svn commit: r1599072 - /logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java

[ma...@apache.org]

Author: mattsicker
Date: Sun Jun  1 22:46:11 2014
New Revision: 1599072

URL: http://svn.apache.org/r1599072
Log:
Add PluginBuilderAttribute annotation.

Added:
    logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java   (with props)

Added: logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java
URL: http://svn.apache.org/viewvc/logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java?rev=1599072&view=auto
==============================================================================
--- logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java (added)
+++ logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java Sun Jun  1 22:46:11 2014
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.logging.log4j.core.config.plugins;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.apache.logging.log4j.core.config.plugins.visitors.PluginBuilderAttributeVisitor;
+import org.apache.logging.log4j.util.Strings;
+
+/**
+ * Marks a field as a Plugin Attribute.
+ */
+@Documented
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.PARAMETER, ElementType.FIELD})
+@PluginVisitorStrategy(PluginBuilderAttributeVisitor.class)
+public @interface PluginBuilderAttribute {
+
+    /**
+     * Specifies the attribute name this corresponds to. If no attribute is set (i.e., a blank string), then the name
+     * of the field (or member) this annotation is attached to will be used.
+     */
+    String value() default Strings.EMPTY;
+}

Propchange: logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/PluginBuilderAttribute.java
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