gndata.lib.config.ProjectConfig.java Source code

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Here is the source code for gndata.lib.config.ProjectConfig.java

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// Copyright (c) 2014, German Neuroinformatics Node (G-Node)
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted under the terms of the BSD License. See
// LICENSE file in the root of the Project.

package gndata.lib.config;

import java.io.IOException;
import java.nio.file.*;
import javafx.beans.property.SimpleStringProperty;

import com.fasterxml.jackson.annotation.JsonIgnore;

/**
 * Project configuration;
 */
public class ProjectConfig extends AbstractConfig {

    public static final Path IN_PROJECT_PATH = Paths.get(".gnode", "settings.json");

    private SimpleStringProperty projectPath = new SimpleStringProperty();
    private SimpleStringProperty name = new SimpleStringProperty();
    private SimpleStringProperty description = new SimpleStringProperty();

    /**
     * Default constructor.
     */
    public ProjectConfig() {
    }

    /**
     * Copy constructor.
     *
     * @param other The config to copy.
     */
    public ProjectConfig(ProjectConfig other) {
        super(other);
        projectPath.set(other.getProjectPath());
        name.set(other.getName());
        description.set(other.getDescription());
    }

    @JsonIgnore
    public String getProjectPath() {
        return projectPath.get();
    }

    public SimpleStringProperty projectPathProperty() {
        return projectPath;
    }

    public void setProjectPath(String projectPath) {
        this.projectPath.set(projectPath);
    }

    public String getName() {
        return name.get();
    }

    public SimpleStringProperty nameProperty() {
        return name;
    }

    public void setName(String name) {
        this.name.set(name);
    }

    public String getDescription() {
        return description.get();
    }

    public SimpleStringProperty descriptionProperty() {
        return description;
    }

    public void setDescription(String description) {
        this.description.set(description);
    }

    /**
     * Loads the project settings from a json file.
     * If the file does not exist, a default configuration is created.
     *
     * @param projectPath   Path to the project config file.
     *
     * @return The loaded configuration.
     *
     * @throws IOException If the loading fails.
     */
    public static ProjectConfig load(String projectPath) throws IOException {
        Path absPath = Paths.get(projectPath).toAbsolutePath().normalize();
        Path filePath = absPath.resolve(IN_PROJECT_PATH);

        if (Files.exists(filePath)) {
            ProjectConfig config = AbstractConfig.load(filePath.toString(), ProjectConfig.class);
            config.setProjectPath(absPath.toString());

            return config;
        } else {
            ProjectConfig config = new ProjectConfig();
            // set defaults here if necessary
            config.setFilePath(filePath.toString());
            config.setProjectPath(absPath.toString());

            config.store();
            return config;
        }
    }

}