Subversion Repositories XServices

Rev

Rev 94 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 94 Rev 109
Line 1... Line 1...
1 
package net.brutex.xservices.ws.rs;
 1 
package net.brutex.xservices.ws.rs;
Line 2... Line 2...
2 
 
 2 
 
3 
import java.io.File;
 3 
import java.io.File;
4 
import java.io.FileFilter;
 - 
 
5 
import java.lang.reflect.Method;
 4 
import java.io.FileFilter;
6 
import java.util.ArrayList;
 5 
import java.util.ArrayList;
7 
import java.util.List;
 - 
 
8 
 
 6 
import java.util.List;
9 
import javax.ws.rs.core.GenericEntity;
 7 
import javax.ws.rs.core.GenericEntity;
10 
import javax.ws.rs.core.HttpHeaders;
 8 
import javax.ws.rs.core.HttpHeaders;
11 
import javax.ws.rs.core.Response;
 - 
 
12 
 
 - 
 
13 
import org.apache.jcs.JCS;
 - 
 
14 
import org.apache.jcs.access.exception.CacheException;
 - 
 
15 
 
 9 
import javax.ws.rs.core.Response;
16 
import net.brutex.xservices.security.StandardSecurityManager;
 10 
import net.brutex.xservices.security.StandardSecurityManager;
17 
import net.brutex.xservices.security.UserIdentity;
 11 
import net.brutex.xservices.security.UserIdentity;
Line -... Line 12...
- 
 
 12 
import net.brutex.xservices.types.FileInfoType;
- 
 
 13 
 
- 
 
 14 
import org.apache.jcs.JCS;
18 
import net.brutex.xservices.types.FileInfoType;
 15 
import org.apache.jcs.access.exception.CacheException;
19 
 
 16 
 
20 
/**
 17 
/**
21 
 * @author Brian Rosenberger
 18 
 * @author Brian Rosenberger, bru(at)brutex.de
22 
 *
 19 
 *
23 
 */
 20 
 */
24 
public class FileInfoImpl implements FileInfo {
 21 
public class FileInfoImpl  implements FileInfo
25 
 
 - 
 
26 
	public Response getFiles(HttpHeaders h, String dir, boolean withDir,
 22 
{
27 
			boolean withFiles, int level, String search, int count, int page) {
 23 
  public Response getFiles(HttpHeaders h, String dir, boolean withDir, boolean withFiles, int level, String search, int count, int page)
28
24 
  {
29 
		StandardSecurityManager sec = new StandardSecurityManager();
 - 
 
30 
		UserIdentity id = new UserIdentity();
 25 
    StandardSecurityManager sec = new StandardSecurityManager();
31 
 
 26 
    UserIdentity id = new UserIdentity();
32
27 
 
33 
		if( ! sec.canExecute(Thread.currentThread().getStackTrace()[1].getMethodName(), id)) {
 28 
    if (!sec.canExecute(java.lang.Thread.currentThread().getStackTrace()[1].getMethodName(), id)) {
34 
			return null;
 - 
 
35 
		}
 29 
      return null;
36 
 
 30 
    }
37
31 
 
38 
		System.out.println("Listing directory: " + dir);
 32 
    System.out.println("Listing directory: " + dir);
39 
		if(level <= 0) level = 1;
 33 
    if (level <= 0) level = 1;
40 
		if(level > 3) level = 3;
 34 
    if (level > 3) level = 3;
41 
		if(!withDir && !withFiles) withFiles = true;
 35 
    if ((!withDir) && (!withFiles)) withFiles = true;
42 
		String cachekey = level +"||"+ withFiles +"||"+ withDir +"||" + search + "||" + dir;
 36 
    String cachekey = level + "||" + withFiles + "||" + withDir + "||" + search + "||" + dir;
43 
		try {
 37 
    try {
44 
			JCS jcs = JCS.getInstance("FileCache");
 38 
      JCS jcs = JCS.getInstance("FileCache");
45
39 
 
46 
		List<FileInfoType> list = (List<FileInfoType>) jcs.get(cachekey);
 40 
      List list = (List)jcs.get(cachekey);
47 
		if(list == null) {
41 
      if (list == null) {
48 
			list = setDirectory(dir, withDir, withFiles, level, search);
 42 
        list = setDirectory(dir, withDir, withFiles, level, search);
49 
			jcs.put(cachekey, list);
 43 
        jcs.put(cachekey, list);
50 
			System.out.println("Stored in Cache: " + list.toString());
 44 
        System.out.println("Stored in Cache: " + list.toString());
51 
		} else {
 45 
      } else {
52 
			System.out.println("Got from Cache: " + list.toString());
 - 
 
53 
		}
 46 
        System.out.println("Got from Cache: " + list.toString());
54 
 
 47 
      }
55
48 
 
56 
		int fromIndex = 0;
 49 
      int fromIndex = 0;
57 
		int toIndex = 0;
 50 
      int toIndex = 0;
58 
		fromIndex = (page-1) * count;
 51 
      fromIndex = (page - 1) * count;
59 
		toIndex = (page*count);
 52 
      toIndex = page * count;
60 
		if(toIndex>list.size()) toIndex = list.size();
 53 
      if (toIndex > list.size()) toIndex = list.size();
- 
 
 54 
      if (fromIndex > toIndex) fromIndex = toIndex;
- 
 
 55 
      GenericEntity sublist = new GenericEntity(list.subList(fromIndex, toIndex))
61 
		if(fromIndex>toIndex) fromIndex=toIndex;
 56 
      {
62 
		GenericEntity<List<FileInfoType>> sublist = new GenericEntity<List<FileInfoType>>(list.subList(fromIndex, toIndex) ){};
 57 
      };
63 
		return Response.ok( sublist ).build();
 58 
      return Response.ok(sublist).build();
64 
		} catch (CacheException e) {
 59 
    } catch (CacheException e) {
65 
			Response.serverError().build();
 60 
      Response.serverError().build();
66 
		}
 61 
    }
67 
		return null;
 - 
 
68 
	}
- 
 
69 
 
 62 
    return null;
70 
 
 63 
  }
- 
 
 64 
 
71
65 
  private void setDirectory(List<FileInfoType> list, File dir, boolean withDirectories, boolean withFiles, final int depth, final String search)
72 
	private void setDirectory(List<FileInfoType> list, File dir, final boolean withDirectories, final boolean withFiles, final int depth, final String search) {
 66 
  {
73 
		if(depth <=0) return;
 67 
    if (depth <= 0) return;
74
68 
 
75 
		File[] files = dir.listFiles(new FileFilter() {
 69 
    File[] files = dir.listFiles(new FileFilter()
76
70 
    {
77 
			public boolean accept(File pathname) {
 71 
      public boolean accept(File pathname) {
78 
				if(pathname.isDirectory() && depth > 1) return true;
 72 
        if ((pathname.isDirectory()) && (depth > 1)) return true;
79 
				if(search == null || search.equals("")) return true;
 73 
        if ((search == null) || (search.equals(""))) return true;
80 
				if(!pathname.getAbsolutePath().contains(search)) return false;
 74 
        if (!pathname.getAbsolutePath().contains(search)) return false;
81 
				return true;
 75 
        return true;
82 
			}
 76 
      }
83 
		});
 77 
    });
84 
		if(dir.getParentFile() != null && withDirectories==true) 	list.add(new FileInfoType(dir.getParentFile()));
 78 
    if ((dir.getParentFile() != null) && (withDirectories)) list.add(new FileInfoType(dir.getParentFile()));
85 
		if(files==null) return;
 79 
    if (files == null) return;
86
80 
 
87 
		for( File e : files) {
 81 
    for (File e : files) {
88 
			if(e.isDirectory()) setDirectory(list, e, withDirectories, withFiles, depth-1, search);
 82 
      if (e.isDirectory()) setDirectory(list, e, withDirectories, withFiles, depth - 1, search);
89 
			if( (withDirectories && e.isDirectory())
 83 
      if (((withDirectories) && (e.isDirectory())) || (
90 
					|| (withFiles && e.isFile()) ) {
 84 
        (withFiles) && (e.isFile())))
91 
				list.add(new FileInfoType(e));
 85 
        list.add(new FileInfoType(e));
92 
			}
- 
 
93 
		}
 86 
    }
94 
	}
 87 
  }
- 
 
 88 
 
95
89 
  private List<FileInfoType> setDirectory(String dir, boolean withDirectories, boolean withFiles, int depth, String search)
96 
	private List<FileInfoType> setDirectory(String dir, final boolean withDirectories, final boolean withFiles, int depth, String search) {
 90 
  {
97 
		List<FileInfoType> list = new ArrayList<FileInfoType>();
 91 
    List list = new ArrayList();
98 
		setDirectory( list, (new File(dir)), withDirectories, withFiles, depth, search);
 92 
    setDirectory(list, new File(dir), withDirectories, withFiles, depth, search);
99 
		return list;
 - 
 
100 
	}
 - 
 
101
- 
 
102
93 
    return list;
103
94 
  }