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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2019, Nordix Foundation. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.tosca.csar;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.openecomp.sdc.datatypes.error.ErrorMessage;
public interface ToscaMetadata {
/**
* Checks if metadata file is valid.
*
* @return {@code true} if the metadata is valid, {@code false} otherwise
*/
boolean isValid();
/**
* Gets the list of errors occurred during manifest parsing.
*
* @return the list of errors
*/
List<ErrorMessage> getErrors();
/**
* Metadata entries of block_0.
*
* @return a map representing the entries
*/
Map<String, String> getMetaEntries();
/**
* Checks if the entry exists.
*
* @param entry the entry name.
* @return {@code true} if the entry exists, {@code false} otherwise.
*/
boolean hasEntry(String entry);
/**
* Get the entry value if it exists.
*
* @param entry the entry to retrieve the value.
* @return an optional with the entry value if it exists.
*/
Optional<String> getEntry(ToscaMetaEntry entry);
}
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