Apache tika是Apache开源的一个文档解析工具。Apache Tika可以解析和提取一千多种不同的文件类型(如PPT、XLS和PDF)的内容和格式,并且Apache Tika提供了多种使用方式,既可以使用图形化操作页面(tika-app),又可以独立部署(tika-server)通过接口调用,还可以引入到项目中使用。
本文演示在spring boot 中引入tika的方式解析文档。如下:
在spring boot 项目中引入如下依赖:
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.apache.tikagroupId>
<artifactId>tika-bomartifactId>
<version>2.8.0version>
<type>pomtype>
<scope>importscope>
dependency>
dependencies>
dependencyManagement>
<dependency>
<groupId>org.apache.tikagroupId>
<artifactId>tika-coreartifactId>
dependency>
<dependency>
<groupId>org.apache.tikagroupId>
<artifactId>tika-parsers-standard-packageartifactId>
dependency>
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将tika-config.xml文件放在resources目录下。tika-config.xml文件的内容如下:
<properties>
<encodingDetectors>
<encodingDetector class="org.apache.tika.parser.html.HtmlEncodingDetector">
<params>
<param name="markLimit" type="int">64000param>
params>
encodingDetector>
<encodingDetector class="org.apache.tika.parser.txt.UniversalEncodingDetector">
<params>
<param name="markLimit" type="int">64001param>
params>
encodingDetector>
<encodingDetector class="org.apache.tika.parser.txt.Icu4jEncodingDetector">
<params>
<param name="markLimit" type="int">64002param>
params>
encodingDetector>
encodingDetectors>
properties>
创建配置类MyTikaConfig
import java.io.IOException;
import java.io.InputStream;
import org.apache.tika.Tika;
import org.apache.tika.config.TikaConfig;
import org.apache.tika.detect.Detector;
import org.apache.tika.exception.TikaException;
import org.apache.tika.parser.AutoDetectParser;
import org.apache.tika.parser.Parser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import org.xml.sax.SAXException;
/**
* tika配置类
*/
@Configuration
public class MyTikaConfig {
@Autowired
private ResourceLoader resourceLoader;
@Bean
public Tika tika() throws TikaException, IOException, SAXException {
Resource resource = resourceLoader.getResource("classpath:tika-config.xml");
InputStream inputStream = resource.getInputStream();
TikaConfig config = new TikaConfig(inputStream);
Detector detector = config.getDetector();
Parser autoDetectParser = new AutoDetectParser(config);
return new Tika(detector, autoDetectParser);
}
}
Tika类中提供了文芳detect、translate和parse功能, 在项目中通过注入TIka, 就可以使用了