Java ClassType类代码示例

import com.sun.codemodel.ClassType; //导入依赖的package包/类
private JDefinedClass buildTemplateConstraint(String name) {
    try {
        JDefinedClass tplConstraint = codeModel._class(Config.CFG.getBasePackageName() + ".annot."+name, ClassType.ANNOTATION_TYPE_DECL);
        tplConstraint.annotate(Documented.class);
        tplConstraint.annotate(Retention.class).param("value", RetentionPolicy.RUNTIME);
        tplConstraint.annotate(Target.class).paramArray("value").param(ElementType.TYPE).param(ElementType.ANNOTATION_TYPE).param(ElementType.FIELD).param(ElementType.METHOD);
        
        // Using direct as I don't know how to build default { } with code model
        tplConstraint.direct("\n" + "    Class<?>[] groups() default {};\n" + "    String message() default \"Invalid value\";\n" + "    Class<? extends Payload>[] payload() default {};\n");
        
        // Hack to force the import of javax.validation.Payload
        tplConstraint.javadoc().addThrows((JClass) codeModel._ref(Payload.class)).add("Force import");
        
        return tplConstraint;
    } catch (JClassAlreadyExistsException e) {
        throw new RuntimeException("Tried to create an already existing class: " + name, e);
    }
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
/**
 * Creates a new MetaJavaBean with random fields.
 * 
 * @param fqn
 *            The fully qualified name of the bean's class.
 * @param numFields
 *            Number of simple type fields that will be added.
 */
public MetaJavaBean(JCodeModel cm, String fqn, int numFields) {

    super(cm, fqn, ClassType.CLASS);

    // Empty constructor
    getGeneratedClass().constructor(JMod.PUBLIC);

    // Init the simple fields
    this.fields = Maps.newHashMapWithExpectedSize(numFields);
    for (int i = 0; i < numFields; ++i) {
        String fieldName = "field" + Config.CFG.nextUniqueNum();
        JavaBeanBasicField field = new JavaBeanBasicField(this, fieldName);
        fields.put(fieldName, field);
    }

}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
@Override
public JType define(AbstractType t) {
	JDefinedClass defineClass = writer.defineClass(t, ClassType.INTERFACE);
	for (AbstractType st:t.superTypes()){
		AbstractType superType = st;
		JType type = writer.getType(superType);
		defineClass._extends((JClass) type);
	}
	t.toPropertiesView().properties().forEach(p -> {
		String name = writer.propNameGenerator.name(p);
		JType propType = writer.getType(p.range(), false, false, p);
		//defineClass.field(JMod.PRIVATE, propType, name);
		defineClass.method(JMod.PUBLIC, propType,
				"get" + Character.toUpperCase(name.charAt(0)) + name.substring(1));
		
		defineClass.method(JMod.PUBLIC, writer.getModel()._ref(void.class),
				(p.range().isBoolean() ? "is" : "set") + Character.toUpperCase(name.charAt(0)) + name.substring(1));
		
	});
	writer.annotate(defineClass, t);
	return defineClass;
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
public JDefinedClass defineClass(AbstractType t, ClassType type) {
	String fullyQualifiedName = nameGenerator.fullyQualifiedName(t);
	try {
		JDefinedClass _class = mdl._class(fullyQualifiedName, type);
		if (config.addGenerated) {
			_class.annotate(Generated.class).param("value", JavaWriter.class.getPackage().getName()).param("date",
					new Date().toString());
		}
		if (t.hasDirectMeta(Description.class)) {
			String description = t.oneMeta(Description.class).value();
			_class.javadoc().add(description);
		}
		return _class;
	} catch (JClassAlreadyExistsException e) {
		throw new IllegalStateException(e);
	}
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
@SuppressWarnings("unchecked")
@Test
public void shouldFindEnumValues() throws IllegalAccessException {
    klass = modelPackage._getClass("Colour");
    assertThat(klass.getClassType()).isEqualTo(ClassType.ENUM);
    Map<String,JEnumConstant> enums = (Map<String, JEnumConstant>) FieldUtils.readField(klass, "enumConstantsByName", true);
    assertThat(enums.keySet()).contains("LIGHT_BLUE", "RED");

    JEnumConstant lightBlue = enums.get("LIGHT_BLUE");
    assertThat(lightBlue.javadoc().get(0)).isEqualTo("Colour of the sky");

    List<JExpression> args = (List<JExpression>) FieldUtils.readField(lightBlue, "args", true);
    assertThat(args).hasSize(1);

    assertThat(args.get(0)).isInstanceOf(JStringLiteral.class);

    String literal = (String) FieldUtils.readField(args.get(0), "str", true);
    assertThat(literal).isEqualTo("lightBlue");
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
private byte[] generateJava() throws Exception {
	
	JDefinedClass classModel = codeModel._class(JMod.PUBLIC | JMod.FINAL, className, ClassType.CLASS);
	Class<?> contractInterface = Class.forName(contractInterfaceName);
	classModel._implements(contractInterface);
          classModel._extends(AbstractDataTransferObject.class);
	
	List<FieldModel> fields = determineFields(contractInterface);
	
	renderConstantsClass(classModel);
	renderElementsClass(classModel, fields);
	renderClassLevelAnnotations(classModel, fields);
	renderFields(classModel, fields);
	renderFutureElementsField(classModel);			
	renderPrivateJaxbConstructor(classModel, fields);
	renderBuilderConstructor(classModel, fields);
	renderGetters(classModel, fields);
	renderBuilderClass(classModel, fields, contractInterface);

	ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
	codeModel.build(new SingleStreamCodeWriter(outputStream));
	return outputStream.toByteArray();
	
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
@Override
public void caseAPortDeclaration(APortDeclaration node
) {
    TypeModifierAdapter modap = new TypeModifierAdapter(context);
    for (PModifier m : node.getModifier()) {
        m.apply(modap);
    }
    int mods = modap.getMods();
    JDefinedClass c = context.declare(mods, node.getIdentifier(), ClassType.CLASS);

    try {
        c.mods().setPublic(); // ports should be public so Kompics can load them
        c._extends(PortType.class);
        PortBodyAdapter pba = new PortBodyAdapter(c.instanceInit(), context);

        node.getPortBody().apply(pba);
    } finally {
        context.popScope();
    }
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
JDefinedClass declare(int mods, TIdentifier identifier, ClassType ctype, Optional<String> name) {
    if (current instanceof Scope.Typey) {
        try {
            Scope.Typey typeyScope = (Scope.Typey) current;
            Type t = typeyScope.declare(mods, identifier, ctype, name);
            global.addType(t);
            current = t.scope;
            scopeStack.push(current);
            //System.out.println("Pushing scope " + current);
            return t.definition;
        } catch (JClassAlreadyExistsException ex) {
            throw new RuntimeException(ex);
        }
    } else {
        Logger.error("Cannot add a type (" + identifier.getText() + ") to a Scope (" + current.getClass().getName() + ") that doesn't allow types!");
        throw new RuntimeException("Invalid Scope for operation!");
    }
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
@Override
	public void generete(Const definition) throws Exception {
		JDefinedClass jExceptionClass = this.getJavaPackage()._class(JMod.PUBLIC, definition.getName(), ClassType.CLASS);
		jExceptionClass._extends(org.apache.thrift.TException.class);
		
//		this.context.getTypeRegistry().add(jExceptionClass);
		
		
		int[] count = { 0 };
//		for (Const constDef : subprogram.constants) {
		JType fieldType = this.resolvType(definition.getType());
		JExpression exp = this.buildStaticExpression(jConstantsClass, fieldType, definition.getName(), definition.getValue() , count);
		jConstantsClass.field(JMod.PUBLIC | JMod.FINAL | JMod.STATIC, fieldType, definition.getName(), exp);
		
//		}
		
	}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
@Override
public void generete(Service definition) throws Exception {
	JDefinedClass jServiceClass = this.getJavaPackage()._class(JMod.PUBLIC,
			definition.getName(), ClassType.CLASS);

	JDefinedClass _interfaceIface = createServicesInterface(definition,
			jServiceClass);
	createServicesClient(definition, jServiceClass);
	createServicesProcessor(definition, jServiceClass, _interfaceIface);

	JDefinedClass _asyncInterfaceIface = createServicesAsyncInterface(
			definition, jServiceClass);
	createServicesAsyncClient(definition, jServiceClass);
	createServicesAsyncProcessor(definition, jServiceClass,
			_asyncInterfaceIface);
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
public static String getThriftType(JCodeModel cm, JType jType) {

	if (cm.BOOLEAN.equals(jType) || cm.ref(Boolean.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.BOOL";
	} else if (cm.BYTE.equals(jType) || cm.ref(Byte.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.BYTE";
	} else if (cm.CHAR.equals(jType) || cm.ref(Character.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.STRING";
	} else if (cm.DOUBLE.equals(jType) || cm.ref(Double.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.DOUBLE";
	} else if (cm.FLOAT.equals(jType) || cm.ref(Float.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.DOUBLE";
	} else if (cm.INT.equals(jType) || cm.ref(Integer.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.I32";
	} else if (cm.LONG.equals(jType) || cm.ref(Long.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.I64";
	} else if (cm.ref(String.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.STRING";
	} else if (cm.SHORT.equals(jType) || cm.ref(Short.class).equals(jType)) {
		return "org.apache.thrift.protocol.TType.I16";
	} else if (jType instanceof JDefinedClass && ClassType.ENUM.equals(((JDefinedClass) jType).getClassType())) {
		return "org.apache.thrift.protocol.TType.ENUM";
	} else {
		return "org.apache.thrift.protocol.TType.STRUCT";
	}
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
public NodeGenerator(Symbols symbols, String pckg, JCodeModel model, Framework f,
		SymbolsGenerator symbolsGen) throws JClassAlreadyExistsException{
	this.symbols = symbols;
	this.framework = f;
	this.symbolsGen = symbolsGen;
	this.model = model;
	this.pckg = pckg;
	String name = pckg == null ? VISITOR : pckg + "." + VISITOR;
	this.visitorInterface = model._class(name, ClassType.INTERFACE);
	CodeGenerator.appendJDocHeader(visitorInterface);
	name = pckg == null ? SYMBOLS : pckg + "." + SYMBOLS;
	this.eofTokenClass = this.defineEOFToken();
	this.tokens = this.defineTokenNodes();
	this.abstractNodes= this.defineAbstractNodes();
	this.concreteNodes= this.defineConcreteNodes();
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
/**
 * @author Jennifer Zou
 * @param s
 * @return
 * @throws JClassAlreadyExistsException
 */
private JDefinedClass defineAbstractNode(String s) throws JClassAlreadyExistsException{
	String name = pckg == null ? s + "AbstractNode" : pckg+"."+NODES+"."+s+"AbstractNode";
	JDefinedClass asn= model._class(JMod.PUBLIC+JMod.ABSTRACT, name, ClassType.CLASS);
	CodeGenerator.appendJDocHeader(asn);
	
	asn._implements(framework.getNodeInterface().narrow(visitorInterface));
	
	//declare the type method
	JMethod type= asn.method(JMod.PUBLIC, framework.getSymbolInterface(), TYPE);
	type.annotate(Override.class);
	type.body()._return(symbolsGen.getSymbolObj(s));
	//define replace method
	JMethod replace= asn.method(JMod.PUBLIC, asn, REPLACE);
	replace.annotate(Override.class);
	replace.body()._return(JExpr._this());
	//define toString()
	JMethod toString= asn.method(JMod.PUBLIC, String.class, "toString");
	toString.annotate(Override.class);
	toString.body()._return(JExpr.invoke(JExpr.invoke(type), "toString"));
	return asn;
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
private JDefinedClass defineClass(String pckg, JCodeModel model, Framework f)
		throws JClassAlreadyExistsException{
	String name = pckg == null ? NAME : pckg + "." + NAME;
	JDefinedClass c = CodeGenerator.appendJDocHeader(
			model._class(JMod.PUBLIC, name, ClassType.ENUM));
	
	JVar str = c.field(JMod.PRIVATE+JMod.FINAL, String.class, "name");
	JMethod cons = c.constructor(JMod.PRIVATE);
	cons.body().assign(JExpr._this().ref(str), cons.param(String.class, "name"));
	JMethod defCons = c.constructor(JMod.PRIVATE);
	defCons.body().assign(JExpr._this().ref(str), JExpr._null());
	
	JMethod toString = c.method(JMod.PUBLIC, String.class, "toString");
	toString.annotate(Override.class);
	toString.body()._if(str.eq(JExpr._null()))._then()._return(JExpr.invoke(JExpr._super(), "toString"));
	toString.body()._return(str);
	
	c._implements(f.getSymbolInterface());
	JMethod type = c.method(JMod.PUBLIC, int.class, "type");
	type.annotate(Override.class);
	type.body()._return(JExpr.invoke(JExpr._this(), "ordinal"));
	
	return c;
}
 

import com.sun.codemodel.ClassType; //导入依赖的package包/类
private void buildJavaClass() {
	try {
		JCodeModel codeModel = new JCodeModel();
		JDefinedClass definedClass = codeModel._class(this.clazz.getCanonicalClassName(), ClassType.INTERFACE);
		definedClass.javadoc().append(this.clazz.getJavaDoc());
		
		String genericType = this.clazz.getPackageName().replace(".service", ".model.ICollectionModel");
		definedClass.generify("T extends " + genericType + "<?>");
		
		this.appendClassMethods(codeModel, definedClass);
		
		codeModel.build(new File("src/main/java"));
	} catch (Exception ex) {
		throw new RuntimeException(ex);
	}
}