org.springframework.expression.spel.support.ReflectiveMethodResolver Java Examples
The following examples show how to use
org.springframework.expression.spel.support.ReflectiveMethodResolver.
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Example #1
| Source File: MethodReference.java From spring-analysis-note with MIT License | 6 votes |
|
@Nullable
private MethodExecutor getCachedExecutor(EvaluationContext evaluationContext, Object value,
@Nullable TypeDescriptor target, List<TypeDescriptor> argumentTypes) {
List<MethodResolver> methodResolvers = evaluationContext.getMethodResolvers();
if (methodResolvers.size() != 1 || !(methodResolvers.get(0) instanceof ReflectiveMethodResolver)) {
// Not a default ReflectiveMethodResolver - don't know whether caching is valid
return null;
}
CachedMethodExecutor executorToCheck = this.cachedExecutor;
if (executorToCheck != null && executorToCheck.isSuitable(value, target, argumentTypes)) {
return executorToCheck.get();
}
this.cachedExecutor = null;
return null;
}
Example #2
| Source File: SpelReproTests.java From spring-analysis-note with MIT License | 6 votes |
|
/**
* Test whether {@link ReflectiveMethodResolver} handles Widening Primitive Conversion. That's passing an 'int' to a
* method accepting 'long' is ok.
*/
@Test
public void wideningPrimitiveConversion_SPR8224() throws Exception {
class WideningPrimitiveConversion {
public int getX(long i) {
return 10;
}
}
final Integer INTEGER_VALUE = Integer.valueOf(7);
WideningPrimitiveConversion target = new WideningPrimitiveConversion();
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<>();
args.add(TypeDescriptor.forObject(INTEGER_VALUE));
MethodExecutor me = new ReflectiveMethodResolver(true).resolve(emptyEvalContext, target, "getX", args);
final int actual = (Integer) me.execute(emptyEvalContext, target, INTEGER_VALUE).getValue();
final int compiler = target.getX(INTEGER_VALUE);
assertEquals(compiler, actual);
}
Example #3
| Source File: SpelReproTests.java From spring-analysis-note with MIT License | 6 votes |
|
/**
* Test the ability to subclass the ReflectiveMethodResolver and change how it
* determines the set of methods for a type.
*/
@Test
public void customStaticFunctions_SPR9038() {
ExpressionParser parser = new SpelExpressionParser();
StandardEvaluationContext context = new StandardEvaluationContext();
List<MethodResolver> methodResolvers = new ArrayList<>();
methodResolvers.add(new ReflectiveMethodResolver() {
@Override
protected Method[] getMethods(Class<?> type) {
try {
return new Method[] {Integer.class.getDeclaredMethod("parseInt", String.class, Integer.TYPE)};
}
catch (NoSuchMethodException ex) {
return new Method[0];
}
}
});
context.setMethodResolvers(methodResolvers);
Expression expression = parser.parseExpression("parseInt('-FF', 16)");
Integer result = expression.getValue(context, "", Integer.class);
assertEquals(-255, result.intValue());
}
Example #4
| Source File: MethodReference.java From java-technology-stack with MIT License | 6 votes |
|
@Nullable
private MethodExecutor getCachedExecutor(EvaluationContext evaluationContext, Object value,
@Nullable TypeDescriptor target, List<TypeDescriptor> argumentTypes) {
List<MethodResolver> methodResolvers = evaluationContext.getMethodResolvers();
if (methodResolvers.size() != 1 || !(methodResolvers.get(0) instanceof ReflectiveMethodResolver)) {
// Not a default ReflectiveMethodResolver - don't know whether caching is valid
return null;
}
CachedMethodExecutor executorToCheck = this.cachedExecutor;
if (executorToCheck != null && executorToCheck.isSuitable(value, target, argumentTypes)) {
return executorToCheck.get();
}
this.cachedExecutor = null;
return null;
}
Example #5
| Source File: SpelReproTests.java From java-technology-stack with MIT License | 6 votes |
|
/**
* Test whether {@link ReflectiveMethodResolver} handles Widening Primitive Conversion. That's passing an 'int' to a
* method accepting 'long' is ok.
*/
@Test
public void wideningPrimitiveConversion_SPR8224() throws Exception {
class WideningPrimitiveConversion {
public int getX(long i) {
return 10;
}
}
final Integer INTEGER_VALUE = Integer.valueOf(7);
WideningPrimitiveConversion target = new WideningPrimitiveConversion();
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<>();
args.add(TypeDescriptor.forObject(INTEGER_VALUE));
MethodExecutor me = new ReflectiveMethodResolver(true).resolve(emptyEvalContext, target, "getX", args);
final int actual = (Integer) me.execute(emptyEvalContext, target, INTEGER_VALUE).getValue();
final int compiler = target.getX(INTEGER_VALUE);
assertEquals(compiler, actual);
}
Example #6
| Source File: SpelReproTests.java From java-technology-stack with MIT License | 6 votes |
|
/**
* Test the ability to subclass the ReflectiveMethodResolver and change how it
* determines the set of methods for a type.
*/
@Test
public void customStaticFunctions_SPR9038() {
ExpressionParser parser = new SpelExpressionParser();
StandardEvaluationContext context = new StandardEvaluationContext();
List<MethodResolver> methodResolvers = new ArrayList<>();
methodResolvers.add(new ReflectiveMethodResolver() {
@Override
protected Method[] getMethods(Class<?> type) {
try {
return new Method[] {Integer.class.getDeclaredMethod("parseInt", String.class, Integer.TYPE)};
}
catch (NoSuchMethodException ex) {
return new Method[0];
}
}
});
context.setMethodResolvers(methodResolvers);
Expression expression = parser.parseExpression("parseInt('-FF', 16)");
Integer result = expression.getValue(context, "", Integer.class);
assertEquals(-255, result.intValue());
}
Example #7
| Source File: MethodReference.java From lams with GNU General Public License v2.0 | 6 votes |
|
private MethodExecutor getCachedExecutor(EvaluationContext evaluationContext, Object value,
TypeDescriptor target, List<TypeDescriptor> argumentTypes) {
List<MethodResolver> methodResolvers = evaluationContext.getMethodResolvers();
if (methodResolvers == null || methodResolvers.size() != 1 ||
!(methodResolvers.get(0) instanceof ReflectiveMethodResolver)) {
// Not a default ReflectiveMethodResolver - don't know whether caching is valid
return null;
}
CachedMethodExecutor executorToCheck = this.cachedExecutor;
if (executorToCheck != null && executorToCheck.isSuitable(value, target, argumentTypes)) {
return executorToCheck.get();
}
this.cachedExecutor = null;
return null;
}
Example #8
| Source File: MethodReference.java From spring4-understanding with Apache License 2.0 | 6 votes |
|
private MethodExecutor getCachedExecutor(EvaluationContext evaluationContext, Object value,
TypeDescriptor target, List<TypeDescriptor> argumentTypes) {
List<MethodResolver> methodResolvers = evaluationContext.getMethodResolvers();
if (methodResolvers == null || methodResolvers.size() != 1 ||
!(methodResolvers.get(0) instanceof ReflectiveMethodResolver)) {
// Not a default ReflectiveMethodResolver - don't know whether caching is valid
return null;
}
CachedMethodExecutor executorToCheck = this.cachedExecutor;
if (executorToCheck != null && executorToCheck.isSuitable(value, target, argumentTypes)) {
return executorToCheck.get();
}
this.cachedExecutor = null;
return null;
}
Example #9
| Source File: SpelReproTests.java From spring4-understanding with Apache License 2.0 | 6 votes |
|
/**
* Test whether {@link ReflectiveMethodResolver} handles Widening Primitive Conversion. That's passing an 'int' to a
* method accepting 'long' is ok.
*/
@Test
public void wideningPrimitiveConversion_8224() throws Exception {
class WideningPrimitiveConversion {
public int getX(long i) {
return 10;
}
}
final Integer INTEGER_VALUE = Integer.valueOf(7);
WideningPrimitiveConversion target = new WideningPrimitiveConversion();
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<TypeDescriptor>();
args.add(TypeDescriptor.forObject(INTEGER_VALUE));
MethodExecutor me = new ReflectiveMethodResolver(true).resolve(emptyEvalContext, target, "getX", args);
final int actual = (Integer) me.execute(emptyEvalContext, target, INTEGER_VALUE).getValue();
final int compiler = target.getX(INTEGER_VALUE);
assertEquals(compiler, actual);
}
Example #10
| Source File: SpelReproTests.java From spring4-understanding with Apache License 2.0 | 6 votes |
|
/**
* Test the ability to subclass the ReflectiveMethodResolver and change how it
* determines the set of methods for a type.
*/
@Test
public void customStaticFunctions_SPR9038() {
ExpressionParser parser = new SpelExpressionParser();
StandardEvaluationContext context = new StandardEvaluationContext();
List<MethodResolver> methodResolvers = new ArrayList<MethodResolver>();
methodResolvers.add(new ReflectiveMethodResolver() {
@Override
protected Method[] getMethods(Class<?> type) {
try {
return new Method[] {
Integer.class.getDeclaredMethod("parseInt", new Class<?>[] {String.class, Integer.TYPE})};
}
catch (NoSuchMethodException ex) {
return new Method[0];
}
}
});
context.setMethodResolvers(methodResolvers);
Expression expression = parser.parseExpression("parseInt('-FF', 16)");
Integer result = expression.getValue(context, "", Integer.class);
assertEquals(-255, result.intValue());
}
Example #11
| Source File: DefaultEntitySanitizer.java From titus-control-plane with Apache License 2.0 | 5 votes |
|
public DefaultEntitySanitizer(VerifierMode verifierMode,
List<Function<Object, Optional<Object>>> sanitizers,
boolean annotationSanitizersEnabled,
boolean stdValueSanitizersEnabled,
Function<Class<?>, Boolean> includesPredicate,
Function<String, Optional<Object>> templateResolver,
Map<String, Method> registeredFunctions,
Map<String, Object> registeredBeans,
Function<Class<?>, Optional<ConstraintValidator<?, ?>>> applicationValidatorFactory) {
Supplier<EvaluationContext> spelContextFactory = () -> {
StandardEvaluationContext context = new StandardEvaluationContext();
registeredFunctions.forEach(context::registerFunction);
context.setBeanResolver((ctx, beanName) -> registeredBeans.get(beanName));
context.setMethodResolvers(Collections.singletonList(new ReflectiveMethodResolver()));
return context;
};
this.validator = Validation.buildDefaultValidatorFactory()
.usingContext()
.constraintValidatorFactory(new ConstraintValidatorFactoryWrapper(verifierMode, applicationValidatorFactory, spelContextFactory))
.messageInterpolator(new SpELMessageInterpolator(spelContextFactory))
.getValidator();
List<Function<Object, Optional<Object>>> allSanitizers = new ArrayList<>();
if (annotationSanitizersEnabled) {
allSanitizers.add(new AnnotationBasedSanitizer(spelContextFactory.get(), includesPredicate));
}
if (stdValueSanitizersEnabled) {
allSanitizers.add(new StdValueSanitizer(includesPredicate));
}
allSanitizers.add(new TemplateSanitizer(templateResolver, includesPredicate));
allSanitizers.addAll(sanitizers);
this.sanitizers = allSanitizers;
}
Example #12
| Source File: TestValidator.java From titus-control-plane with Apache License 2.0 | 5 votes |
|
public static Validator testValidator(String alias, Object bean) {
Supplier<EvaluationContext> spelContextFactory = () -> {
StandardEvaluationContext context = new StandardEvaluationContext();
context.setBeanResolver((ctx, beanName) -> beanName.equals(alias) ? bean : null);
context.setMethodResolvers(Collections.singletonList(new ReflectiveMethodResolver()));
return context;
};
return Validation.buildDefaultValidatorFactory()
.usingContext()
.constraintValidatorFactory(new ConstraintValidatorFactoryWrapper(VerifierMode.Strict, type -> Optional.empty(), spelContextFactory))
.messageInterpolator(new SpELMessageInterpolator(spelContextFactory))
.getValidator();
}
Example #13
| Source File: SpelReproTests.java From spring-analysis-note with MIT License | 4 votes |
|
@Test
public void varargsAndPrimitives_SPR8174() throws Exception {
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<>();
args.add(TypeDescriptor.forObject(34L));
ReflectionUtil<Integer> ru = new ReflectionUtil<>();
MethodExecutor me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "methodToCall", args);
args.set(0, TypeDescriptor.forObject(23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45);
args.set(0, TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45f);
args.set(0, TypeDescriptor.forObject(23d));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23d);
args.set(0, TypeDescriptor.forObject((short) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (short) 23);
args.set(0, TypeDescriptor.forObject(23L));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23L);
args.set(0, TypeDescriptor.forObject((char) 65));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (char) 65);
args.set(0, TypeDescriptor.forObject((byte) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (byte) 23);
args.set(0, TypeDescriptor.forObject(true));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, true);
// trickier:
args.set(0, TypeDescriptor.forObject(12));
args.add(TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "bar", args);
me.execute(emptyEvalContext, ru, 12, 23f);
}
Example #14
| Source File: SpelReproTests.java From java-technology-stack with MIT License | 4 votes |
|
@Test
public void varargsAndPrimitives_SPR8174() throws Exception {
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<>();
args.add(TypeDescriptor.forObject(34L));
ReflectionUtil<Integer> ru = new ReflectionUtil<>();
MethodExecutor me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "methodToCall", args);
args.set(0, TypeDescriptor.forObject(23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45);
args.set(0, TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45f);
args.set(0, TypeDescriptor.forObject(23d));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23d);
args.set(0, TypeDescriptor.forObject((short) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (short) 23);
args.set(0, TypeDescriptor.forObject(23L));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23L);
args.set(0, TypeDescriptor.forObject((char) 65));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (char) 65);
args.set(0, TypeDescriptor.forObject((byte) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (byte) 23);
args.set(0, TypeDescriptor.forObject(true));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, true);
// trickier:
args.set(0, TypeDescriptor.forObject(12));
args.add(TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "bar", args);
me.execute(emptyEvalContext, ru, 12, 23f);
}
Example #15
| Source File: SpelReproTests.java From spring4-understanding with Apache License 2.0 | 4 votes |
|
@Test
public void varargsAndPrimitives_SPR8174() throws Exception {
EvaluationContext emptyEvalContext = new StandardEvaluationContext();
List<TypeDescriptor> args = new ArrayList<TypeDescriptor>();
args.add(TypeDescriptor.forObject(34L));
ReflectionUtil<Integer> ru = new ReflectionUtil<Integer>();
MethodExecutor me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "methodToCall", args);
args.set(0, TypeDescriptor.forObject(23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45);
args.set(0, TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 45f);
args.set(0, TypeDescriptor.forObject(23d));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23d);
args.set(0, TypeDescriptor.forObject((short) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (short) 23);
args.set(0, TypeDescriptor.forObject(23L));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, 23L);
args.set(0, TypeDescriptor.forObject((char) 65));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (char) 65);
args.set(0, TypeDescriptor.forObject((byte) 23));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, (byte) 23);
args.set(0, TypeDescriptor.forObject(true));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "foo", args);
me.execute(emptyEvalContext, ru, true);
// trickier:
args.set(0, TypeDescriptor.forObject(12));
args.add(TypeDescriptor.forObject(23f));
me = new ReflectiveMethodResolver().resolve(emptyEvalContext, ru, "bar", args);
me.execute(emptyEvalContext, ru, 12, 23f);
}
