From 68fff41e79c2a7edb3b65cade2f69e51e7863130 Mon Sep 17 00:00:00 2001
From: jvanzyl <jvanzyl@13f79535-47bb-0310-9956-ffa450edef68>
Date: Mon, 10 Feb 2003 16:43:41 +0000
Subject: [PATCH] o Adding a way to get hold of the selected node count so it
 can be   displayed to the user.

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@112882 13f79535-47bb-0310-9956-ffa450edef68
---
 .../maven/release/AbstractPomTransformer.java | 46 +++++++++++++++++--
 .../maven/release/SnapshotResolver.java       |  2 +-
 2 files changed, 44 insertions(+), 4 deletions(-)

diff --git a/release/src/main/org/apache/maven/release/AbstractPomTransformer.java b/release/src/main/org/apache/maven/release/AbstractPomTransformer.java
index 13c0cdc4..6d3451ef 100644
--- a/release/src/main/org/apache/maven/release/AbstractPomTransformer.java
+++ b/release/src/main/org/apache/maven/release/AbstractPomTransformer.java
@@ -94,6 +94,8 @@ public abstract class AbstractPomTransformer
     /** Properties used in transformNode */
     private Properties properties;
 
+    private List selectedNodes;
+
     // -------------------------------------------------------------------------
     // Accessors
     // -------------------------------------------------------------------------
@@ -170,6 +172,44 @@ public abstract class AbstractPomTransformer
         this.outputFile = outputFile;
     }
 
+    /**
+     *
+     * @return
+     */
+    public List getSelectedNodes()
+    {
+        if ( selectedNodes == null )
+        {
+            try
+            {
+                selectNodes();
+            }
+            catch ( Exception e )
+            {
+                // do nothing.
+            }
+        }
+        return selectedNodes;
+    }
+
+    /**
+     *
+     * @param selectedNodes
+     */
+    public void setSelectedNodes( List selectedNodes )
+    {
+        this.selectedNodes = selectedNodes;
+    }
+
+    /**
+     *
+     * @return
+     */
+    public int getSelectedNodeCount()
+    {
+        return getSelectedNodes().size();
+    }
+
     // ----------------------------------------------------------------------
     // Implementation
     // ----------------------------------------------------------------------
@@ -195,7 +235,7 @@ public abstract class AbstractPomTransformer
     public void transformNodes()
         throws Exception
     {
-        for ( Iterator i = selectNodes().iterator(); i.hasNext(); )
+        for ( Iterator i = getSelectedNodes().iterator(); i.hasNext(); )
         {
             Object o = i.next();
 
@@ -212,7 +252,7 @@ public abstract class AbstractPomTransformer
      *
      * @throws Exception
      */
-    public List selectNodes()
+    public void selectNodes()
         throws Exception
     {
         SAXReader reader = new SAXReader();
@@ -223,7 +263,7 @@ public abstract class AbstractPomTransformer
         // So we can get any information we need, and alter anything we need to before writing
         // the dom4j document back out.
         XPath xpath = new Dom4jXPath( createXPathExpression() );
-        return xpath.selectNodes( getDocument() );
+        setSelectedNodes( xpath.selectNodes( getDocument() ) );
     }
 
     /**
diff --git a/release/src/main/org/apache/maven/release/SnapshotResolver.java b/release/src/main/org/apache/maven/release/SnapshotResolver.java
index 9acabd6d..ac74c730 100644
--- a/release/src/main/org/apache/maven/release/SnapshotResolver.java
+++ b/release/src/main/org/apache/maven/release/SnapshotResolver.java
@@ -68,7 +68,7 @@ import java.io.File;
  *
  * @author <a href="mailto:jason@zenplex.com">Jason van Zyl</a>
  *
- * @version $Id: SnapshotResolver.java,v 1.3 2003/02/10 15:57:06 jvanzyl Exp $
+ * @version $Id: SnapshotResolver.java,v 1.4 2003/02/10 16:43:41 jvanzyl Exp $
  */
 public class SnapshotResolver
     extends AbstractPomTransformer