org.eclipse.persistence.internal.helper.Helper.classImplementsInterface()方法的使用及代码示例

x33g5p2x  于2022-01-20 转载在 其他  
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本文整理了Java中org.eclipse.persistence.internal.helper.Helper.classImplementsInterface()方法的一些代码示例，展示了Helper.classImplementsInterface()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。Helper.classImplementsInterface()方法的具体详情如下：
包路径：org.eclipse.persistence.internal.helper.Helper
类名称：Helper
方法名：classImplementsInterface

Helper.classImplementsInterface介绍

[英]INTERNAL: Return whether a Class implements a specific interface, either directly or indirectly (through interface or implementation inheritance).
[中]

代码示例

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * INTERNAL:
  3.  *    Return whether the container policy is valid for the indirection policy.
  4.  * In this case, the container policy MUST be configured
  5.  * for an IndirectContainer.
  6.  */
  7. protected boolean containerPolicyIsValid() {
  8.   if (Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.IndirectContainer_Class)) {
  9.     return true;
  10.   }
  11.   return false;
  12. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * INTERNAL:
  3.  * Return whether the collection has order.
  4.  * SortedSets cannot be indexed, but they are order-sensitive.
  5.  */
  6. public boolean hasOrder() {
  7.   return Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.SortedSet_Class);
  8. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. /**
  2.  * INTERNAL:
  3.  * Return whether the collection has order.
  4.  * SortedSets cannot be indexed, but they are order-sensitive.
  5.  */
  6. public boolean hasOrder() {
  7.   return Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.SortedSet_Class);
  8. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. /**
  2.  * INTERNAL:
  3.  * Validate the container type.
  4.  */
  5. public boolean isValidContainerType(Class containerType) {
  6.   return org.eclipse.persistence.internal.helper.Helper.classImplementsInterface(containerType, getInterfaceType());
  7. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. /**
  2.  * INTERNAL:
  3.  *    Return whether the container policy is valid for the indirection policy.
  4.  * In this case, the container policy MUST be configured
  5.  * for an IndirectContainer.
  6.  */
  7. protected boolean containerPolicyIsValid() {
  8.   if (Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.IndirectContainer_Class)) {
  9.     return true;
  10.   }
  11.   return false;
  12. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * INTERNAL:
  3.  * Validate the container type.
  4.  */
  5. @Override
  6. public boolean isValidContainerType(Class containerType) {
  7.   return Helper.classImplementsInterface(containerType, getInterfaceType());
  8. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * INTERNAL:
  3.  * Return whether the collection has order.
  4.  * SortedSets cannot be indexed, but they are order-sensitive.
  5.  */
  6. public boolean hasOrder() {
  7.   return Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.SortedSet_Class);
  8. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * INTERNAL:
  3.  * Validate the container type.
  4.  */
  5. @Override
  6. public boolean isValidContainerType(Class containerType) {
  7.   return Helper.classImplementsInterface(containerType, getInterfaceType());
  8. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * INTERNAL:
  3.  *    Return whether the container policy is valid for the indirection policy.
  4.  * In this case, the container policy MUST be configured
  5.  * for an IndirectContainer.
  6.  */
  7. protected boolean containerPolicyIsValid() {
  8.   if (Helper.classImplementsInterface(this.getContainerClass(), ClassConstants.IndirectContainer_Class)) {
  9.     return true;
  10.   }
  11.   return false;
  12. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * INTERNAL:
  3.  * Sets a comparator class for this policy to use when instantiating
  4.  * a new SortedSet object.
  5.  */
  6. public void setComparatorClass(Class comparatorClass) {
  7.   if(Helper.classImplementsInterface(comparatorClass, java.util.Comparator.class)){
  8.     m_comparator=(Comparator)Helper.getInstanceFromClass(comparatorClass);
  9.   }else{
  10.     throw ValidationException.invalidComparatorClass(comparatorClass.getName());
  11.   }
  12.   this.comparatorClass=comparatorClass;
  13. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * INTERNAL:
  3.  * Sets a comparator class for this policy to use when instantiating
  4.  * a new SortedSet object.
  5.  */
  6. public void setComparatorClass(Class comparatorClass) {
  7.   if(Helper.classImplementsInterface(comparatorClass, java.util.Comparator.class)){
  8.     m_comparator=(Comparator)Helper.getInstanceFromClass(comparatorClass);
  9.   }else{
  10.     throw ValidationException.invalidComparatorClass(comparatorClass.getName());
  11.   }
  12.   this.comparatorClass=comparatorClass;
  13. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. public void useMapClass(Class concreteMapClass) {
  2.   if (!Helper.classImplementsInterface(concreteMapClass, Map.class)) {
  3.     throw DescriptorException.illegalContainerClass(concreteMapClass);
  4.   }
  5.   this.containerPolicy.setContainerClass(concreteMapClass);
  6. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. /**
  2.  * INTERNAL:
  3.  * Sets a comparator class for this policy to use when instantiating
  4.  * a new SortedSet object.
  5.  */
  6. public void setComparatorClass(Class comparatorClass) {
  7.   if(Helper.classImplementsInterface(comparatorClass, java.util.Comparator.class)){
  8.     m_comparator=(Comparator)Helper.getInstanceFromClass(comparatorClass);
  9.   }else{
  10.     throw ValidationException.invalidComparatorClass(comparatorClass.getName());
  11.   }
  12.   this.comparatorClass=comparatorClass;
  13. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. public void useMapClass(Class concreteMapClass) {
  2.   if (!Helper.classImplementsInterface(concreteMapClass, Map.class)) {
  3.     throw DescriptorException.illegalContainerClass(concreteMapClass);
  4.   }
  5.   this.containerPolicy.setContainerClass(concreteMapClass);
  6. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. public void useMapClass(Class concreteMapClass) {
  2.   if (!Helper.classImplementsInterface(concreteMapClass, Map.class)) {
  3.     throw DescriptorException.illegalContainerClass(concreteMapClass);
  4.   }
  5.   this.containerPolicy.setContainerClass(concreteMapClass);
  6. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * PUBLIC:
  3.  * Configure the mapping to use an instance of the specified container class
  4.  * to hold the target objects.
  5.  * <p>The default container class is java.util.Hashtable.
  6.  * <p>The container class must implements (directly or indirectly) the Map interface.
  7.  * <p>Note: Do not use both useMapClass(Class concreteClass), useTransparentMap().  The last use of one of the two methods will override the previous one.
  8.  */
  9. public void useMapClass(Class concreteClass) {
  10.   if (!Helper.classImplementsInterface(concreteClass, ClassConstants.Map_Class)) {
  11.     throw DescriptorException.illegalContainerClass(concreteClass);
  12.   }
  13.   containerPolicy.setContainerClass(concreteClass);
  14. }

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

  1. /**
  2.  * PUBLIC:
  3.  * Configure the mapping to use an instance of the specified container class
  4.  * to hold the target objects.
  5.  * <p>The default container class is java.util.Hashtable.
  6.  * <p>The container class must implements (directly or indirectly) the Map interface.
  7.  * <p>Note: Do not use both useMapClass(Class concreteClass), useTransparentMap().  The last use of one of the two methods will override the previous one.
  8.  */
  9. public void useMapClass(Class concreteClass) {
  10.   if (!Helper.classImplementsInterface(concreteClass, ClassConstants.Map_Class)) {
  11.     throw DescriptorException.illegalContainerClass(concreteClass);
  12.   }
  13.   containerPolicy.setContainerClass(concreteClass);
  14. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * PUBLIC:
  3.  * Configure the mapping to use an instance of the specified container class
  4.  * to hold the target objects.
  5.  * <p>The default container class is java.util.Hashtable.
  6.  * <p>The container class must implements (directly or indirectly) the Map interface.
  7.  * <p>Note: Do not use both useMapClass(Class concreteClass), useTransparentMap().  The last use of one of the two methods will override the previous one.
  8.  */
  9. @Override
  10. public void useMapClass(Class concreteClass) {
  11.   if (!Helper.classImplementsInterface(concreteClass, ClassConstants.Map_Class)) {
  12.     throw DescriptorException.illegalContainerClass(concreteClass);
  13.   }
  14.   containerPolicy.setContainerClass(concreteClass);
  15. }

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

  1. /**
  2.  * This method will be used to validate the specified class and return it's instance.
  3.  */
  4. protected static Object buildObjectForClass(Class clazz, Class mustBeImplementedInterface) throws IllegalAccessException, PrivilegedActionException,InstantiationException {
  5.   if(clazz!=null && Helper.classImplementsInterface(clazz,mustBeImplementedInterface)){
  6.     if (PrivilegedAccessHelper.shouldUsePrivilegedAccess()){
  7.       return AccessController.doPrivileged(new PrivilegedNewInstanceFromClass(clazz));
  8.     } else {
  9.       return PrivilegedAccessHelper.newInstanceFromClass(clazz);
  10.     }
  11.   } else {
  12.     return null;
  13.   }
  14. }

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

  1. /**
  2.  * INTERNAL:
  3.  * Return whether the type is appropriate for the indirection policy.
  4.  * In this case, the attribute type MUST be
  5.  * compatible with the one specified by the ContainerPolicy
  6.  * (i.e. either the container policy class is a subclass of the
  7.  * declared type [jdk1.1] or the container policy class implements
  8.  * the declared interface [jdk1.2]).
  9.  */
  10. protected boolean typeIsValid(Class declaredType) {
  11.   if (Helper.classIsSubclass(this.getContainerClass(), declaredType)) {
  12.     return true;
  13.   }
  14.   if (Helper.classImplementsInterface(this.getContainerClass(), declaredType)) {
  15.     return true;
  16.   }
  17.   return false;
  18. }

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