init

2024-11-30 19:03:49 +08:00
commit 1e6763c160
3806 changed files with 737676 additions and 0 deletions
--- a/java/org/apache/catalina/storeconfig/LoaderSF.java
+++ b/java/org/apache/catalina/storeconfig/LoaderSF.java
@@ -0,0 +1,85 @@
+/*
+ * 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.catalina.storeconfig;
+
+import java.io.PrintWriter;
+
+import org.apache.catalina.Loader;
+import org.apache.catalina.loader.WebappLoader;
+import org.apache.juli.logging.Log;
+import org.apache.juli.logging.LogFactory;
+
+/**
+ * Store Loader Element.
+ */
+public class LoaderSF extends StoreFactoryBase {
+
+    private static Log log = LogFactory.getLog(LoaderSF.class);
+
+    /**
+     * Store the only the Loader elements, when not default
+     *
+     * @see NamingResourcesSF#storeChildren(PrintWriter, int, Object, StoreDescription)
+     */
+    @Override
+    public void store(PrintWriter aWriter, int indent, Object aElement)
+            throws Exception {
+        StoreDescription elementDesc = getRegistry().findDescription(
+                aElement.getClass());
+        if (elementDesc != null) {
+            Loader loader = (Loader) aElement;
+            if (!isDefaultLoader(loader)) {
+                if (log.isDebugEnabled())
+                    log.debug("store " + elementDesc.getTag() + "( " + aElement
+                            + " )");
+                getStoreAppender().printIndent(aWriter, indent + 2);
+                getStoreAppender().printTag(aWriter, indent + 2, loader,
+                        elementDesc);
+            }
+        } else {
+            if (log.isWarnEnabled()) {
+                log
+                        .warn("Descriptor for element"
+                                + aElement.getClass()
+                                + " not configured or element class not StandardManager!");
+            }
+        }
+    }
+
+    /**
+     * Is this an instance of the default <code>Loader</code> configuration,
+     * with all-default properties?
+     *
+     * @param loader
+     *            Loader to be tested
+     * @return <code>true</code> if this is an instance of the default loader
+     */
+    protected boolean isDefaultLoader(Loader loader) {
+
+        if (!(loader instanceof WebappLoader)) {
+            return false;
+        }
+        WebappLoader wloader = (WebappLoader) loader;
+        if ((wloader.getDelegate() != false)
+                || !wloader.getLoaderClass().equals(
+                        "org.apache.catalina.loader.WebappClassLoader")) {
+            return false;
+        }
+        return true;
+    }
+}