · nGetResourceSize | Summary | Top

       private static native int nGetResourceSize(int fileFD,
                                                  int resName,
                                                  int resID,
                                                  int[] retSize)

> Given a file ref num and a resource type and ID, return the resource's size.

### · nGetResource | Summary | Top

       private static native int nGetResource(int fileFD,
                                              int resName,
                                              int resID,
                                              byte[] data)

> Given a file ref num and a resource type and ID, return the resource data. 'data' must be >= the size of the resource..

### · testLink | Summary | Top

       static void testLink()

> Calls each of the native methods with invalid arguments. Used to test if there are link problems.

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