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CloudEventsConfig.java
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CloudEventsConfig.java
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/*
* Copyright (c) 2020 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.gateway.service.util.config.endpoints;
import java.util.Set;
import javax.annotation.concurrent.Immutable;
import org.eclipse.ditto.base.model.common.DittoConstants;
import org.eclipse.ditto.internal.utils.config.KnownConfigValue;
import org.apache.pekko.http.javadsl.model.MediaTypes;
/**
* Provides configuration settings for the cloud events endpoint of the Ditto Gateway service.
*/
@Immutable
public interface CloudEventsConfig {
/**
* Returns if an empty data schema is allowed.
*
* @return {@code true} if an empty data schema is allowed {@code false} otherwise.
*/
boolean isEmptySchemaAllowed();
/**
* Returns the allowed data types.
*
* @return The set of allowed data types.
*/
Set<String> getDataTypes();
/**
* An enumeration of the known config path expressions and their associated default values for
* {@code CloudEventsConfig}.
*/
enum CloudEventsConfigValue implements KnownConfigValue {
/**
* Flag if an empty data schema is allowed.
*/
EMPTY_SCHEMA_ALLOWED("empty-schema-allowed", true),
/**
* Set of allowed data types
*/
DATA_TYPES("data-types",
Set.of(MediaTypes.APPLICATION_JSON.toString(), DittoConstants.DITTO_PROTOCOL_CONTENT_TYPE));
private final String path;
private final Object defaultValue;
private CloudEventsConfigValue(final String thePath, final Object theDefaultValue) {
path = thePath;
defaultValue = theDefaultValue;
}
@Override
public Object getDefaultValue() {
return defaultValue;
}
@Override
public String getConfigPath() {
return path;
}
}
}