org.eclipse.che.ide.flux.liveedit.FluxMessageBuilder.java Source code

Introduction

Here is the source code for org.eclipse.che.ide.flux.liveedit.FluxMessageBuilder.java

Source

/*******************************************************************************
 * Copyright (c) 2012-2016 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.ide.flux.liveedit;

import org.eclipse.che.ide.api.editor.document.Document;
import org.eclipse.che.ide.api.editor.events.DocumentChangeEvent;
import org.eclipse.che.ide.socketio.Message;

import com.google.gwt.core.client.JsonUtils;

/**
 * Che product information constant.
 *
 * @author Randika Navagamuwa
 * @author Sun Seng David TAN
 */
public class FluxMessageBuilder {
    private String fullPath;
    private String addedCharacters;
    private int offset;
    private int removeCharCount;
    private String project;
    private String resource;
    private String username;
    private String channelName;

    public FluxMessageBuilder with(Document document) {
        fullPath = document.getFile().getLocation().toString().substring(1);
        project = fullPath.substring(0, fullPath.indexOf('/'));
        resource = fullPath.substring(fullPath.indexOf('/') + 1);
        return this;
    }

    public FluxMessageBuilder with(DocumentChangeEvent event) {
        return this.with(event.getDocument().getDocument()) //
                .withAddedCharacters(event.getText()) //
                .withOffset(event.getOffset()) //
                .withRemovedCharCount(event.getRemoveCharCount());
    }

    public FluxMessageBuilder withRemovedCharCount(int removeCharCount) {
        this.removeCharCount = removeCharCount;
        return this;
    }

    public FluxMessageBuilder withOffset(int offset) {
        this.offset = offset;
        return this;
    }

    public FluxMessageBuilder withUserName(String userName) {
        this.username = userName;
        return this;
    }

    public FluxMessageBuilder withChannelName(String channelName) {
        this.channelName = channelName;
        return this;
    }

    public FluxMessageBuilder withAddedCharacters(String addedCharacters) {
        this.addedCharacters = JsonUtils.escapeValue(addedCharacters);
        return this;
    }

    public Message buildResourceRequestMessage() {
        String json = "{"//
                + "\"username\":\"" + username + "\","//
                + "\"project\":\"" + project + "\","//
                + "\"resource\":\"" + resource + "\","//
                + "\"channelName\":\"" + channelName + "\"" //
                + "}";

        return new Message().withType("getResourceRequest")//
                .withJsonContent(JsonUtils.unsafeEval(json));
    }

    public Message buildLiveResourceChangeMessage() {
        String json = "{"//
                + "\"username\":\"" + username + "\","//
                + "\"project\":\"" + project + "\","//
                + "\"resource\":\"" + resource + "\"," //
                + "\"channelName\":\"" + channelName + "\"," //
                + "\"offset\":" + offset + "," //
                + "\"removedCharCount\":" + removeCharCount + "," //
                + "\"addedCharacters\": " + addedCharacters //
                + "}";
        return new Message().withType("liveResourceChanged")//
                .withJsonContent(JsonUtils.unsafeEval(json));
    }

    public Message buildLiveCursorOffsetChangeMessage() {
        String json = "{"//
                + "\"username\":\"" + username + "\","//
                + "\"project\":\"" + project + "\","//
                + "\"resource\":\"" + resource + "\"," //
                + "\"channelName\":\"" + channelName + "\"," //
                + "\"offset\":" + offset + "," //
                + "}";
        return new Message().withType("liveCursorOffsetChanged")//
                .withJsonContent(JsonUtils.unsafeEval(json));
    }

}