diff --git a/111.txt b/111.txt deleted file mode 100644 index ecb8784..0000000 --- a/111.txt +++ /dev/null @@ -1,4 +0,0 @@ -111 -555 -444 -333 \ No newline at end of file diff --git a/DateTimePickerDialog.java b/DateTimePickerDialog.java new file mode 100644 index 0000000..2c47ba4 --- /dev/null +++ b/DateTimePickerDialog.java @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import java.util.Calendar; + +import net.micode.notes.R; +import net.micode.notes.ui.DateTimePicker; +import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener; + +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.text.format.DateFormat; +import android.text.format.DateUtils; + +public class DateTimePickerDialog extends AlertDialog implements OnClickListener { + + private Calendar mDate = Calendar.getInstance(); + private boolean mIs24HourView; + private OnDateTimeSetListener mOnDateTimeSetListener; + private DateTimePicker mDateTimePicker; + + public interface OnDateTimeSetListener { + void OnDateTimeSet(AlertDialog dialog, long date); + } + + public DateTimePickerDialog(Context context, long date) { + super(context); + mDateTimePicker = new DateTimePicker(context); + setView(mDateTimePicker); + mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() { + public void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + mDate.set(Calendar.YEAR, year); + mDate.set(Calendar.MONTH, month); + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + mDate.set(Calendar.MINUTE, minute); + updateTitle(mDate.getTimeInMillis()); + } + }); + mDate.setTimeInMillis(date); + mDate.set(Calendar.SECOND, 0); + mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); + setButton(context.getString(R.string.datetime_dialog_ok), this); + setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); + set24HourView(DateFormat.is24HourFormat(this.getContext())); + updateTitle(mDate.getTimeInMillis()); + } + + public void set24HourView(boolean is24HourView) { + mIs24HourView = is24HourView; + } + + public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) { + mOnDateTimeSetListener = callBack; + } + + private void updateTitle(long date) { + int flag = + DateUtils.FORMAT_SHOW_YEAR | + DateUtils.FORMAT_SHOW_DATE | + DateUtils.FORMAT_SHOW_TIME; + flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR; + setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); + } + + public void onClick(DialogInterface arg0, int arg1) { + if (mOnDateTimeSetListener != null) { + mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); + } + } + +} \ No newline at end of file diff --git a/DropdownMenu.java b/DropdownMenu.java new file mode 100644 index 0000000..613dc74 --- /dev/null +++ b/DropdownMenu.java @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.view.View.OnClickListener; +import android.widget.Button; +import android.widget.PopupMenu; +import android.widget.PopupMenu.OnMenuItemClickListener; + +import net.micode.notes.R; + +public class DropdownMenu { + private Button mButton; + private PopupMenu mPopupMenu; + private Menu mMenu; + + public DropdownMenu(Context context, Button button, int menuId) { + mButton = button; + mButton.setBackgroundResource(R.drawable.dropdown_icon); + mPopupMenu = new PopupMenu(context, mButton); + mMenu = mPopupMenu.getMenu(); + mPopupMenu.getMenuInflater().inflate(menuId, mMenu); + mButton.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + mPopupMenu.show(); + } + }); + } + + public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { + if (mPopupMenu != null) { + mPopupMenu.setOnMenuItemClickListener(listener); + } + } + + public MenuItem findItem(int id) { + return mMenu.findItem(id); + } + + public void setTitle(CharSequence title) { + mButton.setText(title); + } +} diff --git a/README.md b/README.md deleted file mode 100644 index df1813a..0000000 --- a/README.md +++ /dev/null @@ -1,2 +0,0 @@ -# git-test3 - diff --git a/Redis工具类/.keep b/Redis工具类/.keep new file mode 100644 index 0000000..e69de29 diff --git a/Redis工具类/RedisUtil.java b/Redis工具类/RedisUtil.java new file mode 100644 index 0000000..913bcbf --- /dev/null +++ b/Redis工具类/RedisUtil.java @@ -0,0 +1,552 @@ +package com.kuang.utils; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.data.redis.core.RedisTemplate; +import org.springframework.stereotype.Component; +import org.springframework.util.CollectionUtils; + +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.TimeUnit; + +// 在我们真实的分发中，或者你们在公司，一般都可以看到一个公司自己封装RedisUtil +@Component +public final class RedisUtil { + + @Autowired + private RedisTemplate redisTemplate; + + // =============================common============================ + /** + * 指定缓存失效时间 + * @param key 键 + * @param time 时间(秒) + */ + public boolean expire(String key, long time) { + try { + if (time > 0) { + redisTemplate.expire(key, time, TimeUnit.SECONDS); + } + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + /** + * 根据key 获取过期时间 + * @param key 键 不能为null + * @return 时间(秒) 返回0代表为永久有效 + */ + public long getExpire(String key) { + return redisTemplate.getExpire(key, TimeUnit.SECONDS); + } + + + /** + * 判断key是否存在 + * @param key 键 + * @return true 存在 false不存在 + */ + + + /** + * 删除缓存 + * @param key 可以传一个值 或多个 + */ + @SuppressWarnings("unchecked") + public void del(String... key) { + if (key != null && key.length > 0) { + if (key.length == 1) { + redisTemplate.delete(key[0]); + } else { + redisTemplate.delete(CollectionUtils.arrayToList(key)); + } + } + } + + + // ============================String============================= + + /** + * 普通缓存获取 + * @param key 键 + * @return 值 + */ + public Object get(String key) { + return key == null ? null : redisTemplate.opsForValue().get(key); + } + + /** + * 普通缓存放入 + * @param key 键 + * @param value 值 + * @return true成功 false失败 + */ + + public boolean set(String key, Object value) { + try { + redisTemplate.opsForValue().set(key, value); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 普通缓存放入并设置时间 + * @param key 键 + * @param value 值 + * @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期 + * @return true成功 false 失败 + */ + + public boolean set(String key, Object value, long time) { + try { + if (time > 0) { + redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS); + } else { + set(key, value); + } + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 递增 + * @param key 键 + * @param delta 要增加几(大于0) + */ + public long incr(String key, long delta) { + if (delta < 0) { + throw new RuntimeException("递增因子必须大于0"); + } + return redisTemplate.opsForValue().increment(key, delta); + } + + + /** + * 递减 + * @param key 键 + * @param delta 要减少几(小于0) + */ + public long decr(String key, long delta) { + if (delta < 0) { + throw new RuntimeException("递减因子必须大于0"); + } + return redisTemplate.opsForValue().increment(key, -delta); + } + + + // ================================Map================================= + + /** + * HashGet + * @param key 键 不能为null + * @param item 项 不能为null + */ + public Object hget(String key, String item) { + return redisTemplate.opsForHash().get(key, item); + } + + /** + * 获取hashKey对应的所有键值 + * @param key 键 + * @return 对应的多个键值 + */ + public Map hmget(String key) { + return redisTemplate.opsForHash().entries(key); + } + + /** + * HashSet + * @param key 键 + * @param map 对应多个键值 + */ + public boolean hmset(String key, Map map) { + try { + redisTemplate.opsForHash().putAll(key, map); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * HashSet 并设置时间 + * @param key 键 + * @param map 对应多个键值 + * @param time 时间(秒) + * @return true成功 false失败 + */ + public boolean hmset(String key, Map map, long time) { + try { + redisTemplate.opsForHash().putAll(key, map); + if (time > 0) { + expire(key, time); + } + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 向一张hash表中放入数据,如果不存在将创建 + * + * @param key 键 + * @param item 项 + * @param value 值 + * @return true 成功 false失败 + */ + public boolean hset(String key, String item, Object value) { + try { + redisTemplate.opsForHash().put(key, item, value); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + /** + * 向一张hash表中放入数据,如果不存在将创建 + * + * @param key 键 + * @param item 项 + * @param value 值 + * @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间 + * @return true 成功 false失败 + */ + public boolean hset(String key, String item, Object value, long time) { + try { + redisTemplate.opsForHash().put(key, item, value); + if (time > 0) { + expire(key, time); + } + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 删除hash表中的值 + * + * @param key 键 不能为null + * @param item 项 可以使多个 不能为null + */ + public void hdel(String key, Object... item) { + redisTemplate.opsForHash().delete(key, item); + } + + + /** + * 判断hash表中是否有该项的值 + * + * @param key 键 不能为null + * @param item 项 不能为null + * @return true 存在 false不存在 + */ + public boolean hHasKey(String key, String item) { + return redisTemplate.opsForHash().hasKey(key, item); + } + + + /** + * hash递增 如果不存在,就会创建一个 并把新增后的值返回 + * + * @param key 键 + * @param item 项 + * @param by 要增加几(大于0) + */ + public double hincr(String key, String item, double by) { + return redisTemplate.opsForHash().increment(key, item, by); + } + + + /** + * hash递减 + * + * @param key 键 + * @param item 项 + * @param by 要减少记(小于0) + */ + public double hdecr(String key, String item, double by) { + return redisTemplate.opsForHash().increment(key, item, -by); + } + + + // ============================set============================= + + /** + * 根据key获取Set中的所有值 + * @param key 键 + */ + public Set sGet(String key) { + try { + return redisTemplate.opsForSet().members(key); + } catch (Exception e) { + e.printStackTrace(); + return null; + } + } + + + /** + * 根据value从一个set中查询,是否存在 + * + * @param key 键 + * @param value 值 + * @return true 存在 false不存在 + */ + public boolean sHasKey(String key, Object value) { + try { + return redisTemplate.opsForSet().isMember(key, value); + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 将数据放入set缓存 + * + * @param key 键 + * @param values 值 可以是多个 + * @return 成功个数 + */ + public long sSet(String key, Object... values) { + try { + return redisTemplate.opsForSet().add(key, values); + } catch (Exception e) { + e.printStackTrace(); + return 0; + } + } + + + /** + * 将set数据放入缓存 + * + * @param key 键 + * @param time 时间(秒) + * @param values 值 可以是多个 + * @return 成功个数 + */ + public long sSetAndTime(String key, long time, Object... values) { + try { + Long count = redisTemplate.opsForSet().add(key, values); + if (time > 0) + expire(key, time); + return count; + } catch (Exception e) { + e.printStackTrace(); + return 0; + } + } + + + /** + * 获取set缓存的长度 + * + * @param key 键 + */ + public long sGetSetSize(String key) { + try { + return redisTemplate.opsForSet().size(key); + } catch (Exception e) { + e.printStackTrace(); + return 0; + } + } + + + /** + * 移除值为value的 + * + * @param key 键 + * @param values 值 可以是多个 + * @return 移除的个数 + */ + + public long setRemove(String key, Object... values) { + try { + Long count = redisTemplate.opsForSet().remove(key, values); + return count; + } catch (Exception e) { + e.printStackTrace(); + return 0; + } + } + + // ===============================list================================= + + /** + * 获取list缓存的内容 + * + * @param key 键 + * @param start 开始 + * @param end 结束 0 到 -1代表所有值 + */ + public List lGet(String key, long start, long end) { + try { + return redisTemplate.opsForList().range(key, start, end); + } catch (Exception e) { + e.printStackTrace(); + return null; + } + } + + + /** + * 获取list缓存的长度 + * + * @param key 键 + */ + public long lGetListSize(String key) { + try { + return redisTemplate.opsForList().size(key); + } catch (Exception e) { + e.printStackTrace(); + return 0; + } + } + + + /** + * 通过索引 获取list中的值 + * + * @param key 键 + * @param index 索引 index>=0时， 0 表头，1 第二个元素，依次类推；index<0时，-1，表尾，-2倒数第二个元素，依次类推 + */ + public Object lGetIndex(String key, long index) { + try { + return redisTemplate.opsForList().index(key, index); + } catch (Exception e) { + e.printStackTrace(); + return null; + } + } + + + /** + * 将list放入缓存 + * + * @param key 键 + * @param value 值 + */ + public boolean lSet(String key, Object value) { + try { + redisTemplate.opsForList().rightPush(key, value); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + + /** + * 将list放入缓存 + * @param key 键 + * @param value 值 + * @param time 时间(秒) + */ + public boolean lSet(String key, Object value, long time) { + try { + redisTemplate.opsForList().rightPush(key, value); + if (time > 0) + expire(key, time); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + + } + + + /** + * 将list放入缓存 + * + * @param key 键 + * @param value 值 + * @return + */ + public boolean lSet(String key, List value) { + try { + redisTemplate.opsForList().rightPushAll(key, value); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + + } + + + /** + * 将list放入缓存 + * + * @param key 键 + * @param value 值 + * @param time 时间(秒) + * @return + */ + public boolean lSet(String key, List value, long time) { + try { + redisTemplate.opsForList().rightPushAll(key, value); + if (time > 0) + expire(key, time); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + /** + * 根据索引修改list中的某条数据 + * + * @param key 键 + * @param index 索引 + * @param value 值 + * @return + */ + + public boolean lUpdateIndex(String key, long index, Object value) { + try { + redisTemplate.opsForList().set(key, index, value); + return true; + } catch (Exception e) { + e.printStackTrace(); + return false; + } + } + + /** + * 移除N个值为value + * + * @param key 键 + * @param count 移除多少个 + * @param value 值 + * @return 移除的个数 + */ + +} \ No newline at end of file diff --git a/SpringBoot+MyBatis/.keep b/SpringBoot+MyBatis/.keep new file mode 100644 index 0000000..e69de29 diff --git a/SpringBoot+MyBatis/application.yml b/SpringBoot+MyBatis/application.yml new file mode 100644 index 0000000..84cfdbb --- /dev/null +++ b/SpringBoot+MyBatis/application.yml @@ -0,0 +1,21 @@ +#端口号配置 +server: + port: 8080 + +#数据源配置 +spring: + datasource: + driver-class-name: com.mysql.cj.jdbc.Driver + url: jdbc:mysql://localhost:3306/student?characterEncoding=UTF-8&serverTimezone=UTC + username: root + password: 123456 + +#mybatis相关配置 +mybatis: + #配置MyBatis的xml配置文件路径 + mapper-locations: classpath:com/uos/page/mapper/*.xml + #配置XML映射文件中指定的实体类别名路径 + type-aliases-package: com.uos.page.domain + #开启驼峰命名 + configuration: + map-underscore-to-camel-case: true diff --git a/图片显示/.keep b/图片显示/.keep new file mode 100644 index 0000000..e69de29 diff --git a/图片显示/inputimage.html b/图片显示/inputimage.html new file mode 100644 index 0000000..d1abaad --- /dev/null +++ b/图片显示/inputimage.html @@ -0,0 +1,53 @@ + + + + + 图片显示 + + + + + + + + \ No newline at end of file diff --git a/验证码工具类/.keep b/验证码工具类/.keep new file mode 100644 index 0000000..e69de29 diff --git a/验证码工具类/VerificationCode.java b/验证码工具类/VerificationCode.java new file mode 100644 index 0000000..5792840 --- /dev/null +++ b/验证码工具类/VerificationCode.java @@ -0,0 +1,234 @@ +package com.zly.xsp.image; + +import java.awt.Color; +import java.awt.Font; +import java.awt.Graphics; +import java.awt.Graphics2D; +import java.awt.image.BufferedImage; +import java.io.IOException; +import java.io.OutputStream; +import java.util.Random; + +import javax.imageio.ImageIO; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.servlet.http.HttpSession; + +public class CreateImageCode { + // 图片的宽度。 + private int width = 165; + // 图片的高度。 + private int height = 40; + // 验证码字符个数 + private int codeCount = 4; + // 验证码干扰线数 + private int lineCount = 20; + // 验证码 + private String code = null; + // 验证码图片Buffer + private BufferedImage buffImg = null; + Random random = new Random(); + + public CreateImageCode() { + creatImage(); + } + + public CreateImageCode(int width, int height) { + this.width = width; + this.height = height; + creatImage(); + } + + public CreateImageCode(int width, int height, int codeCount) { + this.width = width; + this.height = height; + this.codeCount = codeCount; + creatImage(); + } + + public CreateImageCode(int width, int height, int codeCount, int lineCount) { + this.width = width; + this.height = height; + this.codeCount = codeCount; + this.lineCount = lineCount; + creatImage(); + } + + // 生成图片 + private void creatImage() { + int fontWidth = width / codeCount;// 字体的宽度 + int fontHeight = height - 5;// 字体的高度 + int codeY = height - 8; + + // 图像buffer + buffImg = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); + Graphics g = buffImg.getGraphics(); + //Graphics2D g = buffImg.createGraphics(); + // 设置背景色 + g.setColor(getRandColor(200, 250)); + g.fillRect(0, 0, width, height); + + + + // 设置字体 + //Font font1 = getFont(fontHeight); + Font font = new Font("Fixedsys", Font.BOLD, fontHeight); + g.setFont(font); + + // 设置干扰线 + for (int i = 0; i < lineCount; i++) { + int xs = random.nextInt(width); + int ys = random.nextInt(height); + int xe = xs + random.nextInt(width); + int ye = ys + random.nextInt(height); + g.setColor(getRandColor(1, 255)); + g.drawLine(xs, ys, xe, ye); + } + + // 添加噪点 + float yawpRate = 0.01f;// 噪声率 + int area = (int) (yawpRate * width * height); + for (int i = 0; i < area; i++) { + int x = random.nextInt(width); + int y = random.nextInt(height); + + buffImg.setRGB(x, y, random.nextInt(255)); + } + + + String str1 = randomStr(codeCount);// 得到随机字符 + this.code = str1; + for (int i = 0; i < codeCount; i++) { + String strRand = str1.substring(i, i + 1); + g.setColor(getRandColor(1, 255)); + // g.drawString(a,x,y); + // a为要画出来的东西，x和y表示要画的东西最左侧字符的基线位于此图形上下文坐标系的 (x, y) 位置处 + + g.drawString(strRand, i*fontWidth+3, codeY); + } + + + } + + // 得到随机字符 + private String randomStr(int n) { + String str1 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890"; + String str2 = ""; + int len = str1.length() - 1; + double r; + for (int i = 0; i < n; i++) { + r = (Math.random()) * len; + str2 = str2 + str1.charAt((int) r); + } + return str2; + } + + // 得到随机颜色 + private Color getRandColor(int fc, int bc) {// 给定范围获得随机颜色 + if (fc > 255) + fc = 255; + if (bc > 255) + bc = 255; + int r = fc + random.nextInt(bc - fc); + int g = fc + random.nextInt(bc - fc); + int b = fc + random.nextInt(bc - fc); + return new Color(r, g, b); + } + + /** + * 产生随机字体 + */ + private Font getFont(int size) { + Random random = new Random(); + Font font[] = new Font[5]; + font[0] = new Font("Ravie", Font.PLAIN, size); + font[1] = new Font("Antique Olive Compact", Font.PLAIN, size); + font[2] = new Font("Fixedsys", Font.PLAIN, size); + font[3] = new Font("Wide Latin", Font.PLAIN, size); + font[4] = new Font("Gill Sans Ultra Bold", Font.PLAIN, size); + return font[random.nextInt(5)]; + } + + // 扭曲方法 + private void shear(Graphics g, int w1, int h1, Color color) { + shearX(g, w1, h1, color); + shearY(g, w1, h1, color); + } + + private void shearX(Graphics g, int w1, int h1, Color color) { + + int period = random.nextInt(2); + + boolean borderGap = true; + int frames = 1; + int phase = random.nextInt(2); + + for (int i = 0; i < h1; i++) { + double d = (double) (period >> 1) + * Math.sin((double) i / (double) period + + (6.2831853071795862D * (double) phase) + / (double) frames); + g.copyArea(0, i, w1, 1, (int) d, 0); + if (borderGap) { + g.setColor(color); + g.drawLine((int) d, i, 0, i); + g.drawLine((int) d + w1, i, w1, i); + } + } + + } + + private void shearY(Graphics g, int w1, int h1, Color color) { + + int period = random.nextInt(40) + 10; // 50; + + boolean borderGap = true; + int frames = 20; + int phase = 7; + for (int i = 0; i < w1; i++) { + double d = (double) (period >> 1) + * Math.sin((double) i / (double) period + + (6.2831853071795862D * (double) phase) + / (double) frames); + g.copyArea(i, 0, 1, h1, 0, (int) d); + if (borderGap) { + g.setColor(color); + g.drawLine(i, (int) d, i, 0); + g.drawLine(i, (int) d + h1, i, h1); + } + + } + + } + + + + public void write(OutputStream sos) throws IOException { + ImageIO.write(buffImg, "png", sos); + sos.close(); + } + + public BufferedImage getBuffImg() { + return buffImg; + } + + public String getCode() { + return code.toLowerCase(); + } + + //使用方法 + /*public void getCode3(HttpServletRequest req, HttpServletResponse response,HttpSession session) throws IOException{ + // 设置响应的类型格式为图片格式 + response.setContentType("image/jpeg"); + //禁止图像缓存。 + response.setHeader("Pragma", "no-cache"); + response.setHeader("Cache-Control", "no-cache"); + response.setDateHeader("Expires", 0); + + + CreateImageCode vCode = new CreateImageCode(100,30,5,10); + session.setAttribute("code", vCode.getCode()); + vCode.write(response.getOutputStream()); + }*/ + +} \ No newline at end of file