package org.ruoyi.chain.loader;
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import lombok.AllArgsConstructor;
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import org.apache.pdfbox.pdmodel.PDDocument;
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import org.apache.pdfbox.text.PDFTextStripper;
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import org.ruoyi.chain.loader.ResourceLoader;
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import org.ruoyi.chain.split.TextSplitter;
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import org.springframework.stereotype.Component;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.List;
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@Component
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@AllArgsConstructor
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public class PdfFileLoader implements ResourceLoader {
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private final TextSplitter characterTextSplitter;
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@Override
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public String getContent(InputStream inputStream) {
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PDDocument document = null;
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try {
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document = PDDocument.load(inputStream);
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PDFTextStripper textStripper = new PDFTextStripper();
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String content = textStripper.getText(document);
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return content;
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public List<String> getChunkList(String content, String kid) {
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return characterTextSplitter.split(content, kid);
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}
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}
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