moparisthebest/PhoneGap-SQLitePlugin-Android
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Code Issues Releases Wiki Activity

Fix Android version to handle multiple databases (#2)

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This commit is contained in:
Chris Brody 2012-12-04 21:18:15 +01:00
parent 938bce69b8
commit ca74669116
3 changed files with 65 additions and 38 deletions
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8
Android/assets/www/SQLitePlugin-orig.coffee
View File

@ -44,7 +44,7 @@ do ->
console.log "SQLitePlugin::executePragmaStatement"
pcb = success
cordova.exec (-> 1), error, "SQLitePlugin", "executePragmaStatement", [ "A-1", statement ]
cordova.exec (-> 1), error, "SQLitePlugin", "executePragmaStatement", [ @dbPath, statement ]
return
SQLitePluginCallback =
@ -81,6 +81,7 @@ do ->
transaction_callback_queue[@trans_id] = new Object()
return
# XXX FUTURE handle tx CBs under SQLitePluginCallback object:
SQLitePluginTransaction.queryCompleteCallback = (transId, queryId, result) ->
console.log "SQLitePluginTransaction.queryCompleteCallback"
query = null
@ -198,10 +199,13 @@ do ->
if error
errorcb = (res) ->
error txself, res
transaction_callback_queue[@trans_id]["success"] = successcb
transaction_callback_queue[@trans_id]["error"] = errorcb
cordova.exec null, null, "SQLitePlugin", "executeSqlBatch", transaction_queue[@trans_id]
cordova.exec null, null, "SQLitePlugin", "executeSqlBatch", [ @dbPath, transaction_queue[@trans_id] ]
# XXX FUTURE all CBs under SQLitePluginCallback
# required for callbacks:
root.SQLitePluginTransaction = SQLitePluginTransaction
root.SQLitePluginCallback = SQLitePluginCallback

4
Android/assets/www/SQLitePlugin.js
View File

@ -50,7 +50,7 @@
pcb = success;
cordova.exec((function() {
return 1;
}), error, "SQLitePlugin", "executePragmaStatement", ["A-1", statement]);
}), error, "SQLitePlugin", "executePragmaStatement", [this.dbPath, statement]);
};
SQLitePluginCallback = {
p1: function(id, result) {
@ -230,7 +230,7 @@
}
transaction_callback_queue[this.trans_id]["success"] = successcb;
transaction_callback_queue[this.trans_id]["error"] = errorcb;
return cordova.exec(null, null, "SQLitePlugin", "executeSqlBatch", transaction_queue[this.trans_id]);
return cordova.exec(null, null, "SQLitePlugin", "executeSqlBatch", [this.dbPath, transaction_queue[this.trans_id]]);
};
root.SQLitePluginTransaction = SQLitePluginTransaction;
root.SQLitePluginCallback = SQLitePluginCallback;

91
Android/src/com/phonegap/plugin/sqlitePlugin/SQLitePlugin.java
View File

@ -20,17 +20,21 @@ import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.*;
import java.util.HashMap;
import android.util.Log;
public class SQLitePlugin extends Plugin {
// Data Definition Language
SQLiteDatabase myDb = null; // Database object
/**
* Multiple database map.
*/
HashMap<String, SQLiteDatabase> myDbMap;
/**
* Constructor.
*/
public SQLitePlugin() {
myDbMap = new HashMap<String, SQLiteDatabase>();
}
/**
@ -54,15 +58,20 @@ public class SQLitePlugin extends Plugin {
"database", 5000000);
//this.openDatabase(args.getString(0), args.getString(1),
// args.getString(2), args.getLong(3));
}
else if (action.equals("executePragmaStatement"))
}
// XXX TODO:
else if (action.equals("close")) {
Log.v("error", "NOT IMPLEMENTED"); // XXX TODO
}
else if (action.equals("executePragmaStatement"))
{
String id = args.getString(0);
String dbName = args.getString(0);
String query = args.getString(1);
Cursor myCursor = this.myDb.rawQuery(query, null);
Cursor myCursor = this.getDatabase(dbName).rawQuery(query, null);
this.processPragmaResults(myCursor, id);
}
else if (action.equals("executeSqlBatch"))
}
else if (action.equals("executeSqlBatch"))
{
String[] queries = null;
String[] queryIDs = null;
@ -71,18 +80,21 @@ public class SQLitePlugin extends Plugin {
JSONArray jsonArr = null;
int paramLen = 0;
JSONArray[] jsonparams = null;
if (args.isNull(0)) {
String dbName = args.getString(0);
JSONArray txargs = args.getJSONArray(1);
if (txargs.isNull(0)) {
queries = new String[0];
} else {
int len = args.length();
int len = txargs.length();
queries = new String[len];
queryIDs = new String[len];
jsonparams = new JSONArray[len];
for (int i = 0; i < len; i++)
{
a = args.getJSONObject(i);
a = txargs.getJSONObject(i);
queries[i] = a.getString("query");
queryIDs[i] = a.getString("query_id");
trans_id = a.getString("trans_id");
@ -92,7 +104,7 @@ public class SQLitePlugin extends Plugin {
}
}
if(trans_id != null)
this.executeSqlBatch(queries, jsonparams, queryIDs, trans_id);
this.executeSqlBatch(dbName, queries, jsonparams, queryIDs, trans_id);
else
Log.v("error", "null trans_id");
}
@ -119,10 +131,12 @@ public class SQLitePlugin extends Plugin {
*/
@Override
public void onDestroy() {
/** XXX TODO :
if (this.myDb != null) {
this.myDb.close();
this.myDb = null;
}
**/
}
// --------------------------------------------------------------------------
@ -141,28 +155,31 @@ public class SQLitePlugin extends Plugin {
* @param size
* The size in bytes
*/
public void openDatabase(String db, String version, String display_name,
private void openDatabase(String db, String version, String display_name,
long size) {
// If database is open, then close it
if (this.myDb != null) {
this.myDb.close();
}
this.myDb = this.cordova.getActivity().getApplicationContext().openOrCreateDatabase(db + ".db", Context.MODE_PRIVATE, null);
SQLiteDatabase myDb = this.cordova.getActivity().getApplicationContext().openOrCreateDatabase(db + ".db", Context.MODE_PRIVATE, null);
myDbMap.put(db, myDb);
}
public void executeSqlBatch(String[] queryarr, JSONArray[] jsonparams, String[] queryIDs, String tx_id) {
private SQLiteDatabase getDatabase(String dbName) {
return myDbMap.get(dbName);
}
private void executeSqlBatch(String dbName, String[] queryarr, JSONArray[] jsonparams, String[] queryIDs, String tx_id) {
SQLiteDatabase myDb = this.getDatabase(dbName); // XXX TODO check for null
try {
this.myDb.beginTransaction();
myDb.beginTransaction();
String query = "";
String query_id = "";
int len = queryarr.length;
for (int i = 0; i < len; i++) {
query = queryarr[i];
query_id = queryIDs[i];
if (query.toLowerCase().startsWith("insert") && jsonparams != null) {
SQLiteStatement myStatement = this.myDb.compileStatement(query);
SQLiteStatement myStatement = myDb.compileStatement(query);
for (int j = 0; j < jsonparams[i].length(); j++) {
if (jsonparams[i].get(j) instanceof Float || jsonparams[i].get(j) instanceof Double ) {
myStatement.bindDouble(j + 1, jsonparams[i].getDouble(j));
@ -189,13 +206,13 @@ public class SQLitePlugin extends Plugin {
}
}
Cursor myCursor = this.myDb.rawQuery(query, params);
Cursor myCursor = myDb.rawQuery(query, params);
this.processResults(myCursor, query_id, tx_id);
myCursor.close();
}
}
this.myDb.setTransactionSuccessful();
myDb.setTransactionSuccessful();
}
catch (SQLiteException ex) {
ex.printStackTrace();
@ -207,7 +224,7 @@ public class SQLitePlugin extends Plugin {
this.sendJavascript("SQLitePluginTransaction.txErrorCallback('" + tx_id + "', '"+ex.getMessage()+"');");
}
finally {
this.myDb.endTransaction();
myDb.endTransaction();
Log.v("executeSqlBatch", tx_id);
this.sendJavascript("SQLitePluginTransaction.txCompleteCallback('" + tx_id + "');");
}
@ -221,11 +238,12 @@ public class SQLitePlugin extends Plugin {
* @param tx_id
* Transaction id
*/
public void processResults(Cursor cur, String query_id, String tx_id) {
private void processResults(Cursor cur, String query_id, String tx_id)
{
String result = "[]";
// If query result has rows
// XXX TODO use results2string() and do test:
if (cur.moveToFirst()) {
JSONArray fullresult = new JSONArray();
String key = "";
@ -280,8 +298,15 @@ public class SQLitePlugin extends Plugin {
}
public void processPragmaResults(Cursor cur, String id) {
private void processPragmaResults(Cursor cur, String id)
{
String result = this.results2string(cur);
this.sendJavascript(" SQLitePluginCallback.p1('" + id + "', " + result + ");");
}
private String results2string(Cursor cur)
{
String result = "[]";
// If query result has rows
@ -297,7 +322,6 @@ public class SQLitePlugin extends Plugin {
for (int i = 0; i < colCount; ++i) {
key = cur.getColumnName(i);
// XXX TBD factor out:
// for old Android SDK remove lines from HERE:
if(android.os.Build.VERSION.SDK_INT >= 11)
{
@ -337,7 +361,6 @@ public class SQLitePlugin extends Plugin {
result = fullresult.toString();
}
this.sendJavascript(" SQLitePluginCallback.p1('" + id + "', " + result + ");");
return result;
}
}