コード例 #1
0
  /** Add all the appropriate changes based on the column changes. */
  @Override
  public void generate(DdlWrite writer, AlterColumn alterColumn) throws IOException {

    if (isTrue(alterColumn.isHistoryExclude())) {
      regenerateHistoryTriggers(
          alterColumn.getTableName(),
          HistoryTableUpdate.Change.EXCLUDE,
          alterColumn.getColumnName());
    } else if (isFalse(alterColumn.isHistoryExclude())) {
      regenerateHistoryTriggers(
          alterColumn.getTableName(),
          HistoryTableUpdate.Change.INCLUDE,
          alterColumn.getColumnName());
    }

    if (hasValue(alterColumn.getDropForeignKey())) {
      alterColumnDropForeignKey(writer, alterColumn);
    }
    if (hasValue(alterColumn.getReferences())) {
      alterColumnAddForeignKey(writer, alterColumn);
    }

    if (hasValue(alterColumn.getDropUnique())) {
      alterColumnDropUniqueConstraint(writer, alterColumn);
    }
    if (hasValue(alterColumn.getUnique())) {
      alterColumnAddUniqueConstraint(writer, alterColumn);
    }
    if (hasValue(alterColumn.getUniqueOneToOne())) {
      alterColumnAddUniqueOneToOneConstraint(writer, alterColumn);
    }

    boolean alterBaseAttributes = false;
    if (hasValue(alterColumn.getType())) {
      alterColumnType(writer, alterColumn);
      alterBaseAttributes = true;
    }
    if (hasValue(alterColumn.getDefaultValue())) {
      alterColumnDefaultValue(writer, alterColumn);
      alterBaseAttributes = true;
    }
    if (alterColumn.isNotnull() != null) {
      alterColumnNotnull(writer, alterColumn);
      alterBaseAttributes = true;
    }

    if (alterBaseAttributes) {
      alterColumnBaseAttributes(writer, alterColumn);
    }
  }
コード例 #2
0
  protected void alterColumnAddForeignKey(DdlWrite writer, AlterColumn alterColumn)
      throws IOException {

    String tableName = alterColumn.getTableName();
    String fkName = alterColumn.getForeignKeyName();
    String[] cols = {alterColumn.getColumnName()};
    String references = alterColumn.getReferences();
    int pos = references.lastIndexOf('.');
    if (pos == -1) {
      throw new IllegalStateException(
          "Expecting period '.' character for table.column split but not found in ["
              + references
              + "]");
    }
    String refTableName = references.substring(0, pos);
    String refColumnName = references.substring(pos + 1);
    String[] refCols = {refColumnName};

    alterTableAddForeignKey(writer.apply(), fkName, tableName, cols, refTableName, refCols);
  }