forked from Limework/skript-db
104 lines
3.0 KiB
Java
104 lines
3.0 KiB
Java
package com.btk5h.skriptdb.skript;
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import com.btk5h.skriptdb.SkriptDB;
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import com.zaxxer.hikari.HikariDataSource;
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import org.bukkit.event.Event;
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import java.util.HashMap;
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import java.util.Map;
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import ch.njol.skript.Skript;
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import ch.njol.skript.lang.Expression;
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import ch.njol.skript.lang.ExpressionType;
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import ch.njol.skript.lang.SkriptParser;
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import ch.njol.skript.lang.util.SimpleExpression;
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import ch.njol.skript.util.Timespan;
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import ch.njol.util.Kleenean;
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/**
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* Stores the connection information for a data source. This should be saved to a variable in a
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* `script load` event or manually through an effect command.
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*
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* The url format for your database may vary! The example provided uses a MySQL database.
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*
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* @name Data Source
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* @index -1
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* @pattern [the] data(base|[ ]source) [(of|at)] %string% [with [a] [max[imum]] [connection] life[ ]time of %timespan%]"
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* @return datasource
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* @example set {sql} to the database "mysql://localhost:3306/mydatabase?user=admin&password=12345&useSSL=false"
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* @since 0.1.0
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*/
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public class ExprDataSource extends SimpleExpression<HikariDataSource> {
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static {
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Skript.registerExpression(ExprDataSource.class, HikariDataSource.class,
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ExpressionType.COMBINED, "[the] data(base|[ ]source) [(of|at)] %string% " +
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"[with [a] [max[imum]] [connection] life[ ]time of %-timespan%]");
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}
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private static Map<String, HikariDataSource> connectionCache = new HashMap<>();
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private Expression<String> url;
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private Expression<Timespan> maxLifetime;
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@Override
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protected HikariDataSource[] get(Event e) {
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String jdbcUrl = url.getSingle(e);
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if (jdbcUrl == null) {
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return null;
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}
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if (!jdbcUrl.startsWith("jdbc:")) {
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jdbcUrl = "jdbc:" + jdbcUrl;
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}
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if (connectionCache.containsKey(jdbcUrl)) {
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return new HikariDataSource[]{connectionCache.get(jdbcUrl)};
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}
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HikariDataSource ds = new HikariDataSource();
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//allow specifying of own sql driver class name
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if (!SkriptDB.getInstance().getConfig().getString("sql-driver-class-name").equals("default")) {
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ds.setDriverClassName(SkriptDB.getInstance().getConfig().getString("sql-driver-class-name"));
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}
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ds.setJdbcUrl(jdbcUrl);
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if (maxLifetime != null) {
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Timespan l = maxLifetime.getSingle(e);
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if (l != null) {
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ds.setMaxLifetime(l.getMilliSeconds());
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}
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}
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connectionCache.put(jdbcUrl, ds);
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return new HikariDataSource[]{ds};
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}
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@Override
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public boolean isSingle() {
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return true;
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}
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@Override
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public Class<? extends HikariDataSource> getReturnType() {
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return HikariDataSource.class;
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}
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@Override
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public String toString(Event e, boolean debug) {
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return "datasource " + url.toString(e, debug);
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}
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@SuppressWarnings("unchecked")
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@Override
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public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed,
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SkriptParser.ParseResult parseResult) {
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url = (Expression<String>) exprs[0];
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maxLifetime = (Expression<Timespan>) exprs[1];
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return true;
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}
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}
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