opendaylight/config/yang-jmx-generator-plugin/src/main/java/org/opendaylight/controller/config/yangjmxgenerator/plugin/gofactory/ConcreteModuleGeneratedObjectFactory.java

   1 package org.opendaylight.controller.config.yangjmxgenerator.plugin.gofactory;
   2
   3 import java.util.LinkedHashMap;
   4
   5 import org.opendaylight.controller.config.api.DependencyResolver;
   6 import org.opendaylight.controller.config.api.ModuleIdentifier;
   7 import org.opendaylight.controller.config.yangjmxgenerator.ModuleMXBeanEntry;
   8 import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.FullyQualifiedName;
   9 import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.GeneratedObject;
  10 import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.GeneratedObjectBuilder;
  11 import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.JavaFileInputBuilder;
  12 import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.TypeName;
  13
  14 import com.google.common.base.Joiner;
  15 import com.google.common.base.Optional;
  16
  17 public class ConcreteModuleGeneratedObjectFactory {
  18
  19     public GeneratedObject toGeneratedObject(ModuleMXBeanEntry mbe, Optional<String> copyright, Optional<String> header) {
  20         FullyQualifiedName concreteFQN = new FullyQualifiedName(mbe.getPackageName(), mbe.getStubModuleName());
  21         FullyQualifiedName abstractFQN = new FullyQualifiedName(mbe.getPackageName(), mbe.getAbstractModuleName());
  22         Optional<String> classJavaDoc = Optional.fromNullable(mbe.getNullableDescription());
  23         return toGeneratedObject(concreteFQN, abstractFQN, copyright, header, classJavaDoc);
  24     }
  25
  26     GeneratedObject toGeneratedObject(FullyQualifiedName concreteFQN,
  27                                              FullyQualifiedName abstractFQN,
  28                                              Optional<String> copyright,
  29                                              Optional<String> header,
  30                                              Optional<String> classJavaDoc) {
  31         // there are two constructors and two methods
  32         JavaFileInputBuilder builder = new JavaFileInputBuilder();
  33         builder.setTypeName(TypeName.classType);
  34         builder.setFqn(concreteFQN);
  35         builder.addExtendsFQN(abstractFQN);
  36
  37         builder.setCopyright(copyright);
  38         builder.setHeader(header);
  39         builder.setClassJavaDoc(classJavaDoc);
  40
  41         builder.addToBody(getNewCtor(concreteFQN));
  42         builder.addToBody(getCopyCtor(concreteFQN));
  43         builder.addToBody(getCustomValidationStub());
  44         builder.addToBody(getCreateInstanceStub());
  45
  46         return new GeneratedObjectBuilder(builder.build()).toGeneratedObject();
  47     }
  48
  49     private static String getNewCtor(FullyQualifiedName fqn) {
  50         LinkedHashMap<String, String> parameters = new LinkedHashMap<>();
  51         parameters.put(ModuleIdentifier.class.getCanonicalName(), "identifier");
  52         parameters.put(DependencyResolver.class.getCanonicalName(), "dependencyResolver");
  53
  54         StringBuilder stringBuilder = getCtor(fqn, parameters);
  55         return stringBuilder.toString();
  56     }
  57
  58     private static StringBuilder getCtor(FullyQualifiedName fqn , LinkedHashMap<String, String> parameters) {
  59         StringBuilder stringBuilder = new StringBuilder();
  60         stringBuilder.append("public ").append(fqn.getTypeName()).append("(");
  61         // parameters
  62         stringBuilder.append(Joiner.on(", ").withKeyValueSeparator(" ").join(parameters));
  63         stringBuilder.append(") {\n");
  64         if (parameters.isEmpty() == false) {
  65             stringBuilder.append("super(");
  66             stringBuilder.append(Joiner.on(", ").join(parameters.values()));
  67             stringBuilder.append(");\n");
  68         }
  69         stringBuilder.append("}");
  70         return stringBuilder;
  71     }
  72
  73     private static String getCopyCtor(final FullyQualifiedName fqn) {
  74         LinkedHashMap<String, String> parameters = new LinkedHashMap<>();
  75         parameters.put(ModuleIdentifier.class.getCanonicalName(), "identifier");
  76         parameters.put(DependencyResolver.class.getCanonicalName(), "dependencyResolver");
  77         parameters.put(fqn.toString(), "oldModule");
  78         parameters.put(AutoCloseable.class.getCanonicalName(), "oldInstance");
  79         StringBuilder stringBuilder = getCtor(fqn, parameters);
  80         return stringBuilder.toString();
  81     }
  82
  83     private static String getCustomValidationStub() {
  84         return "@Override\n" +
  85                 "public void customValidation() {\n" +
  86                 "// add custom validation form module attributes here.\n" +
  87                 "}";
  88     }
  89
  90     private static String getCreateInstanceStub() {
  91         return "@Override\n" +
  92                 "public " + AutoCloseable.class.getCanonicalName() + " createInstance() {\n" +
  93                 "// TODO:implement\n" +
  94                 "throw new " + UnsupportedOperationException.class.getCanonicalName() + "();\n"+
  95                 "}";
  96     }
  97 }