Calculator display changes

This commit is contained in:
Sergey Solovyev
2012-09-20 22:49:39 +04:00
parent 1d2aaa9d47
commit 79e85ea255
36 changed files with 3595 additions and 2859 deletions

View File

@@ -1,9 +1,25 @@
package org.solovyev.android.calculator;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:38
*/
public interface Calculator extends CalculatorEventContainer {
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.common.msg.MessageRegistry;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:38
*/
public interface Calculator extends CalculatorEventContainer {
@NotNull
CalculatorEventDataId createFirstEventDataId();
void evaluate(@NotNull JsclOperation operation,
@NotNull String expression);
@NotNull
CalculatorEventDataId evaluate(@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr);
}

View File

@@ -0,0 +1,28 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: serso
* Date: 12/17/11
* Time: 9:45 PM
*/
public interface CalculatorDisplay extends CalculatorEventListener {
void setView(@Nullable CalculatorDisplayView view);
@NotNull
CalculatorDisplayViewState getViewState();
void setViewState(@NotNull CalculatorDisplayViewState viewState);
@NotNull
CalculatorEventData getLastEventData();
}

View File

@@ -0,0 +1,147 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import static org.solovyev.android.calculator.CalculatorEventType.*;
/**
* User: serso
* Date: 9/20/12
* Time: 8:24 PM
*/
public class CalculatorDisplayImpl implements CalculatorDisplay {
@NotNull
private CalculatorEventData lastCalculatorEventData = CalculatorEventDataImpl.newInstance(CalculatorLocatorImpl.getInstance().getCalculator().createFirstEventDataId());
@Nullable
private CalculatorDisplayView view;
@NotNull
private final Object viewLock = new Object();
@NotNull
private CalculatorDisplayViewState lastViewState = CalculatorDisplayViewStateImpl.newDefaultInstance();
@Override
public void setView(@Nullable CalculatorDisplayView view) {
synchronized (viewLock) {
this.view = view;
if (view != null) {
this.view.setState(lastViewState);
}
}
}
@NotNull
@Override
public CalculatorDisplayViewState getViewState() {
return this.lastViewState;
}
@Override
public void setViewState(@NotNull CalculatorDisplayViewState viewState) {
synchronized (viewLock) {
this.lastViewState = viewState;
if (this.view != null) {
this.view.setState(viewState);
}
}
}
/* @Override
@Nullable
public CharSequence getText() {
synchronized (viewLock) {
return view != null ? view.getText() : null;
}
}
@Override
public void setText(@Nullable CharSequence text) {
synchronized (viewLock) {
if (view != null) {
view.setText(text);
}
}
}
@Override
public int getSelection() {
synchronized (viewLock) {
return view != null ? view.getSelection() : 0;
}
}
@Override
public void setSelection(int selection) {
synchronized (viewLock) {
if (view != null) {
view.setSelection(selection);
}
}
}*/
@Override
@NotNull
public CalculatorEventData getLastEventData() {
return lastCalculatorEventData;
}
@Override
public void onCalculatorEvent(@NotNull CalculatorEventData calculatorEventData,
@NotNull CalculatorEventType calculatorEventType,
@Nullable Object data) {
if (calculatorEventType.isOfType(calculation_result, calculation_failed, calculation_cancelled)) {
if (calculatorEventData.isAfter(lastCalculatorEventData)) {
lastCalculatorEventData = calculatorEventData;
}
switch (calculatorEventType) {
case calculation_result:
processCalculationResult((CalculatorEvaluationEventData)calculatorEventData, (CalculatorOutput) data);
break;
case calculation_cancelled:
processCalculationCancelled((CalculatorEvaluationEventData)calculatorEventData);
break;
case calculation_failed:
processCalculationFailed((CalculatorEvaluationEventData)calculatorEventData, (CalculatorFailure) data);
break;
}
}
}
private void processCalculationFailed(@NotNull CalculatorEvaluationEventData calculatorEventData, @NotNull CalculatorFailure data) {
final CalculatorEvalException calculatorEvalException = data.getCalculationEvalException();
final String errorMessage;
if (calculatorEvalException != null) {
errorMessage = CalculatorMessages.getBundle().getString(CalculatorMessages.syntax_error);
} else {
final CalculatorParseException calculationParseException = data.getCalculationParseException();
if (calculationParseException != null) {
errorMessage = calculationParseException.getLocalizedMessage();
} else {
errorMessage = CalculatorMessages.getBundle().getString(CalculatorMessages.syntax_error);
}
}
this.setViewState(CalculatorDisplayViewStateImpl.newErrorState(calculatorEventData.getOperation(), errorMessage));
}
private void processCalculationCancelled(@NotNull CalculatorEvaluationEventData calculatorEventData) {
final String errorMessage = CalculatorMessages.getBundle().getString(CalculatorMessages.syntax_error);
this.setViewState(CalculatorDisplayViewStateImpl.newErrorState(calculatorEventData.getOperation(), errorMessage));
}
private void processCalculationResult(@NotNull CalculatorEvaluationEventData calculatorEventData, @NotNull CalculatorOutput data) {
final String stringResult = data.getStringResult();
this.setViewState(CalculatorDisplayViewStateImpl.newValidState(calculatorEventData.getOperation(), data.getResult(), stringResult, 0));
}
}

View File

@@ -0,0 +1,16 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: serso
* Date: 9/20/12
* Time: 8:25 PM
*/
public interface CalculatorDisplayView {
void setState(@NotNull CalculatorDisplayViewState state);
@NotNull
CalculatorDisplayViewState getState();
}

View File

@@ -0,0 +1,33 @@
package org.solovyev.android.calculator;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 9:50 PM
*/
public interface CalculatorDisplayViewState {
@NotNull
String getText();
int getSelection();
@Nullable
Generic getResult();
boolean isValid();
@Nullable
String getErrorMessage();
@NotNull
JsclOperation getOperation();
@Nullable
String getStringResult();
}

View File

@@ -0,0 +1,104 @@
package org.solovyev.android.calculator;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.common.text.StringUtils;
/**
* User: serso
* Date: 9/20/12
* Time: 9:50 PM
*/
public class CalculatorDisplayViewStateImpl implements CalculatorDisplayViewState {
@NotNull
private JsclOperation operation = JsclOperation.numeric;
@Nullable
private Generic result;
@Nullable
private String stringResult = "";
private boolean valid = true;
@Nullable
private String errorMessage;
private int selection = 0;
private CalculatorDisplayViewStateImpl() {
}
@NotNull
public static CalculatorDisplayViewState newDefaultInstance() {
return new CalculatorDisplayViewStateImpl();
}
@NotNull
public static CalculatorDisplayViewState newErrorState(@NotNull JsclOperation operation,
@NotNull String errorMessage) {
final CalculatorDisplayViewStateImpl calculatorDisplayState = new CalculatorDisplayViewStateImpl();
calculatorDisplayState.valid = false;
calculatorDisplayState.errorMessage = errorMessage;
calculatorDisplayState.operation = operation;
return calculatorDisplayState;
}
@NotNull
public static CalculatorDisplayViewState newValidState(@NotNull JsclOperation operation,
@Nullable Generic result,
@NotNull String stringResult,
int selection) {
final CalculatorDisplayViewStateImpl calculatorDisplayState = new CalculatorDisplayViewStateImpl();
calculatorDisplayState.valid = true;
calculatorDisplayState.result = result;
calculatorDisplayState.stringResult = stringResult;
calculatorDisplayState.operation = operation;
calculatorDisplayState.selection = selection;
return calculatorDisplayState;
}
@NotNull
@Override
public String getText() {
return StringUtils.getNotEmpty(isValid() ? stringResult : errorMessage, "");
}
@Override
public int getSelection() {
return selection;
}
@Nullable
@Override
public Generic getResult() {
return this.result;
}
@Override
public boolean isValid() {
return this.valid;
}
@Nullable
@Override
public String getErrorMessage() {
return this.errorMessage;
}
@Override
@Nullable
public String getStringResult() {
return stringResult;
}
@NotNull
@Override
public JsclOperation getOperation() {
return this.operation;
}
}

View File

@@ -0,0 +1,18 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 10:00 PM
*/
public interface CalculatorEvaluationEventData extends CalculatorEventData{
@NotNull
JsclOperation getOperation();
@NotNull
String getExpression();
}

View File

@@ -0,0 +1,58 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 10:01 PM
*/
public class CalculatorEvaluationEventDataImpl implements CalculatorEvaluationEventData {
@NotNull
private final CalculatorEventData calculatorEventData;
@NotNull
private final JsclOperation operation;
@NotNull
private final String expression;
public CalculatorEvaluationEventDataImpl(@NotNull CalculatorEventData calculatorEventData,
@NotNull JsclOperation operation,
@NotNull String expression) {
this.calculatorEventData = calculatorEventData;
this.operation = operation;
this.expression = expression;
}
@NotNull
@Override
public JsclOperation getOperation() {
return this.operation;
}
@NotNull
@Override
public String getExpression() {
return this.expression;
}
@Override
public long getEventId() {
return calculatorEventData.getEventId();
}
@Override
@Nullable
public Long getCalculationId() {
return calculatorEventData.getCalculationId();
}
@Override
public boolean isAfter(@NotNull CalculatorEventDataId calculatorEventDataId) {
return calculatorEventData.isAfter(calculatorEventDataId);
}
}

View File

@@ -1,11 +1,10 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:51
*/
public interface CalculatorEventData extends CalculatorEventDataId {
}
package org.solovyev.android.calculator;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:51
*/
public interface CalculatorEventData extends CalculatorEventDataId {
}

View File

@@ -1,17 +1,20 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 18:18
*/
public interface CalculatorEventDataId {
// the higher id => the later event
long getEventId();
@Nullable
Long getCalculationId();
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 18:18
*/
public interface CalculatorEventDataId {
// the higher id => the later event
long getEventId();
@Nullable
Long getCalculationId();
boolean isAfter(@NotNull CalculatorEventDataId calculatorEventDataId);
}

View File

@@ -1,61 +1,66 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 18:18
*/
public class CalculatorEventDataIdImpl implements CalculatorEventDataId {
private final long eventId;
@Nullable
private final Long calculationId;
private CalculatorEventDataIdImpl(long id,
@Nullable Long calculationId) {
this.eventId = id;
this.calculationId = calculationId;
}
@NotNull
public static CalculatorEventDataId newInstance(long id,
@Nullable Long calculationId) {
return new CalculatorEventDataIdImpl(id, calculationId);
}
@Override
public long getEventId() {
return this.eventId;
}
@Nullable
@Override
public Long getCalculationId() {
return this.calculationId;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof CalculatorEventDataIdImpl)) return false;
CalculatorEventDataIdImpl that = (CalculatorEventDataIdImpl) o;
if (eventId != that.eventId) return false;
if (calculationId != null ? !calculationId.equals(that.calculationId) : that.calculationId != null)
return false;
return true;
}
@Override
public int hashCode() {
int result = (int) (eventId ^ (eventId >>> 32));
result = 31 * result + (calculationId != null ? calculationId.hashCode() : 0);
return result;
}
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 18:18
*/
class CalculatorEventDataIdImpl implements CalculatorEventDataId {
private final long eventId;
@Nullable
private final Long calculationId;
private CalculatorEventDataIdImpl(long id,
@Nullable Long calculationId) {
this.eventId = id;
this.calculationId = calculationId;
}
@NotNull
static CalculatorEventDataId newInstance(long id,
@Nullable Long calculationId) {
return new CalculatorEventDataIdImpl(id, calculationId);
}
@Override
public long getEventId() {
return this.eventId;
}
@Nullable
@Override
public Long getCalculationId() {
return this.calculationId;
}
@Override
public boolean isAfter(@NotNull CalculatorEventDataId calculatorEventDataId) {
return this.eventId > calculatorEventDataId.getEventId();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof CalculatorEventDataIdImpl)) return false;
CalculatorEventDataIdImpl that = (CalculatorEventDataIdImpl) o;
if (eventId != that.eventId) return false;
if (calculationId != null ? !calculationId.equals(that.calculationId) : that.calculationId != null)
return false;
return true;
}
@Override
public int hashCode() {
int result = (int) (eventId ^ (eventId >>> 32));
result = 31 * result + (calculationId != null ? calculationId.hashCode() : 0);
return result;
}
}

View File

@@ -1,47 +1,57 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:54
*/
class CalculatorEventDataImpl implements CalculatorEventData {
@NotNull
private CalculatorEventDataId calculatorEventDataId;
CalculatorEventDataImpl(@NotNull CalculatorEventDataId calculatorEventDataId) {
this.calculatorEventDataId = calculatorEventDataId;
}
@Override
public long getEventId() {
return calculatorEventDataId.getEventId();
}
@Override
@Nullable
public Long getCalculationId() {
return calculatorEventDataId.getCalculationId();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof CalculatorEventDataImpl)) return false;
CalculatorEventDataImpl that = (CalculatorEventDataImpl) o;
if (!calculatorEventDataId.equals(that.calculatorEventDataId)) return false;
return true;
}
@Override
public int hashCode() {
return calculatorEventDataId.hashCode();
}
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:54
*/
class CalculatorEventDataImpl implements CalculatorEventData {
@NotNull
private CalculatorEventDataId calculatorEventDataId;
private CalculatorEventDataImpl(@NotNull CalculatorEventDataId calculatorEventDataId) {
this.calculatorEventDataId = calculatorEventDataId;
}
@NotNull
public static CalculatorEventData newInstance(@NotNull CalculatorEventDataId calculatorEventDataId) {
return new CalculatorEventDataImpl(calculatorEventDataId);
}
@Override
public long getEventId() {
return calculatorEventDataId.getEventId();
}
@Override
@Nullable
public Long getCalculationId() {
return calculatorEventDataId.getCalculationId();
}
@Override
public boolean isAfter(@NotNull CalculatorEventDataId calculatorEventDataId) {
return this.calculatorEventDataId.isAfter(calculatorEventDataId);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof CalculatorEventDataImpl)) return false;
CalculatorEventDataImpl that = (CalculatorEventDataImpl) o;
if (!calculatorEventDataId.equals(that.calculatorEventDataId)) return false;
return true;
}
@Override
public int hashCode() {
return calculatorEventDataId.hashCode();
}
}

View File

@@ -1,9 +1,43 @@
package org.solovyev.android.calculator;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:40
*/
public enum CalculatorEventType {
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:40
*/
public enum CalculatorEventType {
/*
**********************************************************************
*
* org.solovyev.android.calculator.CalculatorEvaluationEventData
*
**********************************************************************
*/
// @NotNull org.solovyev.android.calculator.CalculatorInput
calculation_started,
// @NotNull org.solovyev.android.calculator.CalculatorOutput
calculation_result,
calculation_cancelled,
calculation_finished,
// @NotNull org.solovyev.android.calculator.CalculatorFailure
calculation_failed;
public boolean isOfType(@NotNull CalculatorEventType... types) {
for (CalculatorEventType type : types) {
if ( this == type ) {
return true;
}
}
return false;
}
}

View File

@@ -0,0 +1,21 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* User: serso
* Date: 9/20/12
* Time: 7:33 PM
*/
public interface CalculatorFailure {
@NotNull
Exception getException();
@Nullable
CalculatorParseException getCalculationParseException();
@Nullable
CalculatorEvalException getCalculationEvalException();
}

View File

@@ -0,0 +1,34 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: serso
* Date: 9/20/12
* Time: 7:34 PM
*/
public class CalculatorFailureImpl implements CalculatorFailure {
@NotNull
private Exception exception;
public CalculatorFailureImpl(@NotNull Exception exception) {
this.exception = exception;
}
@NotNull
@Override
public Exception getException() {
return this.exception;
}
@Override
public CalculatorParseException getCalculationParseException() {
return exception instanceof CalculatorParseException ? (CalculatorParseException)exception : null;
}
@Override
public CalculatorEvalException getCalculationEvalException() {
return exception instanceof CalculatorEvalException ? (CalculatorEvalException)exception : null;
}
}

View File

@@ -1,168 +1,209 @@
package org.solovyev.android.calculator;
import jscl.AbstractJsclArithmeticException;
import jscl.NumeralBaseException;
import jscl.math.Generic;
import jscl.text.ParseInterruptedException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.common.msg.MessageRegistry;
import java.util.List;
import java.util.concurrent.*;
import java.util.concurrent.atomic.AtomicLong;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:42
*/
public class CalculatorImpl implements Calculator {
@NotNull
private final CalculatorEventContainer calculatorEventContainer = new ListCalculatorEventContainer();
@NotNull
private static final Calculator instance = new CalculatorImpl();
@NotNull
private final AtomicLong counter = new AtomicLong(0);
@NotNull
private final Object lock = new Object();
@NotNull
private final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
@NotNull
private final Executor threadPoolExecutor = Executors.newFixedThreadPool(10);
private CalculatorImpl() {
}
@NotNull
public static Calculator getInstance() {
return instance;
}
@NotNull
private CalculatorEventDataId nextCalculatorEventDataId() {
long eventId = counter.incrementAndGet();
return CalculatorEventDataIdImpl.newInstance(eventId, eventId);
}
/*
**********************************************************************
*
* CALCULATION
*
**********************************************************************
*/
public void evaluate(@NotNull JsclOperation operation,
@NotNull String expression) {
evaluate(operation, expression, null);
}
public void evaluate(@NotNull final JsclOperation operation,
@NotNull final String expression,
@Nullable final MessageRegistry mr) {
final CalculatorEventDataId eventDataId = nextCalculatorEventDataId();
threadPoolExecutor.execute(new Runnable() {
@Override
public void run() {
CalculatorImpl.this.evaluate(eventDataId, operation, expression, mr);
}
});
}
private void evaluate(@NotNull CalculatorEventDataId eventDataId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr) {
synchronized (lock) {
PreparedExpression preparedExpression = null;
try {
preparedExpression = preprocessor.process(expression);
final String jsclExpression = preparedExpression.toString();
try {
final Generic genericResult = operation.evaluateGeneric(jsclExpression);
// NOTE: toString() method must be called here as ArithmeticOperationException may occur in it (just to avoid later check!)
genericResult.toString();
//return new Result(operation.getFromProcessor().process(genericResult), operation, genericResult);
} catch (AbstractJsclArithmeticException e) {
handleException(eventDataId, operation, expression, mr, preparedExpression, null, new CalculatorEvalException(e, e, jsclExpression));
}
} catch (ArithmeticException e) {
//final AndroidMessage androidMessage = new AndroidMessage(R.string.msg_1, MessageType.error, CalculatorApplication.getInstance(), e.getMessage());
handleException(operation, expression, mr, preparedExpression, new CalculatorParseException(jsclExpression, androidMessage));
} catch (StackOverflowError e) {
//final AndroidMessage androidMessage = new AndroidMessage(R.string.msg_2, MessageType.error, CalculatorApplication.getInstance());
handleException(eventDataId, operation, expression, mr, preparedExpression, new CalculatorParseException(e), null);
} catch (jscl.text.ParseException e) {
//System.out.println(e.getMessage());
handleException(eventDataId, operation, expression, mr, preparedExpression, new CalculatorParseException(e), null);
} catch (ParseInterruptedException e) {
// do nothing - we ourselves interrupt the calculations
} catch (CalculatorParseException e) {
handleException(eventDataId, operation, expression, mr, preparedExpression, e, null);
}
}
}
private void handleException(@NotNull CalculatorEventDataId eventDataId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr,
@Nullable PreparedExpression preparedExpression,
@Nullable CalculatorParseException parseException,
@Nullable CalculatorEvalException evalException) {
if (operation == JsclOperation.numeric && (preparedExpression != null && preparedExpression.isExistsUndefinedVar() || (evalException != null && evalException.getCause() instanceof NumeralBaseException))) {
evaluate(eventDataId, JsclOperation.simplify, expression, mr);
}
if (parseException != null) {
throw parseException;
} else {
throw evalException;
}
}
/*
**********************************************************************
*
* EVENTS
*
**********************************************************************
*/
@Override
public void addCalculatorEventListener(@NotNull CalculatorEventListener calculatorEventListener) {
calculatorEventContainer.addCalculatorEventListener(calculatorEventListener);
}
@Override
public void removeCalculatorEventListener(@NotNull CalculatorEventListener calculatorEventListener) {
calculatorEventContainer.removeCalculatorEventListener(calculatorEventListener);
}
@Override
public void fireCalculatorEvent(@NotNull CalculatorEventData calculatorEventData, @NotNull CalculatorEventType calculatorEventType, @Nullable Object data) {
calculatorEventContainer.fireCalculatorEvent(calculatorEventData, calculatorEventType, data);
}
@Override
public void fireCalculatorEvents(@NotNull List<CalculatorEvent> calculatorEvents) {
calculatorEventContainer.fireCalculatorEvents(calculatorEvents);
}
}
package org.solovyev.android.calculator;
import jscl.AbstractJsclArithmeticException;
import jscl.NumeralBaseException;
import jscl.math.Generic;
import jscl.text.ParseInterruptedException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.common.msg.MessageRegistry;
import org.solovyev.common.msg.MessageType;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import java.util.concurrent.atomic.AtomicLong;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 16:42
*/
public class CalculatorImpl implements Calculator {
private static final long FIRST_ID = 0;
@NotNull
private final CalculatorEventContainer calculatorEventContainer = new ListCalculatorEventContainer();
@NotNull
private final AtomicLong counter = new AtomicLong(FIRST_ID);
@NotNull
private final Object lock = new Object();
@NotNull
private final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
@NotNull
private final Executor threadPoolExecutor = Executors.newFixedThreadPool(10);
public CalculatorImpl() {
}
@NotNull
private CalculatorEventDataId nextCalculatorEventDataId() {
long eventId = counter.incrementAndGet();
return CalculatorEventDataIdImpl.newInstance(eventId, eventId);
}
@NotNull
private CalculatorEventDataId nextEventDataId(@NotNull Long calculationId) {
long eventId = counter.incrementAndGet();
return CalculatorEventDataIdImpl.newInstance(eventId, calculationId);
}
/*
**********************************************************************
*
* CALCULATION
*
**********************************************************************
*/
@NotNull
@Override
public CalculatorEventDataId createFirstEventDataId() {
return CalculatorEventDataIdImpl.newInstance(FIRST_ID, FIRST_ID);
}
@Override
public void evaluate(@NotNull JsclOperation operation,
@NotNull String expression) {
evaluate(operation, expression, null);
}
@Override
@NotNull
public CalculatorEventDataId evaluate(@NotNull final JsclOperation operation,
@NotNull final String expression,
@Nullable final MessageRegistry mr) {
final CalculatorEventDataId eventDataId = nextCalculatorEventDataId();
threadPoolExecutor.execute(new Runnable() {
@Override
public void run() {
CalculatorImpl.this.evaluate(eventDataId.getCalculationId(), operation, expression, mr);
}
});
return eventDataId;
}
private void evaluate(@NotNull Long calculationId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr) {
synchronized (lock) {
PreparedExpression preparedExpression = null;
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_started, new CalculatorInputImpl(expression, operation));
try {
preparedExpression = preprocessor.process(expression);
final String jsclExpression = preparedExpression.toString();
try {
final Generic result = operation.evaluateGeneric(jsclExpression);
// NOTE: toString() method must be called here as ArithmeticOperationException may occur in it (just to avoid later check!)
result.toString();
final CalculatorOutputImpl data = new CalculatorOutputImpl(operation.getFromProcessor().process(result), operation, result);
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_result, data);
} catch (AbstractJsclArithmeticException e) {
handleException(calculationId, operation, expression, mr, new CalculatorEvalException(e, e, jsclExpression));
}
} catch (ArithmeticException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_001, MessageType.error, e.getMessage())));
} catch (StackOverflowError e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(expression, new CalculatorMessage(CalculatorMessages.msg_002, MessageType.error)));
} catch (jscl.text.ParseException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, new CalculatorParseException(e));
} catch (ParseInterruptedException e) {
// do nothing - we ourselves interrupt the calculations
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_cancelled, null);
} catch (CalculatorParseException e) {
handleException(calculationId, operation, expression, mr, preparedExpression, e);
} finally {
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_finished, null);
}
}
}
@NotNull
private CalculatorEventData newCalculationEventData(@NotNull JsclOperation operation,
@NotNull String expression,
@NotNull Long calculationId) {
return new CalculatorEvaluationEventDataImpl(CalculatorEventDataImpl.newInstance(nextEventDataId(calculationId)), operation, expression);
}
private void handleException(@NotNull Long calculationId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr,
@Nullable PreparedExpression preparedExpression,
@NotNull CalculatorParseException parseException) {
if (operation == JsclOperation.numeric
&& preparedExpression != null
&& preparedExpression.isExistsUndefinedVar()) {
evaluate(calculationId, JsclOperation.simplify, expression, mr);
}
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_failed, new CalculatorFailureImpl(parseException));
}
private void handleException(@NotNull Long calculationId,
@NotNull JsclOperation operation,
@NotNull String expression,
@Nullable MessageRegistry mr,
@NotNull CalculatorEvalException evalException) {
if (operation == JsclOperation.numeric && evalException.getCause() instanceof NumeralBaseException) {
evaluate(calculationId, JsclOperation.simplify, expression, mr);
}
fireCalculatorEvent(newCalculationEventData(operation, expression, calculationId), CalculatorEventType.calculation_failed, new CalculatorFailureImpl(evalException));
}
/*
**********************************************************************
*
* EVENTS
*
**********************************************************************
*/
@Override
public void addCalculatorEventListener(@NotNull CalculatorEventListener calculatorEventListener) {
calculatorEventContainer.addCalculatorEventListener(calculatorEventListener);
}
@Override
public void removeCalculatorEventListener(@NotNull CalculatorEventListener calculatorEventListener) {
calculatorEventContainer.removeCalculatorEventListener(calculatorEventListener);
}
@Override
public void fireCalculatorEvent(@NotNull CalculatorEventData calculatorEventData, @NotNull CalculatorEventType calculatorEventType, @Nullable Object data) {
calculatorEventContainer.fireCalculatorEvent(calculatorEventData, calculatorEventType, data);
}
@Override
public void fireCalculatorEvents(@NotNull List<CalculatorEvent> calculatorEvents) {
calculatorEventContainer.fireCalculatorEvents(calculatorEvents);
}
}

View File

@@ -0,0 +1,18 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 7:25 PM
*/
public interface CalculatorInput {
@NotNull
String getExpression();
@NotNull
JsclOperation getOperation();
}

View File

@@ -0,0 +1,35 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 7:26 PM
*/
public class CalculatorInputImpl implements CalculatorInput {
@NotNull
private String expression;
@NotNull
private JsclOperation operation;
public CalculatorInputImpl(@NotNull String expression, @NotNull JsclOperation operation) {
this.expression = expression;
this.operation = operation;
}
@Override
@NotNull
public String getExpression() {
return expression;
}
@Override
@NotNull
public JsclOperation getOperation() {
return operation;
}
}

View File

@@ -1,16 +1,22 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 12:45
*/
public interface CalculatorLocator {
@NotNull
JCalculatorEngine getCalculatorEngine();
void setCalculatorEngine(@NotNull JCalculatorEngine calculatorEngine);
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 12:45
*/
public interface CalculatorLocator {
@NotNull
JCalculatorEngine getCalculatorEngine();
@NotNull
Calculator getCalculator();
@NotNull
CalculatorDisplay getCalculatorDisplay();
void setCalculatorEngine(@NotNull JCalculatorEngine calculatorEngine);
}

View File

@@ -1,36 +1,54 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 12:45
*/
public class CalculatorLocatorImpl implements CalculatorLocator {
@NotNull
private JCalculatorEngine calculatorEngine;
@NotNull
private static final CalculatorLocator instance = new CalculatorLocatorImpl();
private CalculatorLocatorImpl() {
}
@NotNull
public static CalculatorLocator getInstance() {
return instance;
}
@NotNull
@Override
public JCalculatorEngine getCalculatorEngine() {
return calculatorEngine;
}
@Override
public void setCalculatorEngine(@NotNull JCalculatorEngine calculatorEngine) {
this.calculatorEngine = calculatorEngine;
}
}
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
/**
* User: Solovyev_S
* Date: 20.09.12
* Time: 12:45
*/
public class CalculatorLocatorImpl implements CalculatorLocator {
@NotNull
private JCalculatorEngine calculatorEngine;
@NotNull
private CalculatorDisplay calculatorDisplay = new CalculatorDisplayImpl();
@NotNull
private Calculator calculator = new CalculatorImpl();
@NotNull
private static final CalculatorLocator instance = new CalculatorLocatorImpl();
private CalculatorLocatorImpl() {
}
@NotNull
public static CalculatorLocator getInstance() {
return instance;
}
@NotNull
@Override
public JCalculatorEngine getCalculatorEngine() {
return calculatorEngine;
}
@NotNull
@Override
public Calculator getCalculator() {
return this.calculator;
}
@Override
public void setCalculatorEngine(@NotNull JCalculatorEngine calculatorEngine) {
this.calculatorEngine = calculatorEngine;
}
@Override
@NotNull
public CalculatorDisplay getCalculatorDisplay() {
return calculatorDisplay;
}
}

View File

@@ -0,0 +1,31 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.solovyev.common.msg.AbstractMessage;
import org.solovyev.common.msg.MessageType;
import java.util.List;
import java.util.Locale;
import java.util.ResourceBundle;
/**
* User: serso
* Date: 9/20/12
* Time: 8:06 PM
*/
public class CalculatorMessage extends AbstractMessage {
protected CalculatorMessage(@NotNull String messageCode, @NotNull MessageType messageType, @org.jetbrains.annotations.Nullable Object... parameters) {
super(messageCode, messageType, parameters);
}
protected CalculatorMessage(@NotNull String messageCode, @NotNull MessageType messageType, @NotNull List<?> parameters) {
super(messageCode, messageType, parameters);
}
@Override
protected String getMessagePattern(@NotNull Locale locale) {
final ResourceBundle rb = CalculatorMessages.getBundle(locale);
return rb.getString(getMessageCode());
}
}

View File

@@ -0,0 +1,69 @@
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.ResourceBundle;
/**
* User: serso
* Date: 9/20/12
* Time: 8:10 PM
*/
public final class CalculatorMessages {
@NotNull
private static final Map<Locale, ResourceBundle> bundlesByLocale = new HashMap<Locale, ResourceBundle>();
private CalculatorMessages() {
throw new AssertionError();
}
@NotNull
public static ResourceBundle getBundle() {
return getBundle(Locale.getDefault());
}
@NotNull
public static ResourceBundle getBundle(@NotNull Locale locale) {
synchronized (bundlesByLocale) {
ResourceBundle result = bundlesByLocale.get(locale);
if (result == null) {
result = ResourceBundle.getBundle("org/solovyev/android/calculator/messages", locale);
bundlesByLocale.put(locale, result);
}
return result;
}
}
/* Arithmetic error occurred: {0} */
@NotNull
public static final String msg_001 = "msg_1";
/* Too complex expression*/
@NotNull
public static final String msg_002 = "msg_2";
/* Too long execution time - check the expression*/
@NotNull
public static final String msg_003 = "msg_3";
/* Evaluation was cancelled*/
@NotNull
public static final String msg_004 = "msg_4";
/* No parameters are specified for function: {0}*/
@NotNull
public static final String msg_005 = "msg_5";
/* Infinite loop is detected in expression*/
@NotNull
public static final String msg_006 = "msg_6";
/* Error */
@NotNull
public static final String syntax_error = "syntax_error";
}

View File

@@ -0,0 +1,22 @@
package org.solovyev.android.calculator;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 7:29 PM
*/
public interface CalculatorOutput {
@NotNull
String getStringResult();
@NotNull
JsclOperation getOperation();
@NotNull
Generic getResult();
}

View File

@@ -0,0 +1,46 @@
package org.solovyev.android.calculator;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/20/12
* Time: 7:28 PM
*/
public class CalculatorOutputImpl implements CalculatorOutput {
@NotNull
private Generic result;
@NotNull
private String stringResult;
@NotNull
private JsclOperation operation;
public CalculatorOutputImpl(@NotNull String stringResult, @NotNull JsclOperation operation, @NotNull Generic result) {
this.stringResult = stringResult;
this.operation = operation;
this.result = result;
}
@Override
@NotNull
public String getStringResult() {
return stringResult;
}
@Override
@NotNull
public JsclOperation getOperation() {
return operation;
}
@Override
@NotNull
public Generic getResult() {
return result;
}
}

View File

@@ -1,40 +0,0 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.Editor;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 12/17/11
* Time: 9:45 PM
*/
public interface JCalculatorDisplay extends Editor{
boolean isValid();
void setValid(boolean valid);
@Nullable
String getErrorMessage();
void setErrorMessage(@Nullable String errorMessage);
void setJsclOperation(@NotNull JsclOperation jsclOperation);
@NotNull
JsclOperation getJsclOperation();
void setGenericResult(@Nullable Generic genericResult);
@Nullable
Generic getGenericResult();
}

View File

@@ -1,138 +1,144 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.simpleframework.xml.Transient;
import org.solovyev.android.calculator.JCalculatorDisplay;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/17/11
* Time: 11:05 PM
*/
@Root
public class CalculatorDisplayHistoryState implements Cloneable {
@Transient
private boolean valid = true;
@Transient
@Nullable
private String errorMessage = null;
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private JsclOperation jsclOperation;
@Transient
@Nullable
private Generic genericResult;
private CalculatorDisplayHistoryState() {
// for xml
}
@NotNull
public static CalculatorDisplayHistoryState newInstance(@NotNull JCalculatorDisplay display) {
final CalculatorDisplayHistoryState result = new CalculatorDisplayHistoryState();
result.editorState = EditorHistoryState.newInstance(display);
result.valid = display.isValid();
result.jsclOperation = display.getJsclOperation();
result.genericResult = display.getGenericResult();
result.errorMessage = display.getErrorMessage();
return result;
}
public void setValuesFromHistory(@NotNull JCalculatorDisplay display) {
this.getEditorState().setValuesFromHistory(display);
display.setValid(this.isValid());
display.setErrorMessage(this.getErrorMessage());
display.setJsclOperation(this.getJsclOperation());
display.setGenericResult(this.getGenericResult());
}
public boolean isValid() {
return valid;
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorDisplayHistoryState that = (CalculatorDisplayHistoryState) o;
if (!editorState.equals(that.editorState)) return false;
if (jsclOperation != that.jsclOperation) return false;
return true;
}
@Override
public int hashCode() {
int result = editorState.hashCode();
result = 31 * result + jsclOperation.hashCode();
return result;
}
@Override
public String toString() {
return "CalculatorDisplayHistoryState{" +
"valid=" + valid +
", errorMessage='" + errorMessage + '\'' +
", editorHistoryState=" + editorState +
", jsclOperation=" + jsclOperation +
'}';
}
@Override
protected CalculatorDisplayHistoryState clone() {
try {
final CalculatorDisplayHistoryState clone = (CalculatorDisplayHistoryState) super.clone();
clone.editorState = this.editorState.clone();
return clone;
} catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.simpleframework.xml.Transient;
import org.solovyev.android.calculator.CalculatorDisplay;
import org.solovyev.android.calculator.CalculatorDisplayViewState;
import org.solovyev.android.calculator.CalculatorDisplayViewStateImpl;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.common.text.StringUtils;
/**
* User: serso
* Date: 9/17/11
* Time: 11:05 PM
*/
@Root
public class CalculatorDisplayHistoryState implements Cloneable {
@Transient
private boolean valid = true;
@Transient
@Nullable
private String errorMessage = null;
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private JsclOperation jsclOperation;
@Transient
@Nullable
private Generic genericResult;
private CalculatorDisplayHistoryState() {
// for xml
}
@NotNull
public static CalculatorDisplayHistoryState newInstance(@NotNull CalculatorDisplay display) {
final CalculatorDisplayHistoryState result = new CalculatorDisplayHistoryState();
result.editorState = EditorHistoryState.newInstance(display.getViewState());
final CalculatorDisplayViewState displayViewState = display.getViewState();
result.valid = displayViewState.isValid();
result.jsclOperation = displayViewState.getOperation();
result.genericResult = displayViewState.getResult();
result.errorMessage = displayViewState.getErrorMessage();
return result;
}
public void setValuesFromHistory(@NotNull CalculatorDisplay display) {
if ( this.isValid() ) {
display.setViewState(CalculatorDisplayViewStateImpl.newValidState(this.getJsclOperation(), this.getGenericResult(), StringUtils.getNotEmpty(this.getEditorState().getText(), ""), this.getEditorState().getCursorPosition()));
} else {
display.setViewState(CalculatorDisplayViewStateImpl.newErrorState(this.getJsclOperation(), StringUtils.getNotEmpty(this.getErrorMessage(), "")));
}
}
public boolean isValid() {
return valid;
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorDisplayHistoryState that = (CalculatorDisplayHistoryState) o;
if (!editorState.equals(that.editorState)) return false;
if (jsclOperation != that.jsclOperation) return false;
return true;
}
@Override
public int hashCode() {
int result = editorState.hashCode();
result = 31 * result + jsclOperation.hashCode();
return result;
}
@Override
public String toString() {
return "CalculatorDisplayHistoryState{" +
"valid=" + valid +
", errorMessage='" + errorMessage + '\'' +
", editorHistoryState=" + editorState +
", jsclOperation=" + jsclOperation +
'}';
}
@Override
protected CalculatorDisplayHistoryState clone() {
try {
final CalculatorDisplayHistoryState clone = (CalculatorDisplayHistoryState) super.clone();
clone.editorState = this.editorState.clone();
return clone;
} catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
}

View File

@@ -1,111 +1,111 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.solovyev.android.calculator.Editor;
import org.solovyev.android.calculator.JCalculatorDisplay;
/**
* User: serso
* Date: 9/11/11
* Time: 12:16 AM
*/
@Root
public class CalculatorHistoryState extends AbstractHistoryState {
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private CalculatorDisplayHistoryState displayState;
private CalculatorHistoryState() {
// for xml
}
private CalculatorHistoryState(@NotNull EditorHistoryState editorState,
@NotNull CalculatorDisplayHistoryState displayState) {
this.editorState = editorState;
this.displayState = displayState;
}
public static CalculatorHistoryState newInstance(@NotNull Editor editor, @NotNull JCalculatorDisplay display) {
final EditorHistoryState editorHistoryState = EditorHistoryState.newInstance(editor);
final CalculatorDisplayHistoryState displayHistoryState = CalculatorDisplayHistoryState.newInstance(display);
return new CalculatorHistoryState(editorHistoryState, displayHistoryState);
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
public void setEditorState(@NotNull EditorHistoryState editorState) {
this.editorState = editorState;
}
@NotNull
public CalculatorDisplayHistoryState getDisplayState() {
return displayState;
}
public void setDisplayState(@NotNull CalculatorDisplayHistoryState displayState) {
this.displayState = displayState;
}
@Override
public String toString() {
return "CalculatorHistoryState{" +
"editorState=" + editorState +
", displayState=" + displayState +
'}';
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorHistoryState that = (CalculatorHistoryState) o;
if (this.isSaved() != that.isSaved()) return false;
if (this.getId() != that.getId()) return false;
if (!displayState.equals(that.displayState)) return false;
if (!editorState.equals(that.editorState)) return false;
return true;
}
@Override
public int hashCode() {
int result = Boolean.valueOf(isSaved()).hashCode();
result = 31 * result + getId();
result = 31 * result + editorState.hashCode();
result = 31 * result + displayState.hashCode();
return result;
}
public void setValuesFromHistory(@NotNull Editor editor, @NotNull JCalculatorDisplay display) {
this.getEditorState().setValuesFromHistory(editor);
this.getDisplayState().setValuesFromHistory(display);
}
@Override
protected CalculatorHistoryState clone() {
final CalculatorHistoryState clone = (CalculatorHistoryState)super.clone();
clone.editorState = this.editorState.clone();
clone.displayState = this.displayState.clone();
return clone;
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.solovyev.android.calculator.CalculatorDisplay;
import org.solovyev.android.calculator.Editor;
/**
* User: serso
* Date: 9/11/11
* Time: 12:16 AM
*/
@Root
public class CalculatorHistoryState extends AbstractHistoryState {
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private CalculatorDisplayHistoryState displayState;
private CalculatorHistoryState() {
// for xml
}
private CalculatorHistoryState(@NotNull EditorHistoryState editorState,
@NotNull CalculatorDisplayHistoryState displayState) {
this.editorState = editorState;
this.displayState = displayState;
}
public static CalculatorHistoryState newInstance(@NotNull Editor editor, @NotNull CalculatorDisplay display) {
final EditorHistoryState editorHistoryState = EditorHistoryState.newInstance(editor);
final CalculatorDisplayHistoryState displayHistoryState = CalculatorDisplayHistoryState.newInstance(display);
return new CalculatorHistoryState(editorHistoryState, displayHistoryState);
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
public void setEditorState(@NotNull EditorHistoryState editorState) {
this.editorState = editorState;
}
@NotNull
public CalculatorDisplayHistoryState getDisplayState() {
return displayState;
}
public void setDisplayState(@NotNull CalculatorDisplayHistoryState displayState) {
this.displayState = displayState;
}
@Override
public String toString() {
return "CalculatorHistoryState{" +
"editorState=" + editorState +
", displayState=" + displayState +
'}';
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorHistoryState that = (CalculatorHistoryState) o;
if (this.isSaved() != that.isSaved()) return false;
if (this.getId() != that.getId()) return false;
if (!displayState.equals(that.displayState)) return false;
if (!editorState.equals(that.editorState)) return false;
return true;
}
@Override
public int hashCode() {
int result = Boolean.valueOf(isSaved()).hashCode();
result = 31 * result + getId();
result = 31 * result + editorState.hashCode();
result = 31 * result + displayState.hashCode();
return result;
}
public void setValuesFromHistory(@NotNull Editor editor, @NotNull CalculatorDisplay display) {
this.getEditorState().setValuesFromHistory(editor);
this.getDisplayState().setValuesFromHistory(display);
}
@Override
protected CalculatorHistoryState clone() {
final CalculatorHistoryState clone = (CalculatorHistoryState)super.clone();
clone.editorState = this.editorState.clone();
clone.displayState = this.displayState.clone();
return clone;
}
}

View File

@@ -1,88 +1,99 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.solovyev.android.calculator.Editor;
@Root
public class EditorHistoryState implements Cloneable{
@Element
private int cursorPosition;
@Element(required = false)
@Nullable
private String text;
private EditorHistoryState() {
// for xml
}
@NotNull
public static EditorHistoryState newInstance(@NotNull Editor editor) {
final EditorHistoryState result = new EditorHistoryState();
result.text = String.valueOf(editor.getText());
result.cursorPosition = editor.getSelection();
return result;
}
public void setValuesFromHistory(@NotNull Editor editor) {
editor.setText(this.getText());
editor.setSelection(this.getCursorPosition());
}
@Nullable
public String getText() {
return text;
}
public int getCursorPosition() {
return cursorPosition;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof EditorHistoryState)) return false;
EditorHistoryState that = (EditorHistoryState) o;
if (cursorPosition != that.cursorPosition) return false;
if (text != null ? !text.equals(that.text) : that.text != null) return false;
return true;
}
@Override
public int hashCode() {
int result = cursorPosition;
result = 31 * result + (text != null ? text.hashCode() : 0);
return result;
}
@Override
public String toString() {
return "EditorHistoryState{" +
"cursorPosition=" + cursorPosition +
", text='" + text + '\'' +
'}';
}
@Override
protected EditorHistoryState clone() {
try {
return (EditorHistoryState)super.clone();
} catch (CloneNotSupportedException e) {
throw new UnsupportedOperationException(e);
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.solovyev.android.calculator.CalculatorDisplayViewState;
import org.solovyev.android.calculator.Editor;
@Root
public class EditorHistoryState implements Cloneable{
@Element
private int cursorPosition;
@Element(required = false)
@Nullable
private String text;
private EditorHistoryState() {
// for xml
}
@NotNull
public static EditorHistoryState newInstance(@NotNull Editor editor) {
final EditorHistoryState result = new EditorHistoryState();
result.text = String.valueOf(editor.getText());
result.cursorPosition = editor.getSelection();
return result;
}
@NotNull
public static EditorHistoryState newInstance(@NotNull CalculatorDisplayViewState viewState) {
final EditorHistoryState result = new EditorHistoryState();
result.text = viewState.getText();
result.cursorPosition = viewState.getSelection();
return result;
}
public void setValuesFromHistory(@NotNull Editor editor) {
editor.setText(this.getText());
editor.setSelection(this.getCursorPosition());
}
@Nullable
public String getText() {
return text;
}
public int getCursorPosition() {
return cursorPosition;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof EditorHistoryState)) return false;
EditorHistoryState that = (EditorHistoryState) o;
if (cursorPosition != that.cursorPosition) return false;
if (text != null ? !text.equals(that.text) : that.text != null) return false;
return true;
}
@Override
public int hashCode() {
int result = cursorPosition;
result = 31 * result + (text != null ? text.hashCode() : 0);
return result;
}
@Override
public String toString() {
return "EditorHistoryState{" +
"cursorPosition=" + cursorPosition +
", text='" + text + '\'' +
'}';
}
@Override
protected EditorHistoryState clone() {
try {
return (EditorHistoryState)super.clone();
} catch (CloneNotSupportedException e) {
throw new UnsupportedOperationException(e);
}
}
}

View File

@@ -0,0 +1,8 @@
msg_1=Arithmetic error occurred: {0}
msg_2=Too complex expression
msg_3=Too long execution time - check the expression
msg_4=Evaluation was cancelled
msg_5=No parameters are specified for function: {0}
msg_6=Infinite loop is detected in expression
syntax_error=Error