[jboss-cvs] jboss-seam/examples/wiki/src/main/org/jboss/seam/wiki/core/action ...

[Christian Bauer]

  User: cbauer  
  Date: 07/11/09 10:19:29

  Added:       examples/wiki/src/main/org/jboss/seam/wiki/core/action 
                        Pager.java
  Log:
  Generalized pager, still not used everywhere
  
  Revision  Changes    Path
  1.1      date: 2007/11/09 15:19:29;  author: cbauer;  state: Exp;jboss-seam/examples/wiki/src/main/org/jboss/seam/wiki/core/action/Pager.java
  
  Index: Pager.java
  ===================================================================
  package org.jboss.seam.wiki.core.action;
  
  public class Pager {
  
      private Long numOfRecords = 0l;
      private Integer page = 0;
      private Long pageSize = 10l;
  
      public Pager() {}
  
      public Pager(Long pageSize) {
          this.pageSize = pageSize;
      }
  
      public Long getNumOfRecords() {
          return numOfRecords;
      }
  
      public void setNumOfRecords(Long numOfRecords) {
          this.numOfRecords = numOfRecords;
      }
  
      public Integer getPage() {
          return page;
      }
  
      public void setPage(Integer page) {
          if (page != null) this.page = page;
      }
  
      public Long getPageSize() {
          return pageSize;
      }
  
      public void setPageSize(Long pageSize) {
          this.pageSize = pageSize;
      }
  
      public int getNextPage() {
          return page + 1;
      }
  
      public int getPreviousPage() {
          return page - 1;
      }
  
      public int getFirstPage() {
          return 0;
      }
  
      public long getFirstRecord() {
          return page * pageSize + 1;
      }
  
      public long getLastRecord() {
          return (page * pageSize + pageSize) > numOfRecords
                  ? numOfRecords
                  : page * pageSize + pageSize;
      }
  
      public long getNextRecord() {
          return page * pageSize;
      }
  
      public long getLastPage() {
          long lastPage = (numOfRecords / pageSize);
          if (numOfRecords % pageSize == 0) lastPage--;
          return lastPage;
      }
  
      public boolean isNextPageAvailable() {
          return numOfRecords > ((page * pageSize) + pageSize);
      }
  
      public boolean isPreviousPageAvailable() {
          return numOfRecords != null && page > 0;
      }
  
  }