Fix checkstyle simplify boolean expression config-api
[controller.git] / opendaylight / config / config-api / src / main / java / org / opendaylight / controller / config / api / jmx / ObjectNameUtil.java
index cc1d89761c2ef8784b6f79019101fa76a21361c1..0c7478dca0f1008955bcc03c60cd17d3bb309287 100644 (file)
@@ -7,11 +7,6 @@
  */
 package org.opendaylight.controller.config.api.jmx;
 
-import org.opendaylight.controller.config.api.ModuleIdentifier;
-import org.opendaylight.controller.config.api.jmx.constants.ConfigRegistryConstants;
-
-import javax.annotation.concurrent.ThreadSafe;
-import javax.management.ObjectName;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -19,33 +14,42 @@ import java.util.Hashtable;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
+import javax.annotation.concurrent.ThreadSafe;
+import javax.management.MalformedObjectNameException;
+import javax.management.ObjectName;
+import org.opendaylight.controller.config.api.ModuleIdentifier;
+import org.opendaylight.controller.config.api.jmx.constants.ConfigRegistryConstants;
 
 /**
  * Provides ObjectName creation. Each created ObjectName consists of domain that
  * is defined as {@link #ON_DOMAIN} and at least one key-value pair. The only
  * mandatory property is {@link #TYPE_KEY}. All transaction related mbeans have
  * {@link #TRANSACTION_NAME_KEY} property set.
- *
  */
 @ThreadSafe
 public class ObjectNameUtil {
+    private ObjectNameUtil() {
+    }
 
     public static final String ON_DOMAIN = ConfigRegistryConstants.ON_DOMAIN;
     public static final String MODULE_FACTORY_NAME_KEY = "moduleFactoryName";
+    public static final String SERVICE_QNAME_KEY = "serviceQName";
     public static final String INSTANCE_NAME_KEY = "instanceName";
     public static final String TYPE_KEY = ConfigRegistryConstants.TYPE_KEY;
-    public static final String TYPE_CONFIG_REGISTRY = ConfigRegistryConstants.TYPE_CONFIG_REGISTRY;
     public static final String TYPE_CONFIG_TRANSACTION = "ConfigTransaction";
     public static final String TYPE_MODULE = "Module";
+    public static final String TYPE_SERVICE_REFERENCE = "ServiceReference";
     public static final String TYPE_RUNTIME_BEAN = "RuntimeBean";
-
     public static final String TRANSACTION_NAME_KEY = "TransactionName";
+    public static final String REF_NAME_KEY = "RefName";
+    private static final String REPLACED_QUOTATION_MARK = "\\?";
+    public static final String ON_WILDCARD = "*";
 
     public static ObjectName createON(String on) {
         try {
             return new ObjectName(on);
-        } catch (Exception e) {
-            throw new RuntimeException(e);
+        } catch (MalformedObjectNameException e) {
+            throw new IllegalArgumentException(e);
         }
     }
 
@@ -57,12 +61,12 @@ public class ObjectNameUtil {
         return ConfigRegistryConstants.createON(name, key, value);
     }
 
-    public static ObjectName createON(String name, Map<String, String> attribs) {
+    public static ObjectName createON(String domain, Map<String, String> attribs) {
         Hashtable<String, String> table = new Hashtable<>(attribs);
         try {
-            return new ObjectName(name, table);
-        } catch (Exception e) {
-            throw new RuntimeException(e);
+            return new ObjectName(domain, table);
+        } catch (MalformedObjectNameException e) {
+            throw new IllegalArgumentException(e);
         }
 
     }
@@ -76,21 +80,21 @@ public class ObjectNameUtil {
     }
 
     public static ObjectName createTransactionModuleON(String transactionName,
-            ModuleIdentifier moduleIdentifier) {
+                                                       ModuleIdentifier moduleIdentifier) {
         return createTransactionModuleON(transactionName,
                 moduleIdentifier.getFactoryName(),
                 moduleIdentifier.getInstanceName());
     }
 
     public static ObjectName createTransactionModuleON(String transactionName,
-            String moduleName, String instanceName) {
-        Map<String, String> onParams = createModuleON(moduleName, instanceName);
+                                                       String moduleName, String instanceName) {
+        Map<String, String> onParams = createModuleMap(moduleName, instanceName);
         onParams.put(TRANSACTION_NAME_KEY, transactionName);
         return createON(ON_DOMAIN, onParams);
     }
 
     public static ObjectName createTransactionModuleON(String transactionName,
-            ObjectName on) {
+                                                       ObjectName on) {
         return createTransactionModuleON(transactionName, getFactoryName(on),
                 getInstanceName(on));
     }
@@ -101,14 +105,72 @@ public class ObjectNameUtil {
                 moduleIdentifier.getInstanceName());
     }
 
+    public static ObjectName createReadOnlyServiceON(String serviceQName, String refName) {
+        Map<String, String> onParams = createServiceMap(serviceQName, refName);
+        return createON(ON_DOMAIN, onParams);
+    }
+
+    public static ObjectName createTransactionServiceON(String transactionName, String serviceQName, String refName) {
+        Map<String, String> onParams = createServiceON(transactionName, serviceQName, refName);
+        return createON(ON_DOMAIN, onParams);
+    }
+
+    public static String getServiceQName(ObjectName objectName) {
+        checkType(objectName, TYPE_SERVICE_REFERENCE);
+        String quoted = objectName.getKeyProperty(SERVICE_QNAME_KEY);
+        return unquoteAndUnescape(objectName, quoted);
+    }
+
+    // ObjectName supports quotation and ignores tokens like =, but fails to ignore ? sign.
+    // It must be replaced with another character that hopefully does not collide
+    // with actual value.
+    private static String unquoteAndUnescape(ObjectName objectName, String quoted) {
+        if (quoted == null) {
+            throw new IllegalArgumentException("Cannot find " + SERVICE_QNAME_KEY + " in " + objectName);
+        }
+        if (!quoted.startsWith("\"") || !quoted.endsWith("\"")) {
+            throw new IllegalArgumentException("Quotes not found in " + objectName);
+        }
+        String substring = quoted.substring(1);
+        substring = substring.substring(0, substring.length() - 1);
+        substring = substring.replace(REPLACED_QUOTATION_MARK, "?");
+        return substring;
+    }
+
+    private static String quoteAndEscapeValue(String serviceQName) {
+        return "\"" + serviceQName.replace("?", REPLACED_QUOTATION_MARK) + "\"";
+    }
+
+    public static String getReferenceName(ObjectName objectName) {
+        checkType(objectName, TYPE_SERVICE_REFERENCE);
+        return objectName.getKeyProperty(REF_NAME_KEY);
+    }
+
+    private static Map<String, String> createServiceON(String transactionName, String serviceQName,
+                                                       String refName) {
+        Map<String, String> result = new HashMap<>(createServiceMap(serviceQName, refName));
+        result.put(TRANSACTION_NAME_KEY, transactionName);
+        return result;
+    }
+
+    private static Map<String, String> createServiceMap(String serviceQName,
+                                                        String refName) {
+        Map<String, String> onParams = new HashMap<>();
+        onParams.put(TYPE_KEY, TYPE_SERVICE_REFERENCE);
+        onParams.put(SERVICE_QNAME_KEY, quoteAndEscapeValue(serviceQName));
+        onParams.put(REF_NAME_KEY, refName);
+        return onParams;
+    }
+
+
     public static ObjectName createReadOnlyModuleON(String moduleName,
-            String instanceName) {
-        Map<String, String> onParams = createModuleON(moduleName, instanceName);
+                                                    String instanceName) {
+        Map<String, String> onParams = createModuleMap(moduleName, instanceName);
         return createON(ON_DOMAIN, onParams);
     }
 
-    private static Map<String, String> createModuleON(String moduleName,
-            String instanceName) {
+    private static Map<String, String> createModuleMap(String moduleName,
+                                                       String instanceName) {
         Map<String, String> onParams = new HashMap<>();
         onParams.put(TYPE_KEY, TYPE_MODULE);
         onParams.put(MODULE_FACTORY_NAME_KEY, moduleName);
@@ -117,10 +179,12 @@ public class ObjectNameUtil {
     }
 
     public static String getFactoryName(ObjectName objectName) {
+        checkTypeOneOf(objectName, TYPE_MODULE, TYPE_RUNTIME_BEAN);
         return objectName.getKeyProperty(MODULE_FACTORY_NAME_KEY);
     }
 
     public static String getInstanceName(ObjectName objectName) {
+        checkTypeOneOf(objectName, TYPE_MODULE, TYPE_RUNTIME_BEAN);
         return objectName.getKeyProperty(INSTANCE_NAME_KEY);
     }
 
@@ -132,22 +196,27 @@ public class ObjectNameUtil {
      * Sanitize on: keep only mandatory attributes of module + metadata.
      */
     public static ObjectName withoutTransactionName(ObjectName inputON) {
+        checkTypeOneOf(inputON, TYPE_MODULE, TYPE_SERVICE_REFERENCE);
         if (getTransactionName(inputON) == null) {
             throw new IllegalArgumentException(
                     "Expected ObjectName with transaction:" + inputON);
         }
-        if (ON_DOMAIN.equals(inputON.getDomain()) == false) {
+        if (!ON_DOMAIN.equals(inputON.getDomain())) {
             throw new IllegalArgumentException("Expected different domain: "
                     + inputON);
         }
-        String moduleName = getFactoryName(inputON);
-        String instanceName = getInstanceName(inputON);
-
-
+        Map<String, String> outputProperties;
+        if (inputON.getKeyProperty(TYPE_KEY).equals(TYPE_MODULE)) {
+            String moduleName = getFactoryName(inputON);
+            String instanceName = getInstanceName(inputON);
+            outputProperties = new HashMap<>(createModuleMap(moduleName, instanceName));
+        } else {
+            String serviceQName = getServiceQName(inputON);
+            String refName = getReferenceName(inputON);
+            outputProperties = new HashMap<>(createServiceMap(serviceQName, refName));
+        }
         Map<String, String> allProperties = getAdditionalProperties(inputON);
-        Map<String, String> outputProperties = new HashMap<>(createModuleON(moduleName, instanceName));
-
-        for(Entry<String, String> entry: allProperties.entrySet()) {
+        for (Entry<String, String> entry : allProperties.entrySet()) {
             if (entry.getKey().startsWith("X-")) {
                 outputProperties.put(entry.getKey(), entry.getValue());
             }
@@ -155,6 +224,13 @@ public class ObjectNameUtil {
         return createON(ON_DOMAIN, outputProperties);
     }
 
+    public static ObjectName withTransactionName(ObjectName inputON, String transactionName) {
+        Map<String, String> additionalProperties = getAdditionalProperties(inputON);
+        additionalProperties.put(TRANSACTION_NAME_KEY, transactionName);
+        return createON(inputON.getDomain(), additionalProperties);
+
+    }
+
     private static void assertDoesNotContain(
             Map<String, String> additionalProperties, String key) {
         if (additionalProperties.containsKey(key)) {
@@ -165,7 +241,7 @@ public class ObjectNameUtil {
     }
 
     public static ObjectName createRuntimeBeanName(String moduleName,
-            String instanceName, Map<String, String> additionalProperties) {
+                                                   String instanceName, Map<String, String> additionalProperties) {
         // check that there is no overwriting of default attributes
         assertDoesNotContain(additionalProperties, MODULE_FACTORY_NAME_KEY);
         assertDoesNotContain(additionalProperties, INSTANCE_NAME_KEY);
@@ -187,7 +263,7 @@ public class ObjectNameUtil {
         Map<String, String> allProperties = getAdditionalProperties(on);
         Map<String, String> result = new HashMap<>();
         for (Entry<String, String> entry : allProperties.entrySet()) {
-            if (blacklist.contains(entry.getKey()) == false) {
+            if (!blacklist.contains(entry.getKey())) {
                 result.put(entry.getKey(), entry.getValue());
             }
         }
@@ -195,7 +271,7 @@ public class ObjectNameUtil {
     }
 
     public static Map<String, String> getAdditionalProperties(ObjectName on) {
-        Hashtable<String, String> keyPropertyList = on.getKeyPropertyList();
+        Map<String, String> keyPropertyList = on.getKeyPropertyList();
         Map<String, String> result = new HashMap<>();
         for (Entry<String, String> entry : keyPropertyList.entrySet()) {
             result.put(entry.getKey(), entry.getValue());
@@ -217,55 +293,76 @@ public class ObjectNameUtil {
         }
     }
 
+    public static void checkTypeOneOf(ObjectName objectName, String... types) {
+        for (String type : types) {
+            if (type.equals(objectName.getKeyProperty(TYPE_KEY))) {
+                return;
+            }
+        }
+        throw new IllegalArgumentException("Wrong type, expected one of " + Arrays.asList(types)
+                + ", got " + objectName);
+    }
+
     public static ObjectName createModulePattern(String moduleName,
-            String instanceName) {
-        if (moduleName == null)
-            moduleName = "*";
-        if (instanceName == null)
-            instanceName = "*";
+                                                 String instanceName) {
+        String finalModuleName = moduleName == null ? ON_WILDCARD : moduleName;
+        String finalInstanceName = instanceName == null ? ON_WILDCARD : instanceName;
+
         // do not return object names containing transaction name
         ObjectName namePattern = ObjectNameUtil
                 .createON(ObjectNameUtil.ON_DOMAIN + ":"
                         + ObjectNameUtil.TYPE_KEY + "="
                         + ObjectNameUtil.TYPE_MODULE + ","
                         + ObjectNameUtil.MODULE_FACTORY_NAME_KEY + "="
-                        + moduleName + "," + ""
-                        + ObjectNameUtil.INSTANCE_NAME_KEY + "=" + instanceName);
+                        + finalModuleName + "," + ""
+                        + ObjectNameUtil.INSTANCE_NAME_KEY + "=" + finalInstanceName);
         return namePattern;
     }
 
     public static ObjectName createModulePattern(String ifcName,
-            String instanceName, String transactionName) {
+                                                 String instanceName, String transactionName) {
+        String finalIfcName = ifcName == null ? ON_WILDCARD : ifcName;
+        String finalInstanceName = instanceName == null ? ON_WILDCARD : instanceName;
+        String finalTransactionName = transactionName == null ? ON_WILDCARD : transactionName;
+
         return ObjectNameUtil.createON(ObjectNameUtil.ON_DOMAIN
                 + ":type=Module," + ObjectNameUtil.MODULE_FACTORY_NAME_KEY
-                + "=" + ifcName + "," + ObjectNameUtil.INSTANCE_NAME_KEY + "="
-                + instanceName + "," + ObjectNameUtil.TRANSACTION_NAME_KEY
-                + "=" + transactionName);
+                + "=" + finalIfcName + "," + ObjectNameUtil.INSTANCE_NAME_KEY + "="
+                + finalInstanceName + "," + ObjectNameUtil.TRANSACTION_NAME_KEY
+                + "=" + finalTransactionName);
     }
 
     public static ObjectName createRuntimeBeanPattern(String moduleName,
-            String instanceName) {
+                                                      String instanceName) {
+        String finalModuleName = moduleName == null ? ON_WILDCARD : moduleName;
+        String finalInstanceName = instanceName == null ? ON_WILDCARD : instanceName;
+
         return ObjectNameUtil.createON(ObjectNameUtil.ON_DOMAIN + ":"
                 + ObjectNameUtil.TYPE_KEY + "="
                 + ObjectNameUtil.TYPE_RUNTIME_BEAN + ","
-                + ObjectNameUtil.MODULE_FACTORY_NAME_KEY + "=" + moduleName
-                + "," + ObjectNameUtil.INSTANCE_NAME_KEY + "=" + instanceName
+                + ObjectNameUtil.MODULE_FACTORY_NAME_KEY + "=" + finalModuleName
+                + "," + ObjectNameUtil.INSTANCE_NAME_KEY + "=" + finalInstanceName
                 + ",*");
 
     }
 
     public static ModuleIdentifier fromON(ObjectName objectName,
-            String expectedType) {
+                                          String expectedType) {
         checkType(objectName, expectedType);
         String factoryName = getFactoryName(objectName);
-        if (factoryName == null)
+        if (factoryName == null) {
             throw new IllegalArgumentException(
                     "ObjectName does not contain module name");
+        }
         String instanceName = getInstanceName(objectName);
-        if (instanceName == null)
+        if (instanceName == null) {
             throw new IllegalArgumentException(
                     "ObjectName does not contain instance name");
+        }
         return new ModuleIdentifier(factoryName, instanceName);
     }
 
+    public static boolean isServiceReference(ObjectName objectName) {
+        return TYPE_SERVICE_REFERENCE.equals(objectName.getKeyProperty(TYPE_KEY));
+    }
 }