How to use visit method of org.evomaster.client.java.controller.internal.db.SqlHandler class

Best EvoMaster code snippet using org.evomaster.client.java.controller.internal.db.SqlHandler.visit

Source:SqlHandler.java

...196        Expression where = ParserUtils.getWhere(statement);197        if (where == null) {198            return data;199        }200        ExpressionVisitor visitor = new ExpressionVisitorAdapter() {201            @Override202            public void visit(Column column) {203                String cn = column.getColumnName();204                if(cn.equals("false")){205                    /*206                        This is a bug in the JsqlParser library. Until we upgrade it, or fix it if not fixed yet,207                        we use this workaround.208                        TODO remove it once library upgraded/fixed209                     */210                    return;211                }212                String tn = context.getTableName(column);213                if(tn.equalsIgnoreCase(SqlNameContext.UNNAMED_TABLE)){214                    // TODO handle it properly when ll have support for sub-selects215                    return;216                }217                data.putIfAbsent(tn, new HashSet<>());218                Set<String> set = data.get(tn);219                set.add(cn);220            }221        };222        where.accept(visitor);223        return data;224    }225    private static void mergeNewData(226            Map<String, Set<String>> current,227            Map<String, Set<String>> toAdd228    ) {229        for (Map.Entry<String, Set<String>> e : toAdd.entrySet()) {230            String key = e.getKey();231            Set<String> values = e.getValue();232            Set<String> existing = current.get(key);233            if (existing != null && existing.contains("*")) {234                //nothing to do235                continue;236            }...

visit

Using AI Code Generation

1public class SqlHandler {2    private static final Logger log = LoggerFactory.getLogger(SqlHandler.class);3    private final String sql;4    private final List<Object> parameters;5    public SqlHandler(String sql, List<Object> parameters) {6        this.sql = sql;7        this.parameters = parameters;8    }9    public String getSql() {10        return sql;11    }12    public List<Object> getParameters() {13        return parameters;14    }15    public void visit(SqlVisitor visitor) {16        visitor.visit(sql, parameters);17    }18}19public class SqlVisitor {20    private final StringBuilder sql = new StringBuilder();21    private final List<Object> parameters = new ArrayList<>();22    public void visit(String sql, List<Object> parameters) {23        this.sql.append(sql);24        this.parameters.addAll(parameters);25    }26    public String getSql() {27        return sql.toString();28    }29    public List<Object> getParameters() {30        return parameters;31    }32}33public class SqlScriptExecutor {34    private final String sql;35    private final List<Object> parameters;36    private final Connection connection;37    public SqlScriptExecutor(String sql, List<Object> parameters, Connection connection) {38        this.sql = sql;39        this.parameters = parameters;40        this.connection = connection;41    }42    public String getSql() {43        return sql;44    }45    public List<Object> getParameters() {46        return parameters;47    }48    public Connection getConnection() {49        return connection;50    }51    public void execute() {52        try (PreparedStatement statement = connection.prepareStatement(sql)) {53            for (int i = 0; i < parameters.size(); i++) {54                statement.setObject(i + 1, parameters.get(i));55            }56            statement.execute();57        } catch (SQLException e) {58            throw new IllegalStateException(e);59        }60    }61}62public class SqlScriptExecutorVisitor implements SqlVisitor {63    private final Connection connection;64    public SqlScriptExecutorVisitor(Connection connection) {65        this.connection = connection;66    }67    public void visit(String sql, List<Object> parameters) {68        new SqlScriptExecutor(sql, parameters, connection).execute();

visit

Using AI Code Generation

1public ResultSet visit(String sql, List<Object> params) {2    try (Connection c = getDataSource().getConnection()) {3        try (PreparedStatement ps = c.prepareStatement(sql)) {4            for (int i = 0; i < params.size(); i++) {5                ps.setObject(i + 1, params.get(i));6            }7            return ps.executeQuery();8        }9    } catch (SQLException e) {10        throw new RuntimeException(e);11    }12}13public ResultSet getBooksByTitle(String title) {14    return visit("SELECT * FROM Books WHERE title = ?", Arrays.asList(title));15}16public ResultSet getBooksByAuthor(String author) {17    return visit("SELECT * FROM Books WHERE author = ?", Arrays.asList(author));18}19public ResultSet getBooksByTitleAndAuthor(String title, String author) {20    return visit("SELECT * FROM Books WHERE title = ? AND author = ?", Arrays.asList(title, author));21}22public ResultSet getBooksByTitleOrAuthor(String title, String author) {23    return visit("SELECT * FROM Books WHERE title = ? OR author = ?", Arrays.asList(title, author));24}25public ResultSet getBooksByTitleAndAuthorOrAuthor(String title, String author1, String author2) {26    return visit("SELECT * FROM Books WHERE title = ? AND author = ? OR author = ?", Arrays.asList(title, author1, author2));27}28public ResultSet getBooksByTitleAndAuthorOrTitleAndAuthor(String title1, String author1, String title2, String author2) {29    return visit("SELECT * FROM Books WHERE title = ? AND author = ? OR title = ? AND author = ?", Arrays.asList(title1, author1, title2, author2));30}31public ResultSet getBooksByTitleAndAuthorOrTitleAndAuthorOrAuthor(String title1, String author1, String title2, String author2, String author3) {32    return visit("SELECT * FROM Books WHERE title = ? AND author = ? OR title = ? AND author = ? OR author = ?", Arrays.asList(title1, author1, title2, author2, author3));33}

visit

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.SqlHandler;2import org.evomaster.client.java.controller.internal.db.SqlScriptRunner;3import org.evomaster.client.java.controller.internal.db.SqlScriptRunnerConfig;4import java.sql.*;5import java.util.ArrayList;6import java.util.HashMap;7import java.util.List;8import java.util.Map;9public class TestSqlHandler {10    public static void main(String[] args) throws Exception {11        String sql = "SELECT * FROM test_table";12        SqlScriptRunnerConfig config = new SqlScriptRunnerConfig();13        config.setTargetDatabase(SqlScriptRunnerConfig.Database.ORACLE);14        SqlScriptRunner runner = new SqlScriptRunner(config);15        SqlHandler handler = runner.getSqlHandler();16        List<Map<String, String>> results = handler.visit(sql, new SqlHandler.SqlAction<List<Map<String, String>>>() {17            public List<Map<String, String>> execute(Connection connection, Statement statement) throws Exception {18                ResultSet rs = statement.executeQuery(sql);19                ResultSetMetaData rsmd = rs.getMetaData();20                List<Map<String, String>> results = new ArrayList<>();21                while (rs.next()) {22                    Map<String, String> row = new HashMap<>();23                    for (int i = 1; i <= rsmd.getColumnCount(); i++) {24                        String key = rsmd.getColumnName(i);25                        String value = rs.getString(key);26                        row.put(key, value);27                    }28                    results.add(row);29                }30                return results;31            }32        });33        System.out.println(results);34    }35}

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