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ModifySplitBrainResolver.java
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ModifySplitBrainResolver.java
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/*
* Copyright (c) 2022 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.base.service.cluster;
import java.util.function.Predicate;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.json.FieldType;
import org.eclipse.ditto.base.model.json.JsonParsableCommand;
import org.eclipse.ditto.base.model.json.JsonSchemaVersion;
import org.eclipse.ditto.base.model.signals.commands.AbstractCommand;
import org.eclipse.ditto.base.model.signals.commands.CommandJsonDeserializer;
import org.eclipse.ditto.json.JsonField;
import org.eclipse.ditto.json.JsonFieldDefinition;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.json.JsonObjectBuilder;
import org.eclipse.ditto.json.JsonPointer;
@JsonParsableCommand(typePrefix = ModifySplitBrainResolver.PREFIX, name = ModifySplitBrainResolver.NAME)
public final class ModifySplitBrainResolver extends AbstractCommand<ModifySplitBrainResolver> {
private static final JsonFieldDefinition<Boolean> ENABLED =
JsonFieldDefinition.ofBoolean("enabled", FieldType.REGULAR, JsonSchemaVersion.V_2);
static final String PREFIX = "ditto.sbr:";
static final String NAME = "modify";
public static final String TYPE = PREFIX + NAME;
private final boolean enabled;
private ModifySplitBrainResolver(final DittoHeaders dittoHeaders, final boolean enabled) {
super(TYPE, dittoHeaders);
this.enabled = enabled;
}
public boolean isEnabled() {
return enabled;
}
public static ModifySplitBrainResolver fromJson(final JsonObject jsonObject, final DittoHeaders dittoHeaders) {
return new CommandJsonDeserializer<ModifySplitBrainResolver>(TYPE, jsonObject).deserialize(() -> {
final boolean enabled = jsonObject.getValue(ENABLED).orElseThrow();
return new ModifySplitBrainResolver(dittoHeaders, enabled);
});
}
@Override
protected void appendPayload(final JsonObjectBuilder jsonObjectBuilder, final JsonSchemaVersion schemaVersion,
final Predicate<JsonField> predicate) {
jsonObjectBuilder.set(ENABLED, enabled, schemaVersion.and(predicate));
}
@Override
public String getTypePrefix() {
return PREFIX;
}
@Override
public Category getCategory() {
return Category.MODIFY;
}
@Override
public ModifySplitBrainResolver setDittoHeaders(final DittoHeaders dittoHeaders) {
return new ModifySplitBrainResolver(dittoHeaders, enabled);
}
@Override
public JsonPointer getResourcePath() {
return JsonPointer.empty();
}
@Override
public String getResourceType() {
return "sbr";
}
}