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RestServiceUtil.java
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RestServiceUtil.java
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/*
* Copyright (c) 2010-2016 Evolveum
*
* 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.
*/
package com.evolveum.midpoint.model.impl.util;
import com.evolveum.midpoint.model.api.ModelExecuteOptions;
import com.evolveum.midpoint.model.impl.security.SecurityHelper;
import com.evolveum.midpoint.schema.constants.SchemaConstants;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.result.OperationResultStatus;
import com.evolveum.midpoint.security.api.ConnectionEnvironment;
import com.evolveum.midpoint.task.api.Task;
import com.evolveum.midpoint.util.exception.*;
import com.evolveum.midpoint.xml.ns._public.common.common_3.OperationResultType;
import org.apache.cxf.jaxrs.ext.MessageContext;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import java.util.List;
/**
* @author mederly (only copied existing code)
*/
public class RestServiceUtil {
public static final String MESSAGE_PROPERTY_TASK_NAME = "task";
private static final String QUERY_PARAMETER_OPTIONS = "options";
public static final String OPERATION_RESULT_STATUS = "OperationResultStatus";
public static final String OPERATION_RESULT_MESSAGE = "OperationResultMessage";
public static Response handleException(OperationResult result, Exception ex) {
return createErrorResponseBuilder(result, ex).build();
}
public static Response.ResponseBuilder createErrorResponseBuilder(OperationResult result, Exception ex) {
if (ex instanceof ObjectNotFoundException) {
return createErrorResponseBuilder(Response.Status.NOT_FOUND, result);
}
if (ex instanceof CommunicationException || ex instanceof TunnelException) {
return createErrorResponseBuilder(Response.Status.GATEWAY_TIMEOUT, result);
}
if (ex instanceof SecurityViolationException || ex instanceof AuthorizationException) {
return createErrorResponseBuilder(Response.Status.FORBIDDEN, result);
}
if (ex instanceof ConfigurationException) {
return createErrorResponseBuilder(Response.Status.BAD_GATEWAY, result);
}
if (ex instanceof SchemaException
|| ex instanceof NoFocusNameSchemaException
|| ex instanceof ExpressionEvaluationException) {
return createErrorResponseBuilder(Response.Status.BAD_REQUEST, result);
}
if (ex instanceof PolicyViolationException
|| ex instanceof ConsistencyViolationException
|| ex instanceof ObjectAlreadyExistsException
|| ex instanceof ConcurrencyException) {
return createErrorResponseBuilder(Response.Status.CONFLICT, result);
}
return createErrorResponseBuilder(Response.Status.INTERNAL_SERVER_ERROR, result);
}
public static Response.ResponseBuilder createErrorResponseBuilder(Response.Status status, OperationResult result) {
result.computeStatusIfUnknown();
return createErrorResponseBuilder(status, result.createOperationResultType());
}
public static Response.ResponseBuilder createErrorResponseBuilder(Response.Status status, OperationResultType message) {
return Response.status(status).entity(message);
}
public static ModelExecuteOptions getOptions(UriInfo uriInfo){
List<String> options = uriInfo.getQueryParameters().get(QUERY_PARAMETER_OPTIONS);
return ModelExecuteOptions.fromRestOptions(options);
}
public static Task initRequest(MessageContext mc) {
// No need to audit login. it was already audited during authentication
return (Task) mc.get(MESSAGE_PROPERTY_TASK_NAME);
}
public static void finishRequest(Task task, SecurityHelper securityHelper) {
task.getResult().computeStatus();
ConnectionEnvironment connEnv = new ConnectionEnvironment();
connEnv.setChannel(SchemaConstants.CHANNEL_REST_URI);
connEnv.setSessionId(task.getTaskIdentifier());
securityHelper.auditLogout(connEnv, task);
}
// slightly experimental
public static Response.ResponseBuilder createResultHeaders(Response.ResponseBuilder builder, OperationResult result) {
return builder
.header(OPERATION_RESULT_STATUS, OperationResultStatus.createStatusType(result.getStatus()).value())
.header(OPERATION_RESULT_MESSAGE, result.getMessage());
}
}