com.xiaoleilu.hutool.http.HttpException
	at com.xiaoleilu.hutool.http.HttpResponse.readResponse(HttpResponse.java:134)
	at com.xiaoleilu.hutool.http.HttpRequest.execute(HttpRequest.java:520)
	at gitlab.GitLabApiTest.testCheckFile(GitLabApiTest.java:165)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:678)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
Caused by: java.io.EOFException
	at java.util.zip.GZIPInputStream.readUByte(GZIPInputStream.java:264)
	at java.util.zip.GZIPInputStream.readUShort(GZIPInputStream.java:254)
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:163)
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:78)
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:90)
	at com.xiaoleilu.hutool.http.HttpResponse.readBody(HttpResponse.java:153)
	at com.xiaoleilu.hutool.http.HttpResponse.readResponse(HttpResponse.java:129)
	... 25 more

/**
     * 根据上传得到的一个file，commitid来检测是否存在一个文件
     * @throws Exception
     */
    @Test
    public void testCheckFile() throws Exception {
        String commitId = "8d997a2d362c058c3e865d2525e377f1e5986067";
        HttpRequest head = HttpRequest
                .head( "http://###.###.###/api/v4/projects/3/repository/blobs/" + commitId );
        head.header( "PRIVATE-TOKEN", "#########" );
        HttpResponse response = head.execute();
        System.out.println( response.getStatus() );
        // 404 不存在  200 存在
        Assert.assertEquals( 200, response.getStatus() );
    }