Revision 1764
Added by Jing Tao over 21 years ago
| src/edu/ucsb/nceas/metacat/EmlSAXHandler.java | ||
|---|---|---|
| 34 | 34 |
import java.io.File; |
| 35 | 35 |
import java.io.FileReader; |
| 36 | 36 |
import java.io.FileWriter; |
| 37 |
import java.io.Reader; |
|
| 37 | 38 |
import java.io.StringReader; |
| 38 | 39 |
import java.util.Stack; |
| 39 | 40 |
import java.util.Vector; |
| ... | ... | |
| 2196 | 2197 |
/* In eml2, the inline data wouldn't store in db, it store in file system |
| 2197 | 2198 |
* The db stores file name(without path). |
| 2198 | 2199 |
*/ |
| 2199 |
public static String readInlineDataFromFileSystem(String fileName)
|
|
| 2200 |
public static Reader readInlineDataFromFileSystem(String fileName)
|
|
| 2200 | 2201 |
throws McdbException |
| 2201 | 2202 |
{
|
| 2202 |
String data = null; |
|
| 2203 |
//BufferedReader stringReader = null; |
|
| 2204 |
FileReader fileReader = null; |
|
| 2203 | 2205 |
String path = MetaCatUtil.getOption("inlinedatafilepath");
|
| 2204 | 2206 |
// the new file name will look like path/docid.rev.2 |
| 2205 | 2207 |
File inlineDataDirectory = new File(path); |
| 2206 | 2208 |
File dataFile = new File(inlineDataDirectory, fileName); |
| 2207 | 2209 |
try |
| 2208 | 2210 |
{
|
| 2209 |
FileReader fileReader = new FileReader(dataFile); |
|
| 2210 |
BufferedReader stringReader = new BufferedReader(fileReader); |
|
| 2211 |
// read first line of data |
|
| 2212 |
String tmp = stringReader.readLine(); |
|
| 2213 |
// pass first line data to data varible |
|
| 2214 |
data = tmp; |
|
| 2215 |
// at the end tmp will be null |
|
| 2216 |
while (tmp != null) |
|
| 2217 |
{
|
|
| 2218 |
// read a new line |
|
| 2219 |
tmp = stringReader.readLine(); |
|
| 2220 |
// append new line to data |
|
| 2221 |
if (tmp != null) |
|
| 2222 |
{
|
|
| 2223 |
data = data+tmp; |
|
| 2224 |
} |
|
| 2225 |
} |
|
| 2226 |
|
|
| 2211 |
fileReader = new FileReader(dataFile); |
|
| 2212 |
//stringReader = new BufferedReader(fileReader); |
|
| 2227 | 2213 |
} |
| 2228 | 2214 |
catch (Exception e) |
| 2229 | 2215 |
{
|
| 2230 | 2216 |
throw new McdbException(e.getMessage()); |
| 2231 | 2217 |
} |
| 2232 |
MetaCatUtil.debugMessage("the inline data retrieve from file: "+data, 50);
|
|
| 2233 |
return data;
|
|
| 2218 |
// return stringReader;
|
|
| 2219 |
return fileReader;
|
|
| 2234 | 2220 |
} |
| 2235 | 2221 |
|
| 2236 | 2222 |
/* Delete relations */ |
Also available in: Unified diff
Using reader replacing string to read inline data.