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- /*
- * SonarQube
- * Copyright (C) 2009-2020 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- package org.sonar.server.issue;
-
- import java.util.Arrays;
- import java.util.List;
- import javax.annotation.CheckForNull;
- import javax.annotation.Nullable;
- import org.apache.commons.lang.builder.ReflectionToStringBuilder;
-
- import static com.google.common.collect.Lists.newArrayList;
-
- /**
- * @since 3.6
- */
- public class Result<T> {
-
- private T object;
- private final List<Message> errors = newArrayList();
-
- private Result(@Nullable T object) {
- this.object = object;
- }
-
- public static <T> Result<T> of() {
- return new Result<>(null);
- }
-
- public Result<T> set(@Nullable T object) {
- this.object = object;
- return this;
- }
-
- public T get() {
- return object;
- }
-
- public Result<T> addError(String text) {
- return addError(Message.of(text));
- }
-
- public Result<T> addError(Message message) {
- errors.add(message);
- return this;
- }
-
- /**
- * List of error messages. Empty if there are no errors.
- */
- public List<Message> errors() {
- return errors;
- }
-
- /**
- * True if there are no errors.
- */
- public boolean ok() {
- return errors.isEmpty();
- }
-
- public int httpStatus() {
- if (ok()) {
- return 200;
- }
- // TODO support 401, 403 and 500
- return 400;
- }
-
- public static class Message {
- private final String l10nKey;
- private final Object[] l10nParams;
- private final String text;
-
- private Message(@Nullable String l10nKey, @Nullable Object[] l10nParams, @Nullable String text) {
- this.l10nKey = l10nKey;
- this.l10nParams = l10nParams;
- this.text = text;
- }
-
- public static Message of(String text) {
- return new Message(null, null, text);
- }
-
- public static Message ofL10n(String l10nKey, Object... l10nParams) {
- return new Message(l10nKey, l10nParams, null);
- }
-
- @CheckForNull
- public String text() {
- return text;
- }
-
- @CheckForNull
- public String l10nKey() {
- return l10nKey;
- }
-
- @CheckForNull
- public Object[] l10nParams() {
- return l10nParams;
- }
-
- @Override
- public boolean equals(Object o) {
- if (this == o) {
- return true;
- }
- if (o == null || getClass() != o.getClass()) {
- return false;
- }
- Message message = (Message) o;
-
- if ((l10nKey != null) ? !l10nKey.equals(message.l10nKey) : (message.l10nKey != null)) {
- return false;
- }
- // Probably incorrect - comparing Object[] arrays with Arrays.equals
- return Arrays.equals(l10nParams, message.l10nParams) && ((text != null) ? text.equals(message.text) : (message.text == null));
- }
-
- @Override
- public int hashCode() {
- int result = l10nKey != null ? l10nKey.hashCode() : 0;
- result = 31 * result + (l10nParams != null ? Arrays.hashCode(l10nParams) : 0);
- result = 31 * result + (text != null ? text.hashCode() : 0);
- return result;
- }
-
- @Override
- public String toString() {
- return new ReflectionToStringBuilder(this).toString();
- }
- }
- }
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