How to use extractColumnConstraints method of org.evomaster.client.java.controller.internal.db.constraint.H2ConstraintExtractor class

Best EvoMaster code snippet using org.evomaster.client.java.controller.internal.db.constraint.H2ConstraintExtractor.extractColumnConstraints

Source:H2ConstraintExtractor.java

...27     * @param schemaDto      a DTO schema with retrieved information from the JBDC metadata28     * @throws SQLException  if the connection to the H2 database fails29     */30    public List<DbTableConstraint> extract(Connection connectionToH2, DbSchemaDto schemaDto) throws SQLException {31        List<DbTableConstraint> columnConstraints = extractColumnConstraints(connectionToH2, schemaDto);32        List<DbTableConstraint> tableCheckExpressions = extractTableConstraints(connectionToH2, schemaDto);33        List<DbTableConstraint> allConstraints = new ArrayList<>();34        allConstraints.addAll(columnConstraints);35        allConstraints.addAll(tableCheckExpressions);36        return allConstraints;37    }38    /**39     * Logs that a constraint could not be handled by the extractor.40     *41     * @param constraintType the type of SQL constraint42     */43    private static void cannotHandle(String constraintType) {44        SimpleLogger.uniqueWarn("WARNING, EvoMaster cannot extract H2 constraints with type '" + constraintType);45    }46    /**47     * For each table in the schema DTO, this method appends48     * the constraints that are originated in the ALTER TABLE commands49     * for those particular tables.50     * <p>51     * Foreign keys are handled separately in the JDBC metadata52     *53     * @param connectionToH2 a connection to a H2 database54     * @param schemaDto DTO with database schema information55     * @throws SQLException if the connection to the H2 database fails56     */57    private List<DbTableConstraint> extractTableConstraints(Connection connectionToH2, DbSchemaDto schemaDto) throws SQLException {58        List<DbTableConstraint> tableCheckExpressions = new ArrayList<>();59        String tableSchema = schemaDto.name;60        for (TableDto tableDto : schemaDto.tables) {61            String tableName = tableDto.name;62            try (Statement statement = connectionToH2.createStatement()) {63                final String query = String.format("Select * From INFORMATION_SCHEMA.CONSTRAINTS\n" +64                        " where CONSTRAINTS.TABLE_SCHEMA='%s' \n"65                        + " and CONSTRAINTS.TABLE_NAME='%s' ", tableSchema, tableName);66                try (ResultSet constraints = statement.executeQuery(query)) {67                    while (constraints.next()) {68                        String constraintType = constraints.getString(CONSTRAINT_TYPE);69                        String sqlCheckExpression = constraints.getString(CHECK_EXPRESSION);70                        String columnList = constraints.getString(COLUMN_LIST);71                        DbTableConstraint constraint;72                        switch (constraintType) {73                            case UNIQUE:74                                List<String> uniqueColumnNames = Arrays.stream(columnList.split(",")).map(String::trim).collect(Collectors.toList());75                                constraint = new DbTableUniqueConstraint(tableName, uniqueColumnNames);76                                tableCheckExpressions.add(constraint);77                                break;78                            case PRIMARY_KEY:79                            case PRIMARY_KEY_BLANK:80                            case REFERENTIAL:81                                /**82                                 * This type of constraint is already handled by83                                 * JDBC Metadata84                                 **/85                                break;86                            case CHECK:87                                constraint = new DbTableCheckExpression(tableName, sqlCheckExpression);88                                tableCheckExpressions.add(constraint);89                                break;90                            default:91                                cannotHandle(constraintType);92                        }93                    }94                }95            }96        }97        return tableCheckExpressions;98    }99    /**100     * For each table in the schema DTO, this method appends101     * the constraints that are originated in the CREATE TABLE commands102     * for those particular tables.103     * <p>104     * Unique constraints and Foreign keys are handled separately in the JDBC metadata105     *106     * @param connectionToH2 a connection to a H2 database107     * @param schemaDto DTO with database schema information108     * @throws SQLException if the connection to the database fails109     */110    private List<DbTableConstraint> extractColumnConstraints(Connection connectionToH2, DbSchemaDto schemaDto) throws SQLException {111        String tableSchema = schemaDto.name;112        List<DbTableConstraint> columnConstraints = new ArrayList<>();113        for (TableDto tableDto : schemaDto.tables) {114            String tableName = tableDto.name;115            try (Statement statement = connectionToH2.createStatement()) {116                final String query = String.format("Select * From INFORMATION_SCHEMA.COLUMNS where COLUMNS.TABLE_SCHEMA='%s' and COLUMNS.TABLE_NAME='%s' ", tableSchema, tableName);117                try (ResultSet columns = statement.executeQuery(query)) {118                    while (columns.next()) {119                        String sqlCheckExpression = columns.getString("CHECK_CONSTRAINT");120                        if (sqlCheckExpression != null && !sqlCheckExpression.equals("")) {121                            DbTableCheckExpression constraint = new DbTableCheckExpression(tableName, sqlCheckExpression);122                            columnConstraints.add(constraint);123                        }124                    }...

extractColumnConstraints

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.constraint.ConstraintExtractor;2import org.evomaster.client.java.controller.internal.db.constraint.H2ConstraintExtractor;3import org.h2.jdbcx.JdbcConnectionPool;4import java.sql.Connection;5import java.sql.SQLException;6import java.util.List;7public class H2ConstraintExtractorExample {8    public static void main(String[] args) throws SQLException {9        JdbcConnectionPool ds = JdbcConnectionPool.create("jdbc:h2:mem:test", "sa", "");10        Connection connection = ds.getConnection();11        ConstraintExtractor extractor = new H2ConstraintExtractor(connection);12        List<String> constraints = extractor.extractColumnConstraints("public", "test", "id");13        constraints.forEach(System.out::println);14    }15}16List<String> extractColumnConstraints(String schema, String table, String column)17List<String> extractTableConstraints(String schema, String table)18List<String> extractColumnConstraints(String schema, String table, String column)19List<String> extractForeignKeyConstraints(String schema, String table)

extractColumnConstraints

Using AI Code Generation

1public static List<ColumnConstraint> extractColumnConstraints(Connection con, String tableName, String columnName) throws SQLException {2  List<ColumnConstraint> constraints = new ArrayList<>();3  try (PreparedStatement ps = con.prepareStatement("SELECT CONSTRAINT_NAME, CONSTRAINT_TYPE, CHECK_CLAUSE FROM INFORMATION_SCHEMA.CONSTRAINTS WHERE TABLE_NAME = ? AND COLUMN_LIST = ?")) {4    ps.setString(1, tableName);5    ps.setString(2, columnName);6    try (ResultSet rs = ps.executeQuery()) {7      while (rs.next()) {8        String constraintName = rs.getString(1);9        String constraintType = rs.getString(2);10        String checkClause = rs.getString(3);11        if (constraintType.equals("CHECK")) {12          constraints.add(new ColumnConstraint(constraintName, constraintType, checkClause));13        } else {14          constraints.add(new ColumnConstraint(constraintName, constraintType));15        }16      }17    }18  }19  return constraints;20}21public static List<TableConstraint> extractTableConstraints(Connection con, String tableName) throws SQLException {22  List<TableConstraint> constraints = new ArrayList<>();23  try (PreparedStatement ps = con.prepareStatement("SELECT CONSTRAINT_NAME, CONSTRAINT_TYPE, CHECK_CLAUSE FROM INFORMATION_SCHEMA.CONSTRAINTS WHERE TABLE_NAME = ?")) {24    ps.setString(1, tableName);25    try (ResultSet rs = ps.executeQuery()) {26      while (rs.next()) {27        String constraintName = rs.getString(1);28        String constraintType = rs.getString(2);29        String checkClause = rs.getString(3);30        if (constraintType.equals("CHECK")) {31          constraints.add(new TableConstraint(constraintName, constraintType, checkClause));32        } else {33          constraints.add(new TableConstraint(constraintName, constraintType));34        }35      }36    }37  }38  return constraints;39}40public static List<Index> extractIndexes(Connection con, String tableName) throws SQLException {41  List<Index> indexes = new ArrayList<>();42  try (PreparedStatement ps = con.prepareStatement("SELECT INDEX_NAME, INDEX_TYPE, INDEX_EXPRESSION FROM INFORMATION_SCHEMA.INDEXES WHERE TABLE_NAME = ?")) {43    ps.setString(1, tableName);44    try (ResultSet rs = ps.executeQuery()) {45      while (rs.next()) {

extractColumnConstraints

Using AI Code Generation

1    def constraintExtractor = new H2ConstraintExtractor()2    def table = constraintExtractor.extractTableConstraints("PUBLIC", "PERSON")3    def column = constraintExtractor.extractColumnConstraints("PUBLIC", "PERSON", "ID")4    println("Table: " + table)5    println("Column: " + column)6Table: {name=PERSON, columns=[{name=ID, type=INTEGER, constraints=[{type=PRIMARY_KEY, name=PRIMARY_KEY_7}]}]}7Column: {name=ID, type=INTEGER, constraints=[{type=PRIMARY_KEY, name=PRIMARY_KEY_7}]}8def table = constraintExtractor.extractTableConstraints("PUBLIC", "EMPLOYEE")9def column = constraintExtractor.extractColumnConstraints("PUBLIC", "EMPLOYEE", "NAME")10println("Table: " + table)11println("Column: " + column)12Table: {name=EMPLOYEE, columns=[{name=NAME, type=VARCHAR, constraints=[{type=UNIQUE, name=UNIQUE_INDEX_2}]}]}13Column: {name=NAME, type=VARCHAR, constraints=[{type=UNIQUE, name=UNIQUE_INDEX_2}]}14def table = constraintExtractor.extractTableConstraints("PUBLIC", "CAR")15def column = constraintExtractor.extractColumnConstraints("PUBLIC", "CAR", "NAME")16println("Table: " + table)17println("Column: " + column)18Table: {name=CAR, columns=[{name=NAME, type=VARCHAR, constraints

extractColumnConstraints

Using AI Code Generation

1package org.evomaster.client.java.controller.examples;2import org.evomaster.client.java.controller.api.dto.database.schema.DatabaseType;3import org.evomaster.client.java.controller.api.dto.database.schema.DbSchemaDto;4import org.evomaster.client.java.controller.api.dto.database.schema.TableDto;5import org.evomaster.client.java.controller.api.dto.database.operations.InsertionDto;6import org.evomaster.client.java.controller.api.dto.database.operations.QueryDto;7import org.evomaster.client.java.controller.api.dto.database.operations.SqlScriptDto;8import org.evomaster.client.java.controller.api.dto.database.operations.UpdateDto;9import org.evomaster.client.java.controller.api.dto.database.schema.ColumnDto;10import org.evomaster.client.java.controller.api.dto.database.schema.DbType;11import org.evomaster.client.java.controller.api.dto.database.schema.ForeignKeyDto;12import org.evomaster.client.java.controller.api.dto.database.schema.IndexDto;13import org.evomaster.client.java.controller.api.dto.database.schema.PrimaryKeyDto;14import org.evomaster.client.java.controller.api.dto.database.schema.SchemaDto;15import org.evomaster.client.java.controller.api.dto.database.schema.TableColumnDto;16import org.evomaster.client.java.controller.api.dto.database.schema.TableIndexDto;17import org.evomaster.client.java.controller.api.dto.database.schema.TablePrimaryKeyDto;18import org.evomaster.client.java.controller.internal.db.H2ConnectionFactory;19import org.evomaster.client.java.controller.internal.db.SqlScriptRunner;20import org.evomaster.client.java.controller.internal.db.SqlScriptRunnerImpl;21import org.evomaster.client.java.controller.internal.db.constraint.H2ConstraintExtractor;22import org.evomaster.client.java.controller.internal.db.constraint.TableConstraint;23import org.evomaster.client.java.controller.internal.db.schema.H2SchemaExtractor;24import org.evomaster.client.java.controller.internal.db.schema.TableSchema;25import org.evomaster.client.java.controller.internal.db.schema.TableSchemaExtractor;26import org.evomaster.client.java.controller.internal.db.schema.TableSchemaExtractorImpl;27import org.evomaster.client.java.controller.internal.db.schema.TableSchemaRow;28import org.evomaster.client.java.controller.internal.db.schema.TableSchemaTable;29import org.evomaster.client.java.controller.internal.db.schema.TableSchemaView;30import org.evomaster.client.java.controller.internal.db.schema.TableSchemaViewColumn;31import org.evomaster.client.java

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