com.profesorfalken.jsensors.JSensors Maven / Gradle / Ivy

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/*
 * Copyright 2016-2017 Javier Garcia Alonso.
 *
 * Licensed 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 com.profesorfalken.jsensors;

import java.util.HashMap;
import java.util.Map;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.profesorfalken.jsensors.model.components.Components;
import com.profesorfalken.jsensors.standalone.ConsoleOutput;
import com.profesorfalken.jsensors.standalone.GuiOutput;

/**
 * Main class of JSensors. 

 * As library, it provides access to sensors information using a fluent api.
 * 
 * If launched as standalone application it prints in console all the retrieved
 * sensor information.
 * 
 * @author Javier Garcia Alonso
 */
public enum JSensors {

	get;

	private static final Logger LOGGER = LoggerFactory.getLogger(JSensors.class);

	final Map baseConfig;

	private Map usedConfig = null;

	private JSensors() {
		// Load config from file
		baseConfig = SensorsConfig.getConfigMap();
	}

	/**
	 * Updates default config (configurationon jsensors.properties) with a new one
	 * 
	 * @param config
	 *            maps that contains the new config values
	 * @return {@link JSensors} instance
	 */
	public JSensors config(Map config) {
		// Initialise config if necessary
		if (this.usedConfig == null) {
			this.usedConfig = this.baseConfig;
		}

		// Override values
		for (final Map.Entry entry : config.entrySet()) {
			if (LOGGER.isDebugEnabled()) {
				LOGGER.debug(String.format("Overriding config entry %s, %s by %s", entry.getKey(),
						this.usedConfig.get(entry.getKey()), entry.getValue()));
			}
			this.usedConfig.put(entry.getKey(), entry.getValue());
		}

		return this;
	}

	/**
	 * Retrieve all sensors components values. The supported sensors types are:
	 * 

	 * Fan: fan speed
	 * Load: component load %
	 * Temperature: temperature of sensor in C(Centigrader) or F(Farenheit)
	 * depending on system settings
	 * 
	 * 
	 * 
	 * @return {@link Components} object that containt the lists of components
	 */
	public Components components() {
		if (this.usedConfig == null) {
			this.usedConfig = new HashMap();
		}

		Components components = SensorsLocator.get.getComponents(this.usedConfig);

		// Reset config
		this.usedConfig = this.baseConfig;

		return components;
	}

	/**
	 * Standalone entry point
	 * 
	 * @param args program arguments
	 */
	public static void main(String[] args) {
		boolean guiMode = false;
		Map overriddenConfig = new HashMap();
		for (final String arg : args) {
			if ("--debug".equals(arg)) {
				overriddenConfig.put("debugMode", "true");
			}
			if ("--gui".equals(arg)) {
				guiMode = true;
			}
		}

		if (guiMode) {
			GuiOutput.showOutput(overriddenConfig);
		} else {
			ConsoleOutput.showOutput(overriddenConfig);
		}
	}
}