1 // Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors 2 // Licensed under the MIT License: 3 // 4 // Permission is hereby granted, free of charge, to any person obtaining a copy 5 // of this software and associated documentation files (the "Software"), to deal 6 // in the Software without restriction, including without limitation the rights 7 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 // copies of the Software, and to permit persons to whom the Software is 9 // furnished to do so, subject to the following conditions: 10 // 11 // The above copyright notice and this permission notice shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 20 // THE SOFTWARE. 21 22 module capnproto.GeneratedClassSupport; 23 24 import java.nio.ByteBuffer; 25 26 import capnproto.AnyPointer; 27 import capnproto.Data; 28 import capnproto.ReaderArena; 29 import capnproto.SegmentReader; 30 import capnproto.Text; 31 32 struct GeneratedClassSupport 33 { 34 static SegmentReader decodeRawBytes(ubyte[] s) 35 { 36 ByteBuffer[] bb; 37 return SegmentReader(ByteBuffer(s), new ReaderArena(bb, 0x7fffffffffffffffL)); 38 } 39 40 struct Const(T) 41 { 42 public: 43 this(SegmentReader* reader, int offset, int size) 44 { 45 this.reader = reader; 46 this.offset = offset; 47 this.size = size; 48 } 49 50 T.Reader get() const 51 { 52 static if(is(T : Data)) 53 return Data.Reader(cast(ByteBuffer)reader.buffer, offset, size); 54 else static if(is(T : Text)) 55 return Text.Reader(cast(ByteBuffer)reader.buffer, offset, size); 56 else 57 return AnyPointer.Reader(reader, offset, size).getAs!T(); 58 } 59 60 private: 61 SegmentReader* reader; 62 int offset; 63 int size; 64 } 65 }