public/cordova-zebra-printer
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android - fix compiler warnings/recomendations

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This commit is contained in:
Evan Moore 2019-04-05 10:48:12 -04:00
parent 3c78fd2fe3
commit 31cdc1b281
1 changed files with 61 additions and 84 deletions
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145
src/android/com/apache/cordova/plugins/zebra/ZebraPrinter.java
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@ -12,81 +12,67 @@ import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import com.zebra.sdk.comm.BluetoothConnection;
import com.zebra.sdk.comm.Connection;
import com.zebra.sdk.comm.ConnectionException;
import com.zebra.sdk.printer.PrinterLanguage;
import com.zebra.sdk.printer.PrinterStatus;
import com.zebra.sdk.printer.ZebraPrinterFactory;
import com.zebra.sdk.printer.ZebraPrinterLanguageUnknownException;
import com.zebra.sdk.printer.discovery.BluetoothDiscoverer;
import com.zebra.sdk.printer.discovery.DiscoveredPrinter;
import com.zebra.sdk.printer.discovery.DiscoveredPrinterBluetooth;
import com.zebra.sdk.printer.discovery.DiscoveryHandler;
public class ZebraPrinter extends CordovaPlugin {
private Connection printerConnection;
private com.zebra.sdk.printer.ZebraPrinter printer;
private String macAddress;
static final String lock = "ZebraPluginLock";
private static final String lock = "ZebraPluginLock";
@Override
public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {
public boolean execute(String action, JSONArray args, CallbackContext callbackContext) {
Log.v("EMO", "Execute on ZebraPrinter Plugin called");
if (action.equals("discover")) {
this.discover(args, callbackContext);
return true;
} else if (action.equals("connect")) {
this.connect(args, callbackContext);
return true;
} else if (action.equals("print")) {
this.print(args, callbackContext);
return true;
} else if (action.equals("isConnected")) {
this.isConnected(args, callbackContext);
return true;
} else if (action.equals("disconnect")) {
this.disconnect(args, callbackContext);
return true;
} else if (action.equals("printerStatus")) {
this.printerStatus(args, callbackContext);
return true;
switch (action) {
case "discover":
this.discover(callbackContext);
return true;
case "connect":
this.connect(args, callbackContext);
return true;
case "print":
this.print(args, callbackContext);
return true;
case "isConnected":
this.isConnected(callbackContext);
return true;
case "disconnect":
this.disconnect(callbackContext);
return true;
case "printerStatus":
this.printerStatus(callbackContext);
return true;
}
return false;
}
private void printerStatus(JSONArray args, final CallbackContext callbackContext) {
private void printerStatus(final CallbackContext callbackContext) {
final ZebraPrinter instance = this;
cordova.getThreadPool().execute(new Runnable() {
public void run() {
JSONObject status = instance.GetPrinterStatus();
if (status != null) {
callbackContext.success(status);
} else {
callbackContext.error("Failed to get status.");
}
cordova.getThreadPool().execute(() -> {
JSONObject status = instance.GetPrinterStatus();
if (status != null) {
callbackContext.success(status);
} else {
callbackContext.error("Failed to get status.");
}
});
}
private void discover(JSONArray args, final CallbackContext callbackContext) {
private void discover(final CallbackContext callbackContext) {
final ZebraPrinter instance = this;
cordova.getThreadPool().execute(new Runnable() {
public void run() {
JSONArray printers = instance.NonZebraDiscovery();
if (printers != null) {
callbackContext.success(printers);
} else {
callbackContext.error("Discovery Failed");
}
cordova.getThreadPool().execute(() -> {
JSONArray printers = instance.NonZebraDiscovery();
if (printers != null) {
callbackContext.success(printers);
} else {
callbackContext.error("Discovery Failed");
}
});
}
@ -101,14 +87,12 @@ public class ZebraPrinter extends CordovaPlugin {
callbackContext.error("Connect Failed: " + e.getMessage());
return;
}
cordova.getThreadPool().execute(new Runnable() {
public void run() {
printer = instance.connect(address);
if (printer != null) {
callbackContext.success();
} else {
callbackContext.error("Connect Failed");
}
cordova.getThreadPool().execute(() -> {
printer = instance.connect(address);
if (printer != null) {
callbackContext.success();
} else {
callbackContext.error("Connect Failed");
}
});
}
@ -123,35 +107,29 @@ public class ZebraPrinter extends CordovaPlugin {
callbackContext.error("Print Failed: " + e.getMessage());
return;
}
cordova.getThreadPool().execute(new Runnable() {
public void run() {
if (instance.printCPCL(cpcl)) {
callbackContext.success();
} else {
callbackContext.error("Print Failed. Printer Likely Disconnected.");
}
cordova.getThreadPool().execute(() -> {
if (instance.printCPCL(cpcl)) {
callbackContext.success();
} else {
callbackContext.error("Print Failed. Printer Likely Disconnected.");
}
});
}
private void isConnected(JSONArray args, final CallbackContext callbackContext) {
private void isConnected(final CallbackContext callbackContext) {
final ZebraPrinter instance = this;
cordova.getThreadPool().execute(new Runnable() {
public void run() {
boolean result = instance.isConnected();
callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, result));
callbackContext.success();
}
cordova.getThreadPool().execute(() -> {
boolean result = instance.isConnected();
callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, result));
callbackContext.success();
});
}
private void disconnect(JSONArray args, final CallbackContext callbackContext) {
private void disconnect(final CallbackContext callbackContext) {
final ZebraPrinter instance = this;
cordova.getThreadPool().execute(new Runnable() {
public void run() {
instance.disconnect();
callbackContext.success();
}
cordova.getThreadPool().execute(() -> {
instance.disconnect();
callbackContext.success();
});
}
@ -181,10 +159,10 @@ public class ZebraPrinter extends CordovaPlugin {
}
private com.zebra.sdk.printer.ZebraPrinter connect(String macAddress) {
if (isConnected())
if (isConnected()) {
disconnect();
}
printerConnection = null;
this.macAddress = macAddress;
printerConnection = new BluetoothConnection(macAddress);
synchronized (ZebraPrinter.lock) {
try {
@ -199,7 +177,6 @@ public class ZebraPrinter extends CordovaPlugin {
if (printerConnection.isConnected()) {
try {
printer = ZebraPrinterFactory.getInstance(printerConnection);
PrinterLanguage pl = printer.getPrinterControlLanguage();
} catch (ConnectionException e) {
Log.v("EMO", "Printer - Error...", e);
printer = null;
@ -219,6 +196,8 @@ public class ZebraPrinter extends CordovaPlugin {
try {
if (printerConnection != null) {
printerConnection.close();
printerConnection = null;
printer = null;
}
} catch (ConnectionException e) {
e.printStackTrace();
@ -262,8 +241,6 @@ public class ZebraPrinter extends CordovaPlugin {
System.err.println(e.getMessage());
return errorStatus;
}
}else{
}
return errorStatus;
@ -276,8 +253,7 @@ public class ZebraPrinter extends CordovaPlugin {
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
Set<BluetoothDevice> devices = adapter.getBondedDevices();
for (Iterator<BluetoothDevice> it = devices.iterator(); it.hasNext();) {
BluetoothDevice device = it.next();
for (BluetoothDevice device : devices) {
String name = device.getName();
String mac = device.getAddress();
@ -292,4 +268,5 @@ public class ZebraPrinter extends CordovaPlugin {
}
return printers;
}
}