/[classpath]/classpath/gnu/java/nio/MappedByteFileBuffer.java
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revision 1.8 by mkoch, Fri Mar 14 10:32:40 2003 UTC revision 1.9 by mkoch, Sun Apr 6 10:38:30 2003 UTC
# Line 46  import java.nio.IntBuffer; Line 46  import java.nio.IntBuffer;
46  import java.nio.LongBuffer;  import java.nio.LongBuffer;
47  import java.nio.ShortBuffer;  import java.nio.ShortBuffer;
48  import java.nio.MappedByteBuffer;  import java.nio.MappedByteBuffer;
49    import gnu.classpath.RawData;
50    
51  final public class MappedByteFileBuffer  final public class MappedByteFileBuffer
52    extends MappedByteBuffer    extends MappedByteBuffer
53  {  {
54    public long address;    public RawData map_address;
55    boolean readOnly;    boolean readOnly;
56    boolean direct;    boolean direct;
57    public FileChannelImpl ch;    public FileChannelImpl ch;
# Line 60  final public class MappedByteFileBuffer Line 61  final public class MappedByteFileBuffer
61      // FIXME      // FIXME
62      super (0, 0, 0, 0);      super (0, 0, 0, 0);
63      this.ch = ch;      this.ch = ch;
64      address = ch.address;      map_address = ch.map_address;
65    }    }
66        
67    public MappedByteFileBuffer(MappedByteFileBuffer b)    public MappedByteFileBuffer(MappedByteFileBuffer b)
# Line 69  final public class MappedByteFileBuffer Line 70  final public class MappedByteFileBuffer
70      super (0, 0, 0, 0);      super (0, 0, 0, 0);
71      this.readOnly = b.readOnly;      this.readOnly = b.readOnly;
72      this.ch = b.ch;      this.ch = b.ch;
73      address = b.address;      map_address = b.map_address;
74    }    }
75        
76    public boolean isReadOnly ()    public boolean isReadOnly ()
77    {    {
78      return readOnly;      return readOnly;
79    }    }
80    public static native byte nio_read_Byte_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Byte_file_channel(FileChannelImpl ch, int index, int limit, byte value, long address);    public static native byte nio_read_Byte_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Byte_file_channel(FileChannelImpl ch, int index, int limit, byte value, RawData address);
81    public static native short nio_read_Short_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Short_file_channel(FileChannelImpl ch, int index, int limit, short value, long address);    public static native short nio_read_Short_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Short_file_channel(FileChannelImpl ch, int index, int limit, short value, RawData address);
82    public static native char nio_read_Char_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Char_file_channel(FileChannelImpl ch, int index, int limit, char value, long address);    public static native char nio_read_Char_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Char_file_channel(FileChannelImpl ch, int index, int limit, char value, RawData address);
83    public static native int nio_read_Int_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Int_file_channel(FileChannelImpl ch, int index, int limit, int value, long address);    public static native int nio_read_Int_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Int_file_channel(FileChannelImpl ch, int index, int limit, int value, RawData address);
84    public static native long nio_read_Long_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Long_file_channel(FileChannelImpl ch, int index, int limit, long value, long address);    public static native long nio_read_Long_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Long_file_channel(FileChannelImpl ch, int index, int limit, long value, RawData address);
85    public static native float nio_read_Float_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Float_file_channel(FileChannelImpl ch, int index, int limit, float value, long address);    public static native float nio_read_Float_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Float_file_channel(FileChannelImpl ch, int index, int limit, float value, RawData address);
86    public static native double nio_read_Double_file_channel(FileChannelImpl ch, int index, int limit, long address); public static native void nio_write_Double_file_channel(FileChannelImpl ch, int index, int limit, double value, long address);    public static native double nio_read_Double_file_channel(FileChannelImpl ch, int index, int limit, RawData address); public static native void nio_write_Double_file_channel(FileChannelImpl ch, int index, int limit, double value, RawData address);
87    
88    final public byte get()    final public byte get()
89    {    {
90      byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, position(), limit(), address);      byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, position(), limit(), map_address);
91      position(position() + 1);      position(position() + 1);
92      return a;      return a;
93    }    }
94    
95    final public ByteBuffer put(byte b)    final public ByteBuffer put(byte b)
96    {    {
97      MappedByteFileBuffer.nio_write_Byte_file_channel(ch, position(), limit(), b, address);      MappedByteFileBuffer.nio_write_Byte_file_channel(ch, position(), limit(), b, map_address);
98      position(position() + 1);      position(position() + 1);
99      return this;      return this;
100    }    }
101    
102    final public byte get(int index)    final public byte get(int index)
103    {    {
104      byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, index, limit(), address);      byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, index, limit(), map_address);
105      return a;      return a;
106    }    }
107    
108    final public ByteBuffer put(int index, byte b)    final public ByteBuffer put(int index, byte b)
109    {    {
110      MappedByteFileBuffer.nio_write_Byte_file_channel(ch, index, limit(), b, address);      MappedByteFileBuffer.nio_write_Byte_file_channel(ch, index, limit(), b, map_address);
111      return this;      return this;
112    }    }
113    
# Line 138  final public class MappedByteFileBuffer Line 139  final public class MappedByteFileBuffer
139      return b;      return b;
140    }    }
141    
142    final public ByteBuffer asByteBuffer() { ByteBuffer res = new MappedByteFileBuffer(ch); res.limit((limit()*1)/1); return res; } final public byte getByte() { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putByte(byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public byte getByte(int index) { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putByte(int index, byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, index, limit(), value, address); return this; };    final public ByteBuffer asByteBuffer() { ByteBuffer res = new MappedByteFileBuffer(ch); res.limit((limit()*1)/1); return res; } final public byte getByte() { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putByte(byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public byte getByte(int index) { byte a = MappedByteFileBuffer.nio_read_Byte_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putByte(int index, byte value) { MappedByteFileBuffer.nio_write_Byte_file_channel(ch, index, limit(), value, map_address); return this; };
143    final public CharBuffer asCharBuffer() { CharBuffer res = new MappedCharFileBuffer(ch); res.limit((limit()*1)/2); return res; } final public char getChar() { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putChar(char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public char getChar(int index) { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putChar(int index, char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, index, limit(), value, address); return this; };    final public CharBuffer asCharBuffer() { CharBuffer res = new MappedCharFileBuffer(ch); res.limit((limit()*1)/2); return res; } final public char getChar() { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putChar(char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public char getChar(int index) { char a = MappedByteFileBuffer.nio_read_Char_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putChar(int index, char value) { MappedByteFileBuffer.nio_write_Char_file_channel(ch, index, limit(), value, map_address); return this; };
144    final public ShortBuffer asShortBuffer() { ShortBuffer res = new MappedShortFileBuffer(ch); res.limit((limit()*1)/2); return res; } final public short getShort() { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putShort(short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public short getShort(int index) { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putShort(int index, short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, index, limit(), value, address); return this; };    final public ShortBuffer asShortBuffer() { ShortBuffer res = new MappedShortFileBuffer(ch); res.limit((limit()*1)/2); return res; } final public short getShort() { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putShort(short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public short getShort(int index) { short a = MappedByteFileBuffer.nio_read_Short_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putShort(int index, short value) { MappedByteFileBuffer.nio_write_Short_file_channel(ch, index, limit(), value, map_address); return this; };
145    final public IntBuffer asIntBuffer() { IntBuffer res = new MappedIntFileBuffer(ch); res.limit((limit()*1)/4); return res; } final public int getInt() { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putInt(int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public int getInt(int index) { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putInt(int index, int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, index, limit(), value, address); return this; };    final public IntBuffer asIntBuffer() { IntBuffer res = new MappedIntFileBuffer(ch); res.limit((limit()*1)/4); return res; } final public int getInt() { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putInt(int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public int getInt(int index) { int a = MappedByteFileBuffer.nio_read_Int_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putInt(int index, int value) { MappedByteFileBuffer.nio_write_Int_file_channel(ch, index, limit(), value, map_address); return this; };
146    final public LongBuffer asLongBuffer() { LongBuffer res = new MappedLongFileBuffer(ch); res.limit((limit()*1)/8); return res; } final public long getLong() { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putLong(long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public long getLong(int index) { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putLong(int index, long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, index, limit(), value, address); return this; };    final public LongBuffer asLongBuffer() { LongBuffer res = new MappedLongFileBuffer(ch); res.limit((limit()*1)/8); return res; } final public long getLong() { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putLong(long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public long getLong(int index) { long a = MappedByteFileBuffer.nio_read_Long_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putLong(int index, long value) { MappedByteFileBuffer.nio_write_Long_file_channel(ch, index, limit(), value, map_address); return this; };
147    final public FloatBuffer asFloatBuffer() { FloatBuffer res = new MappedFloatFileBuffer(ch); res.limit((limit()*1)/4); return res; } final public float getFloat() { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putFloat(float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public float getFloat(int index) { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putFloat(int index, float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, index, limit(), value, address); return this; };    final public FloatBuffer asFloatBuffer() { FloatBuffer res = new MappedFloatFileBuffer(ch); res.limit((limit()*1)/4); return res; } final public float getFloat() { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putFloat(float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public float getFloat(int index) { float a = MappedByteFileBuffer.nio_read_Float_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putFloat(int index, float value) { MappedByteFileBuffer.nio_write_Float_file_channel(ch, index, limit(), value, map_address); return this; };
148    final public DoubleBuffer asDoubleBuffer() { DoubleBuffer res = new MappedDoubleFileBuffer(ch); res.limit((limit()*1)/8); return res; } final public double getDouble() { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, position(), limit(), address); position(position() + 1); return a; } final public ByteBuffer putDouble(double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, position(), limit(), value, address); position(position() + 1); return this; } final public double getDouble(int index) { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, index, limit(), address); return a; } final public ByteBuffer putDouble(int index, double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, index, limit(), value, address); return this; };    final public DoubleBuffer asDoubleBuffer() { DoubleBuffer res = new MappedDoubleFileBuffer(ch); res.limit((limit()*1)/8); return res; } final public double getDouble() { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, position(), limit(), map_address); position(position() + 1); return a; } final public ByteBuffer putDouble(double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, position(), limit(), value, map_address); position(position() + 1); return this; } final public double getDouble(int index) { double a = MappedByteFileBuffer.nio_read_Double_file_channel(ch, index, limit(), map_address); return a; } final public ByteBuffer putDouble(int index, double value) { MappedByteFileBuffer.nio_write_Double_file_channel(ch, index, limit(), value, map_address); return this; };
149  }  }

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