SQL创建拼接工具代码,MSSQL代码库,德仔网

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代码分类
【MSSQL】 SQL创建拼接工具
作者:金马超 / 发布于2015/8/3/ 1059
如果是使用JDBC进行开发，难免需要组装SQL，各种判断十分丑陋，insert、update和select三种已经完成，delete未编写

	package com.github.sqlcteator;
	
	import static com.github.sqlcteator.util.StrUtil.isEmpty;
	import static com.github.sqlcteator.util.StrUtil.isNotEmpty;
	
	import java.sql.SQLException;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.List;
	import java.util.Map;
	
	import org.apache.commons.dbutils.BasicRowProcessor;
	import org.apache.commons.dbutils.GenerousBeanProcessor;
	import org.apache.commons.dbutils.RowProcessor;
	import org.apache.commons.dbutils.handlers.BeanHandler;
	import org.apache.commons.dbutils.handlers.BeanListHandler;
	import org.apache.commons.dbutils.handlers.ColumnListHandler;
	import org.apache.commons.dbutils.handlers.MapHandler;
	import org.apache.commons.dbutils.handlers.MapListHandler;
	import org.apache.commons.dbutils.handlers.ScalarHandler;
	import org.apache.commons.lang3.StringUtils;
	
	import com.github.sqlcteator.condition.OrderBy;
	import com.github.sqlcteator.mapping.MappingDb;
	import com.github.sqlcteator.util.StrUtil;
	import com.google.common.base.Joiner;
	
	/**
	* SQL SELECT查询器
	*
	* @Author 杨健/YangJian
	* @Date 2015年7月16日 下午3:21:32
	*/
	public class Query {
	
	 private final StringBuilder sql;
	 private final List<Object> parameters;
	 private final List<OrderBy> orders;
	 private boolean isDubeg = true;
	 private Class<?> clazz;
	
	 public void setDubeg(boolean isDubeg) {
	 this.isDubeg = isDubeg;
	 }
	
	 public Query() {
	 this.sql = new StringBuilder();
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public Query(Class<?> clazz) {
	 this.clazz = clazz;
	 String table = MappingDb.camelToUnderscore(clazz.getSimpleName());
	 this.sql = new StringBuilder(" select * from ").append(table).append(" where 1=1 ");
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public Query(String sql) {
	 this.sql = new StringBuilder(sql);
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public static Query selectAll(String table) {
	 return new Query(" select * from ").append(table).append(" where 1=1 ");
	 }
	
	 public static Query select(String table, String... columnNames) {
	 Query sql = new Query(" select ");
	 sql.append(StringUtils.join(columnNames, ","));
	 sql.append(" from ");
	 sql.append(table);
	 sql.append(" where 1=1 ");
	 return sql;
	 }
	
	 /**
	 * 直接拼接sql片段
	 *
	 * @param segment
	 * sql片段
	 * @return
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月16日 上午10:52:11
	 * @Version 1.0.0
	 */
	 public Query append(String segment) {
	 if (isEmpty(segment))
	 return this;
	
	 sql.append(segment);
	 return this;
	 }
	
	 @Override
	 public String toString() {
	 return sql.toString();
	 }
	
	 public List<Object> getParameters() {
	 return parameters;
	 }
	
	 public Query setParameters(Object parameter) {
	 if (isEmpty(parameter))
	 return this;
	 parameters.add(parameter);
	 return this;
	 }
	
	 public Query setParameters(List<Object> parameter) {
	 if (isEmpty(parameter))
	 return this;
	 parameters.addAll(parameter);
	 return this;
	 }
	
	 /**
	 * 拼接SQL查询条件（and）
	 *
	 * @param sql
	 * @param params
	 * 保存参数值
	 * @param columnName
	 * 字段
	 * @param value
	 * 参数值
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年6月30日 上午11:46:48
	 * @Version 1.0.0
	 */
	 public Query eq(String columnName, Object value) {
	
	 if (isEmpty(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" = ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /** 不相等 */
	 public Query notEq(String columnName, Object value) {
	 if (isEmpty(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" <> ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 不加单引号
	 *
	 * @param columnName
	 * @param value
	 * @return
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月19日 下午2:52:52
	 * @Version 1.0.0
	 */
	 public Query in(String columnName, Object value) {
	 return in(columnName, value, false);
	 }
	
	 /**
	 * in
	 *
	 * @param sql
	 * @param columnName
	 * @param value
	 * "WallLatticeStatus_2", "WallLatticeStatus_1" 或 Lists.newArrayList("WallLatticeStatus_2",
	 * "WallLatticeStatus_1");
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月15日 下午5:22:49
	 * @Version 1.0.0
	 */
	 public Query in(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	
	 if (isEmpty(value) || "null".equals(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" in ( ").append(value).append(" )");
	 return this;
	 }
	
	 /**
	 * not in
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 值集合
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return
	 */
	 public Query notIn(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	
	 if (isEmpty(value) || "null".equals(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" not in ( ").append(value).append(" )");
	 return this;
	 }
	
	 /** 空 */
	 public Query isNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" is null ");
	 return this;
	 }
	
	 /** 非空 */
	 public Query isNotNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" is not null ");
	 return this;
	 }
	
	 public Query or(String columnName, Object value) {
	 if (isEmpty(columnName))
	 return this;
	 if (isEmpty(value))
	 return this;
	 sql.append(" or ").append(columnName).append(" = ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 模糊匹配
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query like(String columnName, String value) {
	 if (isEmpty(value))
	 return this;
	 if (value.indexOf("%") < 0)
	 value = StringUtils.join("'%", value, "%'");
	
	 sql.append(" and ").append(columnName).append(" like ").append(value);
	 return this;
	 }
	
	 /**
	 * 时间区间查询
	 *
	 * @param columnName
	 * 属性名称
	 * @param lo
	 * 日期属性起始值
	 * @param go
	 * 日期属性结束值
	 * @return
	 */
	 public Query between(String columnName, String lo, String go) {
	 if (isNotEmpty(lo) && isNotEmpty(go)) {
	 return this;
	 }
	
	 if (isNotEmpty(lo) && isEmpty(go)) {
	 sql.append(" and ").append(columnName).append(" >= ? ");
	 setParameters(lo);
	 return this;
	 }
	
	 if (isEmpty(lo) && isNotEmpty(go)) {
	 sql.append(" and ").append(columnName).append(" <= ? ");
	 setParameters(go);
	 return this;
	 }
	
	 sql.append(" between ? and ? ");
	 setParameters(lo);
	 setParameters(go);
	 return this;
	 }
	
	 public Query between(String columnName, Number lo, Number go) {
	 if (isNotEmpty(lo))
	 ge(columnName, lo);
	
	 if (isNotEmpty(go))
	 le(columnName, go);
	
	 return this;
	 }
	
	 /**
	 * 小于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query le(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" <= ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 小于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query lt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" < ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query ge(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" >= ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query gt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" > ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 排序
	 *
	 * @param order
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月28日 下午3:41:43
	 * @Version 1.0.0
	 */
	 public Query orderBy(OrderBy order) {
	 if (isEmpty(order)) {
	 return this;
	 }
	 this.orders.add(order);
	 return this;
	 }
	
	 public Query limit(int start, int limit) {
	 sql.append(" limit ? offset ? ");
	 parameters.add(limit);
	 parameters.add(start);
	 return this;
	 }
	
	 /** 排序 */
	 private void appendOrderBy() {
	 if (isEmpty(orders)) {
	 return;
	 }
	 sql.append(" order by ");
	
	 int size = orders.size();
	
	 for (int i = 0; i < size; i++) {
	 sql.append(orders.get(i).toString());
	 if (i < size - 1) {
	 sql.append(",");
	 }
	 }
	 }
	
	 public static <T> BeanHandler<T> getBeanHandler(Class<T> clazz) {
	 RowProcessor rowProcessor = new BasicRowProcessor(new GenerousBeanProcessor());
	 BeanHandler<T> bh = new BeanHandler<T>(clazz, rowProcessor);
	 return bh;
	 }
	
	 public static <T> BeanListHandler<T> getBeanListHandler(Class<T> clazz) {
	 RowProcessor rowProcessor = new BasicRowProcessor(new GenerousBeanProcessor());
	 BeanListHandler<T> bh = new BeanListHandler<T>(clazz, rowProcessor);
	 return bh;
	 }
	
	 public Long getCount() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 ScalarHandler<Long> handler = new ScalarHandler<Long>(1);
	 Long count = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), handler, parameters.toArray());
	 debug(count);
	 return count;
	 }
	
	 public <T> T getCount(ScalarHandler<T> sh) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 T count = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), sh, parameters.toArray());
	 debug(count);
	 return count;
	 }
	
	 public Map<String, Object> map() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 appendOrderBy();
	 Map<String, Object> map = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), new MapHandler(),
	 parameters.toArray());
	 debug(map);
	 return map;
	 }
	
	 public List<Map<String, Object>> listmap() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 appendOrderBy();
	 List<Map<String, Object>> map = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(),
	 new MapListHandler(), parameters.toArray());
	 debug(map);
	 return map;
	 }
	
	 @SuppressWarnings("unchecked")
	 public <T> T singleResult() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 if (isEmpty(clazz)) {
	 throw new IllegalArgumentException("Not set clazz!");
	 }
	
	 BeanHandler<T> beanHandler = (BeanHandler<T>) getBeanHandler(clazz);
	 T list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanHandler, parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 @SuppressWarnings("unchecked")
	 public <T> List<T> list() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 if (isEmpty(clazz)) {
	 throw new IllegalArgumentException("Not set clazz!");
	 }
	
	 appendOrderBy();
	
	 BeanListHandler<T> beanListHandler = (BeanListHandler<T>) getBeanListHandler(clazz);
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanListHandler,
	 parameters.toArray());
	
	 debug(list);
	 return list;
	 }
	
	 public <T> T singleResult(Class<T> clazz) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 BeanHandler<T> beanHandler = getBeanHandler(clazz);
	 T list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanHandler, parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 public <T> List<T> list(Class<T> clazz) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 appendOrderBy();
	
	 BeanListHandler<T> beanListHandler = getBeanListHandler(clazz);
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanListHandler,
	 parameters.toArray());
	
	 debug(list);
	 return list;
	 }
	
	 public <T> List<T> list(ColumnListHandler<T> columnListHandler) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 appendOrderBy();
	
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), columnListHandler,
	 parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 private void debug(Object result) {
	
	 if (!isDubeg) {
	 return;
	 }
	
	 System.out.println("SQL=" + sql.toString());
	 System.out.println("SQL Parameters=" + parameters.toArray());
	 System.out.println("SQL Value=" + result);
	 }
	
	}
	2. [文件] Query.java ~ 14KB 下载(2)
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	package com.github.sqlcteator;
	
	import static com.github.sqlcteator.util.StrUtil.isEmpty;
	import static com.github.sqlcteator.util.StrUtil.isNotEmpty;
	
	import java.sql.SQLException;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.List;
	import java.util.Map;
	
	import org.apache.commons.dbutils.BasicRowProcessor;
	import org.apache.commons.dbutils.GenerousBeanProcessor;
	import org.apache.commons.dbutils.RowProcessor;
	import org.apache.commons.dbutils.handlers.BeanHandler;
	import org.apache.commons.dbutils.handlers.BeanListHandler;
	import org.apache.commons.dbutils.handlers.ColumnListHandler;
	import org.apache.commons.dbutils.handlers.MapHandler;
	import org.apache.commons.dbutils.handlers.MapListHandler;
	import org.apache.commons.dbutils.handlers.ScalarHandler;
	import org.apache.commons.lang3.StringUtils;
	
	import com.github.sqlcteator.condition.OrderBy;
	import com.github.sqlcteator.mapping.MappingDb;
	import com.github.sqlcteator.util.StrUtil;
	import com.google.common.base.Joiner;
	
	/**
	* SQL SELECT查询器
	*
	* @Author 杨健/YangJian
	* @Date 2015年7月16日 下午3:21:32
	*/
	public class Query {
	
	 private final StringBuilder sql;
	 private final List<Object> parameters;
	 private final List<OrderBy> orders;
	 private boolean isDubeg = true;
	 private Class<?> clazz;
	
	 public void setDubeg(boolean isDubeg) {
	 this.isDubeg = isDubeg;
	 }
	
	 public Query() {
	 this.sql = new StringBuilder();
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public Query(Class<?> clazz) {
	 this.clazz = clazz;
	 String table = MappingDb.camelToUnderscore(clazz.getSimpleName());
	 this.sql = new StringBuilder(" select * from ").append(table).append(" where 1=1 ");
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public Query(String sql) {
	 this.sql = new StringBuilder(sql);
	 this.orders = new ArrayList<OrderBy>();
	 this.parameters = new ArrayList<Object>();
	 }
	
	 public static Query selectAll(String table) {
	 return new Query(" select * from ").append(table).append(" where 1=1 ");
	 }
	
	 public static Query select(String table, String... columnNames) {
	 Query sql = new Query(" select ");
	 sql.append(StringUtils.join(columnNames, ","));
	 sql.append(" from ");
	 sql.append(table);
	 sql.append(" where 1=1 ");
	 return sql;
	 }
	
	 /**
	 * 直接拼接sql片段
	 *
	 * @param segment
	 * sql片段
	 * @return
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月16日 上午10:52:11
	 * @Version 1.0.0
	 */
	 public Query append(String segment) {
	 if (isEmpty(segment))
	 return this;
	
	 sql.append(segment);
	 return this;
	 }
	
	 @Override
	 public String toString() {
	 return sql.toString();
	 }
	
	 public List<Object> getParameters() {
	 return parameters;
	 }
	
	 public Query setParameters(Object parameter) {
	 if (isEmpty(parameter))
	 return this;
	 parameters.add(parameter);
	 return this;
	 }
	
	 public Query setParameters(List<Object> parameter) {
	 if (isEmpty(parameter))
	 return this;
	 parameters.addAll(parameter);
	 return this;
	 }
	
	 /**
	 * 拼接SQL查询条件（and）
	 *
	 * @param sql
	 * @param params
	 * 保存参数值
	 * @param columnName
	 * 字段
	 * @param value
	 * 参数值
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年6月30日 上午11:46:48
	 * @Version 1.0.0
	 */
	 public Query eq(String columnName, Object value) {
	
	 if (isEmpty(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" = ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /** 不相等 */
	 public Query notEq(String columnName, Object value) {
	 if (isEmpty(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" <> ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 不加单引号
	 *
	 * @param columnName
	 * @param value
	 * @return
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月19日 下午2:52:52
	 * @Version 1.0.0
	 */
	 public Query in(String columnName, Object value) {
	 return in(columnName, value, false);
	 }
	
	 /**
	 * in
	 *
	 * @param sql
	 * @param columnName
	 * @param value
	 * "WallLatticeStatus_2", "WallLatticeStatus_1" 或 Lists.newArrayList("WallLatticeStatus_2",
	 * "WallLatticeStatus_1");
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月15日 下午5:22:49
	 * @Version 1.0.0
	 */
	 public Query in(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	
	 if (isEmpty(value) || "null".equals(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" in ( ").append(value).append(" )");
	 return this;
	 }
	
	 /**
	 * not in
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 值集合
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return
	 */
	 public Query notIn(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	
	 if (isEmpty(value) || "null".equals(value))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" not in ( ").append(value).append(" )");
	 return this;
	 }
	
	 /** 空 */
	 public Query isNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" is null ");
	 return this;
	 }
	
	 /** 非空 */
	 public Query isNotNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 sql.append(" and ").append(columnName).append(" is not null ");
	 return this;
	 }
	
	 public Query or(String columnName, Object value) {
	 if (isEmpty(columnName))
	 return this;
	 if (isEmpty(value))
	 return this;
	 sql.append(" or ").append(columnName).append(" = ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 模糊匹配
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query like(String columnName, String value) {
	 if (isEmpty(value))
	 return this;
	 if (value.indexOf("%") < 0)
	 value = StringUtils.join("'%", value, "%'");
	
	 sql.append(" and ").append(columnName).append(" like ").append(value);
	 return this;
	 }
	
	 /**
	 * 时间区间查询
	 *
	 * @param columnName
	 * 属性名称
	 * @param lo
	 * 日期属性起始值
	 * @param go
	 * 日期属性结束值
	 * @return
	 */
	 public Query between(String columnName, String lo, String go) {
	 if (isNotEmpty(lo) && isNotEmpty(go)) {
	 return this;
	 }
	
	 if (isNotEmpty(lo) && isEmpty(go)) {
	 sql.append(" and ").append(columnName).append(" >= ? ");
	 setParameters(lo);
	 return this;
	 }
	
	 if (isEmpty(lo) && isNotEmpty(go)) {
	 sql.append(" and ").append(columnName).append(" <= ? ");
	 setParameters(go);
	 return this;
	 }
	
	 sql.append(" between ? and ? ");
	 setParameters(lo);
	 setParameters(go);
	 return this;
	 }
	
	 public Query between(String columnName, Number lo, Number go) {
	 if (isNotEmpty(lo))
	 ge(columnName, lo);
	
	 if (isNotEmpty(go))
	 le(columnName, go);
	
	 return this;
	 }
	
	 /**
	 * 小于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query le(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" <= ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 小于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query lt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" < ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query ge(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" >= ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Query gt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 sql.append(" and ").append(columnName).append(" > ? ");
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 排序
	 *
	 * @param order
	 * @return Query
	 * @Author 杨健/YangJian
	 * @Date 2015年7月28日 下午3:41:43
	 * @Version 1.0.0
	 */
	 public Query orderBy(OrderBy order) {
	 if (isEmpty(order)) {
	 return this;
	 }
	 this.orders.add(order);
	 return this;
	 }
	
	 public Query limit(int start, int limit) {
	 sql.append(" limit ? offset ? ");
	 parameters.add(limit);
	 parameters.add(start);
	 return this;
	 }
	
	 /** 排序 */
	 private void appendOrderBy() {
	 if (isEmpty(orders)) {
	 return;
	 }
	 sql.append(" order by ");
	
	 int size = orders.size();
	
	 for (int i = 0; i < size; i++) {
	 sql.append(orders.get(i).toString());
	 if (i < size - 1) {
	 sql.append(",");
	 }
	 }
	 }
	
	 public static <T> BeanHandler<T> getBeanHandler(Class<T> clazz) {
	 RowProcessor rowProcessor = new BasicRowProcessor(new GenerousBeanProcessor());
	 BeanHandler<T> bh = new BeanHandler<T>(clazz, rowProcessor);
	 return bh;
	 }
	
	 public static <T> BeanListHandler<T> getBeanListHandler(Class<T> clazz) {
	 RowProcessor rowProcessor = new BasicRowProcessor(new GenerousBeanProcessor());
	 BeanListHandler<T> bh = new BeanListHandler<T>(clazz, rowProcessor);
	 return bh;
	 }
	
	 public Long getCount() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 ScalarHandler<Long> handler = new ScalarHandler<Long>(1);
	 Long count = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), handler, parameters.toArray());
	 debug(count);
	 return count;
	 }
	
	 public <T> T getCount(ScalarHandler<T> sh) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 T count = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), sh, parameters.toArray());
	 debug(count);
	 return count;
	 }
	
	 public Map<String, Object> map() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 appendOrderBy();
	 Map<String, Object> map = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), new MapHandler(),
	 parameters.toArray());
	 debug(map);
	 return map;
	 }
	
	 public List<Map<String, Object>> listmap() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 appendOrderBy();
	 List<Map<String, Object>> map = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(),
	 new MapListHandler(), parameters.toArray());
	 debug(map);
	 return map;
	 }
	
	 @SuppressWarnings("unchecked")
	 public <T> T singleResult() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 if (isEmpty(clazz)) {
	 throw new IllegalArgumentException("Not set clazz!");
	 }
	
	 BeanHandler<T> beanHandler = (BeanHandler<T>) getBeanHandler(clazz);
	 T list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanHandler, parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 @SuppressWarnings("unchecked")
	 public <T> List<T> list() throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 if (isEmpty(clazz)) {
	 throw new IllegalArgumentException("Not set clazz!");
	 }
	
	 appendOrderBy();
	
	 BeanListHandler<T> beanListHandler = (BeanListHandler<T>) getBeanListHandler(clazz);
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanListHandler,
	 parameters.toArray());
	
	 debug(list);
	 return list;
	 }
	
	 public <T> T singleResult(Class<T> clazz) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	 BeanHandler<T> beanHandler = getBeanHandler(clazz);
	 T list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanHandler, parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 public <T> List<T> list(Class<T> clazz) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 appendOrderBy();
	
	 BeanListHandler<T> beanListHandler = getBeanListHandler(clazz);
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), beanListHandler,
	 parameters.toArray());
	
	 debug(list);
	 return list;
	 }
	
	 public <T> List<T> list(ColumnListHandler<T> columnListHandler) throws SQLException {
	 if (isEmpty(sql)) {
	 return null;
	 }
	
	 appendOrderBy();
	
	 List<T> list = ConnectionUtils.getRunnerWithDataSource().query(sql.toString(), columnListHandler,
	 parameters.toArray());
	 debug(list);
	 return list;
	 }
	
	 private void debug(Object result) {
	
	 if (!isDubeg) {
	 return;
	 }
	
	 System.out.println("SQL=" + sql.toString());
	 System.out.println("SQL Parameters=" + parameters.toArray());
	 System.out.println("SQL Value=" + result);
	 }
	
	}
	3. [文件] Insert.java ~ 9KB 下载(2)
	?
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	package com.github.sqlcteator;
	
	import static com.github.sqlcteator.util.StrUtil.isEmpty;
	
	import java.sql.Connection;
	import java.sql.SQLException;
	import java.sql.Timestamp;
	import java.util.Collections;
	import java.util.Date;
	import java.util.LinkedList;
	import java.util.List;
	
	import org.apache.commons.dbutils.handlers.ColumnListHandler;
	import org.apache.commons.lang3.StringUtils;
	
	import com.github.sqlcteator.mapping.MappingDb;
	import com.github.sqlcteator.mapping.MappingField;
	import com.google.common.collect.Lists;
	
	/**
	*
	* @Comment SQL INSERT
	* @Author 杨健/YangJian
	* @Date 2015年7月2日 下午2:32:08
	* @Version 1.0.0
	*/
	public class Insert {
	
	 private String table;
	 private Class<?> clazz;
	 private MappingDb mappingDb;
	 private final List<MappingField> fields;
	 private final List<String> columns;
	 private final List<Object[]> values;
	 private boolean seqBefore = false;
	 private boolean terminated = false;
	 private boolean isPrepareStatement = true;
	 private final StringBuilder sql;
	 private final static ColumnListHandler<Long> rsh = new ColumnListHandler<Long>("id");
	 private boolean isDubeg = false;
	
	 public Insert() {
	 this.sql = new StringBuilder(" INSERT INTO ");
	 this.fields = new LinkedList<>();
	 this.columns = new LinkedList<>();
	 this.values = new LinkedList<>();
	 }
	
	 public Insert(String table) {
	 this();
	 this.table = table;
	 }
	
	 public Insert(Class<?> clazz) {
	 this();
	 this.clazz = clazz;
	 this.mappingDb = new MappingDb(this.clazz);
	 this.table = MappingDb.camelToUnderscore(this.clazz.getSimpleName());
	 if (this.mappingDb.isMapUnderscoreToCamelCase()) {
	 this.table = MappingDb.camelToUnderscore(this.clazz.getSimpleName());
	 } else {
	 this.table = this.clazz.getSimpleName();
	 }
	 this.fields.addAll(this.mappingDb.getFields());
	 this.columns.addAll(this.mappingDb.getColumns());
	 }
	
	 public Insert(Class<?> clazz, boolean mapUnderscoreToCamelCase) {
	 this();
	 this.clazz = clazz;
	 this.mappingDb = new MappingDb(this.clazz);
	 this.mappingDb.setMapUnderscoreToCamelCase(mapUnderscoreToCamelCase);
	 if (mapUnderscoreToCamelCase) {
	 this.table = MappingDb.camelToUnderscore(this.clazz.getSimpleName());
	 } else {
	 this.table = this.clazz.getSimpleName();
	 }
	 this.fields.addAll(this.mappingDb.getFields());
	 this.columns.addAll(this.mappingDb.getColumns());
	 }
	
	 public Insert(Object obj) {
	 this();
	 this.clazz = obj.getClass();
	 this.mappingDb = new MappingDb(obj);
	 if (this.mappingDb.isMapUnderscoreToCamelCase()) {
	 this.table = MappingDb.camelToUnderscore(this.clazz.getSimpleName());
	 } else {
	 this.table = this.clazz.getSimpleName();
	 }
	 this.fields.addAll(this.mappingDb.getFields());
	 this.columns.addAll(this.mappingDb.getColumns());
	 this.values.add(this.mappingDb.getValues());
	 }
	
	 public Insert(Object obj, boolean mapUnderscoreToCamelCase) {
	 this();
	 this.clazz = obj.getClass();
	 this.mappingDb = new MappingDb(obj);
	 this.mappingDb.setMapUnderscoreToCamelCase(mapUnderscoreToCamelCase);
	 if (mapUnderscoreToCamelCase) {
	 this.table = MappingDb.camelToUnderscore(this.clazz.getSimpleName());
	 } else {
	 this.table = this.clazz.getSimpleName();
	 }
	 this.fields.addAll(this.mappingDb.getFields());
	 this.columns.addAll(this.mappingDb.getColumns());
	 this.values.add(this.mappingDb.getValues());
	 }
	
	 public Insert insert(String table) {
	 this.table = table;
	 return this;
	 }
	
	 /**
	 * 设置序列seq前置还是后置，默认后置
	 *
	 * @param seqBefore
	 * @return void
	 * @Author 杨健/YangJian
	 * @Date 2015年7月21日 上午11:38:17
	 * @Version 1.0.0
	 */
	 public void setSeqBefore(boolean seqBefore) {
	 this.seqBefore = seqBefore;
	 }
	
	 public String getSequenceName() {
	 String sequenceName = StringUtils.join(this.table, "_id_seq");
	 if (seqBefore) {
	 sequenceName = StringUtils.join("seq_", this.table, "_id");
	 }
	 return sequenceName.toUpperCase();
	 }
	
	 public Insert append(String expression) {
	 sql.append(expression);
	 return this;
	 }
	
	 public Insert appendLine(String expression) {
	 sql.append(expression);
	 return this;
	 }
	
	 public Insert table(String table) {
	 this.table = table;
	 return this;
	 }
	
	 public Insert columns(String... columns) {
	 Collections.addAll(this.columns, columns);
	 return this;
	 }
	
	 public Insert values(Object... values) {
	 this.values.add(values);
	 return this;
	 }
	
	 public String toString() {
	 toString(true);
	 return sql.toString();
	 }
	
	 public String toString(boolean isPrepareStatement) {
	 this.isPrepareStatement = isPrepareStatement;
	 if (isPrepareStatement) {
	 terminatePrepareStatement();
	 } else {
	 terminate();
	 }
	 return sql.toString();
	 }
	
	 private void terminatePrepareStatement() {
	 if (columns.isEmpty())
	 throw new RuntimeException("No columns informed!");
	 if (values.isEmpty())
	 throw new RuntimeException("No values informed!");
	
	 for (Object[] valueSet : values) {
	 if (valueSet.length != columns.size()) {
	 throw new RuntimeException("Value size different from column size!");
	 }
	 }
	
	 if (!terminated) {
	 this.appendLine(table).append(" ( ").append(StringUtils.join(columns, ", ")).appendLine(" )")
	 .append(" VALUES (");
	
	 for (MappingField field : fields) {
	 if (field.isPrimaryKey() || "id".equalsIgnoreCase(field.getKeyName())) {
	 this.append(StringUtils.join(" nextval ('",
	 field.getSequenceName() == null ? this.getSequenceName() : field.getSequenceName(),
	 "'), "));
	 } else {
	 this.append(StringUtils.join("?", ", "));
	 }
	 }
	 sql.deleteCharAt(sql.length() - 2);
	 sql.append(")");
	 }
	 }
	
	 private void terminate() {
	 if (columns.isEmpty())
	 throw new RuntimeException("No columns informed!");
	 if (values.isEmpty())
	 throw new RuntimeException("No values informed!");
	
	 for (Object[] valueSet : values) {
	 if (valueSet.length != columns.size()) {
	 throw new RuntimeException("Value size different from column size!");
	 }
	 }
	
	 if (!terminated) {
	 this.appendLine(table).append(" ( ").append(StringUtils.join(columns, ", ")).appendLine(" )")
	 .append("VALUES ").append(StringUtils.join(getSqlValues(), ", "));
	 }
	 }
	
	 public Object[] getColumns() {
	 Object[] result = new Object[values.size()];
	 for (int i = 0; i < result.length; i++) {
	 result[i] = values.get(i);
	 }
	 return columns.toArray();
	 }
	
	 public Object[] getValues() {
	 List<Object> v = Lists.newArrayList();
	 for (Object[] v2 : values) {
	 for (Object value : v2) {
	 if (isPrepareStatement && value != null && value.toString().startsWith("nextval")) {
	 continue;
	 } else if (value != null && value instanceof Date) {
	 Date date = (Date) value;
	 v.add(new Timestamp(date.getTime()));
	 } else {
	 v.add(value);
	 }
	 }
	 }
	 return v.toArray();
	 }
	
	 private String[] getSqlValues() {
	 String[] result = new String[values.size()];
	 for (int i = 0; i < result.length; i++) {
	 Object[] objs = values.get(i);
	 result[i] = toValue(objs);
	 }
	 return result;
	 }
	
	 private String toValue(Object[] objs) {
	 String[] result = new String[objs.length];
	
	 for (int i = 0; i < result.length; i++) {
	 if (objs[i] instanceof String) {
	 if (objs[i].toString().startsWith("nextval")) {
	 result[i] = objs[i].toString();
	 } else {
	 result[i] = StringUtils.join("'", objs[i].toString(), "'");
	 }
	 } else if (objs[i] instanceof Date) {
	 Date date = (Date) objs[i];
	 result[i] = "'" + new Timestamp(date.getTime()) + "'";
	 } else {
	 result[i] = objs[i] == null ? "null" : objs[i].toString();
	 }
	 }
	 return "(" + StringUtils.join(result, ", ") + ")";
	 }
	
	 public List<Long> save(Connection connection) throws SQLException {
	 List<Long> result = ConnectionUtils.getRunner().insert(connection, this.toString(), rsh, this.getValues());
	 debug(result, null);
	 return result;
	 }
	
	 public <T> List<T> save(Connection connection, ColumnListHandler<T> columnlisthandler) throws SQLException {
	 List<T> result = ConnectionUtils.getRunner().insert(connection, this.toString(), columnlisthandler,
	 this.getValues());
	 debug(result, null);
	 return result;
	 }
	
	 public List<Long> insertBatch(Connection connection, String sql, Object[][] batchParams) throws SQLException {
	 List<Long> result = ConnectionUtils.getRunner().insertBatch(connection, sql, rsh, batchParams);
	 debug(result, sql);
	 return result;
	 }
	
	 public List<Long> save(Connection connection, String sql) throws SQLException {
	 List<Long> result = ConnectionUtils.getRunner().insert(connection, sql, rsh, this.getValues());
	 debug(result, sql);
	 return result;
	 }
	
	 public List<Long> save(Connection connection, String sql, Object[] values) throws SQLException {
	 List<Long> result = ConnectionUtils.getRunner().insert(connection, sql, rsh, values);
	 debug(result, sql);
	 return result;
	 }
	
	 public void setDubeg(boolean isDubeg) {
	 this.isDubeg = isDubeg;
	 }
	
	 private void debug(Object result, String sql) {
	 if (!isDubeg) {
	 return;
	 }
	 if (isEmpty(sql)) {
	 System.out.println("SQL=" + this.toString());
	 } else {
	 System.out.println("SQL=" + sql);
	 }
	 System.out.println("SQL Parameters=" + this.getValues());
	 System.out.println("SQL Value=" + result);
	 }
	}
	4. [文件] Update.java ~ 9KB 下载(2)
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	package com.github.sqlcteator;
	
	import static com.github.sqlcteator.util.StrUtil.isEmpty;
	import static com.github.sqlcteator.util.StrUtil.isNotEmpty;
	
	import java.sql.Connection;
	import java.sql.SQLException;
	import java.sql.Timestamp;
	import java.util.Collection;
	import java.util.Date;
	import java.util.Iterator;
	import java.util.LinkedList;
	import java.util.List;
	
	import org.apache.commons.lang3.StringUtils;
	
	import com.github.sqlcteator.util.StrUtil;
	import com.google.common.base.Joiner;
	
	/**
	* SQL UPDATE 更新
	*
	* @Author 杨健/YangJian
	* @Date 2015年7月21日 上午10:15:32
	*/
	public class Update {
	
	 private boolean terminated = false;
	
	 private String table;
	
	 private Collection<String> conditions;
	
	 private final List<String> columns;
	
	 private final List<Object> parameters;
	
	 private final StringBuilder sql;
	
	 public Update() {
	 this.sql = new StringBuilder(" update ");
	 this.columns = new LinkedList<>();
	 this.parameters = new LinkedList<>();
	 this.conditions = new LinkedList<>();
	 }
	
	 public Update(String table) {
	 this();
	 this.table = table;
	 }
	
	 public Update table(String table) {
	 this.table = table;
	 return this;
	 }
	
	 public Update set(String column, Object value) {
	 columns.add(column);
	 if (value != null && value instanceof Date) {
	 Date date = (Date) value;
	 value = new Timestamp(date.getTime());
	 }
	 parameters.add(value);
	 return this;
	 }
	
	 /**
	 * 拼接SQL查询条件（and）
	 *
	 * @param sql
	 * @param params
	 * 保存参数值
	 * @param columnName
	 * 字段
	 * @param value
	 * 参数值
	 * @return Update
	 * @Author 杨健/YangJian
	 * @Date 2015年6月30日 上午11:46:48
	 * @Version 1.0.0
	 */
	 public Update eq(String columnName, Object value) {
	
	 if (isEmpty(value))
	 return this;
	
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" = ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 private Update setParameters(Object value) {
	 parameters.add(value);
	 return this;
	 }
	
	 /** 不相等 */
	 public Update notEq(String columnName, Object value) {
	 if (isEmpty(value))
	 return this;
	
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" <> ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * in
	 *
	 * @param sql
	 * @param columnName
	 * @param value
	 * "WallLatticeStatus_2", "WallLatticeStatus_1" 或 Lists.newArrayList("WallLatticeStatus_2",
	 * "WallLatticeStatus_1");
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return Update
	 * @Author 杨健/YangJian
	 * @Date 2015年7月15日 下午5:22:49
	 * @Version 1.0.0
	 */
	 public Update in(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" in ( ").append(value)
	 .append(" )").toString());
	 return this;
	 }
	
	 /**
	 * 不加单引号
	 *
	 * @param columnName
	 * @param value
	 * @return
	 * @return Update
	 * @Author 杨健/YangJian
	 * @Date 2015年7月19日 下午2:52:52
	 * @Version 1.0.0
	 */
	 public Update in(String columnName, Object value) {
	 return in(columnName, value, false);
	 }
	
	 /**
	 * not in
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 值集合
	 * @param isQuotationMark
	 * 是否需要引号
	 * @return
	 */
	 public Update notIn(String columnName, Object value, boolean isQuotationMark) {
	 if (isEmpty(value))
	 return this;
	
	 String quotationMark = isQuotationMark == true ? "'" : "";
	 if (value instanceof Collection<?>) {
	 value = StrUtil.strAppend(Joiner.on(",").skipNulls().join((Collection<?>) value), ",", quotationMark);
	 } else {
	 value = StringUtils.join(quotationMark, value, quotationMark);
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" not in ( ").append(value)
	 .append(" )").toString());
	 return this;
	 }
	
	 /** 空 */
	 public Update isNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" is null ").toString());
	 return this;
	 }
	
	 /** 非空 */
	 public Update isNotNull(String columnName) {
	 if (isEmpty(columnName))
	 return this;
	
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" is not null ").toString());
	 return this;
	 }
	
	 public Update or(String columnName, Object value) {
	 if (isEmpty(columnName))
	 return this;
	 if (isEmpty(value))
	 return this;
	 conditions.add(new StringBuilder().append(" or ").append(columnName).append(" = ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 模糊匹配
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Update like(String columnName, String value) {
	 if (isEmpty(value))
	 return this;
	 if (value.indexOf("%") < 0)
	 value = StringUtils.join("'%", value, "%'");
	
	 conditions
	 .add(new StringBuilder().append(" and ").append(columnName).append(" like ").append(value).toString());
	 return this;
	 }
	
	 /**
	 * 时间区间查询
	 *
	 * @param columnName
	 * 属性名称
	 * @param lo
	 * 日期属性起始值
	 * @param go
	 * 日期属性结束值
	 * @return
	 */
	 public Update between(String columnName, String lo, String go) {
	 if (isNotEmpty(lo) && isNotEmpty(go)) {
	 return this;
	 }
	
	 if (isNotEmpty(lo) && isEmpty(go)) {
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" >= ? ").toString());
	 setParameters(lo);
	 return this;
	 }
	
	 if (isEmpty(lo) && isNotEmpty(go)) {
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" <= ? ").toString());
	 setParameters(go);
	 return this;
	 }
	
	 conditions.add(new StringBuilder().append(" between ? and ? ").toString());
	 setParameters(lo);
	 setParameters(go);
	 return this;
	 }
	
	 public Update between(String columnName, Number lo, Number go) {
	 if (isNotEmpty(lo))
	 ge(columnName, lo);
	
	 if (isNotEmpty(go))
	 le(columnName, go);
	
	 return this;
	 }
	
	 /**
	 * 小于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Update le(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" <= ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 小于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Update lt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" < ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于等于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Update ge(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" >= ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 /**
	 * 大于
	 *
	 * @param columnName
	 * 属性名称
	 * @param value
	 * 属性值
	 */
	 public Update gt(String columnName, Number value) {
	 if (isEmpty(value)) {
	 return this;
	 }
	 conditions.add(new StringBuilder().append(" and ").append(columnName).append(" > ? ").toString());
	 setParameters(value);
	 return this;
	 }
	
	 private void terminate() {
	 if (columns.isEmpty() || parameters.isEmpty())
	 throw new IllegalArgumentException("Not contains SET statements!");
	
	 if (!terminated) {
	 sql.append(table).append(" set ");
	 int size = columns.size();
	 for (int i = 0; i < size; i++) {
	 sql.append(columns.get(i)).append(" = ? ");
	 if (i < size - 1) {
	 sql.append(",");
	 }
	 }
	 if (!conditions.isEmpty()) {
	 sql.append(" where 1=1 ");
	 Iterator<String> conditionIter = conditions.iterator();
	 while (conditionIter.hasNext()) {
	 String condition = conditionIter.next();
	 sql.append(condition);
	 }
	 }
	
	 terminated = true;
	 }
	 }
	
	 @Override
	 public String toString() {
	 terminate();
	 return sql.toString();
	 }
	
	 public int doUpdate(Connection connection) throws SQLException {
	 System.out.println("SQL=" + this.toString());
	 int update = ConnectionUtils.getRunner().update(connection, this.toString(), parameters.toArray());
	 System.out.println("SQL Value=" + update);
	 return update;
	 }
	
	}
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