public String getInitParameter(final String name) {
            if (SpnegoHttpFilter.Constants.LOGGER_LEVEL.equals(name)) {
                final String logLevel = getProperty(SPNEGO_LOGGER_LEVEL, StringUtil.EMPTY);
                if (StringUtil.isNotBlank(logLevel)) {
                    return logLevel;
                }
                if (logger.isDebugEnabled()) {
                    return "3";
                }

     *         restrictions. Otherwise, the restrictions on the returned range will be empty.
     *         </p>
     *         <p>
     *         The recommended version of the returned version range will be the recommended version of
     *         this version range, provided that ranges falls within the intersected restrictions. If
     *         the restrictions are empty, this version range's recommended version is used if it is not

    public CharSource asCharSource(Charset charset) {
      checkNotNull(charset);
      return CharSource.empty();
    }

    @Override
    public byte[] read() {
      return bytes; // length is 0, no need to clone
    }

    @Override
    public String toString() {
      return "ByteSource.empty()";
    }
  }

  private static final class ConcatenatedByteSource extends ByteSource {

    }

    public FessUser getFessUser() {
        return user;
    }

    public static FessUserBean empty() {
        return new FessUserBean(null) {
            private static final long serialVersionUID = 1L;

            @Override
            public String getUserId() {
                return Constants.EMPTY_USER_ID;

import org.apache.maven.model.Plugin;
import org.apache.maven.model.PluginExecution;
import org.apache.maven.plugin.MojoExecution;

/**
 * A stub implementation that assumes an empty lifecycle to bypass interaction with the plugin manager and to avoid
 * plugin artifact resolution from repositories.
 *
 */
@Deprecated
public class EmptyLifecycleExecutor implements LifecycleExecutor {

    @Override

            String msg = "Cannot register null or empty query: name=" + name + " value=" + value;
            throw new InvalidQueryRegisteredException(msg);
        }
    }

    protected void checkEsInvalidQueryCollection(String name, Collection<?> values) {
        if (values == null || values.isEmpty()) {
            String msg = "Cannot register null or empty query collection: name=" + name + " values=" + values;

    private static OptionalEntity<StopwordsItem> getEntity(final CreateForm form) {
        switch (form.crudMode) {
        case CrudMode.CREATE:
            final StopwordsItem entity = new StopwordsItem(0, StringUtil.EMPTY);
            return OptionalEntity.of(entity);
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

}

func newBucketReplicationStats() *BucketReplicationStats {
	return &BucketReplicationStats{
		Stats: make(map[string]*BucketReplicationStat),
	}
}

// Empty returns true if there are no target stats
func (brs *BucketReplicationStats) Empty() bool {
	return len(brs.Stats) == 0 && brs.ReplicaSize == 0
}

// Clone creates a new BucketReplicationStats copy

	}

	sessionPolicy, err := policy.ParseConfig(bytes.NewReader([]byte(sessionPolicyStr)))
	if err != nil {
		return err
	}

	// Version in policy must not be empty
	if sessionPolicy.Version == "" {
		return errors.New("Version cannot be empty expecting '2012-10-17'")
	}

	policyBuf, err := json.Marshal(sessionPolicy)
	if err != nil {
		return err
	}

            assertEquals("nonexistent is not found.", e.getMessage());
        }
    }

    // Test getScriptEngine with empty string
    public void test_getScriptEngine_emptyString() {
        try {
            scriptEngineFactory.getScriptEngine("");
            fail("Should throw ScriptEngineException for empty string");
        } catch (ScriptEngineException e) {
            assertEquals(" is not found.", e.getMessage());
        }