【发布时间】：2015-04-15 17:43:55
【问题描述】：
public static void main(String[] args) {
// TODO Auto-generated method stub
String[] arguments =
{ "http://services.odata.org/V4/Northwind/Northwind.svc/",
"src/com" };
Generator.main(arguments);
}
输出：
---------------------------
OData client code generator
---------------------------
step 1 - check parameters
step 2 - check the ouput directory
step 3 - get the metadata descriptor
Starting the internal HTTP client
Get the metadata for http://services.odata.org/V4/Northwind/Northwind.svc/ at http://services.odata.org/V4/Northwind/Northwind.svc/$metadata
Starting the internal HTTP client
step 4 - generate source code
Starting the internal HTTP client
Get the metadata for http://services.odata.org/V4/Northwind/Northwind.svc/ at http://services.odata.org/V4/Northwind/Northwind.svc/$metadata
Starting the internal HTTP client
Stopping the internal HTTP client
Stopping the internal HTTP client
Stopping the internal HTTP client
Stopping the internal HTTP client
Error executing FreeMarker template
FreeMarker template error:
get(importedJavaClasses) failed on instance of org.restlet.ext.odata.internal.edm.EntityType. See cause exception.
The failing instruction (FTL stack trace):
----------
==> #list type.importedJavaClasses?sort a... [in template "template" at line 29, column 1]
----------
Java stack trace (for programmers):
----------
freemarker.template.TemplateModelException: [... Exception message was already printed; see it above ...]
at freemarker.ext.beans.BeanModel.get(BeanModel.java:222)
at freemarker.core.Dot._eval(Dot.java:76)
at freemarker.core.Expression.eval(Expression.java:111)
at freemarker.core.SequenceBuiltins$SequenceBuiltIn._eval(SequenceBuiltins.java:94)
at freemarker.core.Expression.eval(Expression.java:111)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94)
at freemarker.core.Environment.visit(Environment.java:265)
at freemarker.core.MixedContent.accept(MixedContent.java:93)
at freemarker.core.Environment.visitByHiddingParent(Environment.java:286)
at freemarker.core.Environment.visitAndTransform(Environment.java:377)
at freemarker.core.CompressedBlock.accept(CompressedBlock.java:73)
at freemarker.core.Environment.visit(Environment.java:265)
at freemarker.core.MixedContent.accept(MixedContent.java:93)
at freemarker.core.Environment.visit(Environment.java:265)
at freemarker.core.Environment.process(Environment.java:243)
at freemarker.template.Template.process(Template.java:277)
at org.restlet.ext.freemarker.TemplateRepresentation.write(TemplateRepresentation.java:315)
at org.restlet.representation.CharacterRepresentation.write(CharacterRepresentation.java:67)
at org.restlet.ext.odata.Generator.generate(Generator.java:283)
at org.restlet.ext.odata.Generator.main(Generator.java:140)
at com.MainMethod.main(MainMethod.java:14)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:912)
at freemarker.ext.beans.BeanModel.invokeThroughDescriptor(BeanModel.java:275)
at freemarker.ext.beans.BeanModel.get(BeanModel.java:182)
... 20 more
Caused by: java.lang.NullPointerException
at org.restlet.ext.odata.internal.edm.EntityType.getImportedJavaClasses(EntityType.java:121)
... 27 more
An error occurred:
Cannot generate the source code in directory: src\com
Please check that you provide the following parameters:
- Valid URI for the remote service
- Valid directory path where to generate the files
- Valid name for the generated service class (optional)
我的库
可能是什么问题？
谢谢。
【问题讨论】：
-
你试过用“src”代替“src/com”吗？ “com”目录是包，而不是项目源代码的根目录。
-
将第二个字符串更改为 'src' ，同样的错误。你实现生成类了吗？
标签： java eclipse odata restlet