html文字列escape_html/css_WEB-ITnose

最初にデータ型を定義する

package com.whereta.common;/** * Created by vincent on 15-9-24. */public enum JavaBasicTypeEnum {    STRING(String.class),    INTEGER(Integer.class),    BOOLEAN(Boolean.class),    BYTE(Byte.class),    LONG(Long.class),    SHORT(Short.class),    FLOAT(Float.class),    DOUBLE(Double.class),    CHAR(Character.class);    private Class sClass;    JavaBasicTypeEnum(Class sClass) {        this.sClass = sClass;    }    protected static boolean isBasicType(Class sClass) {        for (JavaBasicTypeEnum en : JavaBasicTypeEnum.values()) {            Class aClass = en.getsClass();            if (aClass.equals(sClass)) {                return true;            }        }        return false;    }    public Class getsClass() {        return sClass;    }    public void setsClass(Class sClass) {        this.sClass = sClass;    }}

データ型の判定

package com.whereta.common;import java.util.*;/** * Created by vincent on 15-9-24. */public class JavaTypeUtils {    /**     * 判断是否是基本类型     * @param obj  输入对象     * @return     */    public static boolean isBasicType(Object obj){        boolean isBasicType = JavaBasicTypeEnum.isBasicType(obj.getClass());        return isBasicType;    }    /**     * 判断是否是数组     * @param obj     * @return     */    public static boolean isArray(Object obj){        return obj.getClass().isArray();    }    /**     * 判断是否是集合     * @param obj     * @return     */    public static boolean isCollection(Object obj){        Set<Class> classSet = getAllExtendAndImplementsClass(obj.getClass());        for(Class c:classSet){            if(c.equals(Collection.class)){                return true;            }        }        return false;    }    private static Set<Class> getAllExtendAndImplementsClass(Class c){        Set<Class> classSet=new HashSet<Class>();        //获取接口        Class[] interfaces = c.getInterfaces();        if(interfaces!=null) {            classSet.addAll(Arrays.asList(interfaces));            for(Class in:interfaces){                classSet.addAll(getAllExtendAndImplementsClass(in));            }        }        //获取父类        Class superclass = c.getSuperclass();        if(superclass!=null) {            classSet.add(superclass);            classSet.addAll(getAllExtendAndImplementsClass(superclass));        }        return classSet;    }    /**     * 判断是否是list     * @param obj     * @return     */    public static boolean isList(Object obj){        Set<Class> classSet = getAllExtendAndImplementsClass(obj.getClass());        for(Class c:classSet){            if(c.equals(List.class)){                return true;            }        }        return false;    }    /**     * 判断是否是map     * @param obj     * @return     */    public static boolean isMap(Object obj){        Set<Class> classSet = getAllExtendAndImplementsClass(obj.getClass());        for(Class c:classSet){            if(c.equals(Map.class)){                return true;            }        }        return false;    }}

データ処理

package com.whereta.common;import org.apache.commons.lang3.StringEscapeUtils;import java.lang.reflect.Field;import java.util.*;/** * Created by vincent on 15-9-24. */public class HtmlObjUtil {    /**     * 将页面提交的数据字符串进行替换,防止出现页面混乱     * @param param     * @return     * @throws IllegalAccessException     */    public static Object replaceStringHtml(Object param) throws IllegalAccessException {        if (param != null) {            if (JavaTypeUtils.isBasicType(param)) {                if (param.getClass().equals(JavaBasicTypeEnum.STRING.getsClass())) {                    return StringEscapeUtils.escapeHtml4(param.toString());                }                return param;            }            if (JavaTypeUtils.isArray(param)) {                Object[] objectArray = (Object[]) param;                for (int i = 0; i < objectArray.length; i++) {                    Object object = objectArray[i];                    if(object==null){                        continue;                    }                    objectArray[i] = replaceStringHtml(object);                }                return objectArray;            }            if (JavaTypeUtils.isCollection(param)) {                Collection collection = (Collection) param;                Collection replaceCollection = new ArrayList();                Iterator iterator = collection.iterator();                while (iterator.hasNext()){                    Object nextObj = iterator.next();                    if(nextObj==null){                        continue;                    }                    Object o = replaceStringHtml(nextObj);                    iterator.remove();                    replaceCollection.add(o);                }                collection.addAll(replaceCollection);                return collection;            }            if (JavaTypeUtils.isMap(param)) {                Map map = (Map) param;                Set set = map.keySet();                for (Object obj : set) {                    Object mapValue = map.get(obj);                    if(mapValue==null){                        continue;                    }                    Object o = replaceStringHtml(mapValue);                    map.put(obj, o);                }                return map;            }            Field[] declaredFields = param.getClass().getDeclaredFields();            for (Field field : declaredFields) {                field.setAccessible(true);                int modifiers = field.getModifiers();                if(modifiers>=24){                    continue;                }                Object o = field.get(param);                                if(o==null){                    continue;                }                Object replaceObj = replaceStringHtml(o);                if (replaceObj.getClass().equals(JavaBasicTypeEnum.LONG.getsClass())) {                    field.setLong(param, (Long) (replaceObj));                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.BOOLEAN.getsClass())) {                    field.setBoolean(param, (Boolean) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.BYTE.getsClass())) {                    field.setByte(param, (Byte) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.CHAR.getsClass())) {                    field.setChar(param, (Character) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.DOUBLE.getsClass())) {                    field.setDouble(param, (Double) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.FLOAT.getsClass())) {                    field.setFloat(param, (Float) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.INTEGER.getsClass())) {                    field.setInt(param, (Integer) replaceObj);                } else if (replaceObj.getClass().equals(JavaBasicTypeEnum.SHORT.getsClass())) {                    field.setShort(param, (Short) replaceObj);                } else {                    field.set(param, replaceObj);                }            }            return param;        }        return param;    }}

再帰を通じて常に文字列型のデータエスケープを探す

Gitアドレス: https ://git.oschina.net/ジュンユエ/JavaUtils