Examples of com.j256.ormlite.field.DataType

com.j256.ormlite.stmt.query.In
Database connection for Android. @author kevingalligan, graywatson


  private FieldType[] convertFieldConfigs(ConnectionSource connectionSource, String tableName,
      List<DatabaseFieldConfig> fieldConfigs) throws SQLException {
    List<FieldType> fieldTypes = new ArrayList<FieldType>();
    for (DatabaseFieldConfig fieldConfig : fieldConfigs) {
      FieldType fieldType = null;
      // walk up the classes until we find the field
      for (Class<?> classWalk = dataClass; classWalk != null; classWalk = classWalk.getSuperclass()) {
        Field field;
        try {
          field = classWalk.getDeclaredField(fieldConfig.getFieldName());
        } catch (NoSuchFieldException e) {
          // we ignore this and just loop hopefully finding it in a upper class
          continue;
        }
        if (field != null) {
          fieldType = new FieldType(connectionSource, tableName, field, fieldConfig, dataClass);
          break;
        }
      }


      if (fieldType == null) {

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    if (value == null) {
      return null;
    } else if (fieldType == null) {
      return value;
    } else if (fieldType.isForeign() && fieldType.getFieldType() == value.getClass()) {
      FieldType idFieldType = fieldType.getForeignIdField();
      return idFieldType.extractJavaFieldValue(value);
    } else {
      return fieldType.convertJavaFieldToSqlArgValue(value);
    }
  }

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    return true;
  }


  public ID extractId(T data) throws SQLException {
    checkForInitialized();
    FieldType idField = tableInfo.getIdField();
    @SuppressWarnings("unchecked")
    ID id = (ID) idField.extractJavaFieldValue(data);
    return id;
  }

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   * <b>NOTE:</b> I couldn't remove the code warning associated with this method when used with more than 2 arguments.
   * </p>
   */
  public Where<T, ID> and(Where<T, ID> first, Where<T, ID> second, Where<T, ID>... others) {
    Clause[] clauses = buildClauseArray(others, "AND");
    Clause secondClause = pop("AND");
    Clause firstClause = pop("AND");
    addClause(new ManyClause(firstClause, secondClause, clauses, ManyClause.AND_OPERATION));
    return this;
  }

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   * <b>NOTE:</b> I can't remove the code warning associated with this method. Use the iterator method below.
   * </p>
   */
  public Where<T, ID> or(Where<T, ID> left, Where<T, ID> right, Where<T, ID>... others) {
    Clause[] clauses = buildClauseArray(others, "OR");
    Clause secondClause = pop("OR");
    Clause firstClause = pop("OR");
    addClause(new ManyClause(firstClause, secondClause, clauses, ManyClause.OR_OPERATION));
    return this;
  }

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  @Override
  public String toString() {
    if (clauseStackLevel == 0) {
      return "empty where clause";
    } else {
      Clause clause = peek();
      return "where clause: " + clause;
    }
  }

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  private Clause pop(String label) {
    if (clauseStackLevel == 0) {
      throw new IllegalStateException("Expecting there to be a clause already defined for '" + label
          + "' operation");
    }
    Clause clause = clauseStack[--clauseStackLevel];
    // to help gc
    clauseStack[clauseStackLevel] = null;
    return clause;
  }

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   * </p>
   */
  public Where<T, ID> exists(QueryBuilder<?, ?> subQueryBuilder) throws SQLException {
    // we do this to turn off the automatic addition of the ID column in the select column list
    subQueryBuilder.enableInnerQuery();
    addClause(new Exists(new InternalQueryBuilderWrapper(subQueryBuilder)));
    return this;
  }

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  /**
   * Add a IN clause so the column must be equal-to one of the objects from the list passed in.
   */
  public Where<T, ID> in(String columnName, Iterable<?> objects) throws SQLException {
    addClause(new In(columnName, findColumnFieldType(columnName), objects));
    return this;
  }

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   */
  public Where<T, ID> in(String columnName, Object... objects) throws SQLException {
    if (objects.length == 1 && objects[0].getClass().isArray()) {
      throw new IllegalArgumentException("in(Object... objects) seems to be an array within an array");
    }
    addClause(new In(columnName, findColumnFieldType(columnName), objects));
    return this;
  }

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