org.springframework.web.bind.support.WebArgumentResolver.resolveArgument()方法的使用及代码示例

x33g5p2x  于2022-02-03 转载在 其他  
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本文整理了Java中org.springframework.web.bind.support.WebArgumentResolver.resolveArgument()方法的一些代码示例，展示了WebArgumentResolver.resolveArgument()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。WebArgumentResolver.resolveArgument()方法的具体详情如下：
包路径：org.springframework.web.bind.support.WebArgumentResolver
类名称：WebArgumentResolver
方法名：resolveArgument

WebArgumentResolver.resolveArgument介绍

[英]Resolve an argument for the given handler method parameter within the given web request.
[中]

代码示例

代码示例来源：origin: spring-projects/spring-framework

  1. /**
  2.  * Delegate to the {@link WebArgumentResolver} instance.
  3.  * @throws IllegalStateException if the resolved value is not assignable
  4.  * to the method parameter.
  5.  */
  6. @Override
  7. @Nullable
  8. public Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer,
  9.     NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception {
  10.   Class<?> paramType = parameter.getParameterType();
  11.   Object result = this.adaptee.resolveArgument(parameter, webRequest);
  12.   if (result == WebArgumentResolver.UNRESOLVED || !ClassUtils.isAssignableValue(paramType, result)) {
  13.     throw new IllegalStateException(
  14.         "Standard argument type [" + paramType.getName() + "] in method " + parameter.getMethod() +
  15.         "resolved to incompatible value of type [" + (result != null ? result.getClass() : null) +
  16.         "]. Consider declaring the argument type in a less specific fashion.");
  17.   }
  18.   return result;
  19. }

代码示例来源：origin: spring-projects/spring-framework

  1. /**
  2.  * Actually resolve the value and check the resolved value is not
  3.  * {@link WebArgumentResolver#UNRESOLVED} absorbing _any_ exceptions.
  4.  */
  5. @Override
  6. public boolean supportsParameter(MethodParameter parameter) {
  7.   try {
  8.     NativeWebRequest webRequest = getWebRequest();
  9.     Object result = this.adaptee.resolveArgument(parameter, webRequest);
  10.     if (result == WebArgumentResolver.UNRESOLVED) {
  11.       return false;
  12.     }
  13.     else {
  14.       return ClassUtils.isAssignableValue(parameter.getParameterType(), result);
  15.     }
  16.   }
  17.   catch (Exception ex) {
  18.     // ignore (see class-level doc)
  19.     logger.debug("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
  20.     return false;
  21.   }
  22. }

代码示例来源：origin: org.springframework/spring-web

  1. /**
  2.  * Delegate to the {@link WebArgumentResolver} instance.
  3.  * @throws IllegalStateException if the resolved value is not assignable
  4.  * to the method parameter.
  5.  */
  6. @Override
  7. @Nullable
  8. public Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer,
  9.     NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception {
  10.   Class<?> paramType = parameter.getParameterType();
  11.   Object result = this.adaptee.resolveArgument(parameter, webRequest);
  12.   if (result == WebArgumentResolver.UNRESOLVED || !ClassUtils.isAssignableValue(paramType, result)) {
  13.     throw new IllegalStateException(
  14.         "Standard argument type [" + paramType.getName() + "] in method " + parameter.getMethod() +
  15.         "resolved to incompatible value of type [" + (result != null ? result.getClass() : null) +
  16.         "]. Consider declaring the argument type in a less specific fashion.");
  17.   }
  18.   return result;
  19. }

代码示例来源：origin: org.springframework/spring-web

  1. /**
  2.  * Actually resolve the value and check the resolved value is not
  3.  * {@link WebArgumentResolver#UNRESOLVED} absorbing _any_ exceptions.
  4.  */
  5. @Override
  6. public boolean supportsParameter(MethodParameter parameter) {
  7.   try {
  8.     NativeWebRequest webRequest = getWebRequest();
  9.     Object result = this.adaptee.resolveArgument(parameter, webRequest);
  10.     if (result == WebArgumentResolver.UNRESOLVED) {
  11.       return false;
  12.     }
  13.     else {
  14.       return ClassUtils.isAssignableValue(parameter.getParameterType(), result);
  15.     }
  16.   }
  17.   catch (Exception ex) {
  18.     // ignore (see class-level doc)
  19.     logger.debug("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
  20.     return false;
  21.   }
  22. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test
  2. public void supportsParameterThrowsException() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willThrow(new Exception());
  4.   assertFalse("Parameter supported", adapter.supportsParameter(parameter));
  5.   verify(adaptee).resolveArgument(parameter, webRequest);
  6. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test(expected = Exception.class)
  2. public void resolveArgumentThrowsException() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willThrow(new Exception());
  4.   adapter.resolveArgument(parameter, null, webRequest, null);
  5. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test
  2. public void supportsParameterUnresolved() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn(WebArgumentResolver.UNRESOLVED);
  4.   assertFalse("Parameter supported", adapter.supportsParameter(parameter));
  5.   verify(adaptee).resolveArgument(parameter, webRequest);
  6. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test
  2. public void supportsParameter() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn(42);
  4.   assertTrue("Parameter not supported", adapter.supportsParameter(parameter));
  5.   verify(adaptee).resolveArgument(parameter, webRequest);
  6. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test
  2. public void supportsParameterWrongType() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn("Foo");
  4.   assertFalse("Parameter supported", adapter.supportsParameter(parameter));
  5.   verify(adaptee).resolveArgument(parameter, webRequest);
  6. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test(expected = IllegalStateException.class)
  2. public void resolveArgumentUnresolved() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn(WebArgumentResolver.UNRESOLVED);
  4.   adapter.resolveArgument(parameter, null, webRequest, null);
  5. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test(expected = IllegalStateException.class)
  2. public void resolveArgumentWrongType() throws Exception {
  3.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn("Foo");
  4.   adapter.resolveArgument(parameter, null, webRequest, null);
  5. }

代码示例来源：origin: spring-projects/spring-framework

  1. @Test
  2. public void resolveArgument() throws Exception {
  3.   int expected = 42;
  4.   given(adaptee.resolveArgument(parameter, webRequest)).willReturn(expected);
  5.   Object result = adapter.resolveArgument(parameter, null, webRequest, null);
  6.   assertEquals("Invalid result", expected, result);
  7. }

代码示例来源：origin: philwebb/springfaces

  1. public boolean matches(NativeWebRequest request, MethodParameter methodParameter) {
  2.     if (this.webArgumentResolvers != null) {
  3.       for (WebArgumentResolver resolver : this.webArgumentResolvers) {
  4.         try {
  5.           if (resolver.resolveArgument(methodParameter, request) != WebArgumentResolver.UNRESOLVED) {
  6.             return true;
  7.           }
  8.         } catch (Exception e) {
  9.           throw new IllegalStateException(e);
  10.         }
  11.       }
  12.     }
  13.     return false;
  14.   }
  15. }

代码示例来源：origin: org.parancoe/parancoe-web

  1. protected Object resolveCommonArgument(MethodParameter methodParameter,
  2.     NativeWebRequest webRequest)
  3.     throws Exception {
  4.   if (this.customArgumentResolvers != null) {
  5.     for (WebArgumentResolver argumentResolver : this.customArgumentResolvers) {
  6.       Object value = argumentResolver.resolveArgument(methodParameter,
  7.           webRequest);
  8.       if (value != WebArgumentResolver.UNRESOLVED) {
  9.         return value;
  10.       }
  11.     }
  12.   }
  13.   return resolveStandardArgument(methodParameter.getParameterType(),
  14.       webRequest);
  15. }

代码示例来源：origin: org.apache.servicemix.bundles/org.apache.servicemix.bundles.spring-web

  1. /**
  2.  * Delegate to the {@link WebArgumentResolver} instance.
  3.  * @throws IllegalStateException if the resolved value is not assignable
  4.  * to the method parameter.
  5.  */
  6. @Override
  7. @Nullable
  8. public Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer,
  9.     NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception {
  10.   Class<?> paramType = parameter.getParameterType();
  11.   Object result = this.adaptee.resolveArgument(parameter, webRequest);
  12.   if (result == WebArgumentResolver.UNRESOLVED || !ClassUtils.isAssignableValue(paramType, result)) {
  13.     throw new IllegalStateException(
  14.         "Standard argument type [" + paramType.getName() + "] in method " + parameter.getMethod() +
  15.         "resolved to incompatible value of type [" + (result != null ? result.getClass() : null) +
  16.         "]. Consider declaring the argument type in a less specific fashion.");
  17.   }
  18.   return result;
  19. }

代码示例来源：origin: apache/servicemix-bundles

  1. /**
  2.  * Delegate to the {@link WebArgumentResolver} instance.
  3.  * @throws IllegalStateException if the resolved value is not assignable
  4.  * to the method parameter.
  5.  */
  6. @Override
  7. @Nullable
  8. public Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer,
  9.     NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception {
  10.   Class<?> paramType = parameter.getParameterType();
  11.   Object result = this.adaptee.resolveArgument(parameter, webRequest);
  12.   if (result == WebArgumentResolver.UNRESOLVED || !ClassUtils.isAssignableValue(paramType, result)) {
  13.     throw new IllegalStateException(
  14.         "Standard argument type [" + paramType.getName() + "] in method " + parameter.getMethod() +
  15.         "resolved to incompatible value of type [" + (result != null ? result.getClass() : null) +
  16.         "]. Consider declaring the argument type in a less specific fashion.");
  17.   }
  18.   return result;
  19. }

代码示例来源：origin: apache/servicemix-bundles

  1. protected Object resolveCommonArgument(MethodParameter methodParameter, NativeWebRequest webRequest)
  2.     throws Exception {
  3.   // Invoke custom argument resolvers if present...
  4.   if (this.customArgumentResolvers != null) {
  5.     for (WebArgumentResolver argumentResolver : this.customArgumentResolvers) {
  6.       Object value = argumentResolver.resolveArgument(methodParameter, webRequest);
  7.       if (value != WebArgumentResolver.UNRESOLVED) {
  8.         return value;
  9.       }
  10.     }
  11.   }
  12.   // Resolution of standard parameter types...
  13.   Class<?> paramType = methodParameter.getParameterType();
  14.   Object value = resolveStandardArgument(paramType, webRequest);
  15.   if (value != WebArgumentResolver.UNRESOLVED && !ClassUtils.isAssignableValue(paramType, value)) {
  16.     throw new IllegalStateException("Standard argument type [" + paramType.getName() +
  17.         "] resolved to incompatible value of type [" + (value != null ? value.getClass() : null) +
  18.         "]. Consider declaring the argument type in a less specific fashion.");
  19.   }
  20.   return value;
  21. }

代码示例来源：origin: org.apache.servicemix.bundles/org.apache.servicemix.bundles.spring-web

  1. /**
  2.  * Actually resolve the value and check the resolved value is not
  3.  * {@link WebArgumentResolver#UNRESOLVED} absorbing _any_ exceptions.
  4.  */
  5. @Override
  6. public boolean supportsParameter(MethodParameter parameter) {
  7.   try {
  8.     NativeWebRequest webRequest = getWebRequest();
  9.     Object result = this.adaptee.resolveArgument(parameter, webRequest);
  10.     if (result == WebArgumentResolver.UNRESOLVED) {
  11.       return false;
  12.     }
  13.     else {
  14.       return ClassUtils.isAssignableValue(parameter.getParameterType(), result);
  15.     }
  16.   }
  17.   catch (Exception ex) {
  18.     // ignore (see class-level doc)
  19.     logger.debug("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
  20.     return false;
  21.   }
  22. }

代码示例来源：origin: apache/servicemix-bundles

  1. /**
  2.  * Actually resolve the value and check the resolved value is not
  3.  * {@link WebArgumentResolver#UNRESOLVED} absorbing _any_ exceptions.
  4.  */
  5. @Override
  6. public boolean supportsParameter(MethodParameter parameter) {
  7.   try {
  8.     NativeWebRequest webRequest = getWebRequest();
  9.     Object result = this.adaptee.resolveArgument(parameter, webRequest);
  10.     if (result == WebArgumentResolver.UNRESOLVED) {
  11.       return false;
  12.     }
  13.     else {
  14.       return ClassUtils.isAssignableValue(parameter.getParameterType(), result);
  15.     }
  16.   }
  17.   catch (Exception ex) {
  18.     // ignore (see class-level doc)
  19.     logger.debug("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
  20.     return false;
  21.   }
  22. }

代码示例来源：origin: org.springframework/org.springframework.web.portlet

  1. /**
  2.  * Resolves common method arguments. Delegates to registered
  3.  * {@link #setCustomArgumentResolver argumentResolvers} first,
  4.  * then checking {@link #resolveStandardArgument}.
  5.  * @param methodParameter the method parameter
  6.  * @param webRequest the request
  7.  * @param thrownException the exception thrown
  8.  * @return the argument value, or {@link org.springframework.web.bind.support.WebArgumentResolver#UNRESOLVED}
  9.  */
  10. protected Object resolveCommonArgument(MethodParameter methodParameter, NativeWebRequest webRequest,
  11.     Exception thrownException) throws Exception {
  12.   // Invoke custom argument resolvers if present...
  13.   if (this.customArgumentResolvers != null) {
  14.     for (WebArgumentResolver argumentResolver : this.customArgumentResolvers) {
  15.       Object value = argumentResolver.resolveArgument(methodParameter, webRequest);
  16.       if (value != WebArgumentResolver.UNRESOLVED) {
  17.         return value;
  18.       }
  19.     }
  20.   }
  21.   // Resolution of standard parameter types...
  22.   Class<?> paramType = methodParameter.getParameterType();
  23.   Object value = resolveStandardArgument(paramType, webRequest, thrownException);
  24.   if (value != WebArgumentResolver.UNRESOLVED && !ClassUtils.isAssignableValue(paramType, value)) {
  25.     throw new IllegalStateException("Standard argument type [" + paramType.getName() +
  26.         "] resolved to incompatible value of type [" + (value != null ? value.getClass() : null) +
  27.         "]. Consider declaring the argument type in a less specific fashion.");
  28.   }
  29.   return value;
  30. }

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