[3.0] p2p invoke support wildcard url match. (#8247)

* p2p invoke support wildcard url match.

* add license

* add more testcases.

Co-authored-by: Stefan <zjfan@trip.com>

dubbo-common/src/main/java/org/apache/dubbo/common/utils/RegexProperties.java

@@ -0,0 +1,60 @@
+/*
+ * 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.dubbo.common.utils;
+
+import org.apache.dubbo.common.constants.CommonConstants;
+
+import java.util.Comparator;
+import java.util.List;
+import java.util.Properties;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/**
+ * Regex matching of keys is supported.
+ */
+public class RegexProperties extends Properties {
+
+    @Override
+    public String getProperty(String key) {
+        String value = super.getProperty(key);
+        if (value != null) {
+            return value;
+        }
+
+        // Sort the keys to solve the problem of matching priority.
+        List<String> sortedKeyList = keySet()
+                .stream()
+                .map(k -> (String) k)
+                .sorted(Comparator.reverseOrder())
+                .collect(Collectors.toList());
+
+        String keyPattern = sortedKeyList
+                .stream()
+                .filter(k -> {
+                    String matchingKey = k;
+                    if(matchingKey.startsWith(CommonConstants.ANY_VALUE)){
+                        matchingKey = CommonConstants.HIDE_KEY_PREFIX + matchingKey;
+                    }
+                    return Pattern.matches(matchingKey, key);
+                })
+                .findFirst()
+                .orElse(null);
+
+        return keyPattern == null ? null : super.getProperty(keyPattern);
+    }
+}

dubbo-common/src/main/java/org/apache/dubbo/config/ReferenceConfigBase.java

@@ -18,6 +18,7 @@
 
 import org.apache.dubbo.common.URL;
 import org.apache.dubbo.common.utils.ClassUtils;
+import org.apache.dubbo.common.utils.RegexProperties;
 import org.apache.dubbo.common.utils.StringUtils;
 import org.apache.dubbo.config.annotation.Reference;
 import org.apache.dubbo.config.support.Parameter;
@@ -263,7 +264,7 @@ protected void resolveFile() {
                 }
             }
             if (resolveFile != null && resolveFile.length() > 0) {
-                Properties properties = new Properties();
+                Properties properties = new RegexProperties();
                 try (FileInputStream fis = new FileInputStream(new File(resolveFile))) {
                     properties.load(fis);
                 } catch (IOException e) {

dubbo-common/src/test/java/org/apache/dubbo/common/utils/RegexPropertiesTest.java

@@ -0,0 +1,38 @@
+/*
+ * 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.dubbo.common.utils;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class RegexPropertiesTest {
+    @Test
+    public void testGetProperty(){
+        RegexProperties regexProperties = new RegexProperties();
+        regexProperties.setProperty("org.apache.dubbo.provider.*", "http://localhost:20880");
+        regexProperties.setProperty("org.apache.dubbo.provider.config.*", "http://localhost:30880");
+        regexProperties.setProperty("org.apache.dubbo.provider.config.demo", "http://localhost:40880");
+        regexProperties.setProperty("org.apache.dubbo.consumer.*.demo", "http://localhost:50880");
+        regexProperties.setProperty("*.service", "http://localhost:60880");
+
+        Assertions.assertEquals("http://localhost:20880", regexProperties.getProperty("org.apache.dubbo.provider.cluster"));
+        Assertions.assertEquals("http://localhost:30880", regexProperties.getProperty("org.apache.dubbo.provider.config.cluster"));
+        Assertions.assertEquals("http://localhost:40880", regexProperties.getProperty("org.apache.dubbo.provider.config.demo"));
+        Assertions.assertEquals("http://localhost:50880", regexProperties.getProperty("org.apache.dubbo.consumer.service.demo"));
+        Assertions.assertEquals("http://localhost:60880", regexProperties.getProperty("org.apache.dubbo.service"));
+    }
+}