/**
     *
     */
    @Test
    public void testIsArray() {
        assertFalse(ArrayUtil.isArray(null));
        assertFalse(ArrayUtil.isArray("hoge"));
        assertTrue(ArrayUtil.isArray(new Object[] {}));
        assertTrue(ArrayUtil.isArray(new Object[] { "" }));
        assertTrue(ArrayUtil.isArray(new Object[] { "aaa" }));
    }

    /**
     *
     */
    @Test

        private void traverseObjectWithParents(Class<?> cls, Object target) throws ModelInterpolationException {
            if (cls == null) {
                return;
            }

            if (cls.isArray()) {
                evaluateArray(target);
            } else if (isQualifiedForInterpolation(cls)) {
                Field[] fields = FIELDS_BY_CLASS.computeIfAbsent(cls, k -> cls.getDeclaredFields());

    assertTrue(TypeToken.of(Object[].class).isArray());
    assertTrue(TypeToken.of(Object[][].class).isArray());
    assertTrue(TypeToken.of(char[].class).isArray());
    assertTrue(TypeToken.of(char[][].class).isArray());
    assertTrue(TypeToken.of(byte[].class).isArray());
    assertTrue(TypeToken.of(short[].class).isArray());
    assertTrue(TypeToken.of(int[].class).isArray());
    assertTrue(TypeToken.of(long[].class).isArray());

    assertTrue(TypeToken.of(Object[].class).isArray());
    assertTrue(TypeToken.of(Object[][].class).isArray());
    assertTrue(TypeToken.of(char[].class).isArray());
    assertTrue(TypeToken.of(char[][].class).isArray());
    assertTrue(TypeToken.of(byte[].class).isArray());
    assertTrue(TypeToken.of(short[].class).isArray());
    assertTrue(TypeToken.of(int[].class).isArray());
    assertTrue(TypeToken.of(long[].class).isArray());

      }
      final Class<?> returnType = method.getReturnType();
      assertTrue(
          rootLocaleFormat("%s.%s() must return an array.", annotationClass, propertyName),
          returnType.isArray());
      assertSame(
          rootLocaleFormat(
              "%s.%s() must return an array of %s.",
              annotationClass, propertyName, annotationClass.getDeclaringClass()),

      }
      final Class<?> returnType = method.getReturnType();
      assertTrue(
          rootLocaleFormat("%s.%s() must return an array.", annotationClass, propertyName),
          returnType.isArray());
      assertSame(
          rootLocaleFormat(
              "%s.%s() must return an array of %s.",
              annotationClass, propertyName, annotationClass.getDeclaringClass()),

e(n).val(),a)return t;s.push(t)}return s},set:function(e,t){var n,r,i=e.options,o=ce.makeArray(t),a=i.length;while(a--)((r=i[a]).selected=-1<ce.inArray(ce.valHooks.option.get(r),o))&&(n=!0);return n||(e.selectedIndex=-1),o}}}}),ce.each(["radio","checkbox"],function(){ce.valHooks[this]={set:function(e,t){if(Array.isArray(t))return e.checked=-1<ce.inArray(ce(e).val(),t)}},le.checkOn||(ce.valHooks[this].get=function(e){return null===e.getAttribute("value")?"on":e.value})});var Et=ie.location,jt={gu...

     *
     * @param object
     *            オブジェクト
     * @return オブジェクトが配列の場合は{@literal true}。{@literal null}の場合は{@literal false}
     */
    public static boolean isArray(final Object object) {
        return object != null && object.getClass().isArray();
    }

    /**
     * オブジェクトが配列でない場合は{@literal true}を返します。{@literal null}の場合は{@literal true}
     * を返します。
     *
     * @param object

      } else if (value instanceof Map) {
        return ((Map<?, ?>) value).isEmpty();
      } else if (value instanceof Optional) {
        return !((Optional) value).isPresent();
      } else if (value.getClass().isArray()) {
        return Array.getLength(value) == 0;
      }
      return false;
    }

    /**
     * Returns a string in the format specified by {@link MoreObjects#toStringHelper(Object)}.
     *

e(n).val(),a)return t;s.push(t)}return s},set:function(e,t){var n,r,i=e.options,o=ce.makeArray(t),a=i.length;while(a--)((r=i[a]).selected=-1<ce.inArray(ce.valHooks.option.get(r),o))&&(n=!0);return n||(e.selectedIndex=-1),o}}}}),ce.each(["radio","checkbox"],function(){ce.valHooks[this]={set:function(e,t){if(Array.isArray(t))return e.checked=-1<ce.inArray(ce(e).val(),t)}},le.checkOn||(ce.valHooks[this].get=function(e){return null===e.getAttribute("value")?"on":e.value})});var Et=ie.location,jt={gu...