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Refactor java core

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This commit is contained in:
Victor Shcherb 2013-01-05 15:34:53 +01:00
parent 03018fd6c0
commit 6a0b93ea63
4 changed files with 75 additions and 22 deletions
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42
OsmAnd/src/net/osmand/plus/SQLiteTileSource.java
View file

@ -12,13 +12,12 @@ import net.osmand.LogUtil;
import net.osmand.data.IndexConstants;
import net.osmand.map.ITileSource;
import net.osmand.map.TileSourceManager.TileSourceTemplate;
import net.osmand.plus.api.SQLiteAPI.SQLiteConnection;
import net.osmand.plus.api.SQLiteAPI.SQLiteCursor;
import org.apache.commons.logging.Log;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDiskIOException;
import android.database.sqlite.SQLiteStatement;
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.graphics.BitmapFactory;
@ -37,7 +36,7 @@ public class SQLiteTileSource implements ITileSource {
private ITileSource base;
private String urlTemplate = null;
private String name;
private SQLiteDatabase db;
private SQLiteConnection db;
private final File file;
private int minZoom = 1;
private int maxZoom = 17;
@ -46,8 +45,10 @@ public class SQLiteTileSource implements ITileSource {
final int margin = 1;
final int tileSize = 256;
final int minScaledSize = 8;
private ClientContext ctx;
public SQLiteTileSource(File f, List<TileSourceTemplate> toFindUrl){
public SQLiteTileSource(ClientContext ctx, File f, List<TileSourceTemplate> toFindUrl){
this.ctx = ctx;
this.file = f;
int i = f.getName().lastIndexOf('.');
name = f.getName().substring(0, i);
@ -101,7 +102,7 @@ public class SQLiteTileSource implements ITileSource {
public String getUrlToLoad(int x, int y, int zoom) {
if (zoom > baseZoom)
return null;
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null || db.isReadOnly() || urlTemplate == null){
return null;
}
@ -139,9 +140,9 @@ public class SQLiteTileSource implements ITileSource {
return true;
}
private SQLiteDatabase getDatabase(){
if(db == null && file.exists()){
db = SQLiteDatabase.openDatabase(file.getAbsolutePath(), null, 0);
private SQLiteConnection getDatabase(){
if((db == null || db.isClosed()) && file.exists() ){
db = ctx.getSQLiteAPI().openByAbsolutePath(file.getAbsolutePath(), false);
try {
String template = db.compileStatement("SELECT url FROM info").simpleQueryForString(); //$NON-NLS-1$
if(!Algoritms.isEmpty(template)){
@ -168,13 +169,13 @@ public class SQLiteTileSource implements ITileSource {
}
public boolean exists(int x, int y, int zoom, boolean exact) {
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null){
return false;
}
long time = System.currentTimeMillis();
if (exact || zoom <= baseZoom) {
Cursor cursor = db.rawQuery("SELECT 1 FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {x+"", y+"",(17 - zoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
SQLiteCursor cursor = db.rawQuery("SELECT 1 FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {x+"", y+"",(17 - zoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
try {
boolean e = cursor.moveToFirst();
cursor.close();
@ -189,7 +190,7 @@ public class SQLiteTileSource implements ITileSource {
int n = zoom - baseZoom;
int base_xtile = x >> n;
int base_ytile = y >> n;
Cursor cursor = db.rawQuery("SELECT 1 FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {base_xtile+"", base_ytile+"",(17 - baseZoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
SQLiteCursor cursor = db.rawQuery("SELECT 1 FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {base_xtile+"", base_ytile+"",(17 - baseZoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
try {
boolean e = cursor.moveToFirst();
cursor.close();
@ -204,7 +205,7 @@ public class SQLiteTileSource implements ITileSource {
}
public boolean isLocked() {
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null){
return false;
}
@ -216,7 +217,7 @@ public class SQLiteTileSource implements ITileSource {
// based on its neighbor. This is needed to have a nice bilinear resampling
// on tile edges. Margin of 1 is enough for bilinear resampling.
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null){
return null;
}
@ -232,7 +233,7 @@ public class SQLiteTileSource implements ITileSource {
int xOff, yOff, w, h;
int dstx, dsty;
Cursor cursor = db.rawQuery(
SQLiteCursor cursor = db.rawQuery(
"SELECT image FROM tiles WHERE x = ? AND y = ? AND z = ?",
new String[] {(x + dx) + "", (y + dy) + "", (17 - zoom) + ""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
byte[] blob = null;
@ -262,13 +263,13 @@ public class SQLiteTileSource implements ITileSource {
}
public Bitmap getImage(int x, int y, int zoom) {
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null){
return null;
}
if (zoom <= baseZoom) {
// return the normal tile if exists
Cursor cursor = db.rawQuery("SELECT image FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {x+"", y+"",(17 - zoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
SQLiteCursor cursor = db.rawQuery("SELECT image FROM tiles WHERE x = ? AND y = ? AND z = ?", new String[] {x+"", y+"",(17 - zoom)+""}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
byte[] blob = null;
if(cursor.moveToFirst()) {
blob = cursor.getBlob(0);
@ -325,7 +326,7 @@ public class SQLiteTileSource implements ITileSource {
}
public void deleteImage(int x, int y, int zoom) {
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if(db == null || db.isReadOnly()){
return;
}
@ -339,7 +340,7 @@ public class SQLiteTileSource implements ITileSource {
* let all writing attempts to wait outside of this method
*/
public synchronized void insertImage(int x, int y, int zoom, File fileToSave) throws IOException {
SQLiteDatabase db = getDatabase();
SQLiteConnection db = getDatabase();
if (db == null || db.isReadOnly()) {
return;
}
@ -354,7 +355,7 @@ public class SQLiteTileSource implements ITileSource {
buf.put(b, 0, i);
}
SQLiteStatement statement = db.compileStatement("INSERT INTO tiles VALUES(?, ?, ?, ?, ?)"); //$NON-NLS-1$
net.osmand.plus.api.SQLiteAPI.SQLiteStatement statement = db.compileStatement("INSERT INTO tiles VALUES(?, ?, ?, ?, ?)"); //$NON-NLS-1$
statement.bindLong(1, x);
statement.bindLong(2, y);
statement.bindLong(3, 17 - zoom);
@ -362,6 +363,7 @@ public class SQLiteTileSource implements ITileSource {
statement.bindBlob(5, buf.array());
statement.execute();
statement.close();
is.close();
}

2
OsmAnd/src/net/osmand/plus/activities/LocalIndexHelper.java
View file

@ -90,7 +90,7 @@ public class LocalIndexHelper {
template.getUrlTemplate() != null, zooms.toString());
info.setDescription(descr);
} else if(f.isFile() && f.getName().endsWith(SQLiteTileSource.EXT)){
SQLiteTileSource template = new SQLiteTileSource(f, TileSourceManager.getKnownSourceTemplates());
SQLiteTileSource template = new SQLiteTileSource(app, f, TileSourceManager.getKnownSourceTemplates());
// Set<Integer> zooms = new TreeSet<Integer>();
// for(int i=1; i<22; i++){
// if(template.exists(i)){

2
OsmAnd/src/net/osmand/plus/api/InternalToDoAPIImpl.java
View file

@ -36,7 +36,7 @@ public class InternalToDoAPIImpl implements InternalToDoAPI {
@Override
public ITileSource newSqliteTileSource(File dir, List<TileSourceTemplate> knownTemplates) {
return new SQLiteTileSource(dir, knownTemplates);
return new SQLiteTileSource(app, dir, knownTemplates);
}
}

51
OsmAnd/src/net/osmand/plus/api/SQLiteAPIImpl.java
View file

@ -85,6 +85,11 @@ public class SQLiteAPIImpl implements SQLiteAPI {
public long getInt(int ind) {
return c.getInt(ind);
}
@Override
public byte[] getBlob(int ind) {
return c.getBlob(ind);
}
};
}
@ -127,6 +132,26 @@ public class SQLiteAPIImpl implements SQLiteAPI {
public void bindNull(int i) {
st.bindNull(i);
}
@Override
public long simpleQueryForLong() {
return st.simpleQueryForLong();
}
@Override
public String simpleQueryForString() {
return st.simpleQueryForString();
}
@Override
public void bindLong(int i, long val) {
st.bindLong(i, val);
}
@Override
public void bindBlob(int i, byte[] val) {
st.bindBlob(i, val);
}
};
}
@ -134,6 +159,32 @@ public class SQLiteAPIImpl implements SQLiteAPI {
public void setVersion(int newVersion) {
ds.setVersion(newVersion);
}
@Override
public boolean isReadOnly() {
return ds.isReadOnly();
}
@Override
public boolean isDbLockedByOtherThreads() {
return ds.isDbLockedByOtherThreads();
}
@Override
public boolean isClosed() {
return !ds.isOpen();
}
}
@Override
public SQLiteConnection openByAbsolutePath(String path, boolean readOnly) {
android.database.sqlite.SQLiteDatabase db = SQLiteDatabase.openDatabase(path, null,
readOnly? SQLiteDatabase.OPEN_READONLY : SQLiteDatabase.OPEN_READWRITE);
if(db == null) {
return null;
}
return new SQLiteDatabaseWrapper(db) ;
}
}