svn commit: r1599076 - /logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/visitors/PluginBuilderAttributeVisitor.java

[ma...@apache.org]

Author: mattsicker
Date: Sun Jun  1 23:00:17 2014
New Revision: 1599076

URL: http://svn.apache.org/r1599076
Log:
Add visitor strategy for @PluginBuilderAttribute.

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

Added: logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/visitors/PluginBuilderAttributeVisitor.java
URL: http://svn.apache.org/viewvc/logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/visitors/PluginBuilderAttributeVisitor.java?rev=1599076&view=auto
==============================================================================
--- logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/visitors/PluginBuilderAttributeVisitor.java (added)
+++ logging/log4j/log4j2/trunk/log4j-core/src/main/java/org/apache/logging/log4j/core/config/plugins/visitors/PluginBuilderAttributeVisitor.java Sun Jun  1 23:00:17 2014
@@ -0,0 +1,51 @@
+/*
+ * 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.visitors;
+
+import java.util.Map;
+
+import org.apache.logging.log4j.core.LogEvent;
+import org.apache.logging.log4j.core.config.Configuration;
+import org.apache.logging.log4j.core.config.Node;
+import org.apache.logging.log4j.core.config.plugins.PluginBuilderAttribute;
+
+/**
+ * PluginVisitor for PluginBuilderAttribute. If {@code null} is returned for the
+ * {@link #visit(org.apache.logging.log4j.core.config.Configuration, org.apache.logging.log4j.core.config.Node, org.apache.logging.log4j.core.LogEvent)}
+ * method, then the default value of the field should remain untouched.
+ *
+ * @see org.apache.logging.log4j.core.config.plugins.util.PluginBuilder
+ */
+public class PluginBuilderAttributeVisitor extends AbstractPluginVisitor<PluginBuilderAttribute> {
+
+    public PluginBuilderAttributeVisitor() {
+        super(PluginBuilderAttribute.class);
+    }
+
+    @Override
+    public Object visit(final Configuration configuration, final Node node, final LogEvent event) {
+        final String overridden = this.annotation.value();
+        final String name = overridden.isEmpty() ? this.member.getName() : overridden;
+        final Map<String, String> attributes = node.getAttributes();
+        final String rawValue = removeAttributeValue(attributes, name, this.aliases);
+        final String replacedValue = this.substitutor.replace(event, rawValue);
+        final Object value = convert(replacedValue, null);
+        LOGGER.debug("Attribute({}=\"{}\")", name, value);
+        return value;
+    }
+}

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