Author: nicolas Date: Wed Feb 4 09:13:29 2009 New Revision: 740661 URL: http://svn.apache.org/viewvc?rev=740661&view=rev Log: NullMonitor as a stub implemenation accepts any unit
Modified: commons/sandbox/monitoring/branches/modules/core/src/main/java/org/apache/commons/monitoring/monitors/NullMonitor.java Modified: commons/sandbox/monitoring/branches/modules/core/src/main/java/org/apache/commons/monitoring/monitors/NullMonitor.java URL: http://svn.apache.org/viewvc/commons/sandbox/monitoring/branches/modules/core/src/main/java/org/apache/commons/monitoring/monitors/NullMonitor.java?rev=740661&r1=740660&r2=740661&view=diff ============================================================================== --- commons/sandbox/monitoring/branches/modules/core/src/main/java/org/apache/commons/monitoring/monitors/NullMonitor.java (original) +++ commons/sandbox/monitoring/branches/modules/core/src/main/java/org/apache/commons/monitoring/monitors/NullMonitor.java Wed Feb 4 09:13:29 2009 @@ -22,13 +22,22 @@ public class NullMonitor implements Monitor { - private static Role NOP_COUNTER = new Role( "Nop", Unit.UNARY, Metric.Type.COUNTER ); + private static final Unit NULL = new Unit( "null" ) + { + @Override + public boolean isCompatible( Unit unit ) + { + return true; + } + }; + + private static final Role NOP_COUNTER = new Role( "Nop", NULL, Metric.Type.COUNTER ); - private static Role NOP_GAUGE = new Role( "Nop", Unit.UNARY, Metric.Type.GAUGE ); + private static final Role NOP_GAUGE = new Role( "Nop", NULL, Metric.Type.GAUGE ); - private static NoOpCounter counter = new NoOpCounter( NOP_COUNTER ); + private static final NoOpCounter counter = new NoOpCounter( NOP_COUNTER ); - private static NoOpGauge gauge = new NoOpGauge( NOP_GAUGE ); + private static final NoOpGauge gauge = new NoOpGauge( NOP_GAUGE ); private Collection<Metric> metrics = Arrays.asList( new Metric[] { counter, gauge } ); @@ -82,4 +91,17 @@ // NoOp } + private static class NullUnit extends Unit + { + public NullUnit() + { + super( "null" ); + } + + @Override + public boolean isCompatible( Unit unit ) + { + return true; + } + } }