com.alibaba.excel.converters.url.UrlImageConverter Maven / Gradle / Ivy
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easyexcel is a excel handle tools written in Java
package com.alibaba.excel.converters.url;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.CellData;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.property.ExcelContentProperty;
import com.alibaba.excel.util.IoUtils;
/**
* Url and image converter
*
* @since 2.1.1
* @author Jiaju Zhuang
*/
public class UrlImageConverter implements Converter {
@Override
public Class supportJavaTypeKey() {
return URL.class;
}
@Override
public CellDataTypeEnum supportExcelTypeKey() {
return CellDataTypeEnum.IMAGE;
}
@Override
public URL convertToJavaData(CellData cellData, ExcelContentProperty contentProperty,
GlobalConfiguration globalConfiguration) {
throw new UnsupportedOperationException("Cannot convert images to url.");
}
@Override
public CellData convertToExcelData(URL value, ExcelContentProperty contentProperty,
GlobalConfiguration globalConfiguration) throws IOException {
InputStream inputStream = null;
try {
inputStream = value.openStream();
byte[] bytes = IoUtils.toByteArray(inputStream);
return new CellData(bytes);
} finally {
if (inputStream != null) {
inputStream.close();
}
}
}
}