package liquibase.sqlgenerator.core;
import liquibase.database.Database;
import liquibase.database.core.PostgresDatabase;
import liquibase.exception.DatabaseException;
import liquibase.exception.UnexpectedLiquibaseException;
import liquibase.sql.Sql;
import liquibase.sql.UnparsedSql;
import liquibase.sqlgenerator.SqlGeneratorChain;
import liquibase.statement.core.GetViewDefinitionStatement;
public class GetViewDefinitionGeneratorPostgres extends GetViewDefinitionGenerator {
@Override
public int getPriority() {
return PRIORITY_DATABASE;
}
@Override
public boolean supports(GetViewDefinitionStatement statement, Database database) {
return database instanceof PostgresDatabase;
}
@Override
public Sql[] generateSql(GetViewDefinitionStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) {
try {
return new Sql[] {
new UnparsedSql("select definition from pg_views where viewname='" + statement.getViewName() + "' AND schemaname='" + database.convertRequestedSchemaToSchema(statement.getSchemaName()) + "'" )
};
} catch (DatabaseException e) {
throw new UnexpectedLiquibaseException(e);
}
}
}