[POLICY-73] replace openecomp for policy-engine

[policy/engine.git] / ONAP-PDP-REST / src / main / java / org / onap / policy / pdp / rest / impl / XACMLPdpPIPFinderFactory.java

diff --git a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/impl/XACMLPdpPIPFinderFactory.java b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/impl/XACMLPdpPIPFinderFactory.java
new file mode 100644 (file)
index 0000000..babcafa
--- /dev/null
+++ b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/impl/XACMLPdpPIPFinderFactory.java
@@ -0,0 +1,88 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-PDP-REST
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.policy.pdp.rest.impl;
+
+import java.util.Properties;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.onap.policy.common.logging.eelf.MessageCodes;
+import org.onap.policy.common.logging.eelf.PolicyLogger;
+
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+import com.att.research.xacml.api.pip.PIPException;
+import com.att.research.xacml.api.pip.PIPFinder;
+import com.att.research.xacml.api.pip.PIPFinderFactory;
+import com.att.research.xacml.std.pip.finders.ConfigurableEngineFinder;
+import com.att.research.xacml.util.XACMLProperties;
+
+public class XACMLPdpPIPFinderFactory extends PIPFinderFactory {
+       private ConfigurableEngineFinder pipFinder;
+       
+       private static Log LOGGER       = LogFactory.getLog(XACMLPdpPIPFinderFactory.class);
+       
+       public XACMLPdpPIPFinderFactory() {
+       }
+
+       public XACMLPdpPIPFinderFactory(Properties properties) {
+       }
+
+       @Override
+       public PIPFinder getFinder() throws PIPException {
+               if (pipFinder == null) {
+                       synchronized(this) {
+                               if (pipFinder == null) {
+                                       if (LOGGER.isDebugEnabled()) {
+                                               LOGGER.debug("Creating default configurable engine finder");
+                                       }
+                                       pipFinder                                       = new ConfigurableEngineFinder();
+                                       Properties xacmlProperties      = null;
+                                       try {
+                                               xacmlProperties = XACMLProperties.getProperties();
+                                       } catch (Exception ex) {
+                                               LOGGER.error( XACMLErrorConstants.ERROR_SYSTEM_ERROR+ "Exception getting XACML properties: " + ex.getMessage(), ex);
+                                               PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, ex, "Exception getting XACML properties");
+                                               return null;
+                                       }
+                                       if (xacmlProperties != null) {
+                                               ((ConfigurableEngineFinder)pipFinder).configure(xacmlProperties);
+                                       }
+                               }
+                       }
+               }
+               return pipFinder;
+       }
+
+       @Override
+       public PIPFinder getFinder(Properties properties) throws PIPException {
+               if (pipFinder == null) {
+                       synchronized(this) {
+                               if (pipFinder == null) {
+                                       if (LOGGER.isDebugEnabled()) {
+                                               LOGGER.debug("Creating configurable engine finder using: " + properties);
+                                       }
+                                       pipFinder                                       = new ConfigurableEngineFinder();
+                                       ((ConfigurableEngineFinder)pipFinder).configure(properties);
+                               }
+                       }
+               }
+               return this.pipFinder;
+       }
+}