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Refactor rest core (#1955)

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* remove unused methods
* move mgmt resource dedicated classes to mgmt-resource
* clean up code

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>
This commit is contained in:
Avgustin Marinov
2024-11-06 14:09:20 +02:00
committed by GitHub
parent 57e6d35324
commit 64c7feded3
48 changed files with 516 additions and 638 deletions
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299
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/RestConfiguration.java
View File

@@ -9,15 +9,43 @@
*/
package org.eclipse.hawkbit.rest;
import org.eclipse.hawkbit.rest.exception.ResponseExceptionHandler;
import org.eclipse.hawkbit.rest.filter.ExcludePathAwareShallowETagFilter;
import java.io.IOException;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.validation.ConstraintViolationException;
import jakarta.validation.ValidationException;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.exception.ExceptionUtils;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
import org.eclipse.hawkbit.rest.exception.MessageNotReadableException;
import org.eclipse.hawkbit.rest.exception.MultiPartFileUploadException;
import org.eclipse.hawkbit.rest.json.model.ExceptionInfo;
import org.eclipse.hawkbit.rest.util.FileStreamingFailedException;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.hateoas.config.EnableHypermediaSupport;
import org.springframework.hateoas.config.EnableHypermediaSupport.HypermediaType;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.http.converter.HttpMessageNotReadableException;
import org.springframework.util.AntPathMatcher;
import org.springframework.util.ObjectUtils;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.filter.ShallowEtagHeaderFilter;
import org.springframework.web.method.annotation.HandlerMethodValidationException;
import org.springframework.web.multipart.MultipartException;
/**
* Configuration for Rest api.
@@ -27,8 +55,9 @@ import org.springframework.web.bind.annotation.ControllerAdvice;
public class RestConfiguration {
/**
* {@link ControllerAdvice} for mapping {@link RuntimeException}s from the
* repository to {@link HttpStatus} codes.
* {@link ControllerAdvice} for mapping {@link RuntimeException}s from the repository to {@link HttpStatus} codes.
*
* @return a controller advice for handling exceptions
*/
@Bean
ResponseExceptionHandler responseExceptionHandler() {
@@ -38,17 +67,15 @@ public class RestConfiguration {
/**
* Filter registration bean for spring etag filter.
*
* @return the spring filter registration bean for registering an etag
* filter in the filter chain
* @return the spring filter registration bean for registering an etag filter in the filter chain
*/
@Bean
FilterRegistrationBean<ExcludePathAwareShallowETagFilter> eTagFilter() {
final FilterRegistrationBean<ExcludePathAwareShallowETagFilter> filterRegBean = new FilterRegistrationBean<>();
// Exclude the URLs for downloading artifacts, so no eTag is generated
// in the ShallowEtagHeaderFilter, just using the SH1 hash of the
// artifact itself as 'ETag', because otherwise the file will be copied
// in memory!
// in the ShallowEtagHeaderFilter, just using the SHA1 hash of the
// artifact itself as 'ETag', because otherwise the file will be copied in memory!
filterRegBean.setFilter(new ExcludePathAwareShallowETagFilter(
"/rest/v1/softwaremodules/{smId}/artifacts/{artId}/download",
"/{tenant}/controller/v1/{controllerId}/softwaremodules/{softwareModuleId}/artifacts/**",
@@ -56,4 +83,254 @@ public class RestConfiguration {
return filterRegBean;
}
}
/**
* General controller advice for exception handling.
*/
@Slf4j
@ControllerAdvice
public static class ResponseExceptionHandler {
private static final Map<SpServerError, HttpStatus> ERROR_TO_HTTP_STATUS = new EnumMap<>(SpServerError.class);
private static final HttpStatus DEFAULT_RESPONSE_STATUS = HttpStatus.INTERNAL_SERVER_ERROR;
private static final String MESSAGE_FORMATTER_SEPARATOR = " ";
static {
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_NOT_EXISTS, HttpStatus.NOT_FOUND);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_ALREADY_EXISTS, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_READ_ONLY, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_INVALID_DIRECTION, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_INVALID_FIELD, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_SYNTAX, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_RSQL_PARAM_INVALID_FIELD, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_RSQL_SEARCH_PARAM_SYNTAX, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_INSUFFICIENT_PERMISSION, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_ENCRYPTION_NOT_SUPPORTED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_ENCRYPTION_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_SHA1_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_SHA256_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_MD5_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_DELETE_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_BINARY_DELETED, HttpStatus.GONE);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_LOAD_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_FILE_SIZE_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_STORAGE_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ACTION_NOT_CANCELABLE, HttpStatus.METHOD_NOT_ALLOWED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ACTION_NOT_FORCE_QUITABLE, HttpStatus.METHOD_NOT_ALLOWED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_CREATION_FAILED_MISSING_MODULE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_MODULE_UNSUPPORTED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_TYPE_UNDEFINED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_TENANT_NOT_EXISTS, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ENTITY_LOCKED, HttpStatus.LOCKED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ROLLOUT_ILLEGAL_STATE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_VALUE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_KEY_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_INVALID_TARGET_ADDRESS, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_CONSTRAINT_VIOLATION, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_OPERATION_NOT_SUPPORTED, HttpStatus.GONE);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_CONCURRENT_MODIFICATION, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_MAINTENANCE_SCHEDULE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_ATTRIBUTES_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_AUTO_CONFIRMATION_ALREADY_ACTIVE, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_AUTO_ASSIGN_ACTION_TYPE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_VALUE_CHANGE_NOT_ALLOWED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_MULTIASSIGNMENT_NOT_ENABLED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_NO_WEIGHT_PROVIDED_IN_MULTIASSIGNMENT_MODE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_IN_USE, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_INCOMPATIBLE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_KEY_OR_NAME_REQUIRED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_INCOMPLETE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_LOCKED, HttpStatus.LOCKED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DELETED, HttpStatus.NOT_FOUND);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_STOP_ROLLOUT_FAILED, HttpStatus.LOCKED);
}
/**
* method for handling exception of type AbstractServerRtException. Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information as entity.
*/
@ExceptionHandler(AbstractServerRtException.class)
public ResponseEntity<ExceptionInfo> handleSpServerRtExceptions(final HttpServletRequest request, final Exception ex) {
logRequest(request, ex);
final ExceptionInfo response = createExceptionInfo(ex);
final HttpStatus responseStatus;
if (ex instanceof AbstractServerRtException) {
responseStatus = getStatusOrDefault(((AbstractServerRtException) ex).getError());
} else {
responseStatus = DEFAULT_RESPONSE_STATUS;
}
return new ResponseEntity<>(response, responseStatus);
}
/**
* Method for handling exception of type {@link FileStreamingFailedException} which is thrown in case the streaming of a file failed
* due to an internal server error. As the streaming of the file has already begun, no JSON response but only the ResponseStatus 500
* is returned.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the response status 500
*/
@ExceptionHandler(FileStreamingFailedException.class)
public ResponseEntity<Object> handleFileStreamingFailedException(final HttpServletRequest request, final Exception ex) {
logRequest(request, ex);
log.warn("File streaming failed: {}", ex.getMessage());
return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
}
/**
* Method for handling exception of type HttpMessageNotReadableException and MethodArgumentNotValidException which are thrown in case
* the request body is not well-formed (e.g. syntax failures, missing/invalid parameters) and cannot be deserialized.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information as entity.
*/
@ExceptionHandler({
HttpMessageNotReadableException.class,
MethodArgumentNotValidException.class, HandlerMethodValidationException.class,
IllegalArgumentException.class })
public ResponseEntity<ExceptionInfo> handleExceptionCausedByIncorrectRequestBody(final HttpServletRequest request, final Exception ex) {
logRequest(request, ex);
final ExceptionInfo response = createExceptionInfo(new MessageNotReadableException());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type ConstraintViolationException which is thrown in case the request is rejected due to a
* constraint violation.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information as entity.
*/
@ExceptionHandler(ConstraintViolationException.class)
public ResponseEntity<ExceptionInfo> handleConstraintViolationException(final HttpServletRequest request, final ConstraintViolationException ex) {
logRequest(request, ex);
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getConstraintViolations().stream()
.map(violation -> violation.getPropertyPath() + MESSAGE_FORMATTER_SEPARATOR + violation.getMessage() + ".")
.collect(Collectors.joining(MESSAGE_FORMATTER_SEPARATOR)));
response.setExceptionClass(ex.getClass().getName());
response.setErrorCode(SpServerError.SP_REPO_CONSTRAINT_VIOLATION.getKey());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type ValidationException which is thrown in case the request is rejected due to invalid requests.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information as entity.
*/
@ExceptionHandler(ValidationException.class)
public ResponseEntity<ExceptionInfo> handleValidationException(final HttpServletRequest request, final ValidationException ex) {
logRequest(request, ex);
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getMessage());
response.setExceptionClass(ex.getClass().getName());
response.setErrorCode(SpServerError.SP_REPO_CONSTRAINT_VIOLATION.getKey());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type {@link MultipartException} which is thrown in case the request body is not well-formed and
* cannot be deserialized.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information as entity.
*/
@ExceptionHandler(MultipartException.class)
public ResponseEntity<ExceptionInfo> handleMultipartException(final HttpServletRequest request, final Exception ex) {
logRequest(request, ex);
final List<Throwable> throwables = ExceptionUtils.getThrowableList(ex);
final Throwable responseCause = throwables.get(throwables.size() - 1);
if (ObjectUtils.isEmpty(responseCause.getMessage())) {
log.warn("Request {} lead to MultipartException without root cause message:\n{}", request.getRequestURL(),
ex.getStackTrace());
}
return new ResponseEntity<>(createExceptionInfo(new MultiPartFileUploadException(responseCause)), HttpStatus.BAD_REQUEST);
}
private static HttpStatus getStatusOrDefault(final SpServerError error) {
return ERROR_TO_HTTP_STATUS.getOrDefault(error, DEFAULT_RESPONSE_STATUS);
}
private void logRequest(final HttpServletRequest request, final Exception ex) {
log.debug("Handling exception {} of request {}", ex.getClass().getName(), request.getRequestURL());
}
private ExceptionInfo createExceptionInfo(final Exception ex) {
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getMessage());
response.setExceptionClass(ex.getClass().getName());
if (ex instanceof AbstractServerRtException) {
response.setErrorCode(((AbstractServerRtException) ex).getError().getKey());
response.setInfo(((AbstractServerRtException) ex).getInfo());
}
return response;
}
}
/**
* An {@link ShallowEtagHeaderFilter} with exclusion paths to exclude some paths
* where no ETag header should be generated due that calculating the ETag is an
* expensive operation and the response output need to be copied in memory which
* should be excluded in case of artifact downloads which could be big of size.
*/
static class ExcludePathAwareShallowETagFilter extends ShallowEtagHeaderFilter {
private final String[] excludeAntPaths;
private final AntPathMatcher antMatcher = new AntPathMatcher();
/**
* @param excludeAntPaths
*/
public ExcludePathAwareShallowETagFilter(final String... excludeAntPaths) {
this.excludeAntPaths = excludeAntPaths;
}
@Override
protected void doFilterInternal(final HttpServletRequest request, final HttpServletResponse response, final FilterChain filterChain)
throws ServletException, IOException {
final boolean shouldExclude = shouldExclude(request);
if (shouldExclude) {
filterChain.doFilter(request, response);
} else {
super.doFilterInternal(request, response, filterChain);
}
}
private boolean shouldExclude(final HttpServletRequest request) {
for (final String pattern : excludeAntPaths) {
if (antMatcher.match(request.getContextPath() + pattern, request.getRequestURI())) {
// exclude this request from eTag filter
return true;
}
}
return false;
}
}
}

41
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/data/SortDirection.java
View File

@@ -1,41 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.data;
import org.eclipse.hawkbit.rest.exception.SortParameterUnsupportedDirectionException;
/**
* A definition of possible sorting direction.
*/
public enum SortDirection {
/**
* Ascending.
*/
ASC,
/**
* Descending.
*/
DESC;
/**
* Returns the sort direction for the given name.
*
* @param name the name of the enum
* @return the corresponding enum
* @throws SortParameterUnsupportedDirectionException if there is no matching enum for the specified name
*/
public static SortDirection getByName(final String name) {
try {
return valueOf(name.toUpperCase());
} catch (final IllegalArgumentException ex) {
throw new SortParameterUnsupportedDirectionException();
}
}
}

11
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/exception/MultiPartFileUploadException.java
View File

@@ -9,21 +9,20 @@
*/
package org.eclipse.hawkbit.rest.exception;
import java.io.Serial;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
/**
* Thrown if a multi part exception occurred.
* Thrown if a multipart exception occurred.
*/
public final class MultiPartFileUploadException extends AbstractServerRtException {
@Serial
private static final long serialVersionUID = 1L;
/**
* @param cause for the exception
*/
public MultiPartFileUploadException(final Throwable cause) {
super(cause.getMessage(), SpServerError.SP_ARTIFACT_UPLOAD_FAILED, cause);
}
}
}

262
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/exception/ResponseExceptionHandler.java
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@@ -1,262 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.exception;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.validation.ConstraintViolationException;
import jakarta.validation.ValidationException;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.exception.ExceptionUtils;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
import org.eclipse.hawkbit.rest.json.model.ExceptionInfo;
import org.eclipse.hawkbit.rest.util.FileStreamingFailedException;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.http.converter.HttpMessageNotReadableException;
import org.springframework.util.ObjectUtils;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.method.annotation.HandlerMethodValidationException;
import org.springframework.web.multipart.MultipartException;
/**
* General controller advice for exception handling.
*/
@Slf4j
@ControllerAdvice
public class ResponseExceptionHandler {
private static final Map<SpServerError, HttpStatus> ERROR_TO_HTTP_STATUS = new EnumMap<>(SpServerError.class);
private static final HttpStatus DEFAULT_RESPONSE_STATUS = HttpStatus.INTERNAL_SERVER_ERROR;
private static final String MESSAGE_FORMATTER_SEPARATOR = " ";
static {
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_NOT_EXISTS, HttpStatus.NOT_FOUND);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_ALREADY_EXISTS, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_ENTITY_READ_ONLY, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_INVALID_DIRECTION, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_INVALID_FIELD, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_SORT_PARAM_SYNTAX, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_RSQL_PARAM_INVALID_FIELD, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REST_RSQL_SEARCH_PARAM_SYNTAX, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_INSUFFICIENT_PERMISSION, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_ENCRYPTION_NOT_SUPPORTED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_ENCRYPTION_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_SHA1_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_SHA256_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_UPLOAD_FAILED_MD5_MATCH, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_DELETE_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_BINARY_DELETED, HttpStatus.GONE);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ARTIFACT_LOAD_FAILED, HttpStatus.INTERNAL_SERVER_ERROR);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_FILE_SIZE_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_STORAGE_QUOTA_EXCEEDED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ACTION_NOT_CANCELABLE, HttpStatus.METHOD_NOT_ALLOWED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ACTION_NOT_FORCE_QUITABLE, HttpStatus.METHOD_NOT_ALLOWED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_CREATION_FAILED_MISSING_MODULE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_MODULE_UNSUPPORTED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_TYPE_UNDEFINED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_TENANT_NOT_EXISTS, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ENTITY_LOCKED, HttpStatus.LOCKED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_ROLLOUT_ILLEGAL_STATE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_VALUE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_KEY_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_INVALID_TARGET_ADDRESS, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_CONSTRAINT_VIOLATION, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_OPERATION_NOT_SUPPORTED, HttpStatus.GONE);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_CONCURRENT_MODIFICATION, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_MAINTENANCE_SCHEDULE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_ATTRIBUTES_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_REPO_AUTO_CONFIRMATION_ALREADY_ACTIVE, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_AUTO_ASSIGN_ACTION_TYPE_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_CONFIGURATION_VALUE_CHANGE_NOT_ALLOWED, HttpStatus.FORBIDDEN);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_MULTIASSIGNMENT_NOT_ENABLED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_NO_WEIGHT_PROVIDED_IN_MULTIASSIGNMENT_MODE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_IN_USE, HttpStatus.CONFLICT);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_INCOMPATIBLE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_TARGET_TYPE_KEY_OR_NAME_REQUIRED, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_INVALID, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DS_INCOMPLETE, HttpStatus.BAD_REQUEST);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_LOCKED, HttpStatus.LOCKED);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_DELETED, HttpStatus.NOT_FOUND);
ERROR_TO_HTTP_STATUS.put(SpServerError.SP_STOP_ROLLOUT_FAILED, HttpStatus.LOCKED);
}
/**
* method for handling exception of type AbstractServerRtException. Called
* by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information
* as entity.
*/
@ExceptionHandler(AbstractServerRtException.class)
public ResponseEntity<ExceptionInfo> handleSpServerRtExceptions(final HttpServletRequest request,
final Exception ex) {
logRequest(request, ex);
final ExceptionInfo response = createExceptionInfo(ex);
final HttpStatus responseStatus;
if (ex instanceof AbstractServerRtException) {
responseStatus = getStatusOrDefault(((AbstractServerRtException) ex).getError());
} else {
responseStatus = DEFAULT_RESPONSE_STATUS;
}
return new ResponseEntity<>(response, responseStatus);
}
/**
* Method for handling exception of type
* {@link FileStreamingFailedException} which is thrown in case the
* streaming of a file failed due to an internal server error. As the
* streaming of the file has already begun, no JSON response but only the
* ResponseStatus 500 is returned. Called by the Spring-Framework for
* exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the response status 500
*/
@ExceptionHandler(FileStreamingFailedException.class)
public ResponseEntity<Object> handleFileStreamingFailedException(final HttpServletRequest request,
final Exception ex) {
logRequest(request, ex);
log.warn("File streaming failed: {}", ex.getMessage());
return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
}
/**
* Method for handling exception of type HttpMessageNotReadableException and
* MethodArgumentNotValidException which are thrown in case the request body
* is not well formed (e.g. syntax failures, missing/invalid parameters) and
* cannot be deserialized. Called by the Spring-Framework for exception
* handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information
* as entity.
*/
@ExceptionHandler({
HttpMessageNotReadableException.class,
MethodArgumentNotValidException.class, HandlerMethodValidationException.class,
IllegalArgumentException.class })
public ResponseEntity<ExceptionInfo> handleExceptionCausedByIncorrectRequestBody(final HttpServletRequest request,
final Exception ex) {
logRequest(request, ex);
final ExceptionInfo response = createExceptionInfo(new MessageNotReadableException());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type ConstraintViolationException which
* is thrown in case the request is rejected due to a constraint violation.
* Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information
* as entity.
*/
@ExceptionHandler(ConstraintViolationException.class)
public ResponseEntity<ExceptionInfo> handleConstraintViolationException(final HttpServletRequest request,
final ConstraintViolationException ex) {
logRequest(request, ex);
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getConstraintViolations().stream().map(
violation -> violation.getPropertyPath() + MESSAGE_FORMATTER_SEPARATOR + violation.getMessage() + ".")
.collect(Collectors.joining(MESSAGE_FORMATTER_SEPARATOR)));
response.setExceptionClass(ex.getClass().getName());
response.setErrorCode(SpServerError.SP_REPO_CONSTRAINT_VIOLATION.getKey());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type ValidationException which is thrown
* in case the request is rejected due to invalid requests. Called by the
* Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information
* as entity.
*/
@ExceptionHandler(ValidationException.class)
public ResponseEntity<ExceptionInfo> handleValidationException(final HttpServletRequest request,
final ValidationException ex) {
logRequest(request, ex);
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getMessage());
response.setExceptionClass(ex.getClass().getName());
response.setErrorCode(SpServerError.SP_REPO_CONSTRAINT_VIOLATION.getKey());
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
/**
* Method for handling exception of type {@link MultipartException} which is
* thrown in case the request body is not well formed and cannot be
* deserialized. Called by the Spring-Framework for exception handling.
*
* @param request the Http request
* @param ex the exception which occurred
* @return the entity to be responded containing the exception information
* as entity.
*/
@ExceptionHandler(MultipartException.class)
public ResponseEntity<ExceptionInfo> handleMultipartException(final HttpServletRequest request,
final Exception ex) {
logRequest(request, ex);
final List<Throwable> throwables = ExceptionUtils.getThrowableList(ex);
final Throwable responseCause = throwables.get(throwables.size() - 1);
if (ObjectUtils.isEmpty(responseCause.getMessage())) {
log.warn("Request {} lead to MultipartException without root cause message:\n{}", request.getRequestURL(),
ex.getStackTrace());
}
final ExceptionInfo response = createExceptionInfo(new MultiPartFileUploadException(responseCause));
return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
}
private static HttpStatus getStatusOrDefault(final SpServerError error) {
return ERROR_TO_HTTP_STATUS.getOrDefault(error, DEFAULT_RESPONSE_STATUS);
}
private void logRequest(final HttpServletRequest request, final Exception ex) {
log.debug("Handling exception {} of request {}", ex.getClass().getName(), request.getRequestURL());
}
private ExceptionInfo createExceptionInfo(final Exception ex) {
final ExceptionInfo response = new ExceptionInfo();
response.setMessage(ex.getMessage());
response.setExceptionClass(ex.getClass().getName());
if (ex instanceof AbstractServerRtException) {
response.setErrorCode(((AbstractServerRtException) ex).getError().getKey());
response.setInfo(((AbstractServerRtException) ex).getInfo());
}
return response;
}
}

32
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/exception/SortParameterSyntaxErrorException.java
View File

@@ -1,32 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.exception;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
/**
* Exception used by the REST API in case of invalid sort parameter syntax.
*/
public class SortParameterSyntaxErrorException extends AbstractServerRtException {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* Creates a new SortParameterSyntaxErrorException with
* {@link SpServerError#SP_REST_SORT_PARAM_SYNTAX} error.
*/
public SortParameterSyntaxErrorException() {
super(SpServerError.SP_REST_SORT_PARAM_SYNTAX);
}
}

44
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/exception/SortParameterUnsupportedDirectionException.java
View File

@@ -1,44 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.exception;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
/**
* Exception used by the REST API in case of invalid sort parameter direction
* name.
*/
public class SortParameterUnsupportedDirectionException extends AbstractServerRtException {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* Creates a new SortParameterSyntaxErrorException.
*/
public SortParameterUnsupportedDirectionException() {
super(SpServerError.SP_REST_SORT_PARAM_INVALID_DIRECTION);
}
/**
* Creates a new SortParameterSyntaxErrorException with
* {@link SpServerError#SP_REST_SORT_PARAM_INVALID_DIRECTION} error.
*
* @param cause the cause (which is saved for later retrieval by the
* getCause() method). (A null value is permitted, and indicates
* that the cause is nonexistent or unknown.)
*/
public SortParameterUnsupportedDirectionException(final Throwable cause) {
super(SpServerError.SP_REST_SORT_PARAM_INVALID_DIRECTION, cause);
}
}

45
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/exception/SortParameterUnsupportedFieldException.java
View File

@@ -1,45 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.exception;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
/**
* Exception used by the REST API in case of invalid field name in the sort
* parameter.
*/
public class SortParameterUnsupportedFieldException extends AbstractServerRtException {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* Creates a new SortParameterSyntaxErrorException with
* {@link SpServerError#SP_REST_SORT_PARAM_INVALID_FIELD} error.
*/
public SortParameterUnsupportedFieldException() {
super(SpServerError.SP_REST_SORT_PARAM_INVALID_FIELD);
}
/**
* Creates a new SortParameterSyntaxErrorException with
* {@link SpServerError#SP_REST_SORT_PARAM_INVALID_FIELD} error.
*
* @param cause the cause (which is saved for later retrieval by the
* getCause() method). (A null value is permitted, and indicates
* that the cause is nonexistent or unknown.)
*/
public SortParameterUnsupportedFieldException(final Throwable cause) {
super(SpServerError.SP_REST_SORT_PARAM_INVALID_FIELD, cause);
}
}

60
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/filter/ExcludePathAwareShallowETagFilter.java
View File

@@ -1,60 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.filter;
import java.io.IOException;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.filter.ShallowEtagHeaderFilter;
/**
* An {@link ShallowEtagHeaderFilter} with exclusion paths to exclude some paths
* where no ETag header should be generated due that calculating the ETag is an
* expensive operation and the response output need to be copied in memory which
* should be excluded in case of artifact downloads which could be big of size.
*/
public class ExcludePathAwareShallowETagFilter extends ShallowEtagHeaderFilter {
private final String[] excludeAntPaths;
private final AntPathMatcher antMatcher = new AntPathMatcher();
/**
* @param excludeAntPaths
*/
public ExcludePathAwareShallowETagFilter(final String... excludeAntPaths) {
this.excludeAntPaths = excludeAntPaths;
}
@Override
protected void doFilterInternal(final HttpServletRequest request, final HttpServletResponse response,
final FilterChain filterChain) throws ServletException, IOException {
final boolean shouldExclude = shouldExclude(request);
if (shouldExclude) {
filterChain.doFilter(request, response);
} else {
super.doFilterInternal(request, response, filterChain);
}
}
private boolean shouldExclude(final HttpServletRequest request) {
for (final String pattern : excludeAntPaths) {
if (antMatcher.match(request.getContextPath() + pattern, request.getRequestURI())) {
// exclude this request from eTag filter
return true;
}
}
return false;
}
}

2
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/data/ResponseList.java → hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/json/model/ResponseList.java
View File

@@ -7,7 +7,7 @@
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.data;
package org.eclipse.hawkbit.rest.json.model;
import java.util.Collection;
import java.util.Iterator;

22
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/FileStreamingFailedException.java
View File

@@ -9,6 +9,8 @@
*/
package org.eclipse.hawkbit.rest.util;
import java.io.Serial;
import org.eclipse.hawkbit.exception.AbstractServerRtException;
import org.eclipse.hawkbit.exception.SpServerError;
@@ -17,25 +19,9 @@ import org.eclipse.hawkbit.exception.SpServerError;
*/
public final class FileStreamingFailedException extends AbstractServerRtException {
@Serial
private static final long serialVersionUID = 1L;
/**
* Creates a new FileUploadFailedException with
* {@link SpServerError#SP_ARTIFACT_LOAD_FAILED} error.
*/
public FileStreamingFailedException() {
super(SpServerError.SP_ARTIFACT_LOAD_FAILED);
}
/**
* Constructor with Throwable.
*
* @param cause for the exception
*/
public FileStreamingFailedException(final Throwable cause) {
super(SpServerError.SP_ARTIFACT_LOAD_FAILED, cause);
}
/**
* Constructor with error string.
*
@@ -54,4 +40,4 @@ public final class FileStreamingFailedException extends AbstractServerRtExceptio
public FileStreamingFailedException(final String message, final Throwable cause) {
super(message, SpServerError.SP_ARTIFACT_LOAD_FAILED, cause);
}
}
}

26
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/FileStreamingProgressListener.java
View File

@@ -1,26 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.util;
/**
* Listener for progress on artifact file streaming.
*/
@FunctionalInterface
public interface FileStreamingProgressListener {
/**
* Called multiple times during streaming.
*
* @param requestedBytes requested bytes of the request
* @param shippedBytesSinceLast since the last report
* @param shippedBytesOverall during the request
*/
void progress(long requestedBytes, long shippedBytesSinceLast, long shippedBytesOverall);
}

15
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/FileStreamingUtil.java
View File

@@ -443,4 +443,19 @@ public final class FileStreamingUtil {
}
/**
* Listener for progress on artifact file streaming.
*/
@FunctionalInterface
public interface FileStreamingProgressListener {
/**
* Called multiple times during streaming.
*
* @param requestedBytes requested bytes of the request
* @param shippedBytesSinceLast since the last report
* @param shippedBytesOverall during the request
*/
void progress(long requestedBytes, long shippedBytesSinceLast, long shippedBytesOverall);
}
}

11
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/HttpUtil.java
View File

@@ -11,15 +11,15 @@ package org.eclipse.hawkbit.rest.util;
import java.util.Arrays;
import lombok.AccessLevel;
import lombok.NoArgsConstructor;
/**
* Utility class for the Rest Source API.
*/
@NoArgsConstructor(access = AccessLevel.PRIVATE)
public final class HttpUtil {
private HttpUtil() {
}
/**
* Checks given CSV string for defined match value or wildcard.
*
@@ -32,5 +32,4 @@ public final class HttpUtil {
Arrays.sort(matchValues);
return Arrays.binarySearch(matchValues, toMatch) > -1 || Arrays.binarySearch(matchValues, "*") > -1;
}
}
}

114
hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/SortUtility.java
View File

@@ -1,114 +0,0 @@
/**
* Copyright (c) 2015 Bosch Software Innovations GmbH and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.hawkbit.rest.util;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import org.eclipse.hawkbit.repository.RsqlQueryField;
import org.eclipse.hawkbit.rest.exception.SortParameterSyntaxErrorException;
import org.eclipse.hawkbit.rest.exception.SortParameterUnsupportedDirectionException;
import org.eclipse.hawkbit.rest.exception.SortParameterUnsupportedFieldException;
import org.springframework.data.domain.Sort.Direction;
import org.springframework.data.domain.Sort.Order;
/**
* A utility class for parsing query parameters which define the sorting of
* elements.
*/
public final class SortUtility {
/**
* the delimiter between the field and direction in the sort request.
*/
public static final String DELIMITER_FIELD_DIRECTION = ":";
private static final String DELIMITER_SORT_TUPLE = ",";
/*
* utility constructor private.
*/
private SortUtility() {
}
/**
* Parses the sort string e.g. given in a REST call based on the definition
* of sorting: http://localhost/entity?s=field1:ASC, field2:DESC The fields
* will be split into the keys of the returned map. The direction of the
* sorting will be mapped into the {@link Direction} enum.
*
* @param enumType the class of the enum which the fields in the sort string
* should be related to.
* @param <T> the type of the enumeration which must be derived from
* {@link RsqlQueryField}
* @param sortString the string representation of the query parameters. Might be
* {@code null} or an empty string.
* @return a list which holds the {@link RsqlQueryField} and the specific
* {@link Direction} for them as a tuple. Never {@code null}. In
* case of no sorting parameters an empty map will be returned.
* @throws SortParameterSyntaxErrorException if the sorting query parameter is not well-formed
* @throws SortParameterUnsupportedFieldException if a field name cannot be mapped to the enum type
* @throws SortParameterUnsupportedDirectionException if the given direction is not "ASC" or "DESC"
*/
public static <T extends Enum<T> & RsqlQueryField> List<Order> parse(final Class<T> enumType,
final String sortString) throws SortParameterSyntaxErrorException {
final List<Order> parsedSortings = new ArrayList<>();
// scan the sort tuples e.g. field:direction
if (sortString != null) {
final StringTokenizer tupleTokenizer = new StringTokenizer(sortString, DELIMITER_SORT_TUPLE);
while (tupleTokenizer.hasMoreTokens()) {
final String sortTuple = tupleTokenizer.nextToken().trim();
final StringTokenizer fieldDirectionTokenizer = new StringTokenizer(sortTuple,
DELIMITER_FIELD_DIRECTION);
if (fieldDirectionTokenizer.countTokens() == 2) {
final String fieldName = fieldDirectionTokenizer.nextToken().trim().toUpperCase();
final String sortDirectionStr = fieldDirectionTokenizer.nextToken().trim();
final T identifier = getAttributeIdentifierByName(enumType, fieldName);
final Direction sortDirection = getDirection(sortDirectionStr);
parsedSortings.add(new Order(sortDirection, identifier.getJpaEntityFieldName()));
} else {
throw new SortParameterSyntaxErrorException();
}
}
}
return parsedSortings;
}
/**
* Returns the attribute identifier for the given name.
*
* @param enumType the class of the enum which the fields in the sort string
* should be related to.
* @param name the name of the enum
* @param <T> the type of the enumeration which must be derived from
* {@link RsqlQueryField}
* @return the corresponding enum
* @throws SortParameterUnsupportedFieldException if there is no matching enum for the specified name
*/
private static <T extends Enum<T> & RsqlQueryField> T getAttributeIdentifierByName(final Class<T> enumType,
final String name) {
try {
return Enum.valueOf(enumType, name.toUpperCase());
} catch (final IllegalArgumentException e) {
throw new SortParameterUnsupportedFieldException(e);
}
}
private static Direction getDirection(final String sortDirectionStr) {
try {
return Direction.fromString(sortDirectionStr);
} catch (final IllegalArgumentException e) {
throw new SortParameterUnsupportedDirectionException(e);
}
}
}