[slf4j-dev] svn commit: r128 - slf4j/branches/marker-experiment/src/java/org/slf4j/impl
ceki at slf4j.org
ceki at slf4j.org
Wed Jul 13 19:53:53 CEST 2005
Author: ceki
Date: Wed Jul 13 19:53:52 2005
New Revision: 128
Added:
slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarker.java
slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarkerFactory.java
Log:
A basic implementation of Marker and IMakerFactory implemetnations
Added: slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarker.java
==============================================================================
--- (empty file)
+++ slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarker.java Wed Jul 13 19:53:52 2005
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2004-2005 SLF4J.ORG
+ * Copyright (c) 2004-2005 QOS.ch
+ *
+ * All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons
+ * to whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+ * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY
+ * SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder
+ * shall not be used in advertising or otherwise to promote the sale, use
+ * or other dealings in this Software without prior written authorization
+ * of the copyright holder.
+ *
+ */
+
+package org.slf4j.impl;
+
+import org.slf4j.Marker;
+
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Vector;
+
+
+/**
+ * @author ceki
+ *
+ * TODO To change the template for this generated type comment go to
+ * Window - Preferences - Java - Code Style - Code Templates
+ */
+public class BasicMarker implements Marker {
+ String name;
+ List children;
+
+ BasicMarker(String name) {
+ this.name = name;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public synchronized void add(Marker child) {
+ if (child == null) {
+ throw new NullPointerException(
+ "Null children cannot be added to a Marker.");
+ }
+ if (children == null) {
+ children = new Vector();
+ }
+ children.add(child);
+ }
+
+ public synchronized boolean hasChildren() {
+ return ((children != null) && (children.size() > 0));
+ }
+
+ public synchronized Iterator iterator() {
+ if (children != null) {
+ return children.iterator();
+ } else {
+ return Collections.EMPTY_LIST.iterator();
+ }
+ }
+
+ /**
+ *
+ */
+ public synchronized boolean remove(Marker markerToRemove) {
+ if (children == null) {
+ return false;
+ }
+
+ int size = children.size();
+ for (int i = 0; i < size; i++) {
+ Marker m = (Marker) children.get(i);
+ if( m == markerToRemove) {
+ return false;
+ }
+ }
+ // could not find markerToRemove
+ return false;
+ }
+}
Added: slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarkerFactory.java
==============================================================================
--- (empty file)
+++ slf4j/branches/marker-experiment/src/java/org/slf4j/impl/BasicMarkerFactory.java Wed Jul 13 19:53:52 2005
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2004-2005 SLF4J.ORG
+ * Copyright (c) 2004-2005 QOS.ch
+ *
+ * All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons
+ * to whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+ * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY
+ * SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder
+ * shall not be used in advertising or otherwise to promote the sale, use
+ * or other dealings in this Software without prior written authorization
+ * of the copyright holder.
+ *
+ */
+
+package org.slf4j.impl;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.slf4j.IMarkerFactory;
+import org.slf4j.Marker;
+
+/**
+ * A basic implementation of the {@link IMarkerFactory} implementation
+ * which creates {@link BasicMarker} instances. <code>BasicMarkerFactory</code>
+ * keeps track of the marker instances it creates with the help
+ * of a hashtable.
+ *
+ * @author Ceki Gulcu
+ */
+public class BasicMarkerFactory implements IMarkerFactory {
+
+ Map markerMap = new HashMap();
+
+ /**
+ * Manufacture a {@link BasicMarker} instance by name. If the instance has been
+ * created earlier, return the previously created instance.
+ *
+ * @param name the name of the marker to be created
+ * @return a Marker instance
+ */
+ public synchronized Marker getMarker(String name) {
+ if (name == null) {
+ throw new IllegalArgumentException("Marker name cannot be null");
+ }
+
+ Marker marker = (Marker) markerMap.get(name);
+ if (marker == null) {
+ marker = new BasicMarker(name);
+ markerMap.put(name, marker);
+ }
+ return marker;
+ }
+}
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