How to use MySQLConstraintExtractor class of org.evomaster.client.java.controller.internal.db.constraint package

Best EvoMaster code snippet using org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintExtractor

Source:TableConstraintExtractorFactory.java

...14                return new H2ConstraintExtractor();15            case POSTGRES:16                return new PostgresConstraintExtractor();17            case MYSQL:18                return new MySQLConstraintExtractor();19            case DERBY:20            case OTHER:21                return null;22            default:23                throw new IllegalArgumentException("Unknown database type " + dt);24        }25    }26}...

MySQLConstraintExtractor

Using AI Code Generation

1package org.evomaster.client.java.controller.internal.db.constraint;2import java.sql.Connection;3import java.sql.DatabaseMetaData;4import java.sql.ResultSet;5import java.sql.SQLException;6import java.util.ArrayList;7import java.util.List;8public class MySQLConstraintExtractor implements ConstraintExtractor {9    public List<ColumnConstraint> extractConstraints(Connection connection) throws SQLException {10        DatabaseMetaData metaData = connection.getMetaData();11        List<ColumnConstraint> constraints = new ArrayList<>();12        ResultSet rs = metaData.getTables(null, null, null, new String[]{"TABLE"});13        while (rs.next()) {14            String table = rs.getString("TABLE_NAME");15            ResultSet rs2 = metaData.getColumns(null, null, table, null);16            while (rs2.next()) {17                String column = rs2.getString("COLUMN_NAME");18                ResultSet rs3 = metaData.getIndexInfo(null, null, table, false, false);19                while (rs3.next()) {20                    String indexColumn = rs3.getString("COLUMN_NAME");21                    if (column.equals(indexColumn)) {22                        String indexName = rs3.getString("INDEX_NAME");23                        boolean nonUnique = rs3.getBoolean("NON_UNIQUE");24                        if (nonUnique) {25                            constraints.add(new ColumnConstraint(table, column, "UNIQUE"));26                        } else {27                            constraints.add(new ColumnConstraint(table, column, "PRIMARY KEY"));28                        }29                    }30                }31            }32        }33        return constraints;34    }35}36package org.evomaster.client.java.controller.internal.db.constraint;37import java.sql.Connection;38import java.sql.SQLException;39import java.util.List;40public class MySQLConstraintHandler implements ConstraintHandler {41    public void addConstraints(Connection connection, List<ColumnConstraint> constraints) throws SQLException {42        for (ColumnConstraint constraint : constraints) {43            if (constraint.getConstraintName().equals("PRIMARY KEY")) {44                String sql = String.format("ALTER TABLE %s ADD PRIMARY KEY (%s);", constraint.getTableName(), constraint.getColumnName());45                connection.prepareStatement(sql).execute();46            } else if (constraint.getConstraintName().equals("UNIQUE")) {47                String sql = String.format("ALTER

MySQLConstraintExtractor

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintExtractor;2public class Example{3    public static void main(String[] args) {4        MySQLConstraintExtractor extractor = new MySQLConstraintExtractor();5        String sql = "CREATE TABLE `user` (\n" +6                "  `id` int(11) NOT NULL AUTO_INCREMENT,\n" +7                "  `name` varchar(255) NOT NULL,\n" +8                "  `email` varchar(255) NOT NULL,\n" +9                "  `password` varchar(255) NOT NULL,\n" +10                "  `remember_token` varchar(100) DEFAULT NULL,\n" +11                "  PRIMARY KEY (`id`),\n" +12                "  UNIQUE KEY `users_email_unique` (`email`),\n" +13                "  UNIQUE KEY `users_remember_token_unique` (`remember_token`)\n" +14                ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;";15        String table = extractor.extractTable(sql);16        System.out.println(table);17        String column = extractor.extractColumn(sql);18        System.out.println(column);19        String constraint = extractor.extractConstraint(sql);20        System.out.println(constraint);21    }22}23PRIMARY KEY (`id`),UNIQUE KEY `users_email_unique` (`email`),UNIQUE KEY `users_remember_token_unique` (`remember_token`)

MySQLConstraintExtractor

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintExtractor;2import org.evomaster.client.java.controller.internal.db.constraint.ConstraintExtractor;3import org.evomaster.client.java.controller.api.dto.database.schema.DatabaseType;4import org.evomaster.client.java.controller.api.dto.database.schema.DbSchemaDto;5import org.evomaster.client.java.controller.api.dto.database.schema.TableDto;6import java.sql.Connection;7import java.sql.DriverManager;8import java.sql.SQLException;9import java.util.List;10public class MySQLConstraintExtractorMain {11    public static void main(String[] args) throws SQLException {12        String user = "xxx";13        String password = "xxx";14        try (Connection connection = DriverManager.getConnection(url, user, password)) {15            ConstraintExtractor extractor = new MySQLConstraintExtractor(connection);16            DbSchemaDto schema = extractor.extractSchema();17            for (TableDto table : schema.getTables()) {18                System.out.println("Table: " + table.getName());19                System.out.println(" Primary key: " + table.getPrimaryKey());20                System.out.println(" Columns: " + table.getColumns());21                System.out.println(" Foreign keys: " + table.getForeignKeys());22                System.out.println(" Unique constraints: " + table.getUniqueConstraints());23                System.out.println(" Check constraints: " + table.getCheckConstraints());24            }25        }26    }27}

MySQLConstraintExtractor

Using AI Code Generation

1MySQLConstraintExtractor extractor = new MySQLConstraintExtractor();2List<TableConstraint> constraints = extractor.extract(connection);3constraints.forEach(System.out::println);4package org.evomaster.client.java.controller.internal.db.constraint;5import java.sql.Connection;6import java.util.List;7public class ConstraintExtractorExample {8    public static void main(String[] args) {9        Connection connection = null;10        ConstraintExtractor extractor = new MySQLConstraintExtractor();11        List<TableConstraint> constraints = extractor.extract(connection);12        constraints.forEach(System.out::println);13    }14}15package org.evomaster.client.java.controller.internal.db.constraint;16import java.sql.Connection;17import java.util.List;18public class MySQLConstraintExtractorExample {19    public static void main(String[] args) {20        Connection connection = null;21        MySQLConstraintExtractor extractor = new MySQLConstraintExtractor();22        List<TableConstraint> constraints = extractor.extract(connection);23        constraints.forEach(System.out::println);24    }25}26package org.evomaster.client.java.controller.internal.db.constraint;27import java.sql.Connection;28import java.util.List;29public class PostgreSQLConstraintExtractorExample {30    public static void main(String[] args) {31        Connection connection = null;

MySQLConstraintExtractor

Using AI Code Generation

1import org.evomaster.client.java.controller.api.dto.database.schema.DatabaseType;2import org.evomaster.client.java.controller.api.dto.database.schema.DbSchemaDto;3import org.evomaster.client.java.controller.internal.db.DbCleaner;4import org.evomaster.client.java.controller.internal.db.SqlScriptRunner;5import org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintExtractor;6import org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintHandler;7import org.evomaster.client.java.controller.internal.db.constraint.MySQLConstraintParser;8import org.evomaster.client.java.controller.internal.db.constraint.SqlConstraintExtractor;9import org.evomaster.client.java.controller.internal.db.constraint.SqlConstraintHandler;10import org.evomaster.client.java.controller.internal.db.constraint.SqlConstraintParser;11import org.evomaster.client.java.controller.internal.db.schema.MySQLSchemaExtractor;12import org.evomaster.client.java.controller.internal.db.schema.SqlSchemaExtractor;13import org.evomaster.client.java.controller.internal.db.schema.SqlSchemaParser;14import org.evomaster.client.java.controller.internal.db.table.Table;15import org.evomaster.client.java.controller.internal.db.table.TableRow;16import org.evomaster.client.java.controller.internal.db.table.TableSchema;17import org.evomaster.client.java.controller.internal.db.table.TableSchemaParser;18import org.evomaster.client.java.controller.internal.db.table.TableUtils;19import org.evomaster.client.java.controller.internal.db.table.TableRowParser;20import org.evomaster.client.java.controller.internal.db.table.TableRowCreator;21import org.evomaster.client.java.controller.internal.db.table.TableRowDeleter;22import org.evomaster.client.java.controller.internal.db.table.TableRowUpdater;23import org.evomaster.client.java

MySQLConstraintExtractor

Using AI Code Generation

1MySQLConstraintExtractor constraintExtractor = new MySQLConstraintExtractor();2List<Constraint> constraints = constraintExtractor.extractConstraints(connection, "users", "id");3for (Constraint constraint : constraints) {4    System.out.println(constraint.toString());5}6PreparedStatement statement = connection.prepareStatement("INSERT INTO users (id, name, age, address) VALUES (?, ?, ?, ?)");7for (Constraint constraint : constraints) {8    constraint.addConstraint(statement, 1);9}10statement.setString(2, "John");11statement.setInt(3, 20);12statement.setString(4, "London");13statement.execute();

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