# HG changeset patch
# User Jaroslav Tulach <jtulach@netbeans.org>
# Date 1213429943 -7200
# Node ID c75861f07646661e45f2d195b6f75d4c7e5d0970
# Parent  a136893a92141fbea90bc62882aab865976301c9
Using real pieces of code the talk about bridges

diff -r a136893a9214 -r c75861f07646 samples/messagedigest/nbproject/project.xml
--- a/samples/messagedigest/nbproject/project.xml	Sat Jun 14 09:52:23 2008 +0200
+++ b/samples/messagedigest/nbproject/project.xml	Sat Jun 14 09:52:23 2008 +0200
@@ -97,7 +97,7 @@
             </compilation-unit>
             <compilation-unit>
                 <package-root>src-test</package-root>
-                <classpath mode="compile">src-api1.0:../libs/dist/junit-4.4.jar</classpath>
+                <classpath mode="compile">src-new-api:src-new-spi:../libs/dist/junit-4.4.jar</classpath>
                 <source-level>1.5</source-level>
             </compilation-unit>
         </java-data>
diff -r a136893a9214 -r c75861f07646 samples/messagedigest/src-bridge/META-INF/services/org.apidesign.impl.security.friendapi.DigestProvider
--- a/samples/messagedigest/src-bridge/META-INF/services/org.apidesign.impl.security.friendapi.DigestProvider	Sat Jun 14 09:52:23 2008 +0200
+++ b/samples/messagedigest/src-bridge/META-INF/services/org.apidesign.impl.security.friendapi.DigestProvider	Sat Jun 14 09:52:23 2008 +0200
@@ -1,3 +1,4 @@
-# this shall be in a separate module that provides the "bridge"
-org.apidesign.impl.security.extension.BridgeToOldAlgorithmsProvider
-
+# BEGIN: day.end.bridges.FriendMetaInf
+# registration in bridge's META-INF/services/friendapi.DigestProvider
+org.apidesign.impl.security.extension.BridgeToNew
+# END: day.end.bridges.FriendMetaInf
diff -r a136893a9214 -r c75861f07646 samples/messagedigest/src-bridge/org/apidesign/impl/security/extension/BridgeToNew.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/samples/messagedigest/src-bridge/org/apidesign/impl/security/extension/BridgeToNew.java	Sat Jun 14 09:52:23 2008 +0200
@@ -0,0 +1,44 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package org.apidesign.impl.security.extension;
+
+import org.apidesign.impl.security.friendapi.DigestImplementation;
+import org.apidesign.impl.security.friendapi.DigestProvider;
+import java.nio.ByteBuffer;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ *
+ * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ */
+// BEGIN: day.end.bridges.BridgeToNew
+public class BridgeToNew implements DigestProvider {
+
+    public DigestImplementation create(String algorithm) {
+        try {
+            final MessageDigest md = MessageDigest.getInstance(algorithm);
+            return new DigestImplementation(algorithm) {
+
+                @Override
+                public void update(ByteBuffer bb) {
+                    md.update(bb);
+                }
+
+                @Override
+                public byte[] digest() {
+                    return md.digest();
+                }
+            };
+        } catch (NoSuchAlgorithmException ex) {
+            Logger.getLogger(BridgeToNew.class.getName()).log(Level.INFO, null, ex);
+            return null;
+        }
+    }
+}
+// END: day.end.bridges.BridgeToNew
diff -r a136893a9214 -r c75861f07646 samples/messagedigest/src-bridge/org/apidesign/impl/security/extension/BridgeToOld.java
--- a/samples/messagedigest/src-bridge/org/apidesign/impl/security/extension/BridgeToOld.java	Sat Jun 14 09:52:23 2008 +0200
+++ b/samples/messagedigest/src-bridge/org/apidesign/impl/security/extension/BridgeToOld.java	Sat Jun 14 09:52:23 2008 +0200
@@ -19,6 +19,7 @@
  *
  * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
  */
+// BEGIN: day.end.bridges.BridgeToOld
 public class BridgeToOld extends Provider {
 
     public BridgeToOld() {
@@ -80,3 +81,4 @@
     }
 
 }
+// END: day.end.bridges.BridgeToOld
diff -r a136893a9214 -r c75861f07646 samples/messagedigest/src-test/test/CountingDigestor.java
--- a/samples/messagedigest/src-test/test/CountingDigestor.java	Sat Jun 14 09:52:23 2008 +0200
+++ b/samples/messagedigest/src-test/test/CountingDigestor.java	Sat Jun 14 09:52:23 2008 +0200
@@ -10,10 +10,10 @@
 
 /**
  *
- * @author jarda
+ * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
  */
+// BEGIN: day.end.bridges.CountingDigestor
 public final class CountingDigestor extends Digestor<int[]> {
-
     @Override
     protected byte[] digest(int[] data) {
         int i = data[0];
@@ -31,5 +31,5 @@
         data[0] += input.remaining();
         input.position(input.position() + input.remaining());
     }
-
 }
+// END: day.end.bridges.CountingDigestor
\ No newline at end of file
diff -r a136893a9214 -r c75861f07646 samples/messagedigest/src-test/test/OldAPIToNewAPITest.java
--- a/samples/messagedigest/src-test/test/OldAPIToNewAPITest.java	Sat Jun 14 09:52:23 2008 +0200
+++ b/samples/messagedigest/src-test/test/OldAPIToNewAPITest.java	Sat Jun 14 09:52:23 2008 +0200
@@ -43,6 +43,7 @@
 
     @Test
     public void generateHashUsingMessageDigest() throws Exception {
+        // BEGIN: day.end.bridges.BridgeToOldRegister
         // The java.security.Providers cannot be registered in META-INF/services
         // that is why one needs to either configure various properties or
         // make some dummy call that will initialize our bridge class.
@@ -51,6 +52,7 @@
         //
         // This is the call:
         Digest initialize = Digest.getInstance("MD5");
+        // END: day.end.bridges.BridgeToOldRegister
         
         MessageDigest md = MessageDigest.getInstance("cnt");
         byte[] res = md.digest(arr);