/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General public static
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General public static License for more details.
*
* You should have received a copy of the GNU Lesser General public static
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.adminshell;
import groovy.sql.TeiidSql;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.SQLXML;
import java.sql.Types;
import java.util.Properties;
import org.teiid.jdbc.TeiidDriver;
import org.teiid.net.TeiidURL;
import org.teiid.script.io.ResultSetReader;
/**
* Extensions of Groovy Sql support, which somewhat bridges the gap to our old adminshell sql logic
*/
public class GroovySqlExtensions {
private static Help help = new Help(GroovySqlExtensions.class);
@Help.Doc(text = "Get a Teiid connection with a URL")
public static TeiidSql connect(
@Help.Doc(text = "url") String url) throws SQLException {
return connect(url, null, null);
}
@Help.Doc(text = "Get a Teiid connection")
public static TeiidSql connect(
@Help.Doc(text = "url") String url,
@Help.Doc(text = "user") String user,
@Help.Doc(text = "password") String password) throws SQLException {
Properties info = new Properties();
if (user != null) {
info.setProperty(TeiidURL.CONNECTION.USER_NAME, user);
}
if (password != null) {
info.setProperty(TeiidURL.CONNECTION.PASSWORD, password);
}
Connection c = TeiidDriver.getInstance().connect(url, info);
if (c == null) {
throw new SQLException("Invalid url " + url);
}
return new TeiidSql(c);
}
@SuppressWarnings("nls")
@Help.Doc(text = "Get a SQL connection using the defaults from connection.properties")
public static TeiidSql connect() throws SQLException {
AdminShell.loadConnectionProperties();
return connect(AdminShell.p.getProperty("jdbc.url", "jdbc:teiid:VDB@mm://localhost:31000"),
AdminShell.p.getProperty("jdbc.user", "admin"), AdminShell.p.getProperty("jdbc.password", "teiid"));
}
@Help.Doc(text = "Alternate row to String method that pretty prints SQL/XML",
moreText = "e.g. sql.eachRow(\"select * from tables\", {row -> println rowToString(row) })")
public static String rowToString(ResultSet results) throws SQLException {
StringBuilder sb = new StringBuilder();
//alternative toString - see GroovyResultSetExtension
int columnCount = results.getMetaData().getColumnCount();
for (int col = 1; col <= columnCount; col++) {
int type = results.getMetaData().getColumnType(col);
if (type == Types.BLOB) {
Object anObj = results.getObject(col);
sb.append(anObj != null ? "BLOB" : "null"); //$NON-NLS-1$ //$NON-NLS-2$
}
else if (type == Types.SQLXML) {
SQLXML xml = results.getSQLXML(col);
sb.append(xml != null ? ResultSetReader.prettyPrint(xml) : "null"); //$NON-NLS-1$
}
else {
String str = results.getString(col);
sb.append(str != null ? str : "null"); //$NON-NLS-1$
}
if (col != columnCount) {
sb.append(" "); //$NON-NLS-1$
}
}
return sb.toString();
}
@Help.Doc(text = "Pretty prints the ResultSetMetadata",
moreText = {"e.g. sql.eachRow(\"select * from tables\", {rsmd -> println resultSetMetaDataToString(rsmd)},",
" {row -> println rowToString(row) })"})
public static String resultSetMetaDataToString(ResultSetMetaData rsmd) throws SQLException {
return ResultSetReader.resultSetMetaDataToString(rsmd, " "); //$NON-NLS-1$
}
@Help.Doc(text = "Show help for all SQL Extension methods")
public static void sqlHelp() {
help.help();
}
@Help.Doc(text = "Show help for the given SQL Extension method")
public static void sqlHelp(
@Help.Doc(text = "method name") String method) {
help.help(method);
}
}