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RetrievePolicyImportResponse.java
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RetrievePolicyImportResponse.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.policies.model.signals.commands.query;
import static org.eclipse.ditto.base.model.common.ConditionChecker.checkNotNull;
import java.util.Objects;
import java.util.function.Predicate;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
import org.eclipse.ditto.base.model.common.HttpStatus;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.json.FieldType;
import org.eclipse.ditto.base.model.json.JsonParsableCommandResponse;
import org.eclipse.ditto.base.model.json.JsonSchemaVersion;
import org.eclipse.ditto.base.model.signals.commands.AbstractCommandResponse;
import org.eclipse.ditto.base.model.signals.commands.CommandResponseJsonDeserializer;
import org.eclipse.ditto.json.JsonFactory;
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;
import org.eclipse.ditto.json.JsonValue;
import org.eclipse.ditto.policies.model.PoliciesModelFactory;
import org.eclipse.ditto.policies.model.PolicyId;
import org.eclipse.ditto.policies.model.PolicyImport;
import org.eclipse.ditto.policies.model.signals.commands.PolicyCommandResponse;
/**
* Response to a {@link RetrievePolicyImport} command.
*
* @since 3.1.0
*/
@Immutable
@JsonParsableCommandResponse(type = RetrievePolicyImportResponse.TYPE)
public final class RetrievePolicyImportResponse extends AbstractCommandResponse<RetrievePolicyImportResponse> implements
PolicyQueryCommandResponse<RetrievePolicyImportResponse> {
/**
* Type of this response.
*/
public static final String TYPE = TYPE_PREFIX + RetrievePolicyImport.NAME;
public static final String POLICY_IMPORT = "policyImport";
static final JsonFieldDefinition<String> JSON_IMPORTED_POLICY_ID =
JsonFactory.newStringFieldDefinition("importedPolicyId", FieldType.REGULAR, JsonSchemaVersion.V_2);
static final JsonFieldDefinition<JsonObject> JSON_POLICY_IMPORT =
JsonFactory.newJsonObjectFieldDefinition(POLICY_IMPORT, FieldType.REGULAR, JsonSchemaVersion.V_2);
private static final HttpStatus HTTP_STATUS = HttpStatus.OK;
private static final CommandResponseJsonDeserializer<RetrievePolicyImportResponse> JSON_DESERIALIZER =
CommandResponseJsonDeserializer.newInstance(TYPE,
context -> {
final JsonObject jsonObject = context.getJsonObject();
return new RetrievePolicyImportResponse(
PolicyId.of(jsonObject.getValueOrThrow(PolicyCommandResponse.JsonFields.JSON_POLICY_ID)),
PolicyId.of(jsonObject.getValueOrThrow(JSON_IMPORTED_POLICY_ID)),
jsonObject.getValueOrThrow(JSON_POLICY_IMPORT),
context.getDeserializedHttpStatus(),
context.getDittoHeaders()
);
});
private final PolicyId policyId;
private final PolicyId importedPolicyId;
private final JsonObject policyImport;
private RetrievePolicyImportResponse(final PolicyId policyId,
final PolicyId importedPolicyId,
final JsonObject policyImport,
final HttpStatus statusCode,
final DittoHeaders dittoHeaders) {
super(TYPE, statusCode, dittoHeaders);
this.policyId = checkNotNull(policyId, "policyId");
this.importedPolicyId = checkNotNull(importedPolicyId, "importedPolicyId");
this.policyImport = checkNotNull(policyImport, POLICY_IMPORT);
}
/**
* Creates a response to a {@code RetrievePolicyImport} command.
*
* @param policyId the Policy ID of the retrieved policy import.
* @param policyImport the retrieved Policy import.
* @param dittoHeaders the headers of the preceding command.
* @return the response.
* @throws NullPointerException if any argument is {@code null}.
*/
public static RetrievePolicyImportResponse of(final PolicyId policyId, final PolicyImport policyImport,
final DittoHeaders dittoHeaders) {
return new RetrievePolicyImportResponse(policyId,policyImport.getImportedPolicyId(),
checkNotNull(policyImport, POLICY_IMPORT)
.toJson(dittoHeaders.getSchemaVersion().orElse(policyImport.getLatestSchemaVersion())),
HTTP_STATUS,
dittoHeaders);
}
/**
* Creates a response to a {@code RetrievePolicyImport} command.
*
* @param policyId the Policy ID of the retrieved policy import.
* @param importedPolicyId the imported Policy ID for the PolicyImport to create.
* @param policyImport the retrieved Policy import.
* @param dittoHeaders the headers of the preceding command.
* @return the response.
* @throws NullPointerException if any argument is {@code null}.
*/
public static RetrievePolicyImportResponse of(final PolicyId policyId,
final PolicyId importedPolicyId,
final JsonObject policyImport,
final DittoHeaders dittoHeaders) {
return new RetrievePolicyImportResponse(policyId, importedPolicyId, policyImport, HTTP_STATUS, dittoHeaders);
}
/**
* Creates a response to a {@code RetrievePolicyImport} command from a JSON string.
*
* @param jsonString the JSON string of which the response is to be created.
* @param dittoHeaders the headers of the preceding command.
* @return the response.
* @throws NullPointerException if {@code jsonString} is {@code null}.
* @throws IllegalArgumentException if {@code jsonString} is empty.
* @throws org.eclipse.ditto.json.JsonParseException if the passed in {@code jsonString} was not in the expected
* format.
*/
public static RetrievePolicyImportResponse fromJson(final String jsonString, final DittoHeaders dittoHeaders) {
return fromJson(JsonFactory.newObject(jsonString), dittoHeaders);
}
/**
* Creates a response to a {@code RetrievePolicyImport} command from a JSON object.
*
* @param jsonObject the JSON object of which the response is to be created.
* @param dittoHeaders the headers of the preceding command.
* @return the response.
* @throws NullPointerException if {@code jsonObject} is {@code null}.
* @throws org.eclipse.ditto.json.JsonParseException if the passed in {@code jsonObject} was not in the expected
* format.
*/
public static RetrievePolicyImportResponse fromJson(final JsonObject jsonObject,
final DittoHeaders dittoHeaders) {
return JSON_DESERIALIZER.deserialize(jsonObject, dittoHeaders);
}
/**
* Returns the retrieved Policy import.
*
* @return the retrieved Policy import.
*/
public PolicyImport getPolicyImport() {
return PoliciesModelFactory.newPolicyImport(importedPolicyId, policyImport);
}
@Override
public JsonValue getEntity(final JsonSchemaVersion schemaVersion) {
return policyImport;
}
@Override
public RetrievePolicyImportResponse setEntity(final JsonValue entity) {
checkNotNull(entity, "entity");
return of(policyId, importedPolicyId, entity.asObject(), getDittoHeaders());
}
@Override
public RetrievePolicyImportResponse setDittoHeaders(final DittoHeaders dittoHeaders) {
return of(policyId, importedPolicyId, policyImport, dittoHeaders);
}
@Override
public PolicyId getEntityId() {
return policyId;
}
@Override
public JsonPointer getResourcePath() {
final String path = "/imports/" + importedPolicyId;
return JsonPointer.of(path);
}
@Override
protected void appendPayload(final JsonObjectBuilder jsonObjectBuilder, final JsonSchemaVersion schemaVersion,
final Predicate<JsonField> thePredicate) {
final Predicate<JsonField> predicate = schemaVersion.and(thePredicate);
jsonObjectBuilder.set(PolicyCommandResponse.JsonFields.JSON_POLICY_ID, policyId.toString(), predicate);
jsonObjectBuilder.set(JSON_IMPORTED_POLICY_ID, importedPolicyId.toString(), predicate);
jsonObjectBuilder.set(JSON_POLICY_IMPORT, policyImport, predicate);
}
@Override
protected boolean canEqual(@Nullable final Object other) {
return other instanceof RetrievePolicyImportResponse;
}
@Override
public boolean equals(@Nullable final Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
final RetrievePolicyImportResponse that = (RetrievePolicyImportResponse) o;
return that.canEqual(this) &&
Objects.equals(policyId, that.policyId) &&
Objects.equals(importedPolicyId, that.importedPolicyId) &&
Objects.equals(policyImport, that.policyImport) &&
super.equals(o);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), policyId, importedPolicyId, policyImport);
}
@Override
public String toString() {
return getClass().getSimpleName() + " [" + super.toString() +
", policyId=" + policyId +
", importedPolicyId=" + importedPolicyId +
", policyImport=" + policyImport +
"]";
}
}