Java Code Examples for net.sf.jsqlparser.statement.delete.Delete#getWhere()

public static void parseRemove(String sql, Table table, Condition condition)
        throws JSQLParserException, FrontException {
    Statement statement = CCJSqlParserUtil.parse(sql);
    Delete delete = (Delete) statement;

    // parse table name
    net.sf.jsqlparser.schema.Table sqlTable = delete.getTable();
    table.setTableName(sqlTable.getName());

    // parse where clause
    Expression where = delete.getWhere();
    if (where != null) {
        BinaryExpression expr = (BinaryExpression) (where);
        handleExpression(condition, expr);
    }
    Limit limit = delete.getLimit();
    parseLimit(condition, limit);
}
 

private Mutation createDeleteMutation(Delete delete, boolean generateParameterMetaData)
    throws SQLException {
  String table = unquoteIdentifier(delete.getTable().getFullyQualifiedName());
  getParameterStore().setTable(table);
  Expression where = delete.getWhere();
  if (where == null) {
    // Delete all
    return Mutation.delete(table, KeySet.all());
  } else {
    // Delete one
    DeleteKeyBuilder keyBuilder =
        new DeleteKeyBuilder(getConnection().getTable(table), generateParameterMetaData);
    visitDeleteWhereClause(where, keyBuilder, generateParameterMetaData);
    return Mutation.delete(table, keyBuilder.getKeyBuilder().build());
  }
}
 

@Override
public void visit(Delete delete) {
    tables.add(delete.getTable().getName());
    if (delete.getWhere() != null) {
        delete.getWhere().accept(this);
    }
}
 

@Override
public void visit(Delete delete)
{
	delete.getTable().accept(this);
    if (delete.getWhere() != null)
    {
        delete.getWhere().accept(this);
    }
}
 

private Mutations createMutations(String sql, boolean forceUpdate,
    boolean generateParameterMetaData) throws SQLException {
  try {
    if (getConnection().isReadOnly()) {
      throw new CloudSpannerSQLException(NO_MUTATIONS_IN_READ_ONLY_MODE_EXCEPTION,
          Code.FAILED_PRECONDITION);
    }
    if (isDDLStatement()) {
      throw new CloudSpannerSQLException(
          "Cannot create mutation for DDL statement. Expected INSERT, UPDATE or DELETE",
          Code.INVALID_ARGUMENT);
    }
    Statement statement = CCJSqlParserUtil.parse(sanitizeSQL(sql));
    if (statement instanceof Insert) {
      Insert insertStatement = (Insert) statement;
      if (generateParameterMetaData || insertStatement.getSelect() == null)
        return new Mutations(createInsertMutation(insertStatement, generateParameterMetaData));
      return new Mutations(createInsertWithSelectStatement(insertStatement, forceUpdate));
    } else if (statement instanceof Update) {
      Update updateStatement = (Update) statement;
      if (updateStatement.getSelect() != null)
        throw new CloudSpannerSQLException(
            "UPDATE statement using SELECT is not supported. Try to re-write the statement as an INSERT INTO ... SELECT A, B, C FROM TABLE WHERE ... ON DUPLICATE KEY UPDATE",
            Code.INVALID_ARGUMENT);
      if (updateStatement.getTables().size() > 1)
        throw new CloudSpannerSQLException(
            "UPDATE statement using multiple tables is not supported. Try to re-write the statement as an INSERT INTO ... SELECT A, B, C FROM TABLE WHERE ... ON DUPLICATE KEY UPDATE",
            Code.INVALID_ARGUMENT);

      if (generateParameterMetaData || isSingleRowWhereClause(
          getConnection()
              .getTable(unquoteIdentifier(updateStatement.getTables().get(0).getName())),
          updateStatement.getWhere()))
        return new Mutations(createUpdateMutation(updateStatement, generateParameterMetaData));
      // Translate into an 'INSERT ... SELECT ... ON DUPLICATE KEY
      // UPDATE'-statement
      String insertSQL = createInsertSelectOnDuplicateKeyUpdateStatement(updateStatement);
      return createMutations(insertSQL, true, false);
    } else if (statement instanceof Delete) {
      Delete deleteStatement = (Delete) statement;
      if (generateParameterMetaData || deleteStatement.getWhere() == null
          || isSingleRowWhereClause(
              getConnection().getTable(unquoteIdentifier(deleteStatement.getTable().getName())),
              deleteStatement.getWhere()))
        return new Mutations(createDeleteMutation(deleteStatement, generateParameterMetaData));
      return new Mutations(createDeleteWorker(deleteStatement));
    } else {
      throw new CloudSpannerSQLException(
          "Unrecognized or unsupported SQL-statment: Expected one of INSERT, UPDATE or DELETE. Please note that batching of prepared statements is not supported for SELECT-statements.",
          Code.INVALID_ARGUMENT);
    }
  } catch (JSQLParserException | IllegalArgumentException | TokenMgrException e) {
    throw new CloudSpannerSQLException(PARSE_ERROR + sql + ": " + e.getLocalizedMessage(),
        Code.INVALID_ARGUMENT, e);
  }
}
 

public Builder setDelete(Delete delete) throws com.github.vincentrussell.query.mongodb.sql.converter.ParseException, ParseException {
	SqlUtils.isTrue(delete.getTables().size() == 0, "there should only be on table specified for deletes");
    from = generateFromHolder(new FromHolder(this.defaultFieldType,this.fieldNameToFieldTypeMapping),delete.getTable(),null);
    whereClause = delete.getWhere();
    return this;
}