[CJ-dev] commonjava-projects/commonjava-dirdigester/src/java/org/commonjava/dirdigester DirectoryDigest.java,1.1.1.1,1.2

[<joh...@co...>]

Update of /cvsroot/commonjava/commonjava-projects/commonjava-dirdigester/src/java/org/commonjava/dirdigester
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv26953/src/java/org/commonjava/dirdigester

Modified Files:
	DirectoryDigest.java 
Log Message:
updated documentation in project.xml files, and added functionality to:

Console:
- provide convenient way to prompt the user for more information

Config:
- Provide snap-in container stacking, or scoping
- Provide a JBoss service implementation of a snap-in container

Probably other things, but I don't honestly remember everything...

Index: DirectoryDigest.java
===================================================================
RCS file: /cvsroot/commonjava/commonjava-projects/commonjava-dirdigester/src/java/org/commonjava/dirdigester/DirectoryDigest.java,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -d -r1.1.1.1 -r1.2
--- DirectoryDigest.java	31 Dec 2003 01:16:01 -0000	1.1.1.1
+++ DirectoryDigest.java	18 Feb 2004 06:13:11 -0000	1.2
@@ -7,6 +7,7 @@
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Map;
 
 /**
@@ -43,6 +44,82 @@
     return options.equals(digest.getOptions());
   }
   
+  public List calculateAllChanges(DirectoryDigest digest){
+    List results = new ArrayList();
+    results = _calculateAdded(digest, results);
+    results = _calculateRemoved(digest, results);
+    results = _calculateChangedExisting(digest, results);
+    
+    return results;
+  }
+  
+  public List calculateAdded(DirectoryDigest digest){
+    return _calculateAdded(digest, new ArrayList());
+  }
+  
+  public List calculateRemoved(DirectoryDigest digest){
+    return _calculateRemoved(digest, new ArrayList());
+  }
+  
+  public List calculateChangedExisting(DirectoryDigest digest){
+    return _calculateChangedExisting(digest, new ArrayList());
+  }
+  
+  private List _calculateChangedExisting(DirectoryDigest digest, List deltas){
+    Map stored = digest.getDigests();
+    for (Iterator it = digests.keySet().iterator(); it.hasNext(); ){
+      String fname = (String)it.next();
+      byte[] storeData = (byte[])stored.get(fname);
+      byte[] genData = (byte[])digests.get(fname);
+      
+      if(storeData != null) {
+        if(storeData.length != genData.length) {
+          deltas.add(fname);
+        }
+        else {
+          for (int i = 0; i < genData.length; i++){
+            if(genData[i] != storeData[i]) {
+              deltas.add(fname);
+              break;
+            }
+          }
+        }
+      }
+    }
+    
+    return deltas;
+  }
+  
+  private List _calculateAdded(DirectoryDigest digest, List deltas){
+    Map stored = digest.getDigests();
+    for (Iterator it = digests.keySet().iterator(); it.hasNext(); ){
+      String fname = (String)it.next();
+      byte[] storeData = (byte[])stored.get(fname);
+      byte[] genData = (byte[])digests.get(fname);
+      
+      if(storeData == null) {
+        deltas.add(fname);
+      }
+    }
+    
+    return deltas;
+  }
+  
+  private List _calculateRemoved(DirectoryDigest digest, List deltas){
+    Map stored = digest.getDigests();
+    for (Iterator it = stored.keySet().iterator(); it.hasNext(); ){
+      String fname = (String)it.next();
+      byte[] storeData = (byte[])stored.get(fname);
+      byte[] genData = (byte[])digests.get(fname);
+      
+      if(genData == null) {
+        deltas.add(fname);
+      }
+    }
+    
+    return deltas;
+  }
+  
   public String[] compareWithoutOptions(DirectoryDigest digest) {
     ArrayList deltas = new ArrayList();
     Map stored = digest.getDigests();