| | |
| | | * 每页显示的记录数 |
| | | */ |
| | | @Schema(description = "每页记录数") |
| | | @Builder.Default |
| | | public Integer pageSize = 0 ; |
| | | public Integer pageSize ; |
| | | /** |
| | | * 记录总数 |
| | | */ |
| | | @Schema(description = "记录总数") |
| | | @Builder.Default |
| | | public Long itemTotal = 0L; |
| | | public Long itemTotal ; |
| | | /** |
| | | * 当前页 |
| | | */ |
| | | @Schema(description = "当前页") |
| | | @Builder.Default |
| | | public Integer pageCurr = 0; |
| | | public Integer pageCurr ; |
| | | /** |
| | | * 总页数 |
| | | */ |
| | | @Schema(description = "总页数") |
| | | @Builder.Default |
| | | public Integer pageTotal = 0; |
| | | public Integer pageTotal ; |
| | | |
| | | @Schema(description = "数据") |
| | | @Builder.Default |
| | | public T content = null; |
| | | public T obj; |
| | | |
| | | /** |
| | | * 查询开始记录 |
| | |
| | | public void calculateAndSet(Long itemTotal, Map<String, Object> params) { |
| | | this.itemTotal = itemTotal ; |
| | | if(this.itemTotal == null){ |
| | | itemTotal = 0L ; |
| | | this.itemTotal = 0L ; |
| | | } |
| | | |
| | | if (pageSize < 1) { |
| | | pageSize = 1; |
| | | if(this.itemTotal == 0){ |
| | | this.pageSize = 1 ; |
| | | } |
| | | pageTotal = (int)Math.ceil((double)itemTotal/pageSize); |
| | | if(this.pageSize == null || this.pageSize <= 0){ |
| | | this.pageSize = 1 ;//供下面作为除数 |
| | | } |
| | | |
| | | pageTotal = (int)Math.ceil((itemTotal==null?0.0D:itemTotal.doubleValue())/pageSize); |
| | | |
| | | if (pageTotal == 0) { |
| | | pageTotal = 1; |
| | | } |
| | | if (pageCurr < 1) { |
| | | if (pageCurr == null || pageCurr < 1) { |
| | | pageCurr = 1; |
| | | } |
| | | if (pageCurr > pageTotal) { |
| | |
| | | this.queryStart = (this.pageCurr - 1) * this.pageSize ; |
| | | this.queryCount = this.pageSize ; |
| | | |
| | | params.put("queryStart", this.queryStart) ; |
| | | params.put("queryCount", this.queryCount) ; |
| | | params.put("start", this.queryStart) ; |
| | | params.put("count", this.queryCount) ; |
| | | } |
| | | |
| | | } |