Package japa.parser.ast

Examples of japa.parser.ast.CompilationUnit

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      throw new RuntimeException(e);
    }
  }

  public static void parse(InputStream in, JavaStart out) {
    CompilationUnit cu = parse(in);
    TypeDeclaration type = cu.getTypes().get(0);
    ClassVisibility<JavaTypes<JavaStart>> visibility = out.javaTypes()
        .class_();
    ClassExtensibility<JavaTypes<JavaStart>> extensibility = visibility(
        type, visibility);
    ClassName<JavaTypes<JavaStart>> className = extensibility(type,
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public class JavaParserCreateCU {

    private static final Logger LOG = LoggerFactory.getLogger(JavaParserCreateCU.class);

    public static void main(String[] args) {
        CompilationUnit cu = new CompilationUnit();
        //set the package
        cu.setPackage(new PackageDeclaration(ASTHelper.createNameExpr("cn.shenyanchao.javaparser.test")));
        //create the type declaration
        ClassOrInterfaceDeclaration type = new ClassOrInterfaceDeclaration(ModifierSet.PUBLIC, false, "HelloWorld");
        ASTHelper.addTypeDeclaration(cu, type);
        //create a method
        MethodDeclaration method = new MethodDeclaration(ModifierSet.PUBLIC, ASTHelper.VOID_TYPE, "main");
        method.setModifiers(ModifierSet.addModifier(method.getModifiers(), ModifierSet.STATIC));
        ASTHelper.addMember(type, method);

        //add a parameter to the method
        Parameter param = ASTHelper.createParameter(ASTHelper.createReferenceType("String", 1), "args");
//        param.setVarArgs(true);
        ASTHelper.addParameter(method, param);

        //add a body to the method
        BlockStmt block = new BlockStmt();
        method.setBody(block);

        //add a statement do the method body
        NameExpr clazz = new NameExpr("System");
        FieldAccessExpr field = new FieldAccessExpr(clazz, "out");
        MethodCallExpr call = new MethodCallExpr(field, "println");
        ASTHelper.addArgument(call, new StringLiteralExpr("Hello World"));
        ASTHelper.addStmt(block, call);

        LOG.info(cu.toString());
    }
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    }


    private void convertJavaFile2Test(File javaFile) {

        CompilationUnit compilationUnit = JavaParserFactory.getCompilationUnit(javaFile, sourceEncode);

        CompilationUnitBuilder compilationUnitBuilder = new CompilationUnitBuilder();
        compilationUnitBuilder.buildComment(FileComments.GENERATOR_COMMENT);
        //process package
        PackageDeclaration packageDeclaration = compilationUnit.getPackage();
        String testPackageName = PackageUtils.getTestPackageNameFrom(packageDeclaration);
        compilationUnitBuilder.buildPackage(testPackageName);
        //process import

        //process type
        List typeList = compilationUnit.getTypes();
        for (Object type : typeList) {
            TypeDeclaration typeDeclaration = (TypeDeclaration) type;
            String className = typeDeclaration.getName();
            getLog().info("className:" + className);
            ClassTypeBuilder classTypeBuilder = new ClassTypeBuilder(className + Consts.TEST_SUFFIX);
            //process methods
            List<MethodDeclaration> methodDeclarations = MembersFilter.findMethodsFrom(typeDeclaration);
            for (MethodDeclaration methodDeclaration : methodDeclarations) {
                //has method and add import
                compilationUnitBuilder.buildImports(null);

                String methodName = methodDeclaration.getName();
                getLog().info("methodName:" + methodDeclaration.getName());
                classTypeBuilder.buildMethod(methodName + Consts.TEST_SUFFIX, methodDeclaration);
            }

            compilationUnitBuilder.buildClass(classTypeBuilder.build());
        }

        CompilationUnit testCompilationUnit = compilationUnitBuilder.build();

        //写入测试代码文件
        TestGenerator.writeJavaTest(testDir, testCompilationUnit);
    }
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        return false;
    }


    public boolean isTestCaseExist(File testJavaFile, MethodDeclaration method) {
        CompilationUnit testCompilationUnit = JavaParserFactory.getCompilationUnit(testJavaFile, Consts.DEFAULT_ENCODE);
        List<TypeDeclaration> types = testCompilationUnit.getTypes();
        for (TypeDeclaration type : types) {
            List<MethodDeclaration> methodDeclarations = MembersFilter.findMethodsFrom(type);
            for (MethodDeclaration methodDeclaration : methodDeclarations) {
                if ((method.getName() + Consts.TEST_SUFFIX).equals(methodDeclaration.getName())) {
                    return true;
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    private static final Logger LOG = LoggerFactory.getLogger(JavaParserFactory.class);

    public static CompilationUnit getCompilationUnit(File javaFile, String encoding) {

        CompilationUnit compilationUnit = null;
        try {
            compilationUnit = JavaParser.parse(javaFile, encoding);
        } catch (ParseException e) {
            LOG.error(e.getMessage());
        } catch (IOException e) {
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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()));
    if(informerInfos.superClassName!=null && !"Object".equals(informerInfos.superClassName)) {
      extended.add(new ClassOrInterfaceType(InformerInfos.buildAbstractInformerName(informerInfos.superClassName)));
    }
    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) {
    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.getAbstractInformerName());
    if(informerInfos.superClassName!=null && !"Object".equals(informerInfos.superClassName)) {
      List<ClassOrInterfaceType> extended = new LinkedList<ClassOrInterfaceType>();
      extended.add(new ClassOrInterfaceType(InformerInfos.buildAbstractInformerName(informerInfos.superClassName)));
      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);
    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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   */
  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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Related Classes of japa.parser.ast.CompilationUnit

  • bdd.steps.ManipulationSteps
  • 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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