Oracle clob处理

for (int i=0;i<noticeResult.getResult().size();i++) {

CLOB clob = (CLOB) noticeResult.getResult().get(i).get("NOTICE_CONTENT");

String content = "";

try {

if (clob != null && clob.length() != 0) {

content = clob.getSubString((long) 1, (int) clob.length());

content = this.Clob2String(clob);

}

} catch (SQLException e) {

e.printStackTrace();

}

System.out.println("NOTICE_CONTENT:"+content);

}

private String Clob2String(CLOB clob) {

String content = null;

StringBuffer stringBuf = new StringBuffer();

try {

int length = 0;

Reader inStream = clob.getCharacterStream(); // 取得大字侧段对象数据输出流

char[] buffer = new char[10];

while ((length = inStream.read(buffer)) != -1) // 读取数据库 //每10个10个读取

{

for (int i = 0; i < length; i++) {

stringBuf.append(buffer[i]);

}

}

inStream.close();

content = stringBuf.toString();

} catch (Exception ex) {

System.out.println("ClobUtil.Clob2String:" + ex.getMessage());

}

return content;

}

<resultMap id="noticeResult" type="java.util.Map">

<result property="NOTICE_ID" column="NOTICE_ID" javaType="int" jdbcType="INTEGER"/>

<result property="NOTICE_TITLE" column="NOTICE_TITLE" javaType="string" jdbcType="VARCHAR"/>

<result property="NOTICE_TYPE" column="NOTICE_TYPE" javaType="int" jdbcType="INTEGER" />

<result property="NOTICE_CONTENT" column="NOTICE_CONTENT" jdbcType="CLOB" javaType = "java.lang.String" />

<result property="NOTICE_URL_NAME" column="NOTICE_URL_NAME" javaType="string" jdbcType="VARCHAR"/>

<result property="NOTICE_SHOW_NAME" column="NOTICE_SHOW_NAME" javaType="string" jdbcType="VARCHAR"/>

<result property="NOTICE_STATUS" column="NOTICE_STATUS" javaType="int" jdbcType="INTEGER" />

<result property="CREATE_USER_ID" column="CREATE_USER_ID" javaType="int" jdbcType="INTEGER"/>

<result property="CREATE_TIME" column="CREATE_TIME" javaType="java.sql.Timestamp" jdbcType="DATE"/>

<result property="ADMIN_PRC" column="ADMIN_PRC" javaType="string" jdbcType="VARCHAR"/>

</resultMap>

<parameterMap id="noticePara" type="com.hp.pfm.salt.domain.Notice">

<parameter property="noticeId" jdbcType="INTEGER" javaType ="java.lang.Integer"/>

<parameter property="noticeTitle" jdbcType="VARCHAR" javaType ="java.lang.String"/>

<parameter property="noticeType" jdbcType="INTEGER" javaType ="java.lang.Integer"/>

<parameter property="noticeContent" jdbcType="CLOB" javaType ="java.lang.String"/>

<parameter property="noticeUrlName" jdbcType="VARCHAR" javaType ="java.lang.String"/>

<parameter property="noticeShowName" jdbcType="VARCHAR" javaType ="java.lang.String"/>

<parameter property="noticeStatus" jdbcType="INTEGER" javaType ="java.lang.Integer"/>

<parameter property="createUserId" jdbcType="INTEGER" javaType ="java.lang.Integer"/>

<parameter property="createTime" jdbcType="DATE" javaType ="java.sql.Date"/>

</parameterMap>

转载自：http://blog.csdn.net/kiss_vicente/article/details/9214051