mirror of https://github.com/DanilaFe/abacus
106 lines
2.8 KiB
Java
106 lines
2.8 KiB
Java
package org.nwapw.abacus.config;
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import com.moandjiezana.toml.Toml;
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import com.moandjiezana.toml.TomlWriter;
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import java.io.File;
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import java.io.IOException;
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/**
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* A configuration object, which essentially
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* manages saving, loading, and getting values
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* from the configuration. While Configuration is
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* the data model, this is the interface with it.
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*/
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public class ConfigurationObject {
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/**
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* The writer used to store the configuration.
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*/
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private static final TomlWriter TOML_WRITER = new TomlWriter();
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/**
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* The configuration instance being modeled.
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*/
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private Configuration configuration;
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/**
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* Sets up the ConfigurationObject.
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* different constructors do different things,
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* but they all lead here.
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* @param configuration the configuration to set up with.
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*/
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private void setup(Configuration configuration){
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this.configuration = configuration;
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}
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/**
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* Creates a default configuration.
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* @return the newly created default configuration.
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*/
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private Configuration getDefaultConfig(){
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configuration = new Configuration();
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configuration.numberType = "naive";
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return configuration;
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}
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/**
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* Returns the implementation the user has requested to
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* represent their numbers.
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* @return the implementation name.
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*/
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public String getNumberImplementation() {
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return configuration.numberType;
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}
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/**
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* Saves the ConfigurationObject to the given file.
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* @param toFile the file to save ot.
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* @return true if the save succeed, false if otherwise.
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*/
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public boolean save(File toFile){
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if(toFile.getParentFile() != null) toFile.getParentFile().mkdirs();
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try {
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TOML_WRITER.write(configuration, toFile);
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return true;
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} catch (IOException e) {
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e.printStackTrace();
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}
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return false;
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}
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/**
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* Creates a new configuration object with the given config.
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* @param config the config to use.
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*/
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public ConfigurationObject(Configuration config){
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setup(config);
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}
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/**
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* Create a configuration object by attempting to
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* load a config from the given path, using the
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* default configuration otherwise.
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* @param path the path to attempt to load.
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*/
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public ConfigurationObject(File path){
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Configuration config;
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if(!path.exists()) {
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config = getDefaultConfig();
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} else {
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Toml parse = new Toml();
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parse.read(path);
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config = parse.to(Configuration.class);
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}
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setup(config);
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}
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/**
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* Creates a new configuration object with the
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* default configuration.
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*/
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public ConfigurationObject(){
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setup(getDefaultConfig());
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}
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}
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