[flexotask-commits] SF.net SVN: flexotask:[120] trunk/flexotask/src/com/ibm/realtime/flexotask

[<jhs...@us...>]

Revision: 120
          http://flexotask.svn.sourceforge.net/flexotask/?rev=120&view=rev
Author:   jhspring
Date:     2009-01-28 09:33:37 +0000 (Wed, 28 Jan 2009)

Log Message:
-----------
added support for peek() and peek(index)

Modified Paths:
--------------
    trunk/flexotask/src/com/ibm/realtime/flexotask/FlexotaskInputPort.java
    trunk/flexotask/src/com/ibm/realtime/flexotask/system/FlexotaskInputPortImpl.java

Modified: trunk/flexotask/src/com/ibm/realtime/flexotask/FlexotaskInputPort.java
===================================================================
--- trunk/flexotask/src/com/ibm/realtime/flexotask/FlexotaskInputPort.java	2009-01-28 09:32:50 UTC (rev 119)
+++ trunk/flexotask/src/com/ibm/realtime/flexotask/FlexotaskInputPort.java	2009-01-28 09:33:37 UTC (rev 120)
@@ -27,4 +27,19 @@
 	 * @return the most recent value on the port
 	 */
 	public Object getValue();
+	
+  /**
+   * Retrieves the most recent value of the InputPort or the buffer, if the 
+   * buffer is present. The value is not removed.
+   * @return the value.
+   */
+  public Object peek();
+  
+  /**
+   * Retrieves the most recent value of the InputPort or the n'th value of the 
+   * buffer, if the buffer is present, without removing it.
+   * @param index the n'th value to be retrieved
+   * @return the value.
+   */
+  public Object peek(int index);
 }

Modified: trunk/flexotask/src/com/ibm/realtime/flexotask/system/FlexotaskInputPortImpl.java
===================================================================
--- trunk/flexotask/src/com/ibm/realtime/flexotask/system/FlexotaskInputPortImpl.java	2009-01-28 09:32:50 UTC (rev 119)
+++ trunk/flexotask/src/com/ibm/realtime/flexotask/system/FlexotaskInputPortImpl.java	2009-01-28 09:33:37 UTC (rev 120)
@@ -59,10 +59,11 @@
   }
 
   /**
-   * Non-public method used by ConnectionDrivers to retrieve the value
+   * Retrieves the most recent value of the InputPort or the buffer, if the 
+   * buffer is present. The value is not removed.
    * @return the value.
    */
-  Object peek() {
+  public Object peek() {
     if (buffer != null)
       return buffer.peekFirst();
     else
@@ -70,10 +71,12 @@
   }
 
   /**
-   * Non-public method used by ConnectionDrivers to retrieve the value
+   * Retrieves the most recent value of the InputPort or the n'th value of the 
+   * buffer, if the buffer is present, without removing it.
+   * @param index the n'th value to be retrieved
    * @return the value.
    */
-  Object peek(int index) {
+  public Object peek(int index) {
     if (buffer != null)
       return buffer.peekIndex(index);
     else if (index != 0)


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