LOG4J2-1447 ContextDataFactory
Project: http://git-wip-us.apache.org/repos/asf/logging-log4j2/repo Commit: http://git-wip-us.apache.org/repos/asf/logging-log4j2/commit/c6a18561 Tree: http://git-wip-us.apache.org/repos/asf/logging-log4j2/tree/c6a18561 Diff: http://git-wip-us.apache.org/repos/asf/logging-log4j2/diff/c6a18561 Branch: refs/heads/LOG4J2-1010&LOG4J2-1447-injectable-contextdata&better-datastructure Commit: c6a1856192e161e436762cafd9790336e194981b Parents: e2c2137 Author: rpopma <[email protected]> Authored: Wed Jul 27 01:08:39 2016 +0900 Committer: rpopma <[email protected]> Committed: Wed Jul 27 01:08:39 2016 +0900 ---------------------------------------------------------------------- .../log4j/core/impl/ContextDataFactory.java | 44 ++++++++++++++++++++ 1 file changed, 44 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/c6a18561/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/ContextDataFactory.java ---------------------------------------------------------------------- diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/ContextDataFactory.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/ContextDataFactory.java new file mode 100644 index 0000000..8d82e08 --- /dev/null +++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/ContextDataFactory.java @@ -0,0 +1,44 @@ +/* + * 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.impl; + +import org.apache.logging.log4j.util.PropertiesUtil; + +/** + * Factory for creating MutableContextData instances. + * <p> + * By default returns {@code ArrayContextData} objects. Can be configured by setting system property + * {@code "log4j2.ContextData"} to the fully qualified class name of a class implementing the + * {@code MutableContextData} interface. The class must have a public default constructor. + * </p> + * + * @see ArrayContextData + * @since 2.7 + */ +public class ContextDataFactory { + + @SuppressWarnings("unchecked") + public static MutableContextData getContextData() { + final String CLASS = PropertiesUtil.getProperties().getStringProperty("log4j2.ContextData", + ArrayContextData.class.getName()); + try { + return (MutableContextData) Class.forName(CLASS).newInstance(); + } catch (final Exception any) { + return new ArrayContextData(); + } + } +}
