Merge Matthew's changes.

This commit is contained in:
Sandor Dornbush
2011-01-21 22:21:39 -08:00
7 changed files with 173 additions and 77 deletions
@@ -27,6 +27,7 @@ public class ContentTypeIds {
public static final byte FLOAT_TYPE_ID = 3;
public static final byte DOUBLE_TYPE_ID = 4;
public static final byte STRING_TYPE_ID = 5;
public static final byte BLOB_TYPE_ID = 6;
private ContentTypeIds() { /* Not instantiable */ }
}
@@ -25,10 +25,11 @@ public class BackupColumns {
public static final String[] POINTS_BACKUP_COLUMNS =
{ TrackPointsColumns._ID, TrackPointsColumns.TRACKID, TrackPointsColumns.LATITUDE,
TrackPointsColumns.LONGITUDE, TrackPointsColumns.ALTITUDE, TrackPointsColumns.BEARING,
TrackPointsColumns.TIME, TrackPointsColumns.ACCURACY, TrackPointsColumns.SPEED };
TrackPointsColumns.TIME, TrackPointsColumns.ACCURACY, TrackPointsColumns.SPEED,
TrackPointsColumns.SENSOR };
public static final byte[] POINTS_BACKUP_COLUMN_TYPES =
{ LONG_TYPE_ID, LONG_TYPE_ID, INT_TYPE_ID, INT_TYPE_ID, FLOAT_TYPE_ID,
FLOAT_TYPE_ID, LONG_TYPE_ID, FLOAT_TYPE_ID, FLOAT_TYPE_ID };
FLOAT_TYPE_ID, LONG_TYPE_ID, FLOAT_TYPE_ID, FLOAT_TYPE_ID, BLOB_TYPE_ID };
public static final String[] TRACKS_BACKUP_COLUMNS = {
TracksColumns._ID, TracksColumns.NAME, TracksColumns.DESCRIPTION, TracksColumns.CATEGORY,
@@ -169,7 +169,7 @@ class DatabaseDumper {
* Writes a single cell of the database to the output.
*
* @param columnIdx the column index to read from
* @param columnType the type of the column to be read
* @param columnTypeId the type of the column to be read
* @param cursor the cursor to read from
* @throws IOException if there are any errors while writing
*/
@@ -195,6 +195,12 @@ class DatabaseDumper {
case ContentTypeIds.STRING_TYPE_ID:
writer.writeUTF(cursor.getString(columnIdx));
return;
case ContentTypeIds.BLOB_TYPE_ID: {
byte[] blob = cursor.getBlob(columnIdx);
writer.writeInt(blob.length);
writer.write(blob);
return;
}
default:
throw new IllegalArgumentException(
"Type " + columnTypeId + " not supported");
@@ -204,7 +210,7 @@ class DatabaseDumper {
/**
* Writes a dummy cell value to the output.
*
* @param columnType the type of the value to write
* @param columnTypeId the type of the value to write
* @throws IOException if there are any errors while writing
*/
private void writeDummyCell(byte columnTypeId, DataOutputStream writer)
@@ -228,6 +234,9 @@ class DatabaseDumper {
case ContentTypeIds.STRING_TYPE_ID:
writer.writeUTF("");
return;
case ContentTypeIds.BLOB_TYPE_ID:
writer.writeInt(0);
return;
default:
throw new IllegalArgumentException(
"Type " + columnTypeId + " not supported");
@@ -173,6 +173,23 @@ public class DatabaseImporter {
if (values != null) { values.put(name, value); }
return;
}
case ContentTypeIds.BLOB_TYPE_ID: {
int blobLength = reader.readInt();
if (blobLength != 0) {
byte[] blob = new byte[blobLength];
int readBytes = reader.read(blob, 0, blobLength);
if (readBytes != blobLength) {
throw new IOException(String.format(
"Short read on column %s; expected %d bytes, read %d",
name, blobLength, readBytes));
}
if (values != null) {
values.put(name, blob);
}
}
return;
}
default:
throw new IOException("Read unknown type " + typeId);
}
@@ -34,6 +34,11 @@ public class ApiFeatures {
public static final int ANDROID_API_LEVEL = Integer.parseInt(
Build.VERSION.SDK);
private static final String PLATFORM_ADAPTER_GINGERBREAD =
"com.google.android.apps.mytracks.util.GingerbreadPlatformAdapter";
private static final String PLATFORM_ADAPTER_ECLAIR =
"com.google.android.apps.mytracks.util.EclairPlatformAdapter";
private static ApiFeatures instance;
/**
@@ -63,15 +68,28 @@ public class ApiFeatures {
*/
protected ApiFeatures() {
if (getApiLevel() >= 9) {
apiPlatformAdapter = new GingerbreadPlatformAdapter();
apiPlatformAdapter = createPlatformAdapter(PLATFORM_ADAPTER_GINGERBREAD);
} else if (getApiLevel() >= 5) {
apiPlatformAdapter = new EclairPlatformAdapter();
apiPlatformAdapter = createPlatformAdapter(PLATFORM_ADAPTER_ECLAIR);
} else {
Log.i(MyTracksConstants.TAG,
"ApiFeatures: Using default platform adapter");
// Cupcake adapter is always supported, so it's safe to do static linkage.
apiPlatformAdapter = new CupcakePlatformAdapter();
}
Log.i(MyTracksConstants.TAG, "Using platform adapter " + apiPlatformAdapter.getClass());
}
private static ApiPlatformAdapter createPlatformAdapter(String className) {
try {
Class<?> clazz = Class.forName(className);
return (ApiPlatformAdapter) clazz.newInstance();
} catch (ClassNotFoundException e) {
throw new RuntimeException("ApiFeatures: Unable to find " + className, e);
} catch (InstantiationException e) {
throw new RuntimeException("ApiFeatures: Unable to instantiate " + className, e);
} catch (IllegalAccessException e) {
throw new RuntimeException("ApiFeatures: Unable to access " + className, e);
}
}
public ApiPlatformAdapter getApiPlatformAdapter() {
@@ -24,6 +24,7 @@ import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import junit.framework.TestCase;
@@ -33,36 +34,51 @@ import junit.framework.TestCase;
* @author Rodrigo Damazio
*/
public class DatabaseDumperTest extends TestCase {
/**
* This class is the same as {@link MatrixCursor}, except this class
* implements {@link #getBlob} ({@link MatrixCursor} leaves it
* unimplemented).
*/
private class BlobAwareMatrixCursor extends MatrixCursor {
public BlobAwareMatrixCursor(String[] columnNames) {
super(columnNames);
}
@Override public byte[] getBlob(int columnIndex) {
return getString(columnIndex).getBytes();
}
}
private static final String[] COLUMN_NAMES = {
"intCol", "longCol", "floatCol", "doubleCol", "stringCol", "boolCol"
"intCol", "longCol", "floatCol", "doubleCol", "stringCol", "boolCol", "blobCol"
};
private static final byte[] COLUMN_TYPES = {
ContentTypeIds.INT_TYPE_ID, ContentTypeIds.LONG_TYPE_ID,
ContentTypeIds.FLOAT_TYPE_ID, ContentTypeIds.DOUBLE_TYPE_ID,
ContentTypeIds.STRING_TYPE_ID, ContentTypeIds.BOOLEAN_TYPE_ID
ContentTypeIds.STRING_TYPE_ID, ContentTypeIds.BOOLEAN_TYPE_ID,
ContentTypeIds.BLOB_TYPE_ID
};
private static final String[][] FAKE_DATA = {
{ "42", "123456789", "3.1415", "2.72", "lolcat", "1" },
{ null, "123456789", "3.1415", "2.72", "lolcat", "1" },
{ "42", null, "3.1415", "2.72", "lolcat", "1" },
{ "42", "123456789", null, "2.72", "lolcat", "1" },
{ "42", "123456789", "3.1415", null, "lolcat", "1" },
{ "42", "123456789", "3.1415", "2.72", null, "1" },
{ "42", "123456789", "3.1415", "2.72", "lolcat", null },
{ "42", "123456789", "3.1415", "2.72", "lolcat", "1", "blob" },
{ null, "123456789", "3.1415", "2.72", "lolcat", "1", "blob" },
{ "42", null, "3.1415", "2.72", "lolcat", "1", "blob" },
{ "42", "123456789", null, "2.72", "lolcat", "1", "blob" },
{ "42", "123456789", "3.1415", null, "lolcat", "1", "blob" },
{ "42", "123456789", "3.1415", "2.72", null, "1", "blob" },
{ "42", "123456789", "3.1415", "2.72", "lolcat", null, "blob" },
{ "42", "123456789", "3.1415", "2.72", "lolcat", "1", null },
};
private static final long[] EXPECTED_FIELD_SETS = {
0x3F, 0x3E, 0x3D, 0x3B, 0x37, 0x2F, 0x1F
0x7F, 0x7E, 0x7D, 0x7B, 0x77, 0x6F, 0x5F, 0x3F
};
private MatrixCursor cursor;
private BlobAwareMatrixCursor cursor;
@Override
protected void setUp() throws Exception {
super.setUp();
// Add fake data to the cursor
cursor = new MatrixCursor(COLUMN_NAMES);
cursor = new BlobAwareMatrixCursor(COLUMN_NAMES);
for (String[] row : FAKE_DATA) {
cursor.addRow(row);
}
@@ -95,8 +111,9 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(FAKE_DATA.length, reader.readInt());
// Verify the row contents
byte[] blob = new byte[4];
// Row 0
// Row 0 -- everything populated
assertEquals(EXPECTED_FIELD_SETS[0], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
@@ -104,8 +121,10 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 1
// Row 1 -- no int
assertEquals(EXPECTED_FIELD_SETS[1], reader.readLong());
if (hasNullFields) reader.readInt();
assertEquals(123456789L, reader.readLong());
@@ -113,8 +132,10 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 2
// Row 2 -- no long
assertEquals(EXPECTED_FIELD_SETS[2], reader.readLong());
assertEquals(42, reader.readInt());
if (hasNullFields) reader.readLong();
@@ -122,8 +143,10 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 3
// Row 3 -- no float
assertEquals(EXPECTED_FIELD_SETS[3], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
@@ -131,8 +154,10 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 4
// Row 4 -- no double
assertEquals(EXPECTED_FIELD_SETS[4], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
@@ -140,8 +165,10 @@ public class DatabaseDumperTest extends TestCase {
if (hasNullFields) reader.readDouble();
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 5
// Row 5 -- no string
assertEquals(EXPECTED_FIELD_SETS[5], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
@@ -149,8 +176,10 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
if (hasNullFields) reader.readUTF();
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 6
// Row 6 -- no boolean
assertEquals(EXPECTED_FIELD_SETS[6], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
@@ -158,8 +187,23 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
if (hasNullFields) reader.readBoolean();
}
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 7 -- no blob
assertEquals(EXPECTED_FIELD_SETS[7], reader.readLong());
assertEquals(42, reader.readInt());
assertEquals(123456789L, reader.readLong());
assertEquals(3.1415f, reader.readFloat());
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
if (hasNullFields) {
int length = reader.readInt();
readBlob(reader, length);
}
}
public void testFewerRows() throws Exception {
// Dump only the first two rows
DatabaseDumper dumper = new DatabaseDumper(COLUMN_NAMES, COLUMN_TYPES, false);
@@ -191,6 +235,8 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
// Row 1
assertEquals(EXPECTED_FIELD_SETS[1], reader.readLong());
@@ -200,13 +246,25 @@ public class DatabaseDumperTest extends TestCase {
assertEquals(2.72, reader.readDouble());
assertEquals("lolcat", reader.readUTF());
assertTrue(reader.readBoolean());
assertEquals(4, reader.readInt());
assertEquals("blob", readBlob(reader, 4));
}
private void assertHeader(DataInputStream reader) throws IOException {
assertEquals(6, reader.readInt());
assertEquals(COLUMN_NAMES.length, reader.readInt());
for (int i = 0; i < COLUMN_NAMES.length; i++) {
assertEquals(COLUMN_NAMES[i], reader.readUTF());
assertEquals(COLUMN_TYPES[i], reader.readByte());
}
}
private String readBlob(InputStream reader, int length) throws Exception {
if (length == 0) {
return "";
}
byte[] blob = new byte[length];
assertEquals(length, reader.read(blob));
return new String(blob);
}
}
@@ -24,6 +24,7 @@ import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import junit.framework.TestCase;
@@ -69,38 +70,27 @@ public class DatabaseImporterTest extends TestCase {
public void testImportAllRows_readNullFields() throws Exception {
testImportAllRows(true);
}
private void testImportAllRows(boolean readNullFields) throws Exception {
// Create a fake data stream to be read
ByteArrayOutputStream outputStream = new ByteArrayOutputStream(1024);
DataOutputStream writer = new DataOutputStream(outputStream);
// Add the header
writer.writeInt(6);
writer.writeUTF("col1");
writer.writeByte(ContentTypeIds.INT_TYPE_ID);
writer.writeUTF("col2");
writer.writeByte(ContentTypeIds.BOOLEAN_TYPE_ID);
writer.writeUTF("col3");
writer.writeByte(ContentTypeIds.STRING_TYPE_ID);
writer.writeUTF("col4");
writer.writeByte(ContentTypeIds.FLOAT_TYPE_ID);
writer.writeUTF("col5");
writer.writeByte(ContentTypeIds.DOUBLE_TYPE_ID);
writer.writeUTF("col6");
writer.writeByte(ContentTypeIds.LONG_TYPE_ID);
writeFullHeader(writer);
// Add the number of rows
writer.writeInt(2);
// Add a row with all fields present
writer.writeLong(0x3F);
writer.writeLong(0x7F);
writer.writeInt(42);
writer.writeBoolean(true);
writer.writeUTF("lolcat");
writer.writeFloat(3.1415f);
writer.writeDouble(2.72);
writer.writeLong(123456789L);
writer.writeInt(4);
writer.writeBytes("blob");
// Add a row with some missing fields
writer.writeLong(0x15);
@@ -110,6 +100,7 @@ public class DatabaseImporterTest extends TestCase {
if (readNullFields) writer.writeFloat(0.0f);
writer.writeDouble(2.72);
if (readNullFields) writer.writeLong(0L);
if (readNullFields) writer.writeInt(0); // empty blob
writer.flush();
@@ -122,7 +113,7 @@ public class DatabaseImporterTest extends TestCase {
// Verify the first row
ContentValues value = insertedValues.get(0);
assertEquals(value.toString(), 6, value.size());
assertEquals(value.toString(), 7, value.size());
assertValue(42, "col1", value);
assertValue(true, "col2", value);
@@ -130,6 +121,7 @@ public class DatabaseImporterTest extends TestCase {
assertValue(3.1415f, "col4", value);
assertValue(2.72, "col5", value);
assertValue(123456789L, "col6", value);
assertBlobValue("blob", "col7", value);
// Verify the second row
value = insertedValues.get(1);
@@ -139,26 +131,13 @@ public class DatabaseImporterTest extends TestCase {
assertValue("lolcat", "col3", value);
assertValue(2.72, "col5", value);
}
public void testImportAllRows_noRows() throws Exception {
// Create a fake data stream to be read
ByteArrayOutputStream outputStream = new ByteArrayOutputStream(1024);
DataOutputStream writer = new DataOutputStream(outputStream);
// Add the header
writer.writeInt(6);
writer.writeUTF("col1");
writer.writeByte(ContentTypeIds.INT_TYPE_ID);
writer.writeUTF("col2");
writer.writeByte(ContentTypeIds.BOOLEAN_TYPE_ID);
writer.writeUTF("col3");
writer.writeByte(ContentTypeIds.STRING_TYPE_ID);
writer.writeUTF("col4");
writer.writeByte(ContentTypeIds.FLOAT_TYPE_ID);
writer.writeUTF("col5");
writer.writeByte(ContentTypeIds.DOUBLE_TYPE_ID);
writer.writeUTF("col6");
writer.writeByte(ContentTypeIds.LONG_TYPE_ID);
writeFullHeader(writer);
// Add the number of rows
writer.writeInt(0);
@@ -186,20 +165,7 @@ public class DatabaseImporterTest extends TestCase {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream(1024);
DataOutputStream writer = new DataOutputStream(outputStream);
// Add the header
writer.writeInt(6);
writer.writeUTF("col1");
writer.writeByte(ContentTypeIds.INT_TYPE_ID);
writer.writeUTF("col2");
writer.writeByte(ContentTypeIds.BOOLEAN_TYPE_ID);
writer.writeUTF("col3");
writer.writeByte(ContentTypeIds.STRING_TYPE_ID);
writer.writeUTF("col4");
writer.writeByte(ContentTypeIds.FLOAT_TYPE_ID);
writer.writeUTF("col5");
writer.writeByte(ContentTypeIds.DOUBLE_TYPE_ID);
writer.writeUTF("col6");
writer.writeByte(ContentTypeIds.LONG_TYPE_ID);
writeFullHeader(writer);
// Add the number of rows
writer.writeInt(3);
@@ -214,6 +180,7 @@ public class DatabaseImporterTest extends TestCase {
writer.writeFloat(0.0f);
writer.writeDouble(0.0);
writer.writeLong(0L);
writer.writeInt(0); // empty blob
}
}
@@ -225,6 +192,7 @@ public class DatabaseImporterTest extends TestCase {
if (readNullFields) writer.writeFloat(0.0f);
writer.writeDouble(2.72);
if (readNullFields) writer.writeLong(0L);
if (readNullFields) writer.writeInt(0); // empty blob
writer.flush();
@@ -292,10 +260,34 @@ public class DatabaseImporterTest extends TestCase {
}
}
private void writeFullHeader(DataOutputStream writer) throws IOException {
// Add the header
writer.writeInt(7);
writer.writeUTF("col1");
writer.writeByte(ContentTypeIds.INT_TYPE_ID);
writer.writeUTF("col2");
writer.writeByte(ContentTypeIds.BOOLEAN_TYPE_ID);
writer.writeUTF("col3");
writer.writeByte(ContentTypeIds.STRING_TYPE_ID);
writer.writeUTF("col4");
writer.writeByte(ContentTypeIds.FLOAT_TYPE_ID);
writer.writeUTF("col5");
writer.writeByte(ContentTypeIds.DOUBLE_TYPE_ID);
writer.writeUTF("col6");
writer.writeByte(ContentTypeIds.LONG_TYPE_ID);
writer.writeUTF("col7");
writer.writeByte(ContentTypeIds.BLOB_TYPE_ID);
}
private <T> void assertValue(T expectedValue, String name, ContentValues values) {
@SuppressWarnings("unchecked")
T value = (T) values.get(name);
assertNotNull(value);
assertEquals(expectedValue, value);
}
private void assertBlobValue(String expectedValue, String name, ContentValues values ){
byte[] blob = values.getAsByteArray(name);
assertEquals(expectedValue, new String(blob));
}
}