Merge pull request #52 from arduino/scerza/missing-lib-fix

Message is now shown to the user when libraries are not installed

Author: aentinger

.travis.yml

@@ -11,7 +11,7 @@ addons:
     - ant
 
 jdk:
-  - oraclejdk8
+  - openjdk8
 
 script:
   - export SRC=$PWD
@@ -23,4 +23,3 @@ script:
   - popd
   - export IDE_FOLDER=Arduino-$TAG/build/linux/work
   - ./build.sh
-

src/cc/arduino/plugins/wifi101/UpdaterImpl.java

@@ -194,9 +194,13 @@ protected void openFirmwareUpdaterSketch() {
 		Flasher fw = (Flasher) getFirmwareSelector().getSelectedItem();
 		try {
 			fw.openFirmwareUpdaterSketch(getSelectedPort());
-		}
-		catch (Exception e) {
-			e.printStackTrace();
+		} catch (NullPointerException e) {
+			JOptionPane.showMessageDialog(UpdaterImpl.this, "Please select a board from the connected ones.", "No board selected",
+				JOptionPane.INFORMATION_MESSAGE);
+
+		} catch (Exception e) {
+			JOptionPane.showMessageDialog(UpdaterImpl.this, e.getMessage(), "Missing library",
+				JOptionPane.ERROR_MESSAGE);
 		}
 	}
 

src/cc/arduino/plugins/wifi101/flashers/Flasher.java

@@ -129,6 +129,15 @@ public void openFirmwareUpdaterSketch(BoardPort port) throws Exception {
 			  firmwareUpdaterExamplePath = lib.getInstalledFolder().getAbsolutePath() + "/" + pathToSketch;
 		  }
 		}
+		if (firmwareUpdaterExamplePath == "") {
+			String errorMessage = nameToSearchFor + "library";
+			if (port.getBoardName() != "") {
+				errorMessage += " for " + port.getBoardName();
+			}
+			errorMessage += " is not installed.\nUse the library manager to install it.";
+			throw new Exception(errorMessage);
+		}
+
 		if (firmwareUpdaterExamplePath != "" && port != null) {
 			BaseNoGui.selectSerialPort(port.getAddress());
 			Base.INSTANCE.onBoardOrPortChange();