init

2024-11-30 19:03:49 +08:00
commit 1e6763c160
3806 changed files with 737676 additions and 0 deletions
--- a/java/org/apache/tomcat/util/digester/SetPropertiesRule.java
+++ b/java/org/apache/tomcat/util/digester/SetPropertiesRule.java
@@ -0,0 +1,93 @@
+/*
+ * 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.tomcat.util.digester;
+
+
+import org.apache.tomcat.util.IntrospectionUtils;
+import org.xml.sax.Attributes;
+
+
+/**
+ * <p>Rule implementation that sets properties on the object at the top of the
+ * stack, based on attributes with corresponding names.</p>
+ */
+
+public class SetPropertiesRule extends Rule {
+
+    /**
+     * Process the beginning of this element.
+     *
+     * @param namespace the namespace URI of the matching element, or an
+     *   empty string if the parser is not namespace aware or the element has
+     *   no namespace
+     * @param theName the local name if the parser is namespace aware, or just
+     *   the element name otherwise
+     * @param attributes The attribute list for this element
+     */
+    @Override
+    public void begin(String namespace, String theName, Attributes attributes)
+            throws Exception {
+
+        // Populate the corresponding properties of the top object
+        Object top = digester.peek();
+        if (digester.log.isDebugEnabled()) {
+            if (top != null) {
+                digester.log.debug("[SetPropertiesRule]{" + digester.match +
+                                   "} Set " + top.getClass().getName() +
+                                   " properties");
+            } else {
+                digester.log.debug("[SetPropertiesRule]{" + digester.match +
+                                   "} Set NULL properties");
+            }
+        }
+
+        for (int i = 0; i < attributes.getLength(); i++) {
+            String name = attributes.getLocalName(i);
+            if ("".equals(name)) {
+                name = attributes.getQName(i);
+            }
+            String value = attributes.getValue(i);
+
+            if (digester.log.isDebugEnabled()) {
+                digester.log.debug("[SetPropertiesRule]{" + digester.match +
+                        "} Setting property '" + name + "' to '" +
+                        value + "'");
+            }
+            if (!digester.isFakeAttribute(top, name)
+                    && !IntrospectionUtils.setProperty(top, name, value)
+                    && digester.getRulesValidation()) {
+                digester.log.warn("[SetPropertiesRule]{" + digester.match +
+                        "} Setting property '" + name + "' to '" +
+                        value + "' did not find a matching property.");
+            }
+        }
+
+    }
+
+
+    /**
+     * Render a printable version of this Rule.
+     */
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder("SetPropertiesRule[");
+        sb.append("]");
+        return sb.toString();
+    }
+}