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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.gravitino.client;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.Joiner;
import java.util.List;
import java.util.function.Consumer;
import org.apache.gravitino.dto.responses.ErrorConstants;
import org.apache.gravitino.dto.responses.ErrorResponse;
import org.apache.gravitino.dto.responses.OAuth2ErrorResponse;
import org.apache.gravitino.exceptions.AlreadyExistsException;
import org.apache.gravitino.exceptions.BadRequestException;
import org.apache.gravitino.exceptions.CatalogAlreadyExistsException;
import org.apache.gravitino.exceptions.ConnectionFailedException;
import org.apache.gravitino.exceptions.FilesetAlreadyExistsException;
import org.apache.gravitino.exceptions.GroupAlreadyExistsException;
import org.apache.gravitino.exceptions.IllegalPrivilegeException;
import org.apache.gravitino.exceptions.MetalakeAlreadyExistsException;
import org.apache.gravitino.exceptions.NoSuchCatalogException;
import org.apache.gravitino.exceptions.NoSuchFilesetException;
import org.apache.gravitino.exceptions.NoSuchGroupException;
import org.apache.gravitino.exceptions.NoSuchMetadataObjectException;
import org.apache.gravitino.exceptions.NoSuchMetalakeException;
import org.apache.gravitino.exceptions.NoSuchPartitionException;
import org.apache.gravitino.exceptions.NoSuchRoleException;
import org.apache.gravitino.exceptions.NoSuchSchemaException;
import org.apache.gravitino.exceptions.NoSuchTableException;
import org.apache.gravitino.exceptions.NoSuchTagException;
import org.apache.gravitino.exceptions.NoSuchTopicException;
import org.apache.gravitino.exceptions.NoSuchUserException;
import org.apache.gravitino.exceptions.NonEmptySchemaException;
import org.apache.gravitino.exceptions.NotFoundException;
import org.apache.gravitino.exceptions.PartitionAlreadyExistsException;
import org.apache.gravitino.exceptions.RESTException;
import org.apache.gravitino.exceptions.RoleAlreadyExistsException;
import org.apache.gravitino.exceptions.SchemaAlreadyExistsException;
import org.apache.gravitino.exceptions.TableAlreadyExistsException;
import org.apache.gravitino.exceptions.TagAlreadyAssociatedException;
import org.apache.gravitino.exceptions.TagAlreadyExistsException;
import org.apache.gravitino.exceptions.TopicAlreadyExistsException;
import org.apache.gravitino.exceptions.UnauthorizedException;
import org.apache.gravitino.exceptions.UserAlreadyExistsException;
/**
* Utility class providing error handling for REST requests and specific to Metalake errors.
*
* It also includes utility methods to format error messages and convert stack traces to strings.
*/
public class ErrorHandlers {
/**
* Creates an error handler specific to Metalake operations.
*
* @return A Consumer representing the Metalake error handler.
*/
public static Consumer metalakeErrorHandler() {
return MetalakeErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Catalog operations.
*
* @return A Consumer representing the Catalog error handler.
*/
public static Consumer catalogErrorHandler() {
return CatalogErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Schema operations.
*
* @return A Consumer representing the Schema error handler.
*/
public static Consumer schemaErrorHandler() {
return SchemaErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Table operations.
*
* @return A Consumer representing the Table error handler.
*/
public static Consumer tableErrorHandler() {
return TableErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Partition operations.
*
* @return A Consumer representing the Partition error handler.
*/
public static Consumer partitionErrorHandler() {
return PartitionErrorHandler.INSTANCE;
}
/**
* Creates a generic error handler for REST requests.
*
* @return A Consumer representing the generic REST error handler.
*/
public static Consumer restErrorHandler() {
return RestErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to OAuth2 requests.
*
* @return A Consumer representing the OAuth2 error handler.
*/
public static Consumer oauthErrorHandler() {
return OAuthErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Fileset operations.
*
* @return A Consumer representing the Fileset error handler.
*/
public static Consumer filesetErrorHandler() {
return FilesetErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Topic operations.
*
* @return A Consumer representing the Topic error handler.
*/
public static Consumer topicErrorHandler() {
return TopicErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to User operations.
*
* @return A Consumer representing the User error handler.
*/
public static Consumer userErrorHandler() {
return UserErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Group operations.
*
* @return A Consumer representing the Group error handler.
*/
public static Consumer groupErrorHandler() {
return GroupErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Role operations.
*
* @return A Consumer representing the Role error handler.
*/
public static Consumer roleErrorHandler() {
return RoleErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to permission operations.
*
* @return A Consumer representing the permission error handler.
*/
public static Consumer permissionOperationErrorHandler() {
return PermissionOperationErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Tag operations.
*
* @return A Consumer representing the Tag error handler.
*/
public static Consumer tagErrorHandler() {
return TagErrorHandler.INSTANCE;
}
/**
* Creates an error handler specific to Owner operations.
*
* @return A Consumer representing the Owner error handler.
*/
public static Consumer ownerErrorHandler() {
return OwnerErrorHandler.INSTANCE;
}
private ErrorHandlers() {}
/**
* Converts a list of stack trace elements to a formatted string with line breaks.
*
* @param stack The list of stack trace elements to be converted.
* @return A formatted string representing the stack trace.
*/
private static String getStackString(List stack) {
if (stack == null || stack.isEmpty()) {
return "";
} else {
Joiner eol = Joiner.on("\n");
return eol.join(stack);
}
}
/**
* Formats the error message along with the stack trace, if available.
*
* @param errorResponse The ErrorResponse object containing the error message and stack trace.
* @return A formatted error message string.
*/
private static String formatErrorMessage(ErrorResponse errorResponse) {
String message = errorResponse.getMessage();
String stack = getStackString(errorResponse.getStack());
if (stack.isEmpty()) {
return message;
} else {
return String.format("%s%n%s", message, stack);
}
}
/** Error handler specific to Partition operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class PartitionErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new PartitionErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchSchemaException.class.getSimpleName())) {
throw new NoSuchSchemaException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchTableException.class.getSimpleName())) {
throw new NoSuchTableException(errorMessage);
} else if (errorResponse
.getType()
.equals(NoSuchPartitionException.class.getSimpleName())) {
throw new NoSuchPartitionException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new PartitionAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Table operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class TableErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new TableErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchSchemaException.class.getSimpleName())) {
throw new NoSuchSchemaException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchTableException.class.getSimpleName())) {
throw new NoSuchTableException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new TableAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Schema operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class SchemaErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new SchemaErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchCatalogException.class.getSimpleName())) {
throw new NoSuchCatalogException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchSchemaException.class.getSimpleName())) {
throw new NoSuchSchemaException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new SchemaAlreadyExistsException(errorMessage);
case ErrorConstants.NON_EMPTY_CODE:
throw new NonEmptySchemaException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Catalog operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class CatalogErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new CatalogErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.CONNECTION_FAILED_CODE:
throw new ConnectionFailedException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchCatalogException.class.getSimpleName())) {
throw new NoSuchCatalogException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new CatalogAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Metalake operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class MetalakeErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new MetalakeErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
throw new NoSuchMetalakeException(errorMessage);
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new MetalakeAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** * Error handler specific to OAuth2 requests. */
public static class OAuthErrorHandler extends RestErrorHandler {
private static final ErrorHandler INSTANCE = new OAuthErrorHandler();
/**
* Parses the error response from the server.
*
* @param code The response code indicating the error status.
* @param json The JSON data representing the error response.
* @param mapper The ObjectMapper used to deserialize the JSON data.
* @return An ErrorResponse object representing the error response.
*/
@Override
public ErrorResponse parseResponse(int code, String json, ObjectMapper mapper) {
try {
OAuth2ErrorResponse response = mapper.readValue(json, OAuth2ErrorResponse.class);
return ErrorResponse.oauthError(code, response.getType(), response.getMessage());
} catch (Exception e) {
String errorMsg =
String.format(
"Error code: %d, error message: %s, json string: %s", code, e.getMessage(), json);
return ErrorResponse.unknownError(errorMsg);
}
}
/**
* Accepts the error response and throws an exception based on the error type.
*
* @param errorResponse the input argument
*/
@Override
public void accept(ErrorResponse errorResponse) {
if (errorResponse.getType() != null) {
switch (errorResponse.getType()) {
case OAuth2ClientUtil.INVALID_CLIENT_ERROR:
throw new UnauthorizedException(
"Not authorized: %s: %s", errorResponse.getType(), errorResponse.getMessage());
case OAuth2ClientUtil.INVALID_REQUEST_ERROR:
case OAuth2ClientUtil.INVALID_GRANT_ERROR:
case OAuth2ClientUtil.UNAUTHORIZED_CLIENT_ERROR:
case OAuth2ClientUtil.UNSUPPORTED_GRANT_TYPE_ERROR:
case OAuth2ClientUtil.INVALID_SCOPE_ERROR:
throw new BadRequestException(
"Malformed request: %s: %s", errorResponse.getType(), errorResponse.getMessage());
default:
super.accept(errorResponse);
}
}
super.accept(errorResponse);
}
}
/** Error handler specific to Fileset operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class FilesetErrorHandler extends RestErrorHandler {
private static final FilesetErrorHandler INSTANCE = new FilesetErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchSchemaException.class.getSimpleName())) {
throw new NoSuchSchemaException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchFilesetException.class.getSimpleName())) {
throw new NoSuchFilesetException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new FilesetAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Topic operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class TopicErrorHandler extends RestErrorHandler {
private static final TopicErrorHandler INSTANCE = new TopicErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchSchemaException.class.getSimpleName())) {
throw new NoSuchSchemaException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchTopicException.class.getSimpleName())) {
throw new NoSuchTopicException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new TopicAlreadyExistsException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to User operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class UserErrorHandler extends RestErrorHandler {
private static final UserErrorHandler INSTANCE = new UserErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchUserException.class.getSimpleName())) {
throw new NoSuchUserException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new UserAlreadyExistsException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Group operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class GroupErrorHandler extends RestErrorHandler {
private static final GroupErrorHandler INSTANCE = new GroupErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchGroupException.class.getSimpleName())) {
throw new NoSuchGroupException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new GroupAlreadyExistsException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Role operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class RoleErrorHandler extends RestErrorHandler {
private static final RoleErrorHandler INSTANCE = new RoleErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
if (errorResponse.getType().equals(IllegalPrivilegeException.class.getSimpleName())) {
throw new IllegalPrivilegeException(errorMessage);
} else {
throw new IllegalArgumentException(errorMessage);
}
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchRoleException.class.getSimpleName())) {
throw new NoSuchRoleException(errorMessage);
} else if (errorResponse
.getType()
.equals(NoSuchMetadataObjectException.class.getSimpleName())) {
throw new NoSuchMetadataObjectException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
throw new RoleAlreadyExistsException(errorMessage);
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Permission operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class PermissionOperationErrorHandler extends RestErrorHandler {
private static final PermissionOperationErrorHandler INSTANCE =
new PermissionOperationErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
if (errorResponse.getType().equals(IllegalPrivilegeException.class.getSimpleName())) {
throw new IllegalPrivilegeException(errorMessage);
} else {
throw new IllegalArgumentException(errorMessage);
}
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchUserException.class.getSimpleName())) {
throw new NoSuchUserException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchGroupException.class.getSimpleName())) {
throw new NoSuchGroupException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchRoleException.class.getSimpleName())) {
throw new NoSuchRoleException(errorMessage);
} else if (errorResponse
.getType()
.equals(NoSuchMetadataObjectException.class.getSimpleName())) {
throw new NoSuchMetadataObjectException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Tag operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class TagErrorHandler extends RestErrorHandler {
private static final TagErrorHandler INSTANCE = new TagErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetalakeException.class.getSimpleName())) {
throw new NoSuchMetalakeException(errorMessage);
} else if (errorResponse.getType().equals(NoSuchTagException.class.getSimpleName())) {
throw new NoSuchTagException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.ALREADY_EXISTS_CODE:
if (errorResponse.getType().equals(TagAlreadyExistsException.class.getSimpleName())) {
throw new TagAlreadyExistsException(errorMessage);
} else if (errorResponse
.getType()
.equals(TagAlreadyAssociatedException.class.getSimpleName())) {
throw new TagAlreadyAssociatedException(errorMessage);
} else {
throw new AlreadyExistsException(errorMessage);
}
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Error handler specific to Owner operations. */
@SuppressWarnings("FormatStringAnnotation")
private static class OwnerErrorHandler extends RestErrorHandler {
private static final OwnerErrorHandler INSTANCE = new OwnerErrorHandler();
@Override
public void accept(ErrorResponse errorResponse) {
String errorMessage = formatErrorMessage(errorResponse);
switch (errorResponse.getCode()) {
case ErrorConstants.ILLEGAL_ARGUMENTS_CODE:
throw new IllegalArgumentException(errorMessage);
case ErrorConstants.NOT_FOUND_CODE:
if (errorResponse.getType().equals(NoSuchMetadataObjectException.class.getSimpleName())) {
throw new NoSuchMetadataObjectException(errorMessage);
} else {
throw new NotFoundException(errorMessage);
}
case ErrorConstants.UNSUPPORTED_OPERATION_CODE:
throw new UnsupportedOperationException(errorMessage);
case ErrorConstants.INTERNAL_ERROR_CODE:
throw new RuntimeException(errorMessage);
default:
super.accept(errorResponse);
}
}
}
/** Generic error handler for REST requests. */
private static class RestErrorHandler extends ErrorHandler {
private static final ErrorHandler INSTANCE = new RestErrorHandler();
@Override
public ErrorResponse parseResponse(int code, String json, ObjectMapper mapper) {
try {
return mapper.readValue(json, ErrorResponse.class);
} catch (Exception e) {
String errorMsg =
String.format(
"Error code: %d, error message: %s, json string: %s", code, e.getMessage(), json);
return ErrorResponse.unknownError(errorMsg);
}
}
@Override
public void accept(ErrorResponse errorResponse) {
throw new RESTException("Unable to process: %s", formatErrorMessage(errorResponse));
}
}
}