Package japa.parser.ast

Examples of japa.parser.ast.CompilationUnit

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      InputStream is = null;
      try {
         is = javaFileFinder.openJavaFile(methodOrConstructor);
         if (is != null) {
            // visit .java file using our custom GenericVisitorAdapter
            CompilationUnit cu = JavaParser.parse(is);
            MethodParametersVisitor visitor = new MethodParametersVisitor();
            cu.accept(visitor, cache);
         }
      } catch (Exception e) {
         throw new ParameterNamesNotFoundException(
                  "Error while trying to read parameter names from the Java file which contains the declaration of "
                           + methodOrConstructor.toString(), e);
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  Stack<TypeDeclaration> classStack = new Stack<TypeDeclaration>();

  @Override
  public ArrayList<JavaSegment> parse (String classFile) throws Exception {
    CompilationUnit unit = JavaParser.parse(new ByteArrayInputStream(classFile.getBytes()));
    ArrayList<JavaMethod> methods = new ArrayList<JavaMethod>();
    getJavaMethods(methods, getOuterClass(unit));
    ArrayList<JniSection> methodBodies = getNativeCodeBodies(classFile);
    ArrayList<JniSection> sections = getJniSections(classFile);
    alignMethodBodies(methods, methodBodies);
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*
*/
public class InformerTextGenerator {

  public static CompilationUnit generateCompilationUnit(InformerInfos informerInfos, Collection<String> qualifiedEnums, Map<String, Class> resolvedInformers) {
    CompilationUnit cu = new CompilationUnit();
    // set the package
    cu.setPackage(new PackageDeclaration(ASTHelper.createNameExpr(informerInfos.classPackage)));

    // Finally add imports (they may have been "improved" by informers generation)
    List<ImportDeclaration> baseImports = informerInfos.imports;
    // Extracting effective imports
    Collection<String> imports = new LinkedList<String>();
   
    // Add current package to import for resolution (but do not forget to remove it before writing the effective imports)
    imports.add(informerInfos.classPackage);
    imports.add("java.lang");
    for (ImportDeclaration d : baseImports) {
      imports.add(d.getName().toString());
    }

    // create the type declaration
    ClassOrInterfaceDeclaration type = new ClassOrInterfaceDeclaration(ModifierSet.PUBLIC, true, informerInfos.getInformerName());
    type.setExtends(Arrays.asList(new ClassOrInterfaceType(Informer.class.getSimpleName() + "<" + informerInfos.className + ">")));
    type.setJavaDoc(new JavadocComment("\n" + "Informer for {@link " + informerInfos.className + "}\n" + "@author InformerMojos\n"));
    ASTHelper.addTypeDeclaration(cu, type);
    for (PropertyInfos infos : informerInfos.properties) {
      // create a method
      MethodDeclaration method = new MethodDeclaration(ModifierSet.PUBLIC, ASTHelper.VOID_TYPE, "get" + Utils.uppercaseFirst(infos.name));
      String informerTypeFor = InformerTypeFinder.getInformerTypeFor(resolvedInformers, qualifiedEnums, imports, infos);
      method.setType(new ClassOrInterfaceType(informerTypeFor));
      method.setJavaDoc(new JavadocComment(infos.generateJavadoc(informerInfos.className, informerTypeFor)));
      ASTHelper.addMember(type, method);
    }
   
    imports.remove(informerInfos.classPackage);
    imports.remove("java.lang");

    baseImports = new LinkedList<ImportDeclaration>();
    for(String name : imports) {
      baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(name), false, false));
    }
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(Informer.class.getCanonicalName()), false, false));
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(ObjectFieldInformer.class.getPackage().getName()), false, true));
    cu.setImports(baseImports);
    return cu;
  }
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    if(enums!=null) {
      returned.addAll(Arrays.asList(enums));
    }
    for (File f : sources) {
      try {
        CompilationUnit searched = JavaParser.parse(f);
        EnumScanner enums = new EnumScanner();
        enums.visit(searched, null);
        if (enums.getQualifiedName()!=null) {
          returned.add(enums.getQualifiedName());
        }
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  }

  public void createInformerFileFrom(InformerInfos informerInfos, File baseOutput, Collection<String> qualifiedEnums, Map<String, Class> resolvedInformers) throws IOException {
    getLog().info("generating informer for "+informerInfos.classPackage+"."+informerInfos.className);
    getLog().debug("it should have as FieldInformers "+informerInfos.properties);
    CompilationUnit cu= InformerTextGenerator.generateCompilationUnit(informerInfos, qualifiedEnums, resolvedInformers);
    File effective = new File(baseOutput+"/"+informerInfos.classPackage.replace('.', '/')+"/"+informerInfos.getInformerName()+".java");
    effective.getParentFile().mkdirs();
    FileUtils.fileWrite(effective, cu.toString());
  }
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   */
  public List<CompilationUnit> findMatchingSources(Collection<File> sources) {
    List<CompilationUnit> returned = new LinkedList<CompilationUnit>();
    for (File f : sources) {
      try {
        CompilationUnit searched = JavaParser.parse(f);
        ScanningMatcher interfaces = new RequiredInterfacesScanner(requiredInterfaces);
        ScanningMatcher annotations = new RequiredAnnotationsScanner(requiredAnnotations);
        if (interfaces.matches(searched) && annotations.matches(searched)) {
          returned.add(searched);
        }
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*
*/
public class InformerTextGenerator {

  public static CompilationUnit generateVisibleInformer(InformerInfos informerInfos, Collection<String> qualifiedEnums, Map<String, Class> resolvedInformers) {
    CompilationUnit cu = new CompilationUnit();
    // set the package
    cu.setPackage(new PackageDeclaration(ASTHelper.createNameExpr(informerInfos.classPackage)));

    // Finally add imports (they may have been "improved" by informers generation)
    List<ImportDeclaration> baseImports = informerInfos.imports;
    // Extracting effective imports
    Collection<String> imports = new LinkedList<String>();
   
    // Add current package to import for resolution (but do not forget to remove it before writing the effective imports)
    imports.add(informerInfos.classPackage);
    imports.add("java.lang");
    for (ImportDeclaration d : baseImports) {
      imports.add(d.getName().toString());
    }

    // create the type declaration
    ClassOrInterfaceDeclaration type = new ClassOrInterfaceDeclaration(ModifierSet.PUBLIC, true, informerInfos.getInformerName());
    List<ClassOrInterfaceType> extended = new LinkedList<ClassOrInterfaceType>();
    extended.add(new ClassOrInterfaceType(Informer.class.getSimpleName() + "<" + informerInfos.className + ">"));
    extended.add(new ClassOrInterfaceType(informerInfos.getAbstractInformerName()));
    type.setExtends(extended);
    type.setJavaDoc(new JavadocComment("\n" +
            "Informer for {@link " + informerInfos.className + "}\n" +
            "This is the public Informer class one must use to access dynamic properties methods." +
            "@author InformerMojos\n"));
    List<AnnotationExpr> annotations = new LinkedList<AnnotationExpr>();
    // Constructing generated annotation value
    List<MemberValuePair> parameters = new LinkedList<MemberValuePair>();
    parameters.add(new MemberValuePair("date", new StringLiteralExpr(
            javax.xml.bind.DatatypeConverter.printDateTime(GregorianCalendar.getInstance()))));
    parameters.add(new MemberValuePair("comments", new StringLiteralExpr("generated by gaedo-informer-generator")));
    List<Expression> values = new LinkedList<Expression>();
    values.add(new StringLiteralExpr(informerInfos.getQualifiedClassName()));
    parameters.add(new MemberValuePair("value",
            new ArrayInitializerExpr(values)));
    NormalAnnotationExpr generated = new NormalAnnotationExpr(ASTHelper.createNameExpr(Generated.class.getName()), parameters);
    annotations.add(generated);
    type.setAnnotations(annotations);
    ASTHelper.addTypeDeclaration(cu, type);
   
    imports.remove(informerInfos.classPackage);
    imports.remove("java.lang");

    baseImports = new LinkedList<ImportDeclaration>();
    for(String name : imports) {
      baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(name), false, false));
    }
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(Informer.class.getCanonicalName()), false, false));
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(ObjectFieldInformer.class.getPackage().getName()), false, true));
    cu.setImports(baseImports);
    return cu;
  }
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    cu.setImports(baseImports);
    return cu;
  }

  public static CompilationUnit generateAbstractInformer(InformerInfos informerInfos, Collection<String> qualifiedEnums, Map<String, Class> resolvedInformers, Log log) {
    CompilationUnit cu = new CompilationUnit();
    // set the package
    cu.setPackage(new PackageDeclaration(ASTHelper.createNameExpr(informerInfos.classPackage)));

    // Finally add imports (they may have been "improved" by informers generation)
    List<ImportDeclaration> baseImports = informerInfos.imports;
    // Extracting effective imports
    Collection<String> imports = new LinkedList<String>();
   
    // superclasspackage will stay null as long as no import has been found for a class which name ends with ".superClassName"
    // Obvioulsy, if none is found, a warning is written in log
    String superClassPackage = null;
   
    // Add current package to import for resolution (but do not forget to remove it before writing the effective imports)
    imports.add(informerInfos.classPackage);
    imports.add("java.lang");
    String superClassSuffix = null;
    if(informerInfos.superClassName!=null)
      superClassSuffix = "."+informerInfos.superClassName;
    for (ImportDeclaration d : baseImports) {
      String importName = d.getName().toString();
      imports.add(importName);
      if(informerInfos.superClassName!=null) {
        if(importName.endsWith(superClassSuffix)) {
          if(superClassPackage!=null) {
            log.warn("more than one imports of "+informerInfos.getQualifiedClassName()+" contains superclass name. Last one found is "+importName+" This confuses gaedo-informer-generator");
          }
          superClassPackage = importName.substring(0, importName.lastIndexOf(superClassSuffix));
        }
      }
    }

    // create the type declaration
    ClassOrInterfaceDeclaration type = new ClassOrInterfaceDeclaration(ModifierSet.PUBLIC, true, informerInfos.getAbstractInformerName());
    if(informerInfos.superClassName!=null && !"Object".equals(informerInfos.superClassName)) {
      List<ClassOrInterfaceType> extended = new LinkedList<ClassOrInterfaceType>();
      String superInformer = InformerInfos.buildAbstractInformerName(informerInfos.superClassName);
      // do not forget to add import for that class (see https://github.com/Riduidel/gaedo/issues/20)
      if(superClassPackage!=null) {
        imports.add(superClassPackage+"."+superInformer);
      }
      extended.add(new ClassOrInterfaceType(superInformer));
      type.setExtends(extended);
    }
    type.setJavaDoc(new JavadocComment("\n" +
            "Informer method container for {@link " + informerInfos.className + "}\n" +
            "This interface is to be used only by gaedo code. Its only role is to provide consistent method hierarchy.\n" +
            "As a consequence, refering to it directly has not the slightest interest and should never been done in user code." +
            "@author InformerMojos\n"));
    List<AnnotationExpr> annotations = new LinkedList<AnnotationExpr>();
    // Constructing generated annotation value
    List<MemberValuePair> parameters = new LinkedList<MemberValuePair>();
    parameters.add(new MemberValuePair("date", new StringLiteralExpr(
            javax.xml.bind.DatatypeConverter.printDateTime(GregorianCalendar.getInstance()))));
    parameters.add(new MemberValuePair("comments", new StringLiteralExpr("generated by gaedo-informer-generator")));
    List<Expression> values = new LinkedList<Expression>();
    values.add(new StringLiteralExpr(informerInfos.getQualifiedClassName()));
    parameters.add(new MemberValuePair("value",
            new ArrayInitializerExpr(values)));
    NormalAnnotationExpr generated = new NormalAnnotationExpr(ASTHelper.createNameExpr(Generated.class.getName()), parameters);
    annotations.add(generated);
    type.setAnnotations(annotations);
    ASTHelper.addTypeDeclaration(cu, type);
    for (PropertyInfos infos : informerInfos.properties) {
      // create a method
      MethodDeclaration method = new MethodDeclaration(ModifierSet.PUBLIC, ASTHelper.VOID_TYPE, "get" + Utils.uppercaseFirst(infos.name));
      String informerTypeFor = InformerTypeFinder.getInformerTypeFor(resolvedInformers, qualifiedEnums, imports, infos);
      method.setType(new ClassOrInterfaceType(informerTypeFor));
      method.setJavaDoc(new JavadocComment(infos.generateJavadoc(informerInfos, informerTypeFor)));
      ASTHelper.addMember(type, method);
    }
   
    imports.remove(informerInfos.classPackage);
    imports.remove("java.lang");

    baseImports = new LinkedList<ImportDeclaration>();
    for(String name : imports) {
      baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(name), false, false));
    }
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(Informer.class.getCanonicalName()), false, false));
    baseImports.add(new ImportDeclaration(ASTHelper.createNameExpr(ObjectFieldInformer.class.getPackage().getName()), false, true));
    cu.setImports(baseImports);
    return cu;
  }
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    if(enums!=null) {
      returned.addAll(Arrays.asList(enums));
    }
    for (File f : sources) {
      try {
        CompilationUnit searched = JavaParser.parse(f);
        EnumScanner enums = new EnumScanner();
        enums.visit(searched, null);
        if (enums.getQualifiedName()!=null) {
          returned.add(enums.getQualifiedName());
        }
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   * @throws IOException
   */
  public void createInformerFileFrom(InformerInfos informerInfos, File baseOutput, Collection<String> qualifiedEnums, Map<String, Class> resolvedInformers) throws IOException {
    getLog().info("generating informer for "+informerInfos.classPackage+"."+informerInfos.className);
    getLog().debug("it should have as FieldInformers "+informerInfos.properties);
    CompilationUnit cu = InformerTextGenerator.generateVisibleInformer(informerInfos, qualifiedEnums, resolvedInformers);
    File effective = new File(baseOutput+"/"+informerInfos.classPackage.replace('.', '/')+"/"+informerInfos.getInformerName()+".java");
    effective.getParentFile().mkdirs();
    FileUtils.fileWrite(effective, cu.toString());
    cu = InformerTextGenerator.generateAbstractInformer(informerInfos, qualifiedEnums, resolvedInformers, getLog());
    effective = new File(baseOutput+"/"+informerInfos.classPackage.replace('.', '/')+"/"+informerInfos.getAbstractInformerName()+".java");
    effective.getParentFile().mkdirs();
    FileUtils.fileWrite(effective, cu.toString());
    if(generateMappings) {
      currentInformerMappings.setProperty(informerInfos.getQualifiedClassName(), informerInfos.getQualifiedInformerName());
    }
  }
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Related Classes of japa.parser.ast.CompilationUnit

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  • bdd.steps.ParsingSteps
  • bdd.steps.SharedSteps
  • bdd.steps.VisitorSteps
  • cn.bran.CompilerTests
  • cn.bran.japid.compiler.CompilerTests
  • cn.bran.japid.compiler.JavaSyntaxTool
  • cn.bran.japid.compiler.JavaSyntaxToolTest
  • cn.bran.japid.compiler.JavaSyntaxToolTests
  • cn.bran.japid.compiler.JavaSyntaxValidatorTest
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