java+servlet+mysql实现条件筛选（详情见文件sql脚本）

[{"title":"（ 38 个子文件 1.65MB ） java+servlet+mysql实现条件筛选（详情见文件sql脚本）","children":[{"title":"Querrymore","children":[{"title":"src","children":[{"title":"com","children":[{"title":"sys","children":[{"title":"entity","children":[{"title":"QueryObj.java <span style='color:#111;'> 1.08KB </span>","children":null,"spread":false},{"title":"ProdectDir.java <span style='color:#111;'> 887B </span>","children":null,"spread":false},{"title":"Product.java <span style='color:#111;'> 2.00KB </span>","children":null,"spread":false},{"title":"ProdeuctQueryObj.java <span style='color:#111;'> 1.80KB </span>","children":null,"spread":false}],"spread":true},{"title":"dao","children":[{"title":"ProductDao.java <span style='color:#111;'> 2.78KB </span>","children":null,"spread":false},{"title":"ProductDirDao.java <span style='color:#111;'> 544B </span>","children":null,"spread":false}],"spread":true},{"title":"utils","children":[{"title":"StringUtils.java <span style='color:#111;'> 415B </span>","children":null,"spread":false},{"title":"JDBCUtils.java <span style='color:#111;'> 5.59KB </span>","children":null,"spread":false}],"spread":true},{"title":"test","children":[{"title":"TestServlet.java <span style='color:#111;'> 610B </span>","children":null,"spread":false}],"spread":true},{"title":"servlet","children":[{"title":"ProductServlet.java <span style='color:#111;'> 2.83KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true},{"title":"jdbc.sql <span style='color:#111;'> 1.10KB </span>","children":null,"spread":false},{"title":".classpath <span style='color:#111;'> 841B </span>","children":null,"spread":false},{"title":".mymetadata <span style='color:#111;'> 303B </span>","children":null,"spread":false},{"title":".settings","children":[{"title":"org.eclipse.wst.jsdt.ui.superType.container <span style='color:#111;'> 49B </span>","children":null,"spread":false},{"title":"org.eclipse.wst.common.project.facet.core.xml <span style='color:#111;'> 252B </span>","children":null,"spread":false},{"title":"org.eclipse.wst.jsdt.ui.superType.name <span style='color:#111;'> 6B </span>","children":null,"spread":false},{"title":"org.eclipse.wst.common.component <span style='color:#111;'> 468B </span>","children":null,"spread":false},{"title":".jsdtscope <span style='color:#111;'> 500B </span>","children":null,"spread":false},{"title":"org.eclipse.jdt.core.prefs <span style='color:#111;'> 364B </span>","children":null,"spread":false}],"spread":true},{"title":".myeclipse","children":null,"spread":false},{"title":".project <span style='color:#111;'> 1.71KB </span>","children":null,"spread":false},{"title":"WebRoot","children":[{"title":"META-INF","children":[{"title":"MANIFEST.MF <span style='color:#111;'> 36B </span>","children":null,"spread":false}],"spread":true},{"title":"index.jsp <span style='color:#111;'> 829B </span>","children":null,"spread":false},{"title":"WEB-INF","children":[{"title":"classes","children":[{"title":"com","children":[{"title":"sys","children":[{"title":"entity","children":[{"title":"ProdectDir.class <span style='color:#111;'> 1.49KB </span>","children":null,"spread":false},{"title":"QueryObj.class <span style='color:#111;'> 1.49KB </span>","children":null,"spread":false},{"title":"Product.class <span style='color:#111;'> 2.81KB </span>","children":null,"spread":false},{"title":"ProdeuctQueryObj.class <span style='color:#111;'> 2.01KB </span>","children":null,"spread":false}],"spread":false},{"title":"dao","children":[{"title":"ProductDirDao.class <span style='color:#111;'> 1.03KB </span>","children":null,"spread":false},{"title":"ProductDao.class <span style='color:#111;'> 3.21KB </span>","children":null,"spread":false}],"spread":false},{"title":"utils","children":[{"title":"StringUtils.class <span style='color:#111;'> 569B </span>","children":null,"spread":false},{"title":"JDBCUtils.class <span style='color:#111;'> 4.88KB </span>","children":null,"spread":false}],"spread":false},{"title":"test","children":[{"title":"TestServlet.class <span style='color:#111;'> 822B </span>","children":null,"spread":false}],"spread":false},{"title":"servlet","children":[{"title":"ProductServlet.class <span style='color:#111;'> 3.28KB </span>","children":null,"spread":false}],"spread":false}],"spread":false}],"spread":true}],"spread":true},{"title":"views","children":[{"title":"product","children":[{"title":"list.jsp <span style='color:#111;'> 2.77KB </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"lib","children":[{"title":"mysql-connector-java-5.1.41-bin.jar <span style='color:#111;'> 969.54KB </span>","children":null,"spread":false},{"title":"jstl.jar <span style='color:#111;'> 20.20KB </span>","children":null,"spread":false},{"title":"standard.jar <span style='color:#111;'> 384.04KB </span>","children":null,"spread":false},{"title":"commons-lang3-3.4.jar <span style='color:#111;'> 424.49KB </span>","children":null,"spread":false}],"spread":false},{"title":"web.xml <span style='color:#111;'> 404B </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true}]