com.kaka.numerical.TextNumericConfig Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of kaka-core Show documentation
Show all versions of kaka-core Show documentation
An event driven framework
The newest version!
package com.kaka.numerical;
import com.kaka.notice.Facade;
import com.kaka.util.StringUtils;
import java.io.*;
/**
* 对复制excel表格数据内容生成的txt数值配置文件进行解析并转换为JavaBean对象
*
* @param 解析后的序列化对象类型(JavaBean对象类型)
* @author zkpursuit
*/
abstract public class TextNumericConfig extends NumericConfig {
/**
* 字段单元分隔符
*/
private String delimiter = null;
/**
* 初始化文本行字段单元分隔符
*
* @return 字段单元分隔符
*/
abstract protected String initDelimiter();
/**
* 获取字段单元分隔符
*
* @return 字段单元分隔符
*/
private String getDelimiter() {
if (!StringUtils.isNotEmpty(delimiter)) {
String str = "分隔符不能为空,请在子类中实现initDelimiter方法,并返回非空字符串;要使initDelimiter方法返回的分隔符生效,请使用";
str += Facade.class.getTypeName();
str += "对象注册本对象。";
throw new RuntimeException(str);
}
return delimiter;
}
/**
* 重写,使initDelimiter方法返回的分隔符生效
*/
@Override
protected void onRegister() {
this.delimiter = initDelimiter();
}
/**
* 解析Excel的纯文本文件,默认从第1(序列号从0开始)行开始
*
* @param filePath 待解析的文件路径
* @throws Exception 异常
*/
@Override
public void parse(String filePath) throws Exception {
File file = new File(filePath);
parse(file, "UTF-8", 1);
}
/**
* 解析Excel复制成的纯文本内容
*
* @param file 待解析的文件
* @param charset 读取文件所用编码
* @param startLine 解析的开始行索引(序列号从0开始)
* @throws Exception 异常
*/
public final void parse(File file, String charset, int startLine) throws Exception {
try (FileInputStream fis = new FileInputStream(file)) {
parse(fis, charset, startLine);
}
}
/**
* 解析Excel复制成的纯文本内容
*
* @param is 文本内容流
* @param charset 读取文件流的字符编码
* @param startLine 解析的开始行索引(序列号从0开始)
* @throws Exception 异常
*/
public final void parse(InputStream is, String charset, int startLine) throws Exception {
try (BufferedReader reader = new BufferedReader(new InputStreamReader(is, charset))) {
parseBefore();
String[] titles = null;
String line;
int sl = 0;
TextParser parser = new TextParser();
Class beanClass = this.getMappingClass();
while ((line = reader.readLine()) != null && !"".equals(line)) {
if (sl < startLine) {
sl++;
continue;
}
String[] str1s = line.split(getDelimiter());
if (titles == null) {
titles = str1s;
} else {
T info = parser.doParse(str1s, titles, beanClass);
cacheObject(info);
}
}
parseAfter();
}
}
/**
* 解析文本内容,以\\n结束符分行,\\t分隔行元素
*
* @param content 文本内容
* @param startLine 解析的开始行索引(序列号从0开始)
* @throws Exception 异常
*/
public final void parse(String content, int startLine) throws Exception {
parseBefore();
String[] lines = content.split("\n");
String[] keys = null;
int sl = 0;
TextParser parser = new TextParser();
Class beanClass = this.getMappingClass();
for (String line : lines) {
if ("".equals(line)) {
continue;
}
if (sl < startLine) {
sl++;
continue;
}
String[] str1s = line.split(getDelimiter());
if (keys == null) {
keys = str1s;
} else {
T info = parser.doParse(str1s, keys, beanClass);
cacheObject(info);
}
}
parseAfter();
}
}