调整项目模块，jodconverter-core重命名为office-plugin。jdocnverter-web重命名为server

server/src/main/java/cn/keking/service/impl/SimTextFilePreviewImpl.java

@@ -0,0 +1,56 @@
+package cn.keking.service.impl;
+
+import cn.keking.model.FileAttribute;
+import cn.keking.model.FileType;
+import cn.keking.model.ReturnResponse;
+import cn.keking.service.FilePreview;
+import cn.keking.utils.DownloadUtils;
+import org.apache.commons.io.FileUtils;
+import org.springframework.stereotype.Service;
+import org.springframework.ui.Model;
+import org.springframework.util.Base64Utils;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+
+/**
+ * Created by kl on 2018/1/17.
+ * Content :处理文本文件
+ */
+@Service
+public class SimTextFilePreviewImpl implements FilePreview {
+
+    private final DownloadUtils downloadUtils;
+
+
+    public SimTextFilePreviewImpl(DownloadUtils downloadUtils) {
+        this.downloadUtils = downloadUtils;
+    }
+
+    @Override
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
+        String fileName = fileAttribute.getName();
+        ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
+        if (0 != response.getCode()) {
+            model.addAttribute("msg", response.getMsg());
+            model.addAttribute("fileType", fileAttribute.getSuffix());
+            return "fileNotSupported";
+        }
+        try {
+            File originFile = new File(response.getContent());
+            String xmlString = FileUtils.readFileToString(originFile, StandardCharsets.UTF_8);
+            model.addAttribute("textData", Base64Utils.encodeToString(xmlString.getBytes()));
+        } catch (IOException e) {
+            model.addAttribute("msg", e.getLocalizedMessage());
+            model.addAttribute("fileType", fileAttribute.getSuffix());
+            return "fileNotSupported";
+        }
+        if (!model.containsAttribute(TEXT_TYPE)) {
+            model.addAttribute(TEXT_TYPE, DEFAULT_TEXT_TYPE);
+        }
+        return "txt";
+    }
+
+}