70 lines
1.9 KiB
Java
70 lines
1.9 KiB
Java
package de.swingbe.pg_lct_msg_client.controller;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.SQLException;
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import java.util.Objects;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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public class PgConnection {
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private final String host;
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private final String port;
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private final String db;
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private final String url;
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private final String usr;
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private final String key;
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private Connection connection = null;
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public PgConnection(String host, String port, String db, String usr, String key) {
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this.host = Objects.requireNonNull(host, "host must not be null");
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this.port = Objects.requireNonNull(port, "port must not be null");
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this.db = Objects.requireNonNull(db, "db must not be null");
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this.url = "jdbc:postgresql://" + host + ":" + port + "/" + db;
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this.usr = Objects.requireNonNull(usr, "usr must not be null");
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this.key = Objects.requireNonNull(key, "key must not be null");
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}
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public String getHost() {
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return host;
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}
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public String getPort() {
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return port;
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}
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public String getDb() {
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return db;
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}
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public String getUrl() {
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return url;
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}
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public String getUsr() {
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return usr;
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}
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public String getKey() {
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return key;
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}
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public Connection getConnection() {
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return connection;
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}
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public void setConnection() {
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System.out.println("setConnection() start...");
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if (connection == null) {
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try {
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connection = DriverManager.getConnection(url, usr, key);
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} catch (SQLException e) {
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//TODO handle logging properly
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Logger lgr = Logger.getLogger(PgConnection.class.getName());
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lgr.log(Level.SEVERE, e.getMessage(), e);
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}
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}
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System.out.println("setConnection() done.");
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}
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}
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