com.github.abel533.easyxls.bean.ExcelConfig Maven / Gradle / Ivy
package com.github.abel533.easyxls.bean;
import com.github.abel533.easyxls.common.FieldUtil;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import java.util.ArrayList;
/**
* xml对象
*
* @author liuzh
*/
@XmlRootElement(name = "excel")
@XmlAccessorType(XmlAccessType.FIELD)
public class ExcelConfig {
/**
* 是否缓存-启用缓存后，修改配置不会实时更新
*/
private Boolean cache;
/**
* sheet名 - 写入excel使用
*/
private String sheet;
/**
* Java对象
*/
@XmlElement(name = "class")
private String clazz;
/**
* 读取第几个sheet
*/
private int sheetNum;
/**
* 从第几行开始读取
*/
private int startRow;
/**
* 读取最大行数
*/
private int maxRow = -1;
/**
* 是否导出标题，默认导出
*/
private Boolean header = Boolean.TRUE;
@XmlElement(name = "columns")
private Columns columns;
public Boolean getCache() {
return cache;
}
public void setCache(Boolean cache) {
this.cache = cache;
}
public int getSheetNum() {
return sheetNum;
}
public void setSheetNum(int sheetNum) {
this.sheetNum = sheetNum;
}
public int getStartRow() {
return startRow;
}
public void setStartRow(int startRow) {
this.startRow = startRow;
}
public int getMaxRow() {
return maxRow;
}
public void setMaxRow(int maxRow) {
this.maxRow = maxRow;
}
public String getClazz() {
return clazz;
}
public void setClazz(String clazz) {
this.clazz = clazz;
}
public String getSheet() {
return sheet;
}
public void setSheet(String sheet) {
this.sheet = sheet;
}
public Columns getColumns() {
return columns;
}
public void setColumns(Columns columns) {
this.columns = columns;
}
public Column getColumn(int index) {
return getColumns().getColumns().get(index);
}
public Boolean getHeader() {
return header;
}
public void setHeader(Boolean header) {
this.header = header;
}
/**
* 获取excel标题
*
* @return
*/
public String[] getHeaders() {
String[] headers = new String[columns.getColumns().size()];
Column column = null;
for (int i = 0; i < columns.getColumns().size(); i++) {
column = columns.getColumns().get(i);
if (column.getHeader() != null && !column.getHeader().equals("")) {
headers[i] = columns.getColumns().get(i).getHeader();
} else {
headers[i] = column.getName();
}
}
return headers;
}
/**
* 获取Object要输出的字段名
*
* @return
*/
public String[] getNames() {
String[] headers = new String[columns.getColumns().size()];
for (int i = 0; i < columns.getColumns().size(); i++) {
headers[i] = columns.getColumns().get(i).getName();
}
return headers;
}
/**
* 获取Object的字段类型
*
* @return
*/
public String[] getTypes() {
String[] types = new String[columns.getColumns().size()];
for (int i = 0; i < columns.getColumns().size(); i++) {
types[i] = columns.getColumns().get(i).getType();
}
return types;
}
/**
* 获取key值
*
* @return
*/
public Field getKey() {
String keyName = null;
for (int i = 0; i < columns.getColumns().size(); i++) {
if (columns.getColumns().get(i).getKey()) {
keyName = columns.getColumns().get(i).getName();
break;
}
}
if (keyName != null && !keyName.equals("")) {
try {
Field field = FieldUtil.getField(Class.forName(clazz), keyName);
return field;
} catch (Exception e) {
//ignore
e.printStackTrace();
}
}
return null;
}
public static class Builder {
private ExcelConfig excel;
private Class clazz;
private String key;
private String separater = ",";
public Builder(Class clazz) {
this.clazz = clazz;
this.excel = new ExcelConfig();
this.excel.sheetNum = 0;
this.excel.startRow = 0;
this.excel.clazz = clazz.getCanonicalName();
Columns columns = new Columns();
columns.setColumns(new ArrayList());
this.excel.columns = columns;
}
public Builder sheetName(String sheetName) {
this.excel.sheet = sheetName;
return this;
}
public Builder sheetNum(int sheetNum) {
this.excel.sheetNum = sheetNum;
return this;
}
public Builder startRow(int startRow) {
this.excel.startRow = startRow;
return this;
}
public Builder maxRow(int maxRow) {
this.excel.maxRow = maxRow;
return this;
}
public Builder separater(String separater) {
this.separater = separater;
return this;
}
public Builder header(Boolean header) {
this.excel.header = header;
return this;
}
/**
* 只能设置一个key
*
* @param key
* @return
*/
public Builder key(String key) {
this.key = key;
for (Column column : this.excel.columns.getColumns()) {
if (column.getName() != null && column.getName().equals(key)) {
column.setKey(true);
} else {
column.setKey(false);
}
}
return this;
}
public Builder addColumn(Column column) {
if (column.getType() == null || column.getType().equals("")) {
Field field = FieldUtil.getField(clazz, column.getName());
column.setType(field.getCanonicalName());
}
if (key != null && key.equals(column.getName())) {
column.setKey(true);
} else {
column.setKey(false);
}
this.excel.columns.getColumns().add(column);
return this;
}
public Builder addColumn(String... names) {
if (names != null && names.length > 0) {
for (String name : names) {
if (name.indexOf(separater) > 0) {
String[] ns = name.split(separater);
switch (ns.length) {
case 1:
addColumn(new Column(ns[0], ns[0]));
break;
case 2:
addColumn(new Column(ns[0], ns[1]));
break;
case 3:
addColumn(new Column(ns[0], ns[1], Integer.parseInt(ns[2])));
break;
case 4:
addColumn(new Column(ns[0], ns[1], Integer.parseInt(ns[2]), ns[3]));
break;
}
} else {
addColumn(new Column(name, name));
}
}
}
return this;
}
public Builder addColumn(String name, String header) {
return addColumn(new Column(name, header));
}
public Builder addColumn(String name, String header, Integer width) {
return addColumn(new Column(name, header, width));
}
public Builder addColumn(String name, String header, Class type) {
return addColumn(new Column(name, header, type));
}
public Builder addColumn(String name, String header, Integer width, Class type) {
return addColumn(new Column(name, header, width, type));
}
public ExcelConfig build() {
return this.excel;
}
}
}
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