Saiku数据库迁移H2迁移到Mysql(二十二)

Saiku数据库迁移H2迁移到Mysql

Saiku默认使用H2数据库来存储saiku的用户与角色信息,我们可以根据角色来做saiku的权限控制,然后将角色分配给用户 ,该用户就会有对应的约束了!

由于项目即将上线,所以需要将数据库从H2迁移到公司的mysql数据库中。

需要更改的源码文件如下:

saiku-webapp项目下的配置文件:

/saiku-webapp/src/main/webapp/WEB-INF/web.xml

/saiku-webapp/src/main/webapp/WEB-INF/applicationContext-spring-security-jdbc.properties

 /saiku-webapp/src/main/webapp/WEB-INF/saiku-beans.properties

saiku-service项目下的Java类:

/saiku-service/src/main/java/org/saiku/database/Database.java

1.更改 /saiku-webapp/src/main/webapp/WEB-INF/web.xml 文件中的参数

db.url      db.user     db.password

记得在10.22.33.44中新建数据库 saiku 哦!

  <context-param>
        <param-name>db.url</param-name>
        <param-value>jdbc:mysql://10.22.33.44:3306/saiku</param-value>
    </context-param>
    <context-param>
        <param-name>db.user</param-name>
        <param-value>root</param-value>
    </context-param>
    <context-param>
        <param-name>db.password</param-name>
        <param-value>root</param-value>
    </context-param>

 

2.更改 /saiku-webapp/src/main/webapp/WEB-INF/applicationContext-spring-security-jdbc.properties 文件中的参数

 jdbcauth.driver    jdbcauth.url   jdbcauth.username  jdbcauth.password

jdbcauth.authoritiesquery=select username, role from user_roles where username =? UNION select '?', \
  'ROLE_USER'
jdbcauth.usernamequery=select u.username,u.password, u.enabled from users u inner join ( \
                   select MAX(USERS.USER_ID) ID, USERS.USERNAME from USERS group by USERS.USERNAME) tm on u.USER_ID =\
                   tm.ID where u.username = ? GROUP BY u.USER_ID
#jdbcauth.driver=org.h2.Driver
#jdbcauth.url=jdbc:h2:../../data/saiku;MODE=MySQL
#jdbcauth.username=sa
#jdbcauth.password=
jdbcauth.driver=com.mysql.jdbc.Driver
jdbcauth.url=jdbc:mysql://10.22.33.44:3306/saiku?autoReconnect=true&useUnicode=true&characterEncoding=utf8
jdbcauth.username=root
jdbcauth.password=root

  

3.更改 /saiku-webapp/src/main/webapp/WEB-INF/saiku-beans.properties 文件中的参数

userdao.driverclass   userdao.url  userdao.username  userdao.password

default.role=ROLE_USER
external.properties.file=${catalina.base}/conf/Catalina/localhost/datasources.properties
webdav.password=sa!kuanalyt!cs
#userdao.driverclass=org.h2.Driver
#userdao.url=jdbc:h2:../../data/saiku;MODE=MySQL
#userdao.username=sa
#userdao.password=
userdao.driverclass=com.mysql.jdbc.Driver
userdao.url=jdbc:mysql://10.22.33.44:3306/saiku?autoReconnect=true&useUnicode=true&characterEncoding=utf8
userdao.username=root
userdao.password=root
logdir=../logs
repoconfig=../../repository/configuration.xml
repodata=../../repository/data
foodmartrepo=../../data
foodmartschema=../../data/FoodMart4.xml
foodmarturl=jdbc:h2:../../data/foodmart;MODE=MySQL
earthquakerepo=../../data
earthquakeschema=../../data/Earthquakes.xml
earthquakeurl=jdbc:h2:../../data/earthquakes;MODE=MySQL
pluginpath=../webapps/ROOT/js/saiku/plugins/
orbis.auth.enabled=false
workspaces=false
repo.type=jackrabbit
repo.host=localhost 
repo.port=8070
repo.username=admin
repo.password=admin
repo.database=saiku

  

4.更改 /saiku-service/src/main/java/org/saiku/database/Database.java 类中的方法,因为H2与mysql的语法会有些区别

4.1 更改 initDB() 方法

  先将  private JdbcDataSource ds;  修改为 private  MysqlDataSource ds;   //将 JdbcDataSource  改为  MysqlDataSource 

//  private JdbcDataSource ds; //comment this line 20190412, for change the default database to mysql
    private MysqlDataSource ds; //add this line 20190412, for change the default database to mysql

 //for change the default database ,change h2 to mysql 2019-04-12
    private void initDB() {
    	 String url = servletContext.getInitParameter("db.url");
         String user = servletContext.getInitParameter("db.user");
         String pword = servletContext.getInitParameter("db.password");
  
         ds = new MysqlDataSource(); // 这里原来是  new  JdbcDataSource();
         ds.setUrl(url);
         ds.setUser(user);
         ds.setPassword(pword);
  
     }

  

4.2 更改 loadUsers() 方法

  //for change the default database ,change h2 to mysql 2019-03-06
    private void loadUsers() throws SQLException {
    	 
        Connection c = ds.getConnection();
 
        Statement statement = c.createStatement();
 
        statement.execute(" CREATE TABLE IF NOT EXISTS log ( time  TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, log  TEXT); ");
        statement.execute(" CREATE TABLE IF NOT EXISTS users(user_id INT(11) NOT NULL AUTO_INCREMENT, " + " username VARCHAR(45) NOT NULL UNIQUE, password VARCHAR(100) NOT NULL, email VARCHAR(100), " + " enabled TINYINT NOT NULL DEFAULT 1, PRIMARY KEY(user_id)); ");
        statement.execute(" CREATE TABLE IF NOT EXISTS user_roles ( " + " user_role_id INT(11) NOT NULL AUTO_INCREMENT,username VARCHAR(45), "  + " user_id INT(11) NOT NULL REFERENCES users(user_id), " + " ROLE VARCHAR(45) NOT NULL, " + " PRIMARY KEY (user_role_id)); ");
 
        ResultSet result = statement.executeQuery("select count(*) as c from log where log = 'insert users'");
 
        result.next();
 
        if (result.getInt("c") == 0) {
 
            statement.execute("INSERT INTO users (username,password,email, enabled) VALUES ('admin','admin', '[email protected]',TRUE);");
            statement.execute("INSERT INTO users (username,password,enabled) VALUES ('smith','smith', TRUE);");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (1, 'admin', 'ROLE_USER');");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (1, 'admin', 'ROLE_ADMIN');");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (2, 'smith', 'ROLE_USER');");
            statement.execute("INSERT INTO log (log) VALUES('insert users');");
        }
 
        String encrypt = servletContext.getInitParameter("db.encryptpassword");
        if (encrypt.equals("true") && !checkUpdatedEncyption()) {
            updateForEncyption();
        }
    }

  

4.3 更改 checkUpdatedEncyption() 方法

 //for change the default database ,change h2 to mysql 2019-03-06
    public boolean checkUpdatedEncyption() throws SQLException{
        Connection c = ds.getConnection();
        Statement statement = c.createStatement();
        ResultSet result = statement.executeQuery("select count(*) as c from log where log = 'update passwords'");
        result.next();
        return result.getInt("c") != 0;
    }

  

4.4 更改 updateForEncyption() 方法

 //for change the default database ,change h2 to mysql 2019-03-06
    public void updateForEncyption() throws SQLException {
 
        Connection c = ds.getConnection();
        Statement statement = c.createStatement();
        statement.execute("ALTER TABLE users MODIFY COLUMN PASSWORD VARCHAR(100) DEFAULT NULL");
        ResultSet result = statement.executeQuery("select username, password from users");
        while (result.next()) {
            statement = c.createStatement();
            String pword = result.getString("password");
            String hashedPassword = passwordEncoder.encode(pword);
            String sql = "UPDATE users " + "SET password = '" + hashedPassword
                    + "' WHERE username = '" + result.getString("username")
                    + "'";
            statement.executeUpdate(sql);
        }
        statement = c.createStatement();
        statement.execute("INSERT INTO log (log) VALUES('update passwords');");
    }
    

 

4.4 更改 init() 方法 注释掉 loadFoodmart() 方法与 loadEarthquakes()方法

    public void init() throws SQLException {
        initDB();
        loadUsers();
       // loadFoodmart();
       // loadEarthquakes();
        loadLegacyDatasources();
        importLicense();
    }

  

以上修改都完成后,可以重新打包编译Saiku了,启动saiku,访问saiku,再回到数据库中就会看到数据库中已经建好了三张表了

user   存储用户以及密码信息

log   存储日志信息

user_roles  存储用户与角色的关系信息

然后接着我们可以试试使用admin登录saiku ,新增用户以及删除用户信息。

不知道为什么第一次我编译成功后,登录saiku想去新增用户,但是新增用户接口没有调通,删除用户接口也报错 NullPointerException

后来我再一次重新打包编译saiku源码,再去访问就又OK了,新增与删除都没有问题!!!  新增的用户也会存到我们定义的saiku库中,删除时数据也会被删除。权限配置好后也是ok的,一切都能正常使用!

至此 saiku数据库从H2到mysql 迁移成功啦!!!

完整的 /saiku-service/src/main/java/org/saiku/database/Database.java 文件如下:

package org.saiku.database;

import org.apache.commons.io.FileUtils;
import org.apache.commons.vfs.FileObject;
import org.apache.commons.vfs.FileSystemManager;
import org.apache.commons.vfs.VFS;

import org.saiku.datasources.datasource.SaikuDatasource;
import org.saiku.service.datasource.IDatasourceManager;
import org.saiku.service.importer.LegacyImporter;
import org.saiku.service.importer.LegacyImporterImpl;
import org.saiku.service.license.Base64Coder;
import org.saiku.service.license.ILicenseUtils;

import org.h2.jdbcx.JdbcDataSource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.net.URL;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;

import javax.servlet.ServletContext;
import javax.sql.DataSource;


/**
 * Created by bugg on 01/05/14.
 */
public class Database {

    @Autowired
    ServletContext servletContext;

    //add this line 20190412, for change the default database to mysql
    private String datasourcetype = "mysql";
    
    private ILicenseUtils licenseUtils;

    private URL repoURL;
    
	public ILicenseUtils getLicenseUtils() {
        return licenseUtils;
    }

    public void setLicenseUtils(ILicenseUtils licenseUtils) {
        this.licenseUtils = licenseUtils;
    }

    private static final int SIZE = 2048;


//    private JdbcDataSource ds; //comment this line 20190412, for change the default database to mysql
    private MysqlDataSource ds; //add this line 20190412, for change the default database to mysql
    private static final Logger log = LoggerFactory.getLogger(Database.class);
    private final BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
    private IDatasourceManager dsm;
    public Database() {

    }

    public void setDatasourceManager(IDatasourceManager dsm) {
        this.dsm = dsm;
    }

    public ServletContext getServletContext() {
        return servletContext;
    }

    public void setServletContext(ServletContext servletContext) {
        this.servletContext = servletContext;
    }

    public void init() throws SQLException {
        initDB();
        loadUsers();
       // loadFoodmart();
       // loadEarthquakes();
        loadLegacyDatasources();
        importLicense();
    }

    /** comment this code to change h2 to mysql
    private void initDB() {
        String url = servletContext.getInitParameter("db.url");
        String user = servletContext.getInitParameter("db.user");
        String pword = servletContext.getInitParameter("db.password");
        ds = new JdbcDataSource();
        ds.setURL(url);
        ds.setUser(user);
        ds.setPassword(pword);
   }
    */
   //for change the default database ,change h2 to mysql 2019-04-12
    private void initDB() {
    	 String url = servletContext.getInitParameter("db.url");
         String user = servletContext.getInitParameter("db.user");
         String pword = servletContext.getInitParameter("db.password");
  
         ds = new MysqlDataSource();
         ds.setUrl(url);
         ds.setUser(user);
         ds.setPassword(pword);
  
     }
   

    private void loadFoodmart() throws SQLException {
        String url = servletContext.getInitParameter("foodmart.url");
        String user = servletContext.getInitParameter("foodmart.user");
        String pword = servletContext.getInitParameter("foodmart.password");
        if(url!=null && !url.equals("${foodmart_url}")) {
            JdbcDataSource ds2 = new JdbcDataSource();
            ds2.setURL(dsm.getFoodmarturl());
            ds2.setUser(user);
            ds2.setPassword(pword);

            Connection c = ds2.getConnection();
            DatabaseMetaData dbm = c.getMetaData();
            ResultSet tables = dbm.getTables(null, null, "account", null);

            if (!tables.next()) {
                // Table exists
                Statement statement = c.createStatement();

                statement.execute("RUNSCRIPT FROM '"+dsm.getFoodmartdir()+"/foodmart_h2.sql'");

                statement.execute("alter table \"time_by_day\" add column \"date_string\" varchar(30);"
                                  + "update \"time_by_day\" "
                                  + "set \"date_string\" = TO_CHAR(\"the_date\", 'yyyy/mm/dd');");
                String schema = null;
                try {
                    schema = readFile(dsm.getFoodmartschema(), StandardCharsets.UTF_8);
                } catch (IOException e) {
                    log.error("Can't read schema file",e);
                }
                try {
                    dsm.addSchema(schema, "/datasources/foodmart4.xml", null);
                } catch (Exception e) {
                    log.error("Can't add schema file to repo", e);
                }
                Properties p = new Properties();
                p.setProperty("driver", "mondrian.olap4j.MondrianOlap4jDriver");
                p.setProperty("location", "jdbc:mondrian:Jdbc=jdbc:h2:"+dsm.getFoodmartdir()+"/foodmart;"+
                "Catalog=mondrian:///datasources/foodmart4.xml;JdbcDrivers=org.h2.Driver");
                p.setProperty("username", "sa");
                p.setProperty("password", "");
                p.setProperty("id", "4432dd20-fcae-11e3-a3ac-0800200c9a66");
                SaikuDatasource ds = new SaikuDatasource("foodmart", SaikuDatasource.Type.OLAP, p);

                try {
                    dsm.addDatasource(ds);
                } catch (Exception e) {
                    log.error("Can't add data source to repo", e);
                }



            } else {
                Statement statement = c.createStatement();

                statement.executeQuery("select 1");
            }
        }
    }

    private void loadEarthquakes() throws SQLException {
        String url = servletContext.getInitParameter("earthquakes.url");
        String user = servletContext.getInitParameter("earthquakes.user");
        String pword = servletContext.getInitParameter("earthquakes.password");

        if (url != null && !url.equals("${earthquake_url}")) {
            JdbcDataSource ds3 = new JdbcDataSource();
            ds3.setURL(dsm.getEarthquakeUrl());
            ds3.setUser(user);
            ds3.setPassword(pword);

            Connection c = ds3.getConnection();
            DatabaseMetaData dbm = c.getMetaData();
            ResultSet tables = dbm.getTables(null, null, "earthquakes", null);
            String schema = null;

            if (!tables.next()) {
                Statement statement = c.createStatement();

                statement.execute("RUNSCRIPT FROM '" + dsm.getEarthquakeDir() + "/earthquakes.sql'");
                statement.executeQuery("select 1");


                try {
                    schema = readFile(dsm.getEarthquakeSchema(), StandardCharsets.UTF_8);
                } catch (IOException e) {
                    log.error("Can't read schema file", e);
                }
                try {
                    dsm.addSchema(schema, "/datasources/earthquakes.xml", null);
                } catch (Exception e) {
                    log.error("Can't add schema file to repo", e);
                }
                Properties p = new Properties();
                p.setProperty("advanced", "true");

                p.setProperty("driver", "mondrian.olap4j.MondrianOlap4jDriver");
                p.setProperty("location",
                    "jdbc:mondrian:Jdbc=jdbc:h2:" + dsm.getEarthquakeDir() + "/earthquakes;MODE=MySQL;" +
                    "Catalog=mondrian:///datasources/earthquakes.xml;JdbcDrivers=org.h2.Driver");
                p.setProperty("username", "sa");
                p.setProperty("password", "");
                p.setProperty("id", "4432dd20-fcae-11e3-a3ac-0800200c9a67");
                SaikuDatasource ds = new SaikuDatasource("earthquakes", SaikuDatasource.Type.OLAP, p);

                try {
                    dsm.addDatasource(ds);
                } catch (Exception e) {
                    log.error("Can't add data source to repo", e);
                }

                try {
                    dsm.saveInternalFile("/homes/home:admin/sample_reports", null, null);
                    String exts[] = {"saiku"};
                    Iterator<File> files =
                        FileUtils.iterateFiles(new File("../../data/sample_reports"), exts, false);

                    while(files.hasNext()){
                        File f = files.next();
                        dsm.saveInternalFile("/homes/home:admin/sample_reports/"+f.getName(),FileUtils.readFileToString(f
                                .getAbsoluteFile()), null);
                        files.remove();
                    }

                } catch (IOException e) {
                    e.printStackTrace();
                }

            }
            else {
                Statement statement = c.createStatement();

                statement.executeQuery("select 1");
            }
        }
    }

    private static String readFile(String path, Charset encoding)
            throws IOException
    {
        byte[] encoded = Files.readAllBytes(Paths.get(path));
        return new String(encoded, encoding);
    }
   
    /** comment this for change the default database ,change h2 to mysql
    private void loadUsers() throws SQLException {

        Connection c = ds.getConnection();

        Statement statement = c.createStatement();
        statement.execute("CREATE TABLE IF NOT EXISTS LOG(time TIMESTAMP AS CURRENT_TIMESTAMP NOT NULL, log CLOB);");

        statement.execute("CREATE TABLE IF NOT EXISTS USERS(user_id INT(11) NOT NULL AUTO_INCREMENT, " +
                "username VARCHAR(45) NOT NULL UNIQUE, password VARCHAR(100) NOT NULL, email VARCHAR(100), " +
                "enabled TINYINT NOT NULL DEFAULT 1, PRIMARY KEY(user_id));");

        statement.execute("CREATE TABLE IF NOT EXISTS USER_ROLES (\n"
                + "  user_role_id INT(11) NOT NULL AUTO_INCREMENT,username VARCHAR(45),\n"
                + "  user_id INT(11) NOT NULL REFERENCES USERS(user_id),\n"
                + "  ROLE VARCHAR(45) NOT NULL,\n"
                + "  PRIMARY KEY (user_role_id));");

        ResultSet result = statement.executeQuery("select count(*) as c from LOG where log = 'insert users'");
        result.next();
        if (result.getInt("c") == 0) {
            dsm.createUser("admin");
            dsm.createUser("smith");
            statement.execute("INSERT INTO users(username,password,email, enabled)\n"
                    + "VALUES ('admin','admin', '[email protected]',TRUE);" +
                    "INSERT INTO users(username,password,enabled)\n"
                    + "VALUES ('smith','smith', TRUE);");
            statement.execute(
                    "INSERT INTO user_roles (user_id, username, ROLE)\n"
                            + "VALUES (1, 'admin', 'ROLE_USER');" +
                            "INSERT INTO user_roles (user_id, username, ROLE)\n"
                            + "VALUES (1, 'admin', 'ROLE_ADMIN');" +
                            "INSERT INTO user_roles (user_id, username, ROLE)\n"
                            + "VALUES (2, 'smith', 'ROLE_USER');");

            statement.execute("INSERT INTO LOG(log) VALUES('insert users');");
        }

        String encrypt = servletContext.getInitParameter("db.encryptpassword");
        if(encrypt.equals("true") && !checkUpdatedEncyption()){
            log.debug("Encrypting User Passwords");
            updateForEncyption();
            log.debug("Finished Encrypting Passwords");
        }


    } 

	  private boolean checkUpdatedEncyption() throws SQLException{
        Connection c = ds.getConnection();

        Statement statement = c.createStatement();
        ResultSet result = statement.executeQuery("select count(*) as c from LOG where log = 'update passwords'");
        result.next();
        return result.getInt("c") != 0;
    }

    private void updateForEncyption() throws SQLException {
        Connection c = ds.getConnection();

        Statement statement = c.createStatement();
        statement.execute("ALTER TABLE users ALTER COLUMN password VARCHAR(100) DEFAULT NULL");

        ResultSet result = statement.executeQuery("select username, password from users");

        while(result.next()){
            statement = c.createStatement();

            String pword = result.getString("password");
            String hashedPassword = passwordEncoder.encode(pword);
            String sql = "UPDATE users " +
                        "SET password = '"+hashedPassword+"' WHERE username = '"+result.getString("username")+"'";
            statement.executeUpdate(sql);
        }
        statement = c.createStatement();

        statement.execute("INSERT INTO LOG(log) VALUES('update passwords');");

    } 
     */ 
   
    //for change the default database ,change h2 to mysql 2019-03-06
    private void loadUsers() throws SQLException {
    	 
        Connection c = ds.getConnection();
 
        Statement statement = c.createStatement();
 
        statement.execute(" CREATE TABLE IF NOT EXISTS log ( time  TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, log  TEXT); ");
        statement.execute(" CREATE TABLE IF NOT EXISTS users(user_id INT(11) NOT NULL AUTO_INCREMENT, " + " username VARCHAR(45) NOT NULL UNIQUE, password VARCHAR(100) NOT NULL, email VARCHAR(100), " + " enabled TINYINT NOT NULL DEFAULT 1, PRIMARY KEY(user_id)); ");
        statement.execute(" CREATE TABLE IF NOT EXISTS user_roles ( " + " user_role_id INT(11) NOT NULL AUTO_INCREMENT,username VARCHAR(45), "  + " user_id INT(11) NOT NULL REFERENCES users(user_id), " + " ROLE VARCHAR(45) NOT NULL, " + " PRIMARY KEY (user_role_id)); ");
 
        ResultSet result = statement.executeQuery("select count(*) as c from log where log = 'insert users'");
 
        result.next();
 
        if (result.getInt("c") == 0) {
 
            statement.execute("INSERT INTO users (username,password,email, enabled) VALUES ('admin','admin', '[email protected]',TRUE);");
            statement.execute("INSERT INTO users (username,password,enabled) VALUES ('smith','smith', TRUE);");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (1, 'admin', 'ROLE_USER');");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (1, 'admin', 'ROLE_ADMIN');");
            statement.execute("INSERT INTO user_roles (user_id, username, ROLE) VALUES (2, 'smith', 'ROLE_USER');");
            statement.execute("INSERT INTO log (log) VALUES('insert users');");
        }
 
        String encrypt = servletContext.getInitParameter("db.encryptpassword");
        if (encrypt.equals("true") && !checkUpdatedEncyption()) {
            updateForEncyption();
        }
    }
 
  //for change the default database ,change h2 to mysql 2019-03-06
    public boolean checkUpdatedEncyption() throws SQLException{
        Connection c = ds.getConnection();
        Statement statement = c.createStatement();
        ResultSet result = statement.executeQuery("select count(*) as c from log where log = 'update passwords'");
        result.next();
        return result.getInt("c") != 0;
    }
    
  //for change the default database ,change h2 to mysql 2019-03-06
    public void updateForEncyption() throws SQLException {
 
        Connection c = ds.getConnection();
        Statement statement = c.createStatement();
        statement.execute("ALTER TABLE users MODIFY COLUMN PASSWORD VARCHAR(100) DEFAULT NULL");
        ResultSet result = statement.executeQuery("select username, password from users");
        while (result.next()) {
            statement = c.createStatement();
            String pword = result.getString("password");
            String hashedPassword = passwordEncoder.encode(pword);
            String sql = "UPDATE users " + "SET password = '" + hashedPassword
                    + "' WHERE username = '" + result.getString("username")
                    + "'";
            statement.executeUpdate(sql);
        }
        statement = c.createStatement();
        statement.execute("INSERT INTO log (log) VALUES('update passwords');");
    }
    
  

    private void loadLegacyDatasources() throws SQLException {
        Connection c = ds.getConnection();

        Statement statement = c.createStatement();
        ResultSet result = statement.executeQuery("select count(*) as c from LOG where log = 'insert datasources'");

        result.next();
        if (result.getInt("c") == 0) {
            LegacyImporter l = new LegacyImporterImpl(dsm);
            l.importSchema();
            l.importDatasources();
            statement.execute("INSERT INTO LOG(log) VALUES('insert datasources');");

        }
    }


    public List<String> getUsers() throws java.sql.SQLException
    {
        //Stub for EE.
        return null;
    }

    public void addUsers(List<String> l) throws java.sql.SQLException
    {
        //Stub for EE.
    }

    private void setPath(String path) {
        FileSystemManager fileSystemManager;
        try {
            fileSystemManager = VFS.getManager();
            FileObject fileObject;
            fileObject = fileSystemManager.resolveFile(path);
            if (fileObject == null) {
                throw new IOException("File cannot be resolved: " + path);
            }
            if (!fileObject.exists()) {
                throw new IOException("File does not exist: " + path);
            }
            repoURL = fileObject.getURL();
            if (repoURL == null) {
                throw new Exception(
                    "Cannot load connection repository from path: " + path);
            } else {
//load();
            }
        } catch (Exception e) {
            //LOG_EELOADER.error("Exception", e);
        }
    }
    public void importLicense() {
        setPath("res:saiku-license");
        try {
            if (repoURL != null) {
                File[] files = new File(repoURL.getFile()).listFiles();
                if (files != null) {
                    for (File file : files) {
                        if (!file.isHidden() && file.getName().equals("license.lic")) {

                            ObjectInputStream si = null;
                            byte[] sig;
                            byte[] data = null;
                            try {
                                si = new ObjectInputStream(new FileInputStream(file));
                            } catch (IOException e) {
                                e.printStackTrace();
                            }

                            try {
                                int sigLength = si.readInt();
                                sig = new byte[sigLength];
                                si.read(sig);

                                ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
                                byte[] buf = new byte[SIZE];
                                int len;
                                while ((len = si.read(buf)) != -1) {
                                    dataStream.write(buf, 0, len);
                                }
                                dataStream.flush();
                                data = dataStream.toByteArray();
                                dataStream.close();
                            } catch (IOException e) {
                                e.printStackTrace();
                            } finally {
                                try {
                                    si.close();
                                } catch (IOException e) {
                                    e.printStackTrace();
                                }
                            }


                            licenseUtils.setLicense(new String(Base64Coder.encode(data)));

                        }
                    }
                }
            }
        } catch (Exception e1) {
            e1.printStackTrace();
        }
    }
}

  

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转载自www.cnblogs.com/DFX339/p/10697266.html
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