org.springframework.expression.spel.SpelCompilerMode Java Examples

The following examples show how to use org.springframework.expression.spel.SpelCompilerMode. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SpelExpression.java    From java-technology-stack with MIT License 6 votes vote down vote up 
@Override
@Nullable
public Object getValue() throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			EvaluationContext context = getEvaluationContext();
			return this.compiledAst.getValue(context.getRootObject().getValue(), context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #2
Source File: SpelExpression.java    From java-technology-stack with MIT License 6 votes vote down vote up 
/**
 * Compile the expression if it has been evaluated more than the threshold number
 * of times to trigger compilation.
 * @param expressionState the expression state used to determine compilation mode
 */
private void checkCompile(ExpressionState expressionState) {
	this.interpretedCount++;
	SpelCompilerMode compilerMode = expressionState.getConfiguration().getCompilerMode();
	if (compilerMode != SpelCompilerMode.OFF) {
		if (compilerMode == SpelCompilerMode.IMMEDIATE) {
			if (this.interpretedCount > 1) {
				compileExpression();
			}
		}
		else {
			// compilerMode = SpelCompilerMode.MIXED
			if (this.interpretedCount > INTERPRETED_COUNT_THRESHOLD) {
				compileExpression();
			}
		}
	}
}
Example #3
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 6 votes vote down vote up 
@Override
public Object getValue(EvaluationContext context, Object rootObject) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject,context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #4
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Compile the expression if it has been evaluated more than the threshold number
 * of times to trigger compilation.
 * @param expressionState the expression state used to determine compilation mode
 */
private void checkCompile(ExpressionState expressionState) {
	this.interpretedCount++;
	SpelCompilerMode compilerMode = expressionState.getConfiguration().getCompilerMode();
	if (compilerMode != SpelCompilerMode.OFF) {
		if (compilerMode == SpelCompilerMode.IMMEDIATE) {
			if (this.interpretedCount > 1) {
				compileExpression();
			}
		}
		else {
			// compilerMode = SpelCompilerMode.MIXED
			if (this.interpretedCount > INTERPRETED_COUNT_THRESHOLD) {
				compileExpression();
			}
		}
	}
}
Example #5
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
@Override
public Object getValue() throws EvaluationException {
	Object result;
	if (this.compiledAst != null) {
		try {
			TypedValue contextRoot = evaluationContext == null ? null : evaluationContext.getRootObject();
			return this.compiledAst.getValue(contextRoot == null ? null : contextRoot.getValue(), evaluationContext);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), this.configuration);
	result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #6
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
@Override
public Object getValue(Object rootObject) throws EvaluationException {
	Object result;
	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject, evaluationContext);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #7
Source File: SpelExpression.java    From java-technology-stack with MIT License 6 votes vote down vote up 
@Override
@Nullable
public Object getValue(Object rootObject) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject, getEvaluationContext());
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState =
			new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #8
Source File: SpelExpression.java    From spring-analysis-note with MIT License 6 votes vote down vote up 
@Override
@Nullable
public Object getValue() throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			EvaluationContext context = getEvaluationContext();
			return this.compiledAst.getValue(context.getRootObject().getValue(), context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #9
Source File: SpelExpression.java    From spring-analysis-note with MIT License 6 votes vote down vote up 
/**
 * Compile the expression if it has been evaluated more than the threshold number
 * of times to trigger compilation.
 * @param expressionState the expression state used to determine compilation mode
 */
private void checkCompile(ExpressionState expressionState) {
	this.interpretedCount.incrementAndGet();
	SpelCompilerMode compilerMode = expressionState.getConfiguration().getCompilerMode();
	if (compilerMode != SpelCompilerMode.OFF) {
		if (compilerMode == SpelCompilerMode.IMMEDIATE) {
			if (this.interpretedCount.get() > 1) {
				compileExpression();
			}
		}
		else {
			// compilerMode = SpelCompilerMode.MIXED
			if (this.interpretedCount.get() > INTERPRETED_COUNT_THRESHOLD) {
				compileExpression();
			}
		}
	}
}
Example #10
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
@Override
public Object getValue(EvaluationContext context) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");
	if (compiledAst!= null) {
		try {
			TypedValue contextRoot = context == null ? null : context.getRootObject();
			return this.compiledAst.getValue(contextRoot != null ? contextRoot.getValue() : null, context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #11
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
@Override
public Object getValue(EvaluationContext context, Object rootObject) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");
	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject,context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(context, toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #12
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
/**
 * Compile the expression if it has been evaluated more than the threshold number
 * of times to trigger compilation.
 * @param expressionState the expression state used to determine compilation mode
 */
private void checkCompile(ExpressionState expressionState) {
	this.interpretedCount++;
	SpelCompilerMode compilerMode = expressionState.getConfiguration().getCompilerMode();
	if (compilerMode != SpelCompilerMode.OFF) {
		if (compilerMode == SpelCompilerMode.IMMEDIATE) {
			if (this.interpretedCount > 1) {
				compileExpression();
			}
		}
		else {
			// compilerMode = SpelCompilerMode.MIXED
			if (this.interpretedCount > INTERPRETED_COUNT_THRESHOLD) {
				compileExpression();
			}
		}
	}
}
Example #13
Source File: SpelExpression.java    From spring-analysis-note with MIT License 6 votes vote down vote up 
@Override
@Nullable
public Object getValue(Object rootObject) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject, getEvaluationContext());
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState =
			new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #14
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 6 votes vote down vote up 
@Override
public Object getValue(Object rootObject) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject, evaluationContext);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState =
			new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #15
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			TypedValue contextRoot = evaluationContext == null ? null : evaluationContext.getRootObject();
			Object result = this.compiledAst.getValue(contextRoot == null ? null : contextRoot.getValue(), evaluationContext);
			if (expectedResultType == null) {
				return (T)result;
			}
			else {
				return ExpressionUtils.convertTypedValue(getEvaluationContext(), new TypedValue(result), expectedResultType);
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(expressionState.getEvaluationContext(), typedResultValue, expectedResultType);
}
Example #16
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(EvaluationContext context, Class<T> expectedResultType) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			TypedValue contextRoot = context.getRootObject();
			Object result = this.compiledAst.getValue(contextRoot.getValue(), context);
			if (expectedResultType != null) {
				return ExpressionUtils.convertTypedValue(context, new TypedValue(result), expectedResultType);
			}
			else {
				return (T) result;
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(context, typedResultValue, expectedResultType);
}
Example #17
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public Object getValue(EvaluationContext context) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			TypedValue contextRoot = context.getRootObject();
			return this.compiledAst.getValue(contextRoot.getValue(), context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #18
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(Object rootObject, Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(rootObject, null);
			if (expectedResultType == null) {
				return (T)result;
			}
			else {
				return ExpressionUtils.convertTypedValue(
						getEvaluationContext(), new TypedValue(result), expectedResultType);
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState =
			new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(
			expressionState.getEvaluationContext(), typedResultValue, expectedResultType);
}
Example #19
Source File: SpelExpression.java    From lams with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(EvaluationContext context, Object rootObject, Class<T> expectedResultType)
		throws EvaluationException {

	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(rootObject, context);
			if (expectedResultType != null) {
				return ExpressionUtils.convertTypedValue(context, new TypedValue(result), expectedResultType);
			}
			else {
				return (T) result;
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, toTypedValue(rootObject), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(context, typedResultValue, expectedResultType);
}
Example #20
Source File: Bucket4JAutoConfigurationServletFilter.java    From bucket4j-spring-boot-starter with Apache License 2.0 5 votes vote down vote up 
@Bean
public ExpressionParser servletFilterExpressionParser() {
	SpelParserConfiguration config = new SpelParserConfiguration(SpelCompilerMode.IMMEDIATE, this.getClass().getClassLoader());
	ExpressionParser parser = new SpelExpressionParser(config);
	
	return parser;
}
Example #21
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(Object rootObject, Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(rootObject, null);
			if (expectedResultType == null) {
				return (T)result;
			}
			else {
				return ExpressionUtils.convertTypedValue(getEvaluationContext(), new TypedValue(result), expectedResultType);
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(expressionState.getEvaluationContext(), typedResultValue, expectedResultType);
}
Example #22
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(EvaluationContext context, Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			TypedValue contextRoot = context == null ? null : context.getRootObject();
			Object result = this.compiledAst.getValue(contextRoot==null?null:contextRoot.getValue(),context);
			if (expectedResultType != null) {
				return ExpressionUtils.convertTypedValue(context, new TypedValue(result), expectedResultType);
			}
			else {
				return (T) result;
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(context, typedResultValue, expectedResultType);
}
Example #23
Source File: SpelExpression.java    From spring4-understanding with Apache License 2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T getValue(EvaluationContext context, Object rootObject, Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(rootObject,context);
			if (expectedResultType != null) {
				return ExpressionUtils.convertTypedValue(context, new TypedValue(result), expectedResultType);
			}
			else {
				return (T) result;
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}
	ExpressionState expressionState = new ExpressionState(context, toTypedValue(rootObject), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(context, typedResultValue, expectedResultType);
}
Example #24
Source File: TerminationHandler.java    From styx with Apache License 2.0 5 votes vote down vote up 
public TerminationHandler(RetryUtil retryUtil, Supplier<Map<WorkflowId, Workflow>> workflows) {
  this.retryUtil = Objects.requireNonNull(retryUtil, "retryUtil");
  this.workflows = Objects.requireNonNull(workflows, "workflows");

  var config = new SpelParserConfiguration(SpelCompilerMode.IMMEDIATE, this.getClass().getClassLoader());
  expressionParser = new SpelExpressionParser(config);
  retryConditionExpressionCache = CacheBuilder.newBuilder()
      .maximumSize(RETRY_CONDITION_EXPRESSION_CACHE_SIZE)
      .build();
}
Example #25
Source File: SpelExpression.java    From java-technology-stack with MIT License 5 votes vote down vote up 
@Override
@Nullable
public Object getValue(EvaluationContext context) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(context.getRootObject().getValue(), context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount = 0;
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #26
Source File: SpelExpression.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
@Nullable
public <T> T getValue(@Nullable Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			EvaluationContext context = getEvaluationContext();
			Object result = this.compiledAst.getValue(context.getRootObject().getValue(), context);
			if (expectedResultType == null) {
				return (T) result;
			}
			else {
				return ExpressionUtils.convertTypedValue(
						getEvaluationContext(), new TypedValue(result), expectedResultType);
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(getEvaluationContext(), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(
			expressionState.getEvaluationContext(), typedResultValue, expectedResultType);
}
Example #27
Source File: SpelExpression.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
@Nullable
public <T> T getValue(Object rootObject, @Nullable Class<T> expectedResultType) throws EvaluationException {
	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(rootObject, getEvaluationContext());
			if (expectedResultType == null) {
				return (T)result;
			}
			else {
				return ExpressionUtils.convertTypedValue(
						getEvaluationContext(), new TypedValue(result), expectedResultType);
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState =
			new ExpressionState(getEvaluationContext(), toTypedValue(rootObject), this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(
			expressionState.getEvaluationContext(), typedResultValue, expectedResultType);
}
Example #28
Source File: SpelExpression.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@Override
@Nullable
public Object getValue(EvaluationContext context) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(context.getRootObject().getValue(), context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}
Example #29
Source File: SpelExpression.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
@Nullable
public <T> T getValue(EvaluationContext context, @Nullable Class<T> expectedResultType) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			Object result = this.compiledAst.getValue(context.getRootObject().getValue(), context);
			if (expectedResultType != null) {
				return ExpressionUtils.convertTypedValue(context, new TypedValue(result), expectedResultType);
			}
			else {
				return (T) result;
			}
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, this.configuration);
	TypedValue typedResultValue = this.ast.getTypedValue(expressionState);
	checkCompile(expressionState);
	return ExpressionUtils.convertTypedValue(context, typedResultValue, expectedResultType);
}
Example #30
Source File: SpelExpression.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
@Override
@Nullable
public Object getValue(EvaluationContext context, Object rootObject) throws EvaluationException {
	Assert.notNull(context, "EvaluationContext is required");

	if (this.compiledAst != null) {
		try {
			return this.compiledAst.getValue(rootObject, context);
		}
		catch (Throwable ex) {
			// If running in mixed mode, revert to interpreted
			if (this.configuration.getCompilerMode() == SpelCompilerMode.MIXED) {
				this.interpretedCount.set(0);
				this.compiledAst = null;
			}
			else {
				// Running in SpelCompilerMode.immediate mode - propagate exception to caller
				throw new SpelEvaluationException(ex, SpelMessage.EXCEPTION_RUNNING_COMPILED_EXPRESSION);
			}
		}
	}

	ExpressionState expressionState = new ExpressionState(context, toTypedValue(rootObject), this.configuration);
	Object result = this.ast.getValue(expressionState);
	checkCompile(expressionState);
	return result;
}