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

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

Source:SqlHandler.java

...107                        we are iterating on (copy on write), and we clear108                        the buffer after this loop.109                     */110                    if (isSelect(sql) || isDelete(sql) || isUpdate(sql)) {111                        double dist = computeDistance(sql);112                        distances.add(new PairCommandDistance(sql, dist));113                    }114                });115        //side effects on buffer is not important, as it is just a cache116        buffer.clear();117        return distances;118    }119    private Double computeDistance(String command) {120        if (connection == null) {121            throw new IllegalStateException("Trying to calculate SQL distance with no DB connection");122        }123        Statement statement;124        try {125            statement = CCJSqlParserUtil.parse(command);126        } catch (Exception e) {127            SimpleLogger.uniqueWarn("Cannot handle command: " + command + "\n" + e.toString());128            return Double.MAX_VALUE;129        }130        Map<String, Set<String>> columns = extractColumnsInvolvedInWhere(statement);131        /*132            even if columns.isEmpty(), we need to check if any data was present133         */134        double dist;135        if(columns.isEmpty()){136            //TODO check if table(s) not empty, and give >0 otherwise137            dist = 0;138        } else {139            dist = getDistanceForWhere(command, columns);140        }141        if (dist > 0) {142            mergeNewData(failedWhere, columns);143        }144        return dist;145    }146    private double getDistanceForWhere(String command, Map<String, Set<String>> columns) {147        String select;148        /*149           TODO:150           this might be likely unnecessary... we are only interested in the variables used151           in the WHERE. Furthermore, this would not support DELETE/INSERT/UPDATE.152           So, we just need to create a new SELECT based on that.153           But SELECT could be complex with many JOINs... whereas DIP would be simple(r)?154           TODO: we need a general solution155         */156        if(isSelect(command)) {157            select = SelectTransformer.addFieldsToSelect(command);158            select = SelectTransformer.removeConstraints(select);159            select = SelectTransformer.removeOperations(select);160        } else {161            if(columns.size() > 1){162                SimpleLogger.uniqueWarn("Cannot analyze: " + command);163            }164            Map.Entry<String, Set<String>> mapping = columns.entrySet().iterator().next();165            select = createSelectForSingleTable(mapping.getKey(), mapping.getValue());166        }167        QueryResult data;168        try {169            data = SqlScriptRunner.execCommand(connection, select);170        } catch (SQLException e) {171            throw new RuntimeException(e);172        }173        return HeuristicsCalculator.computeDistance(command, data);174    }175    private String createSelectForSingleTable(String tableName, Set<String> columns){176        StringBuilder buffer = new StringBuilder();177        buffer.append("SELECT ");178        String variables = columns.stream().collect(Collectors.joining(", "));179        buffer.append(variables);180        buffer.append(" FROM ");181        buffer.append(tableName);182        return buffer.toString();183    }184    /**185     *  Check the fields involved in the WHERE clause (if any).186     *  Return a map from table name to column names of the involved fields.187     */...

computeDistance

Using AI Code Generation

1package org.evomaster.client.java.controller.internal.db;2import org.evomaster.client.java.controller.api.dto.database.operations.SqlScriptDto;3import java.sql.SQLException;4import java.util.List;5public class SqlHandler {6    private final SqlScriptExecutor executor;7    public SqlHandler(SqlScriptExecutor executor) {8        this.executor = executor;9    }10    public void createDatabase() {11        executor.createDatabase();12    }13    public void dropDatabase() {14        executor.dropDatabase();15    }16    public void resetStateOfSUT() {17        executor.resetStateOfSUT();18    }19    public void executeUpdate(String sql) throws SQLException {20        executor.executeUpdate(sql);21    }22    public List<List<String>> executeQuery(String sql) throws SQLException {23        return executor.executeQuery(sql);24    }25    public void execute(List<SqlScriptDto> sql) throws SQLException {26        executor.execute(sql);27    }28    public void execute(String sql) throws SQLException {29        executor.execute(sql);30    }31    public boolean isConnectionValid() {32        return executor.isConnectionValid();33    }34    public void close() {35        executor.close();36    }37    public String computeDistance(String s1, String s2) {38        return executor.computeDistance(s1, s2);39    }40}41package org.evomaster.client.java.controller.internal.db;42import org.evomaster.client.java.controller.api.dto.database.operations.SqlScriptDto;43import org.evomaster.client.java.controller.db.SqlScriptExecutor;44import org.evomaster.client.java.controller.db.h2.H2SqlScriptExecutor;45import java.sql.SQLException;46import java.util.List;47public class SqlHandler {48    private final SqlScriptExecutor executor;49    public SqlHandler(SqlScriptExecutor executor) {50        this.executor = executor;51    }52    public void createDatabase() {53        executor.createDatabase();54    }55    public void dropDatabase() {56        executor.dropDatabase();57    }58    public void resetStateOfSUT() {59        executor.resetStateOfSUT();60    }61    public void executeUpdate(String sql) throws SQLException {62        executor.executeUpdate(sql);63    }64    public List<List<String>> executeQuery(String sql) throws SQLException {65        return executor.executeQuery(sql);66    }67    public void execute(List<SqlScriptDto> sql) throws SQLException {68        executor.execute(sql);69    }

computeDistance

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.schema.SqlScriptExecutor;4import org.evomaster.client.java.controller.internal.db.schema.SqlScriptExecutorImpl;5import org.evomaster.client.java.controller.internal.db.schema.SqlScriptRunnerImpl;6import org.evomaster.client.java.controller.internal.db.schema.Table;7import org.evomaster.client.java.controller.internal.db.schema.TableRow;8import org.evomaster.client.java.controller.internal.db.schema.TableSchema;9import org.evomaster.client.java.controller.internal.db.schema.TableSchemaExtractor;10import org.evomaster.client.java.controller.internal.db.schema.TableSchemaExtractorImpl;11import org.evomaster.client.java.controller.internal.db.schema.TableSchemaParser;12import org.evomaster.client.java.controller.internal.db.schema.TableSchemaParserImpl;13import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRow;14import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRowParser;15import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRowParserImpl;16import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRowWriter;17import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRowWriterImpl;18import org.evomaster.client.java.controller.internal.db.schema.TableSchemaWriter;19import org.evomaster.client.java.controller.internal.db.schema.TableSchemaWriterImpl;20import org.evomaster.client.java.controller.internal.db.schema.TableWriter;21import org.evomaster.client.java.controller.internal.db.schema.TableWriterImpl;22import org.evomaster.client.java.controller.internal.db.schema.TableRowWriter;23import org.evomaster.client.java.controller.internal.db.schema.TableRowWriterImpl;24import org.evomaster.client.java.controller.internal.db.schema.TableRowParser;25import org.evomaster.client.java.controller.internal.db.schema.TableRowParserImpl;26import org.evomaster.client.java.controller.internal.db.schema.TableRowExtractor;27import org.evomaster.client.java.controller.internal.db.schema.TableRowExtractorImpl;28import org.evomaster.client.java.controller.internal.db.schema.TableRowReader;29import org.evomaster.client.java.controller.internal.db.schema.TableRowReaderImpl;30import org.evomaster.client.java.controller.internal.db.schema.TableSchemaReader;31import org.evomaster.client.java.controller.internal.db.schema.TableSchemaReaderImpl;32import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRowReader

computeDistance

Using AI Code Generation

1double computeDistance(double actual, double expected) {2    double absDiff = Math.abs(actual - expected);3    double distance = 1 - (2 * (1 / (1 + Math.exp(-absDiff))));4    return distance;5}6double computeDistance(int actual, int expected) {7    double absDiff = Math.abs(actual - expected);8    double distance = 1 - (2 * (1 / (1 + Math.exp(-absDiff))));9    return distance;10}11double computeDistance(long actual, long expected) {12    double absDiff = Math.abs(actual - expected);13    double distance = 1 - (2 * (1 / (1 + Math.exp(-absDiff))));14    return distance;15}

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