if (argValue < 0) {
            throw new ClIllegalArgumentException(argName, "ECL0014", asArray(argName));
        }
        if (argValue >= arraySize) {
            throw new ClIllegalArgumentException(argName, "ECL0015", asArray(argName, arraySize));
        }
    }

    /**
     * 引数が不正でないことを表明します。
     *
     * @param argName

    /**
     *
     */
    @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

    public static <T> List<T> toList(final Object array) {
        assertArgumentNotNull("array", array);
        assertArgument("array", array.getClass().isArray(), MessageFormatter.getSimpleMessage("ECL0104", array));

        final int length = Array.getLength(array);
        final List<Object> list = newArrayList(length);
        for (int i = 0; i < length; i++) {
            list.add(Array.get(array, i));
        }

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.log;

import static org.codelibs.core.collection.ArrayUtil.asArray;
import static org.codelibs.core.collection.CollectionsUtil.newHashMap;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

import static org.codelibs.core.collection.ArrayUtil.asArray;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.lang.reflect.Type;

                list.add(resourcesType);
            }
        }
        if (list.isEmpty()) {
            logger.log("WCL0014", rootPackage);
            return EMPTY_ARRAY;
        }
        return list.toArray(new Traverser[list.size()]);
    }

    /**
     * URLを扱う{@link Traverser}を作成して返します。
     * <p>
     * URLのプロトコルが未知の場合は<code>null</code>を返します。
     * </p>
     *

      assertThat(stats.count()).isEqualTo(stream(array).count());
      assertEquivalent(stats.mean(), stream(array).average().getAsDouble());
      assertEquivalent(stats.sum(), stream(array).sum());
      assertEquivalent(stats.max(), stream(array).max().getAsDouble());
      assertEquivalent(stats.min(), stream(array).min().getAsDouble());
      // static method on Stats vs on instance method on DoubleStream

    assertThat(TWO_VALUES_STATS.mean()).isWithin(ALLOWED_ERROR).of(TWO_VALUES_MEAN);
    // For datasets of many double values created from an array, we test many combinations of finite
    // and non-finite values:
    for (ManyValues values : ALL_MANY_VALUES) {
      double mean = Stats.of(values.asArray()).mean();
      if (values.hasAnyNaN()) {
        assertWithMessage("mean of " + values).that(mean).isNaN();

    ManyValues(double[] values) {
      this.values = ImmutableList.copyOf(Doubles.asList(values));
    }

    ImmutableList<Double> asIterable() {
      return values;
    }

    double[] asArray() {
      return Doubles.toArray(values);
    }

    boolean hasAnyPositiveInfinity() {
      return Iterables.any(values, Predicates.equalTo(POSITIVE_INFINITY));
    }

    boolean hasAnyNegativeInfinity() {

    ManyValues(double[] values) {
      this.values = ImmutableList.copyOf(Doubles.asList(values));
    }

    ImmutableList<Double> asIterable() {
      return values;
    }

    double[] asArray() {
      return Doubles.toArray(values);
    }

    boolean hasAnyPositiveInfinity() {
      return Iterables.any(values, Predicates.equalTo(POSITIVE_INFINITY));
    }

    boolean hasAnyNegativeInfinity() {