Merge two GlobalNodePath

mode/api/src/main/java/org/apache/shardingsphere/mode/path/GlobalNodePath.java

@@ -30,72 +30,139 @@
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
 public final class GlobalNodePath {
 
-    private static final String RULES_NODE = "rules";
+    private static final String RULES_NODE = "/rules";
 
-    private static final String PROPS_NODE = "props";
+    private static final String PROPS_NODE = "/props";
 
-    private static final String VERSIONS = "versions";
+    private static final String VERSIONS_NODE = "versions";
 
-    private static final String ACTIVE_VERSION_SUFFIX = "/active_version$";
+    private static final String ACTIVE_VERSION_NODE = "active_version";
+
+    private static final String IDENTIFIER_PATTERN = "(\\w+)";
+
+    private static final String VERSION_PATTERN = "(\\d+)";
 
     /**
-     * Get version.
+     * Get global rule root path.
      *
-     * @param ruleName rule name
-     * @param rulePath rule path
-     * @return version
+     * @return global rule root path
      */
-    public static Optional<String> getVersion(final String ruleName, final String rulePath) {
-        Pattern pattern = Pattern.compile(getVersionsNode(ruleName) + "/(\\d+)$", Pattern.CASE_INSENSITIVE);
-        Matcher matcher = pattern.matcher(rulePath);
-        return matcher.find() ? Optional.of(matcher.group(1)) : Optional.empty();
+    public static String getRuleRootPath() {
+        return RULES_NODE;
     }
 
-    private static String getVersionsNode(final String ruleName) {
-        return String.join("/", "", RULES_NODE, ruleName, VERSIONS);
+    /**
+     * Get global rule path.
+     *
+     * @param ruleTypeName rule type name
+     * @return global rule path
+     */
+    public static String getRulePath(final String ruleTypeName) {
+        return String.join("/", getRuleRootPath(), ruleTypeName);
     }
 
     /**
-     * Is rule active version path.
+     * Get global rule versions path.
      *
-     * @param rulePath rule path
-     * @return true or false
+     * @param ruleTypeName rule type name
+     * @return global rule versions path
      */
-    public static boolean isRuleActiveVersionPath(final String rulePath) {
-        Pattern pattern = Pattern.compile(getRuleNameNode() + "/(\\w+)" + ACTIVE_VERSION_SUFFIX, Pattern.CASE_INSENSITIVE);
-        Matcher matcher = pattern.matcher(rulePath);
-        return matcher.find();
+    public static String getRuleVersionsPath(final String ruleTypeName) {
+        return String.join("/", getRulePath(ruleTypeName), VERSIONS_NODE);
     }
 
     /**
-     * Is props active version path.
+     * Get global rule version path.
      *
-     * @param propsPath props path
-     * @return true or false
+     * @param ruleTypeName rule type name
+     * @param version version
+     * @return global rule version path
      */
-    public static boolean isPropsActiveVersionPath(final String propsPath) {
-        Pattern pattern = Pattern.compile(getPropsNode() + ACTIVE_VERSION_SUFFIX, Pattern.CASE_INSENSITIVE);
-        Matcher matcher = pattern.matcher(propsPath);
-        return matcher.find();
+    public static String getRuleVersionPath(final String ruleTypeName, final String version) {
+        return String.join("/", getRuleVersionsPath(ruleTypeName), version);
+    }
+
+    /**
+     * Get global rule active version path.
+     *
+     * @param ruleTypeName rule type name
+     * @return global rule active version path
+     */
+    public static String getRuleActiveVersionPath(final String ruleTypeName) {
+        return String.join("/", getRulePath(ruleTypeName), ACTIVE_VERSION_NODE);
+    }
+
+    /**
+     * Get properties path.
+     *
+     * @return properties path
+     */
+    public static String getPropsRootPath() {
+        return PROPS_NODE;
+    }
+
+    /**
+     * Get properties versions path.
+     *
+     * @return properties versions path
+     */
+    public static String getPropsVersionsPath() {
+        return String.join("/", getPropsRootPath(), VERSIONS_NODE);
+    }
+
+    /**
+     * Get properties version path.
+     *
+     * @param version version
+     * @return properties version path
+     */
+    public static String getPropsVersionPath(final String version) {
+        return String.join("/", getPropsVersionsPath(), version);
+    }
+
+    /**
+     * Get properties active version path.
+     *
+     * @return properties active version path
+     */
+    public static String getPropsActiveVersionPath() {
+        return String.join("/", getPropsRootPath(), ACTIVE_VERSION_NODE);
     }
 
-    private static String getPropsNode() {
-        return String.join("/", "", PROPS_NODE);
+    /**
+     * Find rule type name from active version.
+     *
+     * @param path path to be found
+     * @return found rule type name
+     */
+    public static Optional<String> findRuleTypeNameFromActiveVersion(final String path) {
+        Pattern pattern = Pattern.compile(getRuleActiveVersionPath(IDENTIFIER_PATTERN) + "$", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(path);
+        return matcher.find() ? Optional.of(matcher.group(1)) : Optional.empty();
     }
 
     /**
-     * Get rule name.
+     * Find version.
      *
-     * @param rulePath rule path
-     * @return rule name
+     * @param ruleTypeName rule type name
+     * @param path path to be found
+     * @return found version
      */
-    public static Optional<String> getRuleName(final String rulePath) {
-        Pattern pattern = Pattern.compile(getRuleNameNode() + "/(\\w+)" + ACTIVE_VERSION_SUFFIX, Pattern.CASE_INSENSITIVE);
-        Matcher matcher = pattern.matcher(rulePath);
+    public static Optional<String> findVersion(final String ruleTypeName, final String path) {
+        Pattern pattern = Pattern.compile(getRuleVersionPath(ruleTypeName, VERSION_PATTERN) + "$", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(path);
         return matcher.find() ? Optional.of(matcher.group(1)) : Optional.empty();
     }
 
-    private static String getRuleNameNode() {
-        return String.join("/", "", RULES_NODE);
+    /**
+     * Is props active version path.
+     *
+     * @param propsPath props path
+     * @return true or false
+     */
+    public static boolean isPropsActiveVersionPath(final String propsPath) {
+        Pattern pattern = Pattern.compile(getPropsActiveVersionPath() + "$", Pattern.CASE_INSENSITIVE);
+        Matcher matcher = pattern.matcher(propsPath);
+        return matcher.find();
     }
 }

mode/api/src/main/java/org/apache/shardingsphere/mode/tuple/RepositoryTupleSwapperEngine.java

@@ -153,7 +153,7 @@ private Optional<YamlRuleConfiguration> swapToYamlRuleConfiguration(final Collec
                                                                         final Class<? extends YamlRuleConfiguration> toBeSwappedType, final RepositoryTupleEntity tupleEntity) {
         if (YamlGlobalRuleConfiguration.class.isAssignableFrom(toBeSwappedType)) {
             for (RepositoryTuple each : repositoryTuples) {
-                if (GlobalNodePath.getVersion(tupleEntity.value(), each.getKey()).isPresent()) {
+                if (GlobalNodePath.findVersion(tupleEntity.value(), each.getKey()).isPresent()) {
                     return Optional.of(YamlEngine.unmarshal(each.getValue(), toBeSwappedType));
                 }
             }

mode/api/src/test/java/org/apache/shardingsphere/mode/path/GlobalNodePathTest.java

@@ -21,40 +21,66 @@
 
 import java.util.Optional;
 
+import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.is;
-import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 class GlobalNodePathTest {
 
     @Test
-    void assertGetVersion() {
-        Optional<String> actual = GlobalNodePath.getVersion("transaction", "/rules/transaction/versions/0");
-        assertTrue(actual.isPresent());
-        assertThat(actual.get(), is("0"));
+    void assertGetRuleRootPath() {
+        assertThat(GlobalNodePath.getRuleRootPath(), is("/rules"));
     }
 
     @Test
-    void assertIsRuleActiveVersionPath() {
-        assertTrue(GlobalNodePath.isRuleActiveVersionPath("/rules/transaction/active_version"));
+    void assertGetRulePath() {
+        assertThat(GlobalNodePath.getRulePath("foo_rule"), is("/rules/foo_rule"));
     }
 
     @Test
-    void assertIsPropsActiveVersionPath() {
-        assertTrue(GlobalNodePath.isPropsActiveVersionPath("/props/active_version"));
+    void assertGetRuleVersionsPath() {
+        assertThat(GlobalNodePath.getRuleVersionsPath("foo_rule"), is("/rules/foo_rule/versions"));
+    }
+
+    @Test
+    void assertGetRuleVersionPath() {
+        assertThat(GlobalNodePath.getRuleVersionPath("foo_rule", "0"), is("/rules/foo_rule/versions/0"));
+    }
+
+    @Test
+    void assertGetRuleActiveVersionPath() {
+        assertThat(GlobalNodePath.getRuleActiveVersionPath("foo_rule"), is("/rules/foo_rule/active_version"));
+    }
+
+    @Test
+    void assertGetPropsRootPath() {
+        assertThat(GlobalNodePath.getPropsRootPath(), is("/props"));
     }
 
     @Test
-    void assertGetRuleName() {
-        Optional<String> actual = GlobalNodePath.getRuleName("/rules/transaction/active_version");
+    void assertGetPropsVersionsPath() {
+        assertThat(GlobalNodePath.getPropsVersionsPath(), is("/props/versions"));
+    }
+
+    @Test
+    void assertGetPropsVersionPath() {
+        assertThat(GlobalNodePath.getPropsVersionPath("0"), is("/props/versions/0"));
+    }
+
+    @Test
+    void assertGetPropsActiveVersionPath() {
+        assertThat(GlobalNodePath.getPropsActiveVersionPath(), is("/props/active_version"));
+    }
+
+    @Test
+    void assertFindVersion() {
+        Optional<String> actual = GlobalNodePath.findVersion("foo_rule", "/rules/foo_rule/versions/0");
         assertTrue(actual.isPresent());
-        assertThat(actual.get(), is("transaction"));
+        assertThat(actual.get(), is("0"));
     }
 
     @Test
-    void assertGetRuleNameWhenNotFound() {
-        Optional<String> actual = GlobalNodePath.getRuleName("/invalid/transaction/active_version");
-        assertFalse(actual.isPresent());
+    void assertIsPropsActiveVersionPath() {
+        assertTrue(GlobalNodePath.isPropsActiveVersionPath("/props/active_version"));
     }
 }