[MRESOURCES-223] Define the escapeString by default with "\"
 o Defined default escapeString with "\" and improved the
   docs a little bit.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1743728 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/maven/plugins/resources/ResourcesMojo.java b/src/main/java/org/apache/maven/plugins/resources/ResourcesMojo.java
index 2e772e3..fe08668 100644
--- a/src/main/java/org/apache/maven/plugins/resources/ResourcesMojo.java
+++ b/src/main/java/org/apache/maven/plugins/resources/ResourcesMojo.java
@@ -133,11 +133,13 @@
     protected MavenSession session;
 
     /**
-     * Expression preceded with the String won't be interpolated \${foo} will be replaced with ${foo}
-     *
+     * Expression preceded with the String won't be interpolated. For
+     * example {@code \${foo}} will be replaced with {@code ${foo}}.
+     * <br/>
+     * <b>Note: With 3.0.0 a default value has been defined.</b>
      * @since 2.3
      */
-    @Parameter( property = "maven.resources.escapeString" )
+    @Parameter( property = "maven.resources.escapeString", defaultValue = "\\" )
     protected String escapeString;
 
     /**