TnSb/android-calculatorpp
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This commit is contained in:
Sergey Solovyev 2012-11-16 13:41:30 +04:00
parent 6565b28921
commit 44ed81a5ca
1 changed files with 24 additions and 2 deletions
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26
calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorImpl.java
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@ -17,6 +17,8 @@ import org.solovyev.android.calculator.model.Var;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.units.CalculatorNumeralBase;
import org.solovyev.common.history.HistoryAction;
import org.solovyev.common.msg.ListMessageRegistry;
import org.solovyev.common.msg.Message;
import org.solovyev.common.msg.MessageRegistry;
import org.solovyev.common.msg.MessageType;
import org.solovyev.common.text.StringUtils;
@ -175,12 +177,27 @@ public class CalculatorImpl implements Calculator, CalculatorEventListener {
try {
final Generic result = operation.evaluateGeneric(jsclExpression, CalculatorLocatorImpl.getInstance().getEngine().getMathEngine());
final CalculatorMathEngine mathEngine = CalculatorLocatorImpl.getInstance().getEngine().getMathEngine();
final MessageRegistry messageRegistry = new ListMessageRegistry();
CalculatorLocatorImpl.getInstance().getEngine().getMathEngine0().setMessageRegistry(messageRegistry);
final Generic result = operation.evaluateGeneric(jsclExpression, mathEngine);
// NOTE: toString() method must be called here as ArithmeticOperationException may occur in it (just to avoid later check!)
result.toString();
final CalculatorOutput data = CalculatorOutputImpl.newOutput(operation.getFromProcessor().process(result), operation, result);
final CalculatorLogger logger = CalculatorLocatorImpl.getInstance().getLogger();
try {
while (messageRegistry.hasMessage()) {
handleJsclMessage(messageRegistry.getMessage());
}
} catch (Throwable e) {
// todo serso: not good be we need proper synchronization
logger.error("Calculator", e.getMessage(), e);
}
final CalculatorOutput data = CalculatorOutputImpl.newOutput(operation.getFromProcessor().process(result), operation, result);
fireCalculatorEvent(newCalculationEventData(operation, expression, sequenceId), CalculatorEventType.calculation_result, data);
} catch (AbstractJsclArithmeticException e) {
@ -204,6 +221,11 @@ public class CalculatorImpl implements Calculator, CalculatorEventListener {
}
}
private void handleJsclMessage(@NotNull Message message) {
final CalculatorNotifier notifier = CalculatorLocatorImpl.getInstance().getNotifier();
notifier.showMessage(message);
}
@NotNull
@Override
public PreparedExpression prepareExpression(@NotNull String expression) throws CalculatorParseException {