source: osm/applications/editors/josm/plugins/seachart/src/s57/S57dat.java@ 32380

Last change on this file since 32380 was 32380, checked in by malcolmh, 9 years ago

updates
File size: 28.5 KB
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1/* Copyright 2014 Malcolm Herring
2 *
3 * This is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, version 3 of the License.
6 *
7 * For a copy of the GNU General Public License, see <http://www.gnu.org/licenses/>.
8 */
9
10package s57;
11
12import java.io.UnsupportedEncodingException;
13import java.util.*;
14
15import s57.S57map.*;
16import s57.S57obj.*;
17
18public class S57dat { // S57 ENC file fields lookup tables & methods
19
20 public static class S57conv {
21 int asc; // 0=A(), 1+=A(n)
22 int bin; // 0=ASCII, +ve=b1n(unsigned LE), -ve=b2n(signed LE), n>8=b1(n/8)(unsigned BE)
23 S57conv(int a, int b) {
24 asc = a; bin = b;
25 }
26 }
27
28 public enum S57subf { I8RN, RCNM, RCID, EXPP, INTU, DSNM, EDTN, UPDN, UADT, ISDT, STED, PRSP, PSDN, PRED, PROF, AGEN, COMT, DSTR, AALL, NALL, NOMR, NOCR, NOGR, NOLR, NOIN, NOCN,
29 NOED, NOFA, HDAT, VDAT, SDAT, CSCL, DUNI, HUNI, PUNI, COUN, COMF, SOMF, PROJ, PRP1, PRP2, PRP3, PRP4, FEAS, FNOR, FPMF, RPID, RYCO, RXCO, CURP, RXVL, RYVL, PRCO, ESDT,
30 LSDT, DCRT, CODT, PACC, HACC, SACC, FILE, LFIL, VOLM, IMPL, SLAT, WLON, NLAT, ELON, CRCS, NAM1, NAM2, OORA, OAAC, OACO, OALL, OATY, DEFN, AUTH, RFTP, RFVL, ATLB, ATDO,
31 ADMU, ADFT, RAVA, DVAL, DVSD, OBLB, ASET, PRIM, GRUP, OBJL, RVER, RUIN, FIDN, FIDS, ATTL, ATVL, FFUI, FFIX, NFPT, LNAM, RIND, FSUI, FSIX, NSPT, NAME, ORNT, USAG, MASK,
32 VPUI, VPIX, NVPT, TOPI, CCUI, CCIX, CCNC, YCOO, XCOO, VE3D, ATYP, SURF, ORDR, RESO, STPT, CTPT, ENPT, CDPM, CDPR }
33
34 private static final EnumMap<S57subf, S57conv> convs = new EnumMap<>(S57subf.class);
35 static {
36 convs.put(S57subf.I8RN, new S57conv(5,2));
37 convs.put(S57subf.RCNM, new S57conv(2,1)); convs.put(S57subf.RCID, new S57conv(10,4)); convs.put(S57subf.EXPP, new S57conv(1,1));
38 convs.put(S57subf.INTU, new S57conv(1,1)); convs.put(S57subf.DSNM, new S57conv(0,0)); convs.put(S57subf.EDTN, new S57conv(0,0));
39 convs.put(S57subf.UPDN, new S57conv(0,0)); convs.put(S57subf.UADT, new S57conv(8,0)); convs.put(S57subf.ISDT, new S57conv(8,0));
40 convs.put(S57subf.STED, new S57conv(4,0)); convs.put(S57subf.PRSP, new S57conv(3,1)); convs.put(S57subf.PSDN, new S57conv(0,0));
41 convs.put(S57subf.PRED, new S57conv(0,0)); convs.put(S57subf.PROF, new S57conv(2,1)); convs.put(S57subf.AGEN, new S57conv(2,2));
42 convs.put(S57subf.COMT, new S57conv(0,0)); convs.put(S57subf.DSTR, new S57conv(2,1)); convs.put(S57subf.AALL, new S57conv(1,1));
43 convs.put(S57subf.NALL, new S57conv(1,1)); convs.put(S57subf.NOMR, new S57conv(0,4)); convs.put(S57subf.NOCR, new S57conv(0,4));
44 convs.put(S57subf.NOGR, new S57conv(0,4)); convs.put(S57subf.NOLR, new S57conv(0,4)); convs.put(S57subf.NOIN, new S57conv(0,4));
45 convs.put(S57subf.NOCN, new S57conv(0,4)); convs.put(S57subf.NOED, new S57conv(0,4)); convs.put(S57subf.NOFA, new S57conv(0,4));
46 convs.put(S57subf.HDAT, new S57conv(3,1)); convs.put(S57subf.VDAT, new S57conv(2,1)); convs.put(S57subf.SDAT, new S57conv(2,1));
47 convs.put(S57subf.CSCL, new S57conv(0,4)); convs.put(S57subf.DUNI, new S57conv(2,1)); convs.put(S57subf.HUNI, new S57conv(2,1));
48 convs.put(S57subf.PUNI, new S57conv(2,1)); convs.put(S57subf.COUN, new S57conv(2,1)); convs.put(S57subf.COMF, new S57conv(0,4));
49 convs.put(S57subf.SOMF, new S57conv(0,4)); convs.put(S57subf.PROJ, new S57conv(3,1)); convs.put(S57subf.PRP1, new S57conv(0,-4));
50 convs.put(S57subf.PRP2, new S57conv(0,-4)); convs.put(S57subf.PRP3, new S57conv(0,-4)); convs.put(S57subf.PRP4, new S57conv(0,-4));
51 convs.put(S57subf.FEAS, new S57conv(0,-4)); convs.put(S57subf.FNOR, new S57conv(0,-4)); convs.put(S57subf.FPMF, new S57conv(0,4));
52 convs.put(S57subf.RPID, new S57conv(1,1)); convs.put(S57subf.RYCO, new S57conv(0,-4)); convs.put(S57subf.RXCO, new S57conv(0,-4));
53 convs.put(S57subf.CURP, new S57conv(2,1)); convs.put(S57subf.RXVL, new S57conv(0,-4)); convs.put(S57subf.RYVL, new S57conv(0,-4));
54 convs.put(S57subf.PRCO, new S57conv(2,2)); convs.put(S57subf.ESDT, new S57conv(8,0)); convs.put(S57subf.LSDT, new S57conv(8,0));
55 convs.put(S57subf.DCRT, new S57conv(0,0)); convs.put(S57subf.CODT, new S57conv(8,0)); convs.put(S57subf.PACC, new S57conv(0,4));
56 convs.put(S57subf.HACC, new S57conv(0,4)); convs.put(S57subf.SACC, new S57conv(0,4)); convs.put(S57subf.FILE, new S57conv(0,0));
57 convs.put(S57subf.LFIL, new S57conv(0,0)); convs.put(S57subf.VOLM, new S57conv(0,0)); convs.put(S57subf.IMPL, new S57conv(3,0));
58 convs.put(S57subf.SLAT, new S57conv(0,0)); convs.put(S57subf.WLON, new S57conv(0,0)); convs.put(S57subf.NLAT, new S57conv(0,0));
59 convs.put(S57subf.ELON, new S57conv(0,0)); convs.put(S57subf.CRCS, new S57conv(0,0)); convs.put(S57subf.NAM1, new S57conv(12,5));
60 convs.put(S57subf.NAM2, new S57conv(12,5)); convs.put(S57subf.OORA, new S57conv(1,1)); convs.put(S57subf.OAAC, new S57conv(6,0));
61 convs.put(S57subf.OACO, new S57conv(5,2)); convs.put(S57subf.OALL, new S57conv(0,0)); convs.put(S57subf.OATY, new S57conv(1,1));
62 convs.put(S57subf.DEFN, new S57conv(0,0)); convs.put(S57subf.AUTH, new S57conv(2,2)); convs.put(S57subf.RFTP, new S57conv(2,1));
63 convs.put(S57subf.RFVL, new S57conv(0,0)); convs.put(S57subf.ATLB, new S57conv(5,2)); convs.put(S57subf.ATDO, new S57conv(1,1));
64 convs.put(S57subf.ADMU, new S57conv(0,0)); convs.put(S57subf.ADFT, new S57conv(0,0)); convs.put(S57subf.RAVA, new S57conv(1,1));
65 convs.put(S57subf.DVAL, new S57conv(0,0)); convs.put(S57subf.DVSD, new S57conv(0,0)); convs.put(S57subf.OBLB, new S57conv(5,2));
66 convs.put(S57subf.ASET, new S57conv(1,1)); convs.put(S57subf.PRIM, new S57conv(1,1)); convs.put(S57subf.GRUP, new S57conv(3,1));
67 convs.put(S57subf.OBJL, new S57conv(5,2)); convs.put(S57subf.RVER, new S57conv(3,2)); convs.put(S57subf.RUIN, new S57conv(1,1));
68 convs.put(S57subf.FIDN, new S57conv(10,4)); convs.put(S57subf.FIDS, new S57conv(5,2)); convs.put(S57subf.ATTL, new S57conv(5,2));
69 convs.put(S57subf.ATVL, new S57conv(0,0)); convs.put(S57subf.FFUI, new S57conv(1,1)); convs.put(S57subf.FFIX, new S57conv(0,2));
70 convs.put(S57subf.NFPT, new S57conv(0,2)); convs.put(S57subf.LNAM, new S57conv(17,8)); convs.put(S57subf.RIND, new S57conv(0,1));
71 convs.put(S57subf.FSUI, new S57conv(1,1)); convs.put(S57subf.FSIX, new S57conv(0,2)); convs.put(S57subf.NSPT, new S57conv(0,2));
72 convs.put(S57subf.NAME, new S57conv(12,5)); convs.put(S57subf.ORNT, new S57conv(1,1)); convs.put(S57subf.USAG, new S57conv(1,1));
73 convs.put(S57subf.MASK, new S57conv(1,1)); convs.put(S57subf.VPUI, new S57conv(1,1)); convs.put(S57subf.VPIX, new S57conv(0,2));
74 convs.put(S57subf.NVPT, new S57conv(0,2)); convs.put(S57subf.TOPI, new S57conv(1,1)); convs.put(S57subf.CCUI, new S57conv(1,1));
75 convs.put(S57subf.CCIX, new S57conv(0,2)); convs.put(S57subf.CCNC, new S57conv(0,2)); convs.put(S57subf.YCOO, new S57conv(0,-4));
76 convs.put(S57subf.XCOO, new S57conv(0,-4)); convs.put(S57subf.VE3D, new S57conv(0,-4)); convs.put(S57subf.ATYP, new S57conv(1,1));
77 convs.put(S57subf.SURF, new S57conv(1,1)); convs.put(S57subf.ORDR, new S57conv(1,1)); convs.put(S57subf.RESO, new S57conv(0,4));
78 convs.put(S57subf.STPT, new S57conv(0,0)); convs.put(S57subf.CTPT, new S57conv(0,0)); convs.put(S57subf.ENPT, new S57conv(0,0));
79 convs.put(S57subf.CDPM, new S57conv(0,0)); convs.put(S57subf.CDPR, new S57conv(0,0));
80 }
81
82 public enum S57field { I8RI, DSID, DSSI, DSPM, DSPR, DSRC, DSHT, DSAC, CATD, CATX, DDDF, DDDR, DDDI, DDOM, DDRF, DDSI, DDSC,
83 FRID, FOID, LNAM, ATTF, NATF, FFPC, FFPT, FSPC, FSPT, VRID, ATTV, VRPC, VRPT, SGCC, SG2D, SG3D, ARCC, AR2D, EL2D, CT2D }
84
85 private static ArrayList<S57subf> S57i8ri = new ArrayList<>(Arrays.asList(S57subf.I8RN));
86 private static ArrayList<S57subf> S57dsid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.EXPP, S57subf.INTU, S57subf.DSNM, S57subf.EDTN, S57subf.UPDN,
87 S57subf.UADT, S57subf.ISDT, S57subf.STED, S57subf.PRSP, S57subf.PSDN, S57subf.PRED, S57subf.PROF, S57subf.AGEN, S57subf.COMT));
88 private static ArrayList<S57subf> S57dssi = new ArrayList<>(Arrays.asList(S57subf.DSTR, S57subf.AALL, S57subf.NALL, S57subf.NOMR, S57subf.NOCR, S57subf.NOGR, S57subf.NOLR,
89 S57subf.NOIN, S57subf.NOCN, S57subf.NOED, S57subf.NOFA ));
90 private static ArrayList<S57subf> S57dspm = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.HDAT, S57subf.VDAT, S57subf.SDAT, S57subf.CSCL, S57subf.DUNI,
91 S57subf.HUNI, S57subf.PUNI, S57subf.COUN, S57subf.COMF, S57subf.SOMF, S57subf.COMT ));
92 private static ArrayList<S57subf> S57dspr = new ArrayList<>(Arrays.asList(S57subf.PROJ, S57subf.PRP1, S57subf.PRP2, S57subf.PRP3, S57subf.PRP4, S57subf.FEAS, S57subf.FNOR,
93 S57subf.FPMF, S57subf.COMT ));
94 private static ArrayList<S57subf> S57dsrc = new ArrayList<>(Arrays.asList(S57subf.RPID, S57subf.RYCO, S57subf.RXCO, S57subf.CURP, S57subf.FPMF, S57subf.RXVL, S57subf.RYVL,
95 S57subf.COMT ));
96 private static ArrayList<S57subf> S57dsht = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PRCO, S57subf.ESDT, S57subf.LSDT, S57subf.DCRT, S57subf.CODT, S57subf.COMT ));
97 private static ArrayList<S57subf> S57dsac = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PACC, S57subf.HACC, S57subf.SACC, S57subf.FPMF, S57subf.COMT ));
98 private static ArrayList<S57subf> S57catd = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.FILE, S57subf.LFIL, S57subf.VOLM, S57subf.IMPL, S57subf.SLAT,
99 S57subf.WLON, S57subf.NLAT, S57subf.ELON, S57subf.CRCS, S57subf.COMT ));
100 private static ArrayList<S57subf> S57catx = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.NAM1, S57subf.NAM2, S57subf.COMT ));
101 private static ArrayList<S57subf> S57dddf = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.OORA, S57subf.OAAC, S57subf.OACO, S57subf.OALL, S57subf.OATY,
102 S57subf.DEFN, S57subf.AUTH, S57subf.COMT ));
103 private static ArrayList<S57subf> S57dddr = new ArrayList<>(Arrays.asList(S57subf.RFTP, S57subf.RFVL ));
104 private static ArrayList<S57subf> S57dddi = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.ATLB, S57subf.ATDO, S57subf.ADMU, S57subf.ADFT, S57subf.AUTH, S57subf.COMT ));
105 private static ArrayList<S57subf> S57ddom = new ArrayList<>(Arrays.asList(S57subf.RAVA, S57subf.DVAL, S57subf.DVSD, S57subf.DEFN, S57subf.AUTH ));
106 private static ArrayList<S57subf> S57ddrf = new ArrayList<>(Arrays.asList(S57subf.RFTP, S57subf.RFVL ));
107 private static ArrayList<S57subf> S57ddsi = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.OBLB ));
108 private static ArrayList<S57subf> S57ddsc = new ArrayList<>(Arrays.asList(S57subf.ATLB, S57subf.ASET, S57subf.AUTH ));
109 private static ArrayList<S57subf> S57frid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PRIM, S57subf.GRUP, S57subf.OBJL, S57subf.RVER, S57subf.RUIN ));
110 private static ArrayList<S57subf> S57foid = new ArrayList<>(Arrays.asList(S57subf.AGEN, S57subf.FIDN, S57subf.FIDS ));
111 private static ArrayList<S57subf> S57lnam = new ArrayList<>(Arrays.asList(S57subf.LNAM));
112 private static ArrayList<S57subf> S57attf = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
113 private static ArrayList<S57subf> S57natf = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
114 private static ArrayList<S57subf> S57ffpc = new ArrayList<>(Arrays.asList(S57subf.FFUI, S57subf.FFIX, S57subf.NFPT ));
115 private static ArrayList<S57subf> S57ffpt = new ArrayList<>(Arrays.asList(S57subf.LNAM, S57subf.RIND, S57subf.COMT ));
116 private static ArrayList<S57subf> S57fspc = new ArrayList<>(Arrays.asList(S57subf.FSUI, S57subf.FSIX, S57subf.NSPT ));
117 private static ArrayList<S57subf> S57fspt = new ArrayList<>(Arrays.asList(S57subf.NAME, S57subf.ORNT, S57subf.USAG, S57subf.MASK ));
118 private static ArrayList<S57subf> S57vrid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.RVER, S57subf.RUIN ));
119 private static ArrayList<S57subf> S57attv = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
120 private static ArrayList<S57subf> S57vrpc = new ArrayList<>(Arrays.asList(S57subf.VPUI, S57subf.VPIX, S57subf.NVPT ));
121 private static ArrayList<S57subf> S57vrpt = new ArrayList<>(Arrays.asList(S57subf.NAME, S57subf.ORNT, S57subf.USAG, S57subf.TOPI, S57subf.MASK ));
122 private static ArrayList<S57subf> S57sgcc = new ArrayList<>(Arrays.asList(S57subf.CCUI, S57subf.CCIX, S57subf.CCNC ));
123 private static ArrayList<S57subf> S57sg2d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO ));
124 private static ArrayList<S57subf> S57sg3d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO, S57subf.VE3D ));
125 private static ArrayList<S57subf> S57arcc = new ArrayList<>(Arrays.asList(S57subf.ATYP, S57subf.SURF, S57subf.ORDR, S57subf.RESO, S57subf.FPMF ));
126 private static ArrayList<S57subf> S57ar2d = new ArrayList<>(Arrays.asList(S57subf.STPT, S57subf.CTPT, S57subf.ENPT, S57subf.YCOO, S57subf.XCOO ));
127 private static ArrayList<S57subf> S57el2d = new ArrayList<>(Arrays.asList(S57subf.STPT, S57subf.CTPT, S57subf.ENPT, S57subf.CDPM, S57subf.CDPR, S57subf.YCOO, S57subf.XCOO ));
128 private static ArrayList<S57subf> S57ct2d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO ));
129
130 private static final EnumMap<S57field, ArrayList<S57subf>> fields = new EnumMap<>(S57field.class);
131 static {
132 fields.put(S57field.I8RI, S57i8ri);
133 fields.put(S57field.DSID, S57dsid); fields.put(S57field.DSSI, S57dssi); fields.put(S57field.DSPM, S57dspm); fields.put(S57field.DSPR, S57dspr);
134 fields.put(S57field.DSRC, S57dsrc); fields.put(S57field.DSHT, S57dsht); fields.put(S57field.DSAC, S57dsac); fields.put(S57field.CATD, S57catd);
135 fields.put(S57field.CATX, S57catx); fields.put(S57field.DDDF, S57dddf); fields.put(S57field.DDDR, S57dddr); fields.put(S57field.DDDI, S57dddi);
136 fields.put(S57field.DDOM, S57ddom); fields.put(S57field.DDRF, S57ddrf); fields.put(S57field.DDSI, S57ddsi); fields.put(S57field.DDSC, S57ddsc);
137 fields.put(S57field.FRID, S57frid); fields.put(S57field.FOID, S57foid); fields.put(S57field.LNAM, S57lnam); fields.put(S57field.ATTF, S57attf);
138 fields.put(S57field.NATF, S57natf); fields.put(S57field.FFPC, S57ffpc); fields.put(S57field.FFPT, S57ffpt); fields.put(S57field.FFPC, S57fspc);
139 fields.put(S57field.FSPT, S57fspt); fields.put(S57field.VRID, S57vrid); fields.put(S57field.ATTV, S57attv); fields.put(S57field.VRPC, S57vrpc);
140 fields.put(S57field.VRPT, S57vrpt); fields.put(S57field.SGCC, S57sgcc); fields.put(S57field.SG2D, S57sg2d); fields.put(S57field.SG3D, S57sg3d);
141 fields.put(S57field.ARCC, S57arcc); fields.put(S57field.AR2D, S57ar2d); fields.put(S57field.EL2D, S57el2d); fields.put(S57field.CT2D, S57ct2d);
142 }
143
144 private static byte[] leader = {'0', '0', '0', '0', '0', ' ', 'D', ' ', ' ', ' ', ' ', ' ', '0', '0', '0', '0', '0', ' ', ' ', ' ', '0', '0', '0', '4'};
145 private static byte[] buffer;
146 private static int offset;
147 private static int maxoff;
148 private static int index;
149 private static S57field field;
150 private static String aall = "US-ASCII";
151 private static String nall = "US-ASCII";
152 public static int rnum;
153
154 private static S57conv findSubf(S57subf subf) {
155 ArrayList<S57subf> subs = fields.get(field);
156 boolean wrap = false;
157 while (true) {
158 if (index == subs.size()) {
159 if (!wrap) {
160 index = 0;
161 wrap = true;
162 } else {
163 System.out.println("ERROR: Subfield not found " + subf.name() + " in " + field.name() + " in record " + rnum);
164 System.exit(-1);
165 }
166 }
167 S57subf sub = subs.get(index++);
168 S57conv conv = convs.get(sub);
169 if (sub == subf) {
170 return conv;
171 } else {
172 offset += (conv.bin != 0) ? ((conv.bin < 8) ? Math.abs(conv.bin) : conv.bin / 8) : conv.asc;
173 }
174 }
175 }
176
177 public static void setField(byte[] buf, int off, S57field fld, int len) {
178 buffer = buf;
179 offset = off;
180 maxoff = off + len - 1;
181 field = fld;
182 index = 0;
183 }
184
185 public static boolean more() {
186 return (offset < maxoff);
187 }
188
189 public static Object decSubf(byte[] buf, int off, S57field fld, S57subf subf) {
190 buffer = buf;
191 offset = off;
192 index = 0;
193 return decSubf(fld, subf);
194 }
195
196 public static Object decSubf(S57field fld, S57subf subf) {
197 field = fld;
198 index = 0;
199 return decSubf(subf);
200 }
201
202 public static Object decSubf(S57subf subf) {
203 S57conv conv = findSubf(subf);
204 if (conv.bin == 0) {
205 String str = "";
206 int i = 0;
207 if (conv.asc == 0) {
208 for (i=0; buffer[offset+i] != 0x1f; i++) {}
209 try {
210 String charset = "";
211 if (field == S57field.ATTF) charset = aall;
212 else if (field == S57field.NATF) charset = nall;
213 else charset = "US-ASCII";
214 str = new String(buffer, offset, i, charset);
215 } catch (UnsupportedEncodingException e) {
216 e.printStackTrace();
217 }
218 offset += i + 1;
219 } else {
220 str = new String(buffer, offset, conv.asc);
221 offset += conv.asc;
222 }
223 return str;
224 } else {
225 int f = Math.abs(conv.bin);
226 if (f < 5) {
227 long val = buffer[offset + --f];
228 if (conv.bin > 0)
229 val &= 0xff;
230 while (f > 0) {
231 val = (val << 8) + (buffer[offset + --f] & 0xff);
232 }
233 offset += Math.abs(conv.bin);
234 if ((subf == S57subf.AALL) || (subf == S57subf.NALL)) {
235 String charset = "";
236 switch ((int)val) {
237 case 0:
238 charset = "US-ASCII";
239 break;
240 case 1:
241 charset = "ISO-8859-1";
242 break;
243 case 2:
244 charset = "UTF-16LE";
245 break;
246 }
247 if (subf == S57subf.NALL) {
248 nall = charset;
249 } else {
250 aall = charset;
251 }
252 }
253 return val;
254 } else {
255 if (f == 5) {
256 long val = buffer[offset++] & 0xff;
257 f--;
258 while (f > 0) {
259 val = (val << 8) + (buffer[offset + --f] & 0xff);
260 }
261 offset += 4;
262 return val;
263 } else {
264 long val = buffer[offset++] & 0xff;
265 val = (val << 8) + (buffer[offset++] & 0xff);
266 f = 4;
267 while (f > 0) {
268 val = (val << 8) + (buffer[offset + --f] & 0xff);
269 }
270 offset += 4;
271 f = 2;
272 while (f > 0) {
273 val = (val << 8) + (buffer[offset + --f] & 0xff);
274 }
275 offset += 2;
276 return val;
277 }
278 }
279 }
280 }
281
282 public static byte[] encSubf(S57subf subf, Object val) {
283 S57conv conv = convs.get(subf);
284 if ((conv.bin == 0) || asc) {
285 String sval = "";
286 if (val instanceof String) {
287 sval = (String) val;
288 } else if (val instanceof Integer) {
289 sval = ((Integer)val).toString();
290 } else if (val instanceof Long) {
291 sval = ((Long)val).toString();
292 } else if (val instanceof Double) {
293 sval = ((Double)val).toString();
294 }
295 index = sval.length();
296 try {
297 buffer = ((String) sval + " ").getBytes("ISO-8859-1");
298 } catch (Exception e) {
299 System.err.println(e.getMessage());
300 System.exit(-1);
301 }
302 if (conv.asc == 0) {
303 buffer[index] = 0x01f;
304 } else {
305 buffer = Arrays.copyOf(buffer, conv.asc);
306 while (index < buffer.length) {
307 buffer[index++] = ' ';
308 }
309 }
310 } else {
311 int f = Math.abs(conv.bin);
312 long lval;
313 if (val instanceof String) {
314 lval = Long.parseLong((String)val);
315 } else if (val instanceof Double) {
316 double dval = (double) val;
317 lval = (long) dval;
318 } else if (val instanceof Integer) {
319 lval = (int) val;
320 } else {
321 lval = (long) val;
322 }
323 buffer = new byte[f];
324 for (int i = 0; i < f; i++) {
325 buffer[i] = (byte) (lval & 0xff);
326 lval >>= 8;
327 }
328 }
329 return buffer;
330 }
331
332 static class Index {
333 byte[] field;
334 int length;
335 int offset;
336 Index (byte[] id, int l, int o) {
337 field = id;
338 length = l;
339 offset = o;
340 }
341 }
342
343 public static class Fparams {
344 public S57field field;
345 public Object[] params;
346 public Fparams(S57field f, Object[] p) {
347 field = f;
348 params = p;
349 }
350 };
351
352 static boolean asc = false;
353
354 public static byte[] encRecord(String i8rn, ArrayList<Fparams> fparams) {
355 asc = true;
356 return encRecord(Integer.parseInt(i8rn), fparams);
357 }
358
359 public static byte[] encRecord(int i8rn, ArrayList<Fparams> fparams) {
360 ArrayList<Index> index = new ArrayList<>();
361 int offset = 3;
362 int maxlen = 3;
363 byte[] buf = encSubf(S57subf.I8RN, i8rn);
364 buf = Arrays.copyOf(buf, 3);
365 buf[2] = 0x1e;
366 index.add(new Index("0001".getBytes(), 3, 0));
367 for (Fparams sfparams : fparams) {
368 for (int ip = 0; ip < sfparams.params.length; ) {
369 for (S57subf subf : fields.get(sfparams.field)) {
370 byte[] next = encSubf(subf, sfparams.params[ip++]);
371 buf = Arrays.copyOf(buf, (buf.length + next.length));
372 System.arraycopy(next, 0, buf, (buf.length - next.length), next.length);
373 }
374 }
375 buf = Arrays.copyOf(buf, (buf.length + 1));
376 buf[buf.length-1] = 0x1e;
377 int flen = buf.length - offset;
378 index.add(new Index(sfparams.field.toString().getBytes(), flen, offset));
379 maxlen = (flen > maxlen) ? flen : maxlen;
380 offset += flen;
381 }
382 int mlen = String.valueOf(maxlen).length();
383 String ffmt = "%0" + mlen + "d";
384 int olen = String.valueOf(offset).length();
385 String ofmt = "%0" + olen + "d";
386 int ilen = 4 + mlen + olen;
387 int isiz = (ilen * index.size()) + 1;
388 byte[] ibuf = new byte[isiz];
389 int i = 0;
390 for (Index item : index) {
391 for (byte ch : item.field) {
392 ibuf[i++] = ch;
393 }
394 byte[] digits = String.format(ffmt, item.length).getBytes();
395 for (byte ch : digits) {
396 ibuf[i++] = ch;
397 }
398 digits = String.format(ofmt, item.offset).getBytes();
399 for (byte ch : digits) {
400 ibuf[i++] = ch;
401 }
402 }
403 ibuf[i] = 0x1e;
404 byte[] fbuf = Arrays.copyOf(leader, (leader.length + ibuf.length + buf.length));
405 System.arraycopy(ibuf, 0, fbuf, leader.length, ibuf.length);
406 System.arraycopy(buf, 0, fbuf, (leader.length + ibuf.length), buf.length);
407 fbuf[20] = (byte)(mlen + 0x30);
408 fbuf[21] = (byte)(olen + 0x30);
409 System.arraycopy(String.format("%05d", fbuf.length).getBytes(), 0, fbuf, 0, 5);
410 System.arraycopy(String.format("%05d", (leader.length + ibuf.length)).getBytes(), 0, fbuf, 12, 5);
411 asc = false;
412 return fbuf;
413 }
414
415 enum Prims { N, P, L, A, PA, PL, LA, PLA }
416 private static final EnumMap<Obj, Prims> S57prims = new EnumMap<>(Obj.class);
417 static {
418 S57prims.put(Obj.UNKOBJ, Prims.PLA); S57prims.put(Obj.M_COVR, Prims.A); S57prims.put(Obj.M_NSYS, Prims.A); S57prims.put(Obj.AIRARE, Prims.PA);
419 S57prims.put(Obj.ACHBRT, Prims.PA); S57prims.put(Obj.ACHARE, Prims.PA); S57prims.put(Obj.BCNCAR, Prims.P); S57prims.put(Obj.BCNISD, Prims.P);
420 S57prims.put(Obj.BCNLAT, Prims.P); S57prims.put(Obj.BCNSAW, Prims.P); S57prims.put(Obj.BCNSPP, Prims.P); S57prims.put(Obj.BERTHS, Prims.PLA);
421 S57prims.put(Obj.BRIDGE, Prims.PLA); S57prims.put(Obj.BUISGL, Prims.PA); S57prims.put(Obj.BUAARE, Prims.PA); S57prims.put(Obj.BOYCAR, Prims.P);
422 S57prims.put(Obj.BOYINB, Prims.P); S57prims.put(Obj.BOYISD, Prims.P); S57prims.put(Obj.BOYLAT, Prims.P); S57prims.put(Obj.BOYSAW, Prims.P);
423 S57prims.put(Obj.BOYSPP, Prims.P); S57prims.put(Obj.CBLARE, Prims.A); S57prims.put(Obj.CBLOHD, Prims.L); S57prims.put(Obj.CBLSUB, Prims.L);
424 S57prims.put(Obj.CANALS, Prims.A); S57prims.put(Obj.CTSARE, Prims.PA); S57prims.put(Obj.CAUSWY, Prims.LA); S57prims.put(Obj.CTNARE, Prims.PA);
425 S57prims.put(Obj.CHKPNT, Prims.PA); S57prims.put(Obj.CGUSTA, Prims.P); S57prims.put(Obj.COALNE, Prims.L); S57prims.put(Obj.CONZNE, Prims.A);
426 S57prims.put(Obj.COSARE, Prims.A); S57prims.put(Obj.CTRPNT, Prims.P); S57prims.put(Obj.CONVYR, Prims.LA); S57prims.put(Obj.CRANES, Prims.PA);
427 S57prims.put(Obj.CURENT, Prims.P); S57prims.put(Obj.CUSZNE, Prims.A); S57prims.put(Obj.DAMCON, Prims.LA); S57prims.put(Obj.DAYMAR, Prims.P);
428 S57prims.put(Obj.DWRTCL, Prims.L); S57prims.put(Obj.DWRTPT, Prims.A); S57prims.put(Obj.DEPARE, Prims.A); S57prims.put(Obj.DEPCNT, Prims.L);
429 S57prims.put(Obj.DISMAR, Prims.P); S57prims.put(Obj.DOCARE, Prims.A); S57prims.put(Obj.DRGARE, Prims.A); S57prims.put(Obj.DRYDOC, Prims.A);
430 S57prims.put(Obj.DMPGRD, Prims.PA); S57prims.put(Obj.DYKCON, Prims.L); S57prims.put(Obj.EXEZNE, Prims.A); S57prims.put(Obj.FAIRWY, Prims.A);
431 S57prims.put(Obj.FNCLNE, Prims.L); S57prims.put(Obj.FERYRT, Prims.LA); S57prims.put(Obj.FSHZNE, Prims.A); S57prims.put(Obj.FSHFAC, Prims.PLA);
432 S57prims.put(Obj.FSHGRD, Prims.A); S57prims.put(Obj.FLODOC, Prims.A); S57prims.put(Obj.FOGSIG, Prims.P); S57prims.put(Obj.FORSTC, Prims.PLA);
433 S57prims.put(Obj.FRPARE, Prims.A); S57prims.put(Obj.GATCON, Prims.PLA); S57prims.put(Obj.GRIDRN, Prims.PA); S57prims.put(Obj.HRBARE, Prims.A);
434 S57prims.put(Obj.HRBFAC, Prims.PA); S57prims.put(Obj.HULKES, Prims.PA); S57prims.put(Obj.ICEARE, Prims.A); S57prims.put(Obj.ICNARE, Prims.PA);
435 S57prims.put(Obj.ISTZNE, Prims.A); S57prims.put(Obj.LAKARE, Prims.A); S57prims.put(Obj.LNDARE, Prims.PLA); S57prims.put(Obj.LNDELV, Prims.PL);
436 S57prims.put(Obj.LNDRGN, Prims.PA); S57prims.put(Obj.LNDMRK, Prims.PLA); S57prims.put(Obj.LIGHTS, Prims.P); S57prims.put(Obj.LITFLT, Prims.P);
437 S57prims.put(Obj.LITVES, Prims.P); S57prims.put(Obj.LOCMAG, Prims.PLA); S57prims.put(Obj.LOKBSN, Prims.A); S57prims.put(Obj.LOGPON, Prims.PA);
438 S57prims.put(Obj.MAGVAR, Prims.PLA); S57prims.put(Obj.MARCUL, Prims.PLA); S57prims.put(Obj.MIPARE, Prims.PA); S57prims.put(Obj.MORFAC, Prims.PLA);
439 S57prims.put(Obj.MPAARE, Prims.PA); S57prims.put(Obj.NAVLNE, Prims.L); S57prims.put(Obj.OBSTRN, Prims.PLA); S57prims.put(Obj.OFSPLF, Prims.PA);
440 S57prims.put(Obj.OSPARE, Prims.A); S57prims.put(Obj.OILBAR, Prims.L); S57prims.put(Obj.PILPNT, Prims.P); S57prims.put(Obj.PILBOP, Prims.PA);
441 S57prims.put(Obj.PIPARE, Prims.PA); S57prims.put(Obj.PIPOHD, Prims.L); S57prims.put(Obj.PIPSOL, Prims.PL); S57prims.put(Obj.PONTON, Prims.LA);
442 S57prims.put(Obj.PRCARE, Prims.PA); S57prims.put(Obj.PRDARE, Prims.PA); S57prims.put(Obj.PYLONS, Prims.PA); S57prims.put(Obj.RADLNE, Prims.L);
443 S57prims.put(Obj.RADRNG, Prims.A); S57prims.put(Obj.RADRFL, Prims.P); S57prims.put(Obj.RADSTA, Prims.P); S57prims.put(Obj.RTPBCN, Prims.P);
444 S57prims.put(Obj.RDOCAL, Prims.PL); S57prims.put(Obj.RDOSTA, Prims.P); S57prims.put(Obj.RAILWY, Prims.L); S57prims.put(Obj.RAPIDS, Prims.PLA);
445 S57prims.put(Obj.RCRTCL, Prims.L); S57prims.put(Obj.RECTRC, Prims.LA); S57prims.put(Obj.RCTLPT, Prims.PA); S57prims.put(Obj.RSCSTA, Prims.P);
446 S57prims.put(Obj.RESARE, Prims.A); S57prims.put(Obj.RETRFL, Prims.P); S57prims.put(Obj.RIVERS, Prims.LA); S57prims.put(Obj.ROADWY, Prims.PLA);
447 S57prims.put(Obj.RUNWAY, Prims.PLA); S57prims.put(Obj.SNDWAV, Prims.PLA); S57prims.put(Obj.SEAARE, Prims.PA); S57prims.put(Obj.SPLARE, Prims.PA);
448 S57prims.put(Obj.SBDARE, Prims.PLA); S57prims.put(Obj.SLCONS, Prims.PLA); S57prims.put(Obj.SISTAT, Prims.P); S57prims.put(Obj.SISTAW, Prims.P);
449 S57prims.put(Obj.SILTNK, Prims.PA); S57prims.put(Obj.SLOTOP, Prims.L); S57prims.put(Obj.SLOGRD, Prims.PA); S57prims.put(Obj.SMCFAC, Prims.PA);
450 S57prims.put(Obj.SOUNDG, Prims.P); S57prims.put(Obj.SPRING, Prims.P); S57prims.put(Obj.STSLNE, Prims.L); S57prims.put(Obj.SUBTLN, Prims.A);
451 S57prims.put(Obj.SWPARE, Prims.A); S57prims.put(Obj.TESARE, Prims.A); S57prims.put(Obj.TS_PRH, Prims.PA); S57prims.put(Obj.TS_PNH, Prims.PA);
452 S57prims.put(Obj.TS_PAD, Prims.PA); S57prims.put(Obj.TS_TIS, Prims.PA); S57prims.put(Obj.T_HMON, Prims.PA); S57prims.put(Obj.T_NHMN, Prims.PA);
453 S57prims.put(Obj.T_TIMS, Prims.PA); S57prims.put(Obj.TIDEWY, Prims.LA); S57prims.put(Obj.TOPMAR, Prims.P); S57prims.put(Obj.TSELNE, Prims.LA);
454 S57prims.put(Obj.TSSBND, Prims.L); S57prims.put(Obj.TSSCRS, Prims.A); S57prims.put(Obj.TSSLPT, Prims.A); S57prims.put(Obj.TSSRON, Prims.A);
455 S57prims.put(Obj.TSEZNE, Prims.A); S57prims.put(Obj.TUNNEL, Prims.LA); S57prims.put(Obj.TWRTPT, Prims.A); S57prims.put(Obj.UWTROC, Prims.P);
456 S57prims.put(Obj.UNSARE, Prims.A); S57prims.put(Obj.VEGATN, Prims.PLA); S57prims.put(Obj.WATTUR, Prims.PLA); S57prims.put(Obj.WATFAL, Prims.PL);
457 S57prims.put(Obj.WEDKLP, Prims.PA); S57prims.put(Obj.WRECKS, Prims.PA); S57prims.put(Obj.TS_FEB, Prims.PA);
458 S57prims.put(Obj.NOTMRK, Prims.P); S57prims.put(Obj.WTWAXS, Prims.L); S57prims.put(Obj.WTWPRF, Prims.L); S57prims.put(Obj.BUNSTA, Prims.PA);
459 S57prims.put(Obj.COMARE, Prims.A); S57prims.put(Obj.HRBBSN, Prims.A); S57prims.put(Obj.LKBSPT, Prims.A); S57prims.put(Obj.PRTARE, Prims.A);
460 S57prims.put(Obj.REFDMP, Prims.P); S57prims.put(Obj.TERMNL, Prims.PA); S57prims.put(Obj.TRNBSN, Prims.PA); S57prims.put(Obj.WTWARE, Prims.A);
461 S57prims.put(Obj.WTWGAG, Prims.PA); S57prims.put(Obj.TISDGE, Prims.N); S57prims.put(Obj.VEHTRF, Prims.PA); S57prims.put(Obj.EXCNST, Prims.PA);
462 S57prims.put(Obj.LG_SDM, Prims.A); S57prims.put(Obj.LG_VSP, Prims.A); S57prims.put(Obj.LITMAJ, Prims.P); S57prims.put(Obj.LITMIN, Prims.P);
463 }
464
465 public static void S57geoms(S57map map) {
466 for (ArrayList<Feature> list : map.features.values()) {
467 for (Feature feature : list) {
468 switch (S57prims.get(feature.type)) {
469 case N:
470 break;
471 case P:
472 if (feature.geom.prim != Pflag.POINT) {
473// Snode node = feature.geom.centre;
474// node.flg = Nflag.ISOL;
475// map.nodes.put(++map.xref, node);
476// feature.geom = map.new Geom(Pflag.POINT);
477// feature.geom.centre = node;
478// feature.geom.elems.add(map.new Prim(map.xref));
479 }
480 break;
481 case L:
482 break;
483 case A:
484 break;
485 case PA:
486 break;
487 case PL:
488 break;
489 case LA:
490 if (feature.geom.prim == Pflag.POINT) {
491// list.remove(feature);
492 }
493 break;
494 case PLA:
495 // No changes needed
496 break;
497 }
498 }
499 }
500 }
501}
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