?? mainbean.java
字號(hào):
{
String id4 = rs.getString("ID");
v_child.add(id4);
Stack s4 = new Stack();
s4.push(id4);
while(!s4.empty())//當(dāng)有孩子節(jié)點(diǎn)時(shí)繼續(xù)搜索
{
id4 = (String)s4.pop();
sql = "select count(id) from news.menuchild where isthis=1 and IDPARENT="+id4;
ResultSet rs4 = selectRecord(sql);
try{
int count = 0;
if(rs4.next())
count = rs4.getInt(1);
if(count>0)
{
sql = "select id from news.menuchild where isthis=1 and IDPARENT="+id4;
ResultSet rs_t = selectRecord(sql);
try{
while(rs_t.next())
{
String id_t = rs_t.getString("id");
s4.push(id_t);
v_child.add(id_t);
}
}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs_t!=null)try{ stmt = rs_t.getStatement(); rs_t.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
}
}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs4!=null)try{ stmt = rs4.getStatement(); rs4.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
}
}
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
//檢索文章編號(hào)
sql = "";
for(int i=0;i<v_menu.size();i++)
{
if(!sql.equals(""))sql += " union ";
sql += "select id from news.article where whichtable='1' and ifshow='1' and ORGANID='00000000000000000000' and menuid="+(String)v_menu.get(i);
}
for(int i=0;i<v_child.size();i++)
{
if(!sql.equals(""))sql += " union ";
sql += "select id from news.article where whichtable='0' and ifshow='1' and ORGANID='00000000000000000000' and menuid="+(String)v_child.get(i);
}
sql = "select id,title,addtime,hits from news.article where id in ("+sql+") order by edittime desc";
rs = selectRecord(sql);
int i = 0;
ResultSetMetaData rsmd = rs.getMetaData();
int cols = 0;
cols = rsmd.getColumnCount();
while(rs.next())
{
Hashtable hash = new Hashtable();
for(i=1;i<=cols;i++)
{
String field = ds.toString(rsmd.getColumnName(i));
String value = ds.toString(rs.getString(i));
hash.put(field,value);
}
v_article.add(hash);//把文章信息存入
i++;
if(i==num)break;
}
}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle1(String id1,String menu2)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
return v_article;
}
//根據(jù)一級(jí)菜單下的取得文章------------------------------------------------------------------------
public Vector getArticle(String id1,String menu2,int cur,int records)
{
Vector v_menu = new Vector();
Vector v_article = new Vector();
if(id1.equals(""))
return v_article;
//檢索菜單表編號(hào)
String sql = "select num from news.nb_zyszb where id=20";
ResultSet rs = null;
Statement stmt = null;
try{
int num = records;
if(num==0)
{
rs = selectRecord(sql);
if(rs.next())
num = rs.getInt(1);
}
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
sql = "select ID from news.Menu where Id3!=0 and Id1="+id1+" and MENU2='"+menu2+"'";
rs = selectRecord(sql);
while(rs.next())
{
v_menu.add(rs.getString("ID"));
}
if(v_menu.isEmpty()) return v_menu;
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
//檢索子菜單表編號(hào)
sql = "select ID from news.menuchild where isthis=0 and IDPARENT in (select ID from news.Menu where Id3!=0 and Id1="+id1+" and MENU2='"+menu2+"')";
rs = selectRecord(sql);
Vector v_child = new Vector();
while(rs.next())
{
String id4 = rs.getString("ID");
v_child.add(id4);
Stack s4 = new Stack();
s4.push(id4);
while(!s4.empty())//當(dāng)有孩子節(jié)點(diǎn)時(shí)繼續(xù)搜索
{
id4 = (String)s4.pop();
sql = "select count(id) from news.menuchild where isthis=1 and IDPARENT="+id4;
ResultSet rs4 = selectRecord(sql);
int count = 0;
try{
if(rs4.next())
count = rs4.getInt(1);
if(count>0)
{
sql = "select id from news.menuchild where isthis=1 and IDPARENT="+id4;
ResultSet rs_t = selectRecord(sql);
try{
while(rs_t.next())
{
String id_t = rs_t.getString("id");
s4.push(id_t);
v_child.add(id_t);
}
}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs_t!=null) try{ stmt = rs_t.getStatement(); rs_t.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
}
}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs4!=null)try{ stmt = rs4.getStatement(); rs4.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
}
}
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
//檢索文章編號(hào)
sql = "";
for(int i=0;i<v_menu.size();i++)
{
if(!sql.equals(""))sql += " union ";
sql += "select id from news.article where whichtable='1' and ifshow='1' and ORGANID='00000000000000000000' and menuid="+(String)v_menu.get(i);
}
for(int i=0;i<v_child.size();i++)
{
if(!sql.equals(""))sql += " union ";
sql += "select id from news.article where whichtable='0' and ifshow='1' and ORGANID='00000000000000000000' and menuid="+(String)v_child.get(i);
}
//計(jì)算總頁數(shù)
rs = selectRecord("select count(id) from news.article where id in ("+sql+") order by edittime desc");
rs.next();
int rows = rs.getInt(1);
int sum = rows/records;
if(rows%records!=0||rows==0)sum++;
v_article.add(""+sum);
v_article.add(""+rows);
int pos = (cur-1)*records+1;
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
sql = "select id,title,addtime,hits from news.article where id in ("+sql+") order by edittime desc";
rs = selectRecord(sql);
int i = 0;
ResultSetMetaData rsmd = rs.getMetaData();
int cols = 0;
cols = rsmd.getColumnCount();
while(rs.next())
{
i++;
if(i<pos)continue;
Hashtable hash = new Hashtable();
for(int j=1;j<=cols;j++)
{
String field = ds.toString(rsmd.getColumnName(j));
String value = ds.toString(rs.getString(j));
hash.put(field,value);
}
v_article.add(hash);//把焦點(diǎn)文章信息存入
if((v_article.size()-2)==num)break;
if(i==rows)break;
}
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
//if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
//if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id1,String menu2,int cur,int records)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id)關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getArticle(String id)關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
return v_article;
}
//生三級(jí)以下成樹并返回根節(jié)點(diǎn)--------------------------------------------------------------------
public Vector buildTree()
{
Vector vt = new Vector();
String sql =" Select * from news.MENU Where ID1 = "+id1+" and ID2 = "+id2+" and ID3 = 0";
ResultSet rs1 = selectRecord(sql);
Statement stmt = null;
try{
ResultSetMetaData rsmd1 = rs1.getMetaData();
int cols1 = rsmd1.getColumnCount();
if(rs1.next())
{
Hashtable hash1 = new Hashtable();
for (int i1 = 1; i1 <= cols1; i1++)
{
String field1 = ds.toString(rsmd1.getColumnName(i1));
String value1 = ds.toString(rs1.getString(i1));
hash1.put(field1, value1);
}
DefaultMutableTreeNode root1 = new DefaultMutableTreeNode(hash1);//生成二級(jí)節(jié)點(diǎn)，二級(jí)版面
sql = "select * from news.menu where id1="+id1+" and id2="+id2+" and id3!=0 order by id3";
ResultSet rs2 = selectRecord(sql);
MenuChildBean mcb = null;
try{
ResultSetMetaData rsmd2 = rs2.getMetaData();
int cols2 = rsmd2.getColumnCount();
mcb = new MenuChildBean();
while(rs2.next())
{
Hashtable hash2 = new Hashtable();
for (int i2 = 1; i2 <= cols2; i2++)
{
String field2 = ds.toString(rsmd2.getColumnName(i2));
String value2 = ds.toString(rs2.getString(i2));
hash2.put(field2, value2);
}
DefaultMutableTreeNode root2 = new DefaultMutableTreeNode(hash2);//生成三級(jí)節(jié)點(diǎn)，三級(jí)版面
String str = (String)hash2.get("ID");
mcb.setParentID(Integer.parseInt(str));
Vector child = mcb.buildTree();
if(child.size()!=0)
{
for(int a=0;a<child.size();a++)
{
DefaultMutableTreeNode root3 = (DefaultMutableTreeNode)child.get(a);
root2.add(root3);
}
}
root1.add(root2);
}
vt.add(root1);
}catch(Exception e){System.out.println("MainBean.buildTree()運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(mcb!=null) mcb.closeConn();
if(rs2!=null)try{ stmt = rs2.getStatement(); rs2.close();}catch(Exception e){System.out.println("MainBean.buildTree()關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.buildTree()關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
}
}catch(Exception e){System.out.println("MainBean.buildTree()運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs1!=null)try{ stmt = rs1.getStatement(); rs1.close();}catch(Exception e){System.out.println("MainBean.buildTree()關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.buildTree()關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
return vt;
}
//取得所有首頁圖片新聞-------------------------------------------------------------------------------
public Vector getPicNew()
{
Vector vect = new Vector();
String sql = "";
sql = " select * from news.ARTICLE where IFSHOW = '1' and IFIMG='1' and IFHEAD='1' and ORGANID='00000000000000000000' order by edittime desc";
ResultSet rs = selectRecord(sql);
Statement stmt = null;
try
{
//取得列數(shù)和列名
ResultSetMetaData rsmd = rs.getMetaData();
int cols = rsmd.getColumnCount();
while(rs.next())
{
Hashtable hash = new Hashtable();
for(int i=1;i<=cols;i++)
{
String field = ds.toString(rsmd.getColumnName(i));
String value = ds.toString(rs.getString(i));
hash.put(field,value);
}
vect.add(hash);
}
}catch(Exception e){System.out.println("MainBean.getPicNew()運(yùn)行時(shí)出錯(cuò)："+e);}
finally{
if(rs!=null)try{ stmt = rs.getStatement(); rs.close();}catch(Exception e){System.out.println("MainBean.getPicNew()關(guān)閉記錄集rs時(shí)出錯(cuò)"+e);}
if(stmt!=null) try{stmt.close();}catch(Exception e){System.out.println("MainBean.getPicNew()關(guān)閉聲明時(shí)statement出錯(cuò)"+e);}
}
return vect;
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