diff options
Diffstat (limited to 'java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/PhaseManager.java')
| -rw-r--r-- | java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/PhaseManager.java | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/PhaseManager.java b/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/PhaseManager.java deleted file mode 100644 index 1649eade87..0000000000 --- a/java/sca/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/PhaseManager.java +++ /dev/null @@ -1,313 +0,0 @@ -/* - * 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.tuscany.sca.core.invocation.impl; - -import static org.apache.tuscany.sca.invocation.Phase.IMPLEMENTATION; -import static org.apache.tuscany.sca.invocation.Phase.IMPLEMENTATION_POLICY; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_BINDING; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_BINDING_POLICY; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_BINDING_TRANSPORT; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_BINDING_WIREFORMAT; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_INTERFACE; -import static org.apache.tuscany.sca.invocation.Phase.REFERENCE_POLICY; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_BINDING; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_BINDING_OPERATION_SELECTOR; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_BINDING_POLICY; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_BINDING_TRANSPORT; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_BINDING_WIREFORMAT; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_INTERFACE; -import static org.apache.tuscany.sca.invocation.Phase.SERVICE_POLICY; - -import java.io.IOException; -import java.util.ArrayList; -import java.util.Collection; -import java.util.HashMap; -import java.util.HashSet; -import java.util.List; -import java.util.Map; -import java.util.Set; -import java.util.StringTokenizer; -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.extensibility.ServiceDeclaration; -import org.apache.tuscany.sca.invocation.Phase; -import org.oasisopen.sca.ServiceRuntimeException; - -/** - * @version $Rev$ $Date$ - */ -public class PhaseManager { - private static final Logger log = Logger.getLogger(PhaseManager.class.getName()); - - public static final String STAGE_REFERENCE = "reference"; - public static final String STAGE_REFERENCE_BINDING = "reference.binding"; - public static final String STAGE_SERVICE_BINDING = "service.binding"; - public static final String STAGE_SERVICE = "service"; - public static final String STAGE_IMPLEMENTATION = "implementation"; - - private static final String[] SYSTEM_REFERENCE_PHASES = - {REFERENCE, REFERENCE_INTERFACE, REFERENCE_POLICY, REFERENCE_BINDING}; - - private static final String[] SYSTEM_REFERENCE_BINDING_PHASES = - {REFERENCE_BINDING_WIREFORMAT, REFERENCE_BINDING_POLICY, REFERENCE_BINDING_TRANSPORT}; - - private static final String[] SYSTEM_SERVICE_BINDING_PHASES = - {SERVICE_BINDING_TRANSPORT, SERVICE_BINDING_OPERATION_SELECTOR, SERVICE_BINDING_WIREFORMAT, SERVICE_BINDING_POLICY}; - - private static final String[] SYSTEM_SERVICE_PHASES = - {SERVICE_BINDING, SERVICE_POLICY, SERVICE_INTERFACE, SERVICE}; - - private static final String[] SYSTEM_IMPLEMENTATION_PHASES = {IMPLEMENTATION_POLICY, IMPLEMENTATION}; - - private ExtensionPointRegistry registry; - private String pattern = Phase.class.getName(); - private Map<String, Stage> stages; - private List<String> phases; - - public class Stage { - private String name; - private PhaseSorter<String> sorter = new PhaseSorter<String>(); - private Set<String> firstSet = new HashSet<String>(); - private Set<String> lastSet = new HashSet<String>(); - private List<String> phases = new ArrayList<String>(); - - public Stage(String name) { - super(); - this.name = name; - } - - public String getName() { - return name; - } - - public PhaseSorter<String> getSorter() { - return sorter; - } - - public Set<String> getFirstSet() { - return firstSet; - } - - public Set<String> getLastSet() { - return lastSet; - } - - public List<String> getPhases() { - return phases; - } - - @Override - public String toString() { - return name + phases; - } - } - - /** - * @param registry - */ - public PhaseManager(ExtensionPointRegistry registry) { - super(); - this.registry = registry; - } - - public static PhaseManager getInstance(ExtensionPointRegistry registry) { - UtilityExtensionPoint utilityExtensionPoint = registry.getExtensionPoint(UtilityExtensionPoint.class); - return utilityExtensionPoint.getUtility(PhaseManager.class); - } - - // For unit test purpose - PhaseManager(String pattern) { - super(); - this.pattern = pattern; - this.registry = new DefaultExtensionPointRegistry(); - } - - private List<String> getPhases(String stage) { - Stage s = getStages().get(stage); - return s == null ? null : s.getPhases(); - } - - public List<String> getReferencePhases() { - return getPhases(STAGE_REFERENCE); - } - - public List<String> getServicePhases() { - return getPhases(STAGE_SERVICE); - } - - public List<String> getReferenceBindingPhases() { - return getPhases(STAGE_REFERENCE_BINDING); - } - - public List<String> getServiceBindingPhases() { - return getPhases(STAGE_SERVICE_BINDING); - } - - public List<String> getImplementationPhases() { - return getPhases(STAGE_IMPLEMENTATION); - } - - public synchronized List<String> getAllPhases() { - if (phases == null) { - phases = new ArrayList<String>(); - phases.addAll(getReferencePhases()); - phases.addAll(getReferenceBindingPhases()); - phases.addAll(getServiceBindingPhases()); - phases.addAll(getServicePhases()); - phases.addAll(getImplementationPhases()); - } - return phases; - } - - public synchronized Map<String, Stage> getStages() { - if (stages != null) { - return stages; - } - init(); - - Collection<ServiceDeclaration> services; - try { - services = registry.getServiceDiscovery().getServiceDeclarations(pattern); - } catch (IOException e) { - throw new ServiceRuntimeException(e); - } - - for (ServiceDeclaration d : services) { - if (log.isLoggable(Level.FINE)) { - log.fine(d.getLocation() + ": " + d.getAttributes()); - } - String name = d.getAttributes().get("name"); - if (name == null) { - throw new ServiceRuntimeException("Required attribute 'name' is missing."); - } - String stageName = d.getAttributes().get("stage"); - if (stageName == null) { - throw new ServiceRuntimeException("Required attribute 'stage' is missing."); - } - Stage stage = stages.get(stageName); - if (stage == null) { - throw new ServiceRuntimeException("Invalid stage: " + stageName); - } - PhaseSorter<String> graph = stage.getSorter(); - Set<String> firstSet = stage.getFirstSet(), lastSet = stage.getLastSet(); - - String before = d.getAttributes().get("before"); - String after = d.getAttributes().get("after"); - if (before != null) { - StringTokenizer tokenizer = new StringTokenizer(before); - while (tokenizer.hasMoreTokens()) { - String p = tokenizer.nextToken(); - if (!"*".equals(p)) { - graph.addEdge(name, p); - } else { - firstSet.add(name); - } - } - } - if (after != null) { - StringTokenizer tokenizer = new StringTokenizer(after); - while (tokenizer.hasMoreTokens()) { - String p = tokenizer.nextToken(); - if (!"*".equals(p)) { - graph.addEdge(p, name); - } else { - lastSet.add(name); - } - } - } - graph.addVertext(name); - if(firstSet.size()>1) { - log.warning("More than one phases are declared to be first: "+firstSet); - } - for (String s : firstSet) { - for (String v : new HashSet<String>(graph.getVertices().keySet())) { - if (!firstSet.contains(v)) { - graph.addEdge(s, v); - } - } - } - if(lastSet.size()>1) { - log.warning("More than one phases are declared to be the last: "+lastSet); - } - for (String s : lastSet) { - for (String v : new HashSet<String>(graph.getVertices().keySet())) { - if (!lastSet.contains(v)) { - graph.addEdge(v, s); - } - } - } - - } - - for (Stage s : stages.values()) { - List<String> phases = s.getSorter().topologicalSort(false); - s.getPhases().clear(); - s.getPhases().addAll(phases); - } - if (log.isLoggable(Level.FINE)) { - log.fine("Stages: " + stages); - } - return stages; - } - - private void init() { - stages = new HashMap<String, Stage>(); - - Stage referenceStage = new Stage(STAGE_REFERENCE); - for (int i = 1; i < SYSTEM_REFERENCE_PHASES.length; i++) { - referenceStage.getSorter().addEdge(SYSTEM_REFERENCE_PHASES[i - 1], SYSTEM_REFERENCE_PHASES[i]); - } - referenceStage.getLastSet().add(REFERENCE_BINDING); - stages.put(referenceStage.getName(), referenceStage); - - Stage referenceBindingStage = new Stage(STAGE_REFERENCE_BINDING); - for (int i = 1; i < SYSTEM_REFERENCE_BINDING_PHASES.length; i++) { - referenceBindingStage.getSorter().addEdge(SYSTEM_REFERENCE_BINDING_PHASES[i - 1], SYSTEM_REFERENCE_BINDING_PHASES[i]); - } - stages.put(referenceBindingStage.getName(), referenceBindingStage); - - Stage serviceBindingStage = new Stage(STAGE_SERVICE_BINDING); - for (int i = 1; i < SYSTEM_SERVICE_BINDING_PHASES.length; i++) { - serviceBindingStage.getSorter().addEdge(SYSTEM_SERVICE_BINDING_PHASES[i - 1], SYSTEM_SERVICE_BINDING_PHASES[i]); - } - stages.put(serviceBindingStage.getName(), serviceBindingStage); - - - Stage serviceStage = new Stage(STAGE_SERVICE); - for (int i = 1; i < SYSTEM_SERVICE_PHASES.length; i++) { - serviceStage.getSorter().addEdge(SYSTEM_SERVICE_PHASES[i - 1], SYSTEM_SERVICE_PHASES[i]); - } - stages.put(serviceStage.getName(), serviceStage); - - Stage implementationStage = new Stage(STAGE_IMPLEMENTATION); - for (int i = 1; i < SYSTEM_IMPLEMENTATION_PHASES.length; i++) { - implementationStage.getSorter().addEdge(SYSTEM_IMPLEMENTATION_PHASES[i - 1], - SYSTEM_IMPLEMENTATION_PHASES[i]); - } - implementationStage.getLastSet().add(IMPLEMENTATION); - stages.put(implementationStage.getName(), implementationStage); - } -} |