import org.apache.commons.collections4.CollectionUtils;
import org.openecomp.core.utilities.CommonMethods;
import org.openecomp.core.utilities.json.JsonUtil;
-import org.openecomp.core.utilities.yaml.YamlUtil;
import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
import org.openecomp.core.validation.types.GlobalValidationContext;
import org.openecomp.sdc.common.errors.Messages;
import org.openecomp.sdc.common.utils.SdcCommon;
-import org.openecomp.sdc.datatypes.configuration.ImplementationConfiguration;
import org.openecomp.sdc.datatypes.error.ErrorLevel;
import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
import org.openecomp.sdc.heat.datatypes.model.Environment;
import org.openecomp.sdc.logging.types.LoggerErrorCode;
import org.openecomp.sdc.logging.types.LoggerErrorDescription;
import org.openecomp.sdc.logging.types.LoggerTragetServiceName;
-import org.openecomp.sdc.validation.ResourceValidator;
+import org.openecomp.sdc.tosca.services.YamlUtil;
import java.io.InputStream;
import java.util.Map;