com.intellij.psi.util.InheritanceUtil#isInheritor ( )源码实例Demo

/**
 * @param method              the method to compare to.
 * @param containingClassName the name of the class which contiains the
 *                            method.
 * @param returnType          the return type, specify null if any type matches
 * @param methodName          the name the method should have
 * @param parameterTypes      the type of the parameters of the method, specify
 *                            null if any number and type of parameters match or an empty array
 *                            to match zero parameters.
 * @return true, if the specified method matches the specified constraints,
 * false otherwise
 */
public static boolean methodMatches(
  @NotNull PsiMethod method,
  @NonNls @Nullable String containingClassName,
  @Nullable PsiType returnType,
  @NonNls @Nullable String methodName,
  @Nullable List<PsiType> parameterTypes) {
  final String name = method.getName();
  if (methodName != null && !methodName.equals(name)) {
    return false;
  }
  if (parameterTypes != null) {
    final PsiParameterList parameterList = method.getParameterList();
    if (parameterList.getParametersCount() != parameterTypes.size()) {
      return false;
    }
    final PsiParameter[] parameters = parameterList.getParameters();
    for (int i = 0; i < parameters.length; i++) {
      final PsiType type = parameters[i].getType();
      final PsiType parameterType = parameterTypes.get(i);
      if (PsiType.NULL.equals(parameterType)) {
        continue;
      }
      if (parameterType != null && !typesAreEquivalent(type, parameterType)) {
        return false;
      }
    }
  }
  if (returnType != null) {
    final PsiType methodReturnType = method.getReturnType();
    if (!typesAreEquivalent(returnType, methodReturnType)) {
      return false;
    }
  }
  if (containingClassName != null) {
    final PsiClass containingClass = method.getContainingClass();
    return InheritanceUtil.isInheritor(containingClass, containingClassName);
  }
  return true;
}
 

@Contract("null -> false")
public static boolean isIterable(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, CommonClassNames.JAVA_LANG_ITERABLE);
}
 

@Override
public boolean value(PsiElement element) {
    return element instanceof PsiExpression
            && InheritanceUtil.isInheritor(((PsiExpression) element).getType(), CommonClassNames.JAVA_UTIL_MAP);
}
 

@Contract("null -> false")
public static boolean isCollection(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, CommonClassNames.JAVA_UTIL_COLLECTION);
}
 

@Contract("null -> false")
public static boolean isIterator(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, CommonClassNames.JAVA_UTIL_ITERATOR);
}
 

@Contract("null -> false")
public static boolean isCharSequence(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, JAVA_LANG_CHAR_SEQUENCE);
}
 

@Override
public boolean value(PsiElement element) {
    return element instanceof PsiExpression
            && InheritanceUtil.isInheritor(((PsiExpression) element).getType(), CommonClassNames.JAVA_UTIL_MAP);
}
 

@Override
public boolean value(PsiElement element) {
    return element instanceof PsiExpression
            && InheritanceUtil.isInheritor(((PsiExpression) element).getType(), AndroidClassName.VIEW.getClassName());
}
 

@Contract("null -> false")
public static boolean isCollection(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, CommonClassNames.JAVA_UTIL_COLLECTION);
}
 

@Contract("null -> false")
public static boolean isIterator(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, CommonClassNames.JAVA_UTIL_ITERATOR);
}
 

@Contract("null -> false")
public static boolean isCharSequence(@Nullable PsiType type) {
    return type != null && InheritanceUtil.isInheritor(type, JAVA_LANG_CHAR_SEQUENCE);
}
 

@Override
public boolean value(PsiElement element) {
    return InheritanceUtil.isInheritor(((PsiExpression) element).getType(), "java.lang.CharSequence") && !AndroidPostfixTemplatesUtils.isAnnotatedNullable(element);
}