1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
|
/**
* Copyright (c) 2010 Scott A. Crosby. <scott@sacrosby.com>
* <p>
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
* <p>
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* <p>
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package crosby.binary;
import com.google.protobuf.ByteString;
import crosby.binary.Osmformat.*;
import crosby.binary.Osmformat.StringTable;
import crosby.binary.Osmformat.Relation.MemberType;
import crosby.binary.file.BlockOutputStream;
import crosby.binary.file.FileBlock;
import org.junit.Assert;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Files;
import java.nio.file.Paths;
public class WriteFileTest {
@Test
public void testSimpleFileBlock1() throws Exception {
test("deflate", "/SimpleFileBlock1-deflate.osm.pbf");
test("none", "/SimpleFileBlock1-none.osm.pbf");
}
@Test
public void testGranFileBlock1() throws Exception {
test("deflate", "/GranFileBlock1-deflate.osm.pbf");
test("none", "/GranFileBlock1-none.osm.pbf");
}
private void test(String compress, String resource) throws IOException, URISyntaxException {
try (ByteArrayOutputStream bytes = new ByteArrayOutputStream()) {
BuildTestFile builder = new BuildTestFile(new BlockOutputStream(bytes), compress);
if (resource.startsWith("/SimpleFileBlock1")) {
builder.makeSimpleFileBlock1();
} else if (resource.startsWith("/GranFileBlock1")) {
builder.makeGranFileBlock1();
} else {
throw new IllegalArgumentException();
}
byte[] expected = Files.readAllBytes(Paths.get(WriteFileTest.class.getResource(resource).toURI()));
Assert.assertArrayEquals(expected, bytes.toByteArray());
}
}
}
class BuildTestFile {
private final BlockOutputStream output;
public static final long BILLION = 1000000000L;
StringTable makeStringTable(String prefix) {
return
StringTable.newBuilder()
.addS(ByteString.copyFromUtf8("")) // Never used.
.addS(ByteString.copyFromUtf8(prefix + "Offset1"))
.addS(ByteString.copyFromUtf8(prefix + "Offset2"))
.addS(ByteString.copyFromUtf8(prefix + "Offset3"))
.addS(ByteString.copyFromUtf8(prefix + "Offset4"))
.addS(ByteString.copyFromUtf8(prefix + "Offset5"))
.addS(ByteString.copyFromUtf8(prefix + "Offset6"))
.addS(ByteString.copyFromUtf8(prefix + "Offset7"))
.addS(ByteString.copyFromUtf8(prefix + "Offset8"))
.build();
}
void makeSimpleFileBlock1() throws IOException {
PrimitiveBlock.Builder b1 = PrimitiveBlock.newBuilder();
b1.setStringtable(makeStringTable("B1"));
b1.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addNodes(Node.newBuilder()
.setId(101).setLat(13 * 10 * 1000 * 1000).setLon(-14 * 10 * 1000 * 1000)
.addKeys(1).addVals(2))
.addNodes(Node.newBuilder()
.setId(101).setLat(12345678).setLon(-23456789)) // Should be 1.2345678 degrees lat and -2.3456789 lon.
);
b1.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addWays(Way.newBuilder()
.setId(201)
.addRefs(101).addRefs(1).addRefs(-1).addRefs(10).addRefs(-20) // Delta coded. Should be 101, 102, 101, 111, 91.
.addKeys(2).addVals(1).addKeys(3).addVals(4))
.addWays(Way.newBuilder()
.setId(-301)
.addRefs(211).addRefs(1).addRefs(-1).addRefs(10).addRefs(-300) // Delta coded. Should be 211, 212, 211, 221, -79
.addKeys(4).addVals(3).addKeys(5).addVals(6))
.addWays(Way.newBuilder()
.setId(401).addRefs(211).addRefs(1))
.addWays(Way.newBuilder()
.setId(501))
);
b1.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addRelations(Relation.newBuilder()
.setId(601)
.addTypes(MemberType.NODE).addMemids(50).addRolesSid(2)
.addTypes(MemberType.NODE).addMemids(3).addRolesSid(3)
.addTypes(MemberType.WAY).addMemids(3).addRolesSid(4)
.addTypes(MemberType.RELATION).addMemids(3).addRolesSid(5))
.addRelations(Relation.newBuilder()
.setId(701)
.addTypes(MemberType.RELATION).addMemids(60).addRolesSid(6)
.addTypes(MemberType.RELATION).addMemids(5).addRolesSid(7)
.addKeys(1).addVals(2)));
b1.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.setDense(DenseNodes.newBuilder()
.addId(1001).addId(110).addId(-2000).addId(8889)
.addLat(12 * 10000000).addLat(1500000).addLat(-12 * 10000000).addLat(-12 * 10000000)
.addLon(-12 * 10000000).addLon(2500000).addLon(13 * 10000000).addLon(2 * 10000000)
.addKeysVals(1).addKeysVals(2).addKeysVals(0)
.addKeysVals(0)
.addKeysVals(2).addKeysVals(3).addKeysVals(4).addKeysVals(5).addKeysVals(0)
.addKeysVals(3).addKeysVals(3).addKeysVals(0)
));
output.write(FileBlock.newInstance("OSMData", b1.build().toByteString(), null));
PrimitiveBlock.Builder b2 = PrimitiveBlock.newBuilder();
b2.setLatOffset(10 * BILLION + 109208300)
.setLonOffset(20 * BILLION + 901802700)
.setGranularity(1200);
b2.setStringtable(makeStringTable("B2"));
// Test out granularity stuff.
b2.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addNodes(Node.newBuilder().setId(100000).setLat(0).setLon(0))
.addNodes(Node.newBuilder().setId(100001).setLat(1000).setLon(2000))
.addNodes(Node.newBuilder().setId(100002).setLat(1001).setLon(2001))
.addNodes(Node.newBuilder().setId(100003).setLat(1002).setLon(2002))
.addNodes(Node.newBuilder().setId(100004).setLat(1003).setLon(2003))
.addNodes(Node.newBuilder().setId(100005).setLat(1004).setLon(2004)));
output.write(FileBlock.newInstance("OSMData", b2.build().toByteString(), null));
}
BuildTestFile(BlockOutputStream output, String compress) throws IOException {
this.output = output;
this.output.setCompress(compress);
HeaderBlock.Builder b = HeaderBlock.newBuilder();
b.addRequiredFeatures("OsmSchema-V0.6").addRequiredFeatures("DenseNodes").setSource("QuickBrownFox");
this.output.write(FileBlock.newInstance("OSMHeader", b.build().toByteString(), null));
}
void makeGranFileBlock1() throws IOException {
PrimitiveBlock.Builder b1 = PrimitiveBlock.newBuilder();
b1.setLatOffset(10 * BILLION + 109208300)
.setLonOffset(20 * BILLION + 901802700)
.setGranularity(1200)
.setDateGranularity(2500);
b1.setStringtable(makeStringTable("C1"));
b1.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addNodes(Node.newBuilder()
.setId(100001)
.setLat(1000).setLon(2000)
.setInfo(Info.newBuilder()
.setTimestamp(1001)
.setChangeset(-12)
.setUid(21)
.setUserSid(6)
.build())
.build())
.addNodes(Node.newBuilder()
.setId(100002)
.setLat(1001).setLon(2001)
.setInfo(Info.newBuilder()
.setVersion(102)
.setTimestamp(1002)
.setChangeset(12)
.setUid(-21)
.setUserSid(5)
.build())
.build())
.addNodes(Node.newBuilder()
.setId(100003)
.setLat(1003).setLon(2003)
.setInfo(Info.newBuilder()
.setVersion(103)
.setUserSid(4)
.build())
.build())
);
// The same, but with different granularities.
PrimitiveBlock.Builder b2 = PrimitiveBlock.newBuilder();
b2.setLatOffset(12 * BILLION + 303)
.setLonOffset(22 * BILLION + 404)
.setGranularity(1401)
.setDateGranularity(3003);
b2.setStringtable(makeStringTable("C2"));
b2.addPrimitivegroup(
PrimitiveGroup.newBuilder()
.addNodes(Node.newBuilder()
.setId(100001)
.addKeys(1).addVals(2)
.addKeys(1).addVals(3) // Support multiple vals for a key.
.addKeys(3).addVals(4)
.setLat(1000).setLon(2000)
.build())
.addNodes(Node.newBuilder()
.setId(100002)
.setLat(1001).setLon(2001)
.build())
.addNodes(Node.newBuilder()
.setId(100003)
.setLat(1003).setLon(2003)
.addKeys(5).addVals(6)
.build())
);
output.write(FileBlock.newInstance("OSMData", b1.build().toByteString(), null));
output.write(FileBlock.newInstance("OSMData", b2.build().toByteString(), null));
}
}
|
