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2337a446a5
Fixes SMACK-933.
103 lines
3.1 KiB
Java
103 lines
3.1 KiB
Java
/**
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*
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* Copyright 2023 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.commands;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smackx.commands.packet.AdHocCommandData;
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import org.jivesoftware.smackx.xdata.form.FillableForm;
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import org.jivesoftware.smackx.xdata.packet.DataForm;
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// TODO: Make this a sealed class once Smack is Java 17 or higher.
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public abstract class AdHocCommandResult {
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private final AdHocCommandData response;
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private final boolean completed;
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private AdHocCommandResult(AdHocCommandData response, boolean completed) {
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this.response = response;
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this.completed = completed;
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}
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public final AdHocCommandData getResponse() {
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return response;
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}
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public final boolean isCompleted() {
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return completed;
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}
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public StatusExecuting asExecutingOrThrow() {
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if (this instanceof StatusExecuting)
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return (StatusExecuting) this;
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throw new IllegalStateException();
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}
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public StatusCompleted asCompletedOrThrow() {
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if (this instanceof StatusCompleted)
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return (StatusCompleted) this;
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throw new IllegalStateException();
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}
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public static final class StatusExecuting extends AdHocCommandResult {
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private StatusExecuting(AdHocCommandData response) {
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super(response, false);
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assert response.getStatus() == AdHocCommandData.Status.executing;
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}
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public FillableForm getFillableForm() {
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DataForm form = getResponse().getForm();
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return new FillableForm(form);
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}
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}
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public static final class StatusCompleted extends AdHocCommandResult {
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private StatusCompleted(AdHocCommandData response) {
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super(response, true);
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assert response.getStatus() == AdHocCommandData.Status.completed;
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}
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}
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/**
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* This subclass is only used internally by Smack.
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*/
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@SuppressWarnings("JavaLangClash")
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static final class Error extends AdHocCommandResult {
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private Error(AdHocCommandData response) {
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super(response, false);
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}
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}
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public static AdHocCommandResult from(AdHocCommandData response) {
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IQ.Type iqType = response.getType();
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if (iqType == IQ.Type.error)
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return new Error(response);
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assert iqType == IQ.Type.result;
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switch (response.getStatus()) {
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case executing:
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return new StatusExecuting(response);
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case completed:
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return new StatusCompleted(response);
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default:
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throw new IllegalArgumentException();
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}
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}
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}
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