*/
package org.codelibs.core.convert;

import java.text.SimpleDateFormat;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Double}.
 *
 * @author higa
 */
public abstract class DoubleConversionUtil {

    /**
     * Do not instantiate.
     */
    protected DoubleConversionUtil() {
    }

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

import org.codelibs.core.exception.SQLRuntimeException;

/**
 * Utility class for {@link PreparedStatement}.
 *
 * @author higa
 */
public abstract class PreparedStatementUtil {

    /**
     * Do not instantiate.
     */
    protected PreparedStatementUtil() {
    }

        } finally {
            Files.deleteIfExists(tempFile);
        }
    }

    public void test_constructor_isProtected() {
        // Verify that ThreadDumpUtil has a protected constructor (utility class pattern)
        try {
            Constructor<ThreadDumpUtil> constructor = ThreadDumpUtil.class.getDeclaredConstructor();

/**
 * Utility class for SMB file copy operations.
 * Provides methods for efficient server-side copying using SMB2 IOCTL operations.
 *
 * @author mbechler
 *
 */
public final class SmbCopyUtil {

    private static final Logger log = LoggerFactory.getLogger(SmbCopyUtil.class);

    /**
     * Private constructor to prevent instantiation of utility class.
     */
    private SmbCopyUtil() {

import jcifs.SmbResourceLocator;

@ExtendWith(MockitoExtension.class)
class SmbEnumerationUtilTest {

    @Mock
    SmbFilenameFilter fnf;

    @Mock
    SmbFileFilter ff;

    // Utility to create a private inner class instance reflectively
    private static Object newPrivateInner(String simpleName, Class<?>[] paramTypes, Object... args) {
        try {

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.concurrent;

import java.util.concurrent.ForkJoinPool;

import org.codelibs.core.log.Logger;

/**
 * Utility for common pool operations.
 */
public abstract class CommonPoolUtil {
    private static final Logger logger = Logger.getLogger(CommonPoolUtil.class);

    protected CommonPoolUtil() {
        // nothing
    }

 *
 * <p>Note that although your APIs should be liberal in what they accept, your methods which
 * <i>return</i> iterables should make every attempt to return ones of the robust variety.
 *
 * <p>This testing utility is not thread-safe.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public final class MinimalIterable<E extends @Nullable Object> implements Iterable<E> {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.graph;

/** A utility class to hold various constants used by the Guava Graph library. */
final class GraphConstants {

  private GraphConstants() {}

  static final int EXPECTED_DEGREE = 2;

  static final int DEFAULT_NODE_COUNT = 10;

 *
 * <p>Note that although your APIs should be liberal in what they accept, your methods which
 * <i>return</i> iterables should make every attempt to return ones of the robust variety.
 *
 * <p>This testing utility is not thread-safe.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public final class MinimalIterable<E extends @Nullable Object> implements Iterable<E> {

 */
package org.codelibs.core.convert;

import java.text.SimpleDateFormat;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Byte}.
 *
 * @author higa
 */
public abstract class ByteConversionUtil {

    /**
     * Do not instantiate.
     */
    protected ByteConversionUtil() {
    }