Skip to content

E
education
Commit d85f3c1f authored by luzhuang's avatar luzhuang
Browse files
Options

修改

parent e0962de5
Hide whitespace changes
Inline Side-by-side
Showing with 23 additions and 13 deletions
src/main/java/org/rcisoft/core/util/CheckFileHeaderUtil.java
View file @ d85f3c1f
...@@ -20,32 +20,42 @@ public class CheckFileHeaderUtil { ...@@ -20,32 +20,42 @@ public class CheckFileHeaderUtil {
return stringBuilder.toString(); return stringBuilder.toString();
} }
public String toCheck(String url){ /**
* 通过本地地址去判断文件类型
* @param url
* @return
*/
public boolean toCheck(String url){
String result = ""; String result = "";
try{ try{
FileInputStream is = new FileInputStream(url); FileInputStream is = new FileInputStream(url);
byte[] b = new byte[3]; byte[] b = new byte[45];
is.read(b, 0, b.length); is.read(b, 0, b.length);
result = this.checkType(bytesToHexString(b).toUpperCase()); result = this.checkType(bytesToHexString(b).toUpperCase());
is.close(); is.close();
}catch (Exception e){ }catch (Exception e){
log.debug(e.getMessage()); log.debug(e.getMessage());
} }
return result; if(result.toUpperCase().contains(url.substring(url.lastIndexOf(".")+1).toUpperCase())){
return true;
}else {
return false;
}
} }
public static String checkType(String type) { public static String checkType(String type) {
switch (type) { switch (type) {
case "504B03": return "pptx、docx"; case "504B030414000600080000002100DFCC18F5AD010000460C0000130008025B436F6E74656E745F54797065735D": return "pptx";
case "D0CF11": return "ppt、doc"; case "504B0304140006000800000021004ABC02716D01000028060000130008025B436F6E74656E745F54797065735D": return "docx";
case "494433": return "mp3"; case "D0CF11E0A1B11AE1000000000000000000000000000000003E000300FEFF090006000000000000000000000001": return "doc";
case "255044": return "pdf"; case "D0CF11E0A1B11AE1000000000000000000000000000000003E000300FEFF090006000000000000000000000003": return "ppt";
case "FFD8FF": return "jpg"; case "4944330300000000054054414C420000000100000054594552000000010000005452434B000000010000005443": return "mp3";
case "89504E": return "png"; case "255044462D312E350D0A25B5B5B5B50D0A312030206F626A0D0A3C3C2F547970652F436174616C6F672F506167": return "pdf";
case "474946": return "gif"; case "FFD8FFE000104A46494600010101004800480000FFDB0043000302020302020303030304030304050805050404": return "jpg";
case "000000": return "mp4"; case "89504E470D0A1A0A0000000D49484452000000EC000000880806000000E4B6075800000006624B474400FF00FF": return "png";
case "524946": return "avi"; case "000000206674797069736F6D0000020069736F6D69736F32617663316D70343100000008667265650014359C6D": return "mp4";
case "E783A6": return "txt"; case "E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6E783A6": return "txt";
case "504B0304140000000800A473374F5424F3E6576D09003D5C0B0008000000746573742E6D703444597540144D1B": return "zip";
default: return "other"; default: return "other";
} }
} }
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment