import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Test
public void incorrectHeaderSent() throws Exception {
	mockWithExpectedVersion().perform(get(CATALOG_PATH)
			.header(BrokerApiVersion.DEFAULT_API_VERSION_HEADER, "wrong-version")
			.accept(MediaType.APPLICATION_JSON))
			.andExpect(status().isPreconditionFailed())
			.andExpect(jsonPath("$.description", containsString("expected-version")))
			.andExpect(jsonPath("$.description", containsString("wrong-version")));
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Test
public void matchingHeaderSent() throws Exception {
	mockWithExpectedVersion().perform(get(CATALOG_PATH)
			.header(BrokerApiVersion.DEFAULT_API_VERSION_HEADER, "expected-version")
			.accept(MediaType.APPLICATION_JSON))
			.andExpect(status().isOk());
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Test
public void anyHeaderSent() throws Exception {
	mockWithDefaultVersion().perform(get(CATALOG_PATH)
			.header(BrokerApiVersion.DEFAULT_API_VERSION_HEADER, "ignored-version")
			.accept(MediaType.APPLICATION_JSON))
			.andExpect(status().isOk());
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Test
public void anyVersionAccepted() throws IOException, ServletException, ServiceBrokerApiVersionException {
	String header = "header";
	String version = BrokerApiVersion.API_VERSION_ANY;
	when(brokerApiVersion.getBrokerApiVersionHeader()).thenReturn(header);
	when(brokerApiVersion.getApiVersion()).thenReturn(version);
	when(request.getHeader(header)).thenReturn("version");

	ApiVersionInterceptor interceptor = new ApiVersionInterceptor(brokerApiVersion);
	assertTrue(interceptor.preHandle(request, response, null));
	verify(brokerApiVersion, atLeastOnce()).getApiVersion();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public BrokerApiVersion brokerApiVersion() {
    return new BrokerApiVersion();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public BrokerApiVersion brokerApiVersion() {
    return new BrokerApiVersion("2.7");
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public BrokerApiVersion brokerApiVersion() {
    return new BrokerApiVersion(API_VERSION_ANY);
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public BrokerApiVersion brokerApiVersion() {
    return new BrokerApiVersion(broker.getBrokerApiVersion());
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
@ConditionalOnMissingBean(BrokerApiVersion.class)
public BrokerApiVersion serviceBrokerApiVersion() {
	return new BrokerApiVersion();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public ApiVersionInterceptor serviceBrokerApiVersionInterceptor(BrokerApiVersion brokerApiVersion) {
	return new ApiVersionInterceptor(brokerApiVersion);
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
private boolean anyVersionAllowed() {
	return BrokerApiVersion.API_VERSION_ANY.equals(version.getApiVersion());
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
private MockMvc mockWithDefaultVersion() {
	return MockMvcBuilders.standaloneSetup(controller)
			.addInterceptors(new ApiVersionInterceptor(new BrokerApiVersion()))
			.setMessageConverters(new MappingJackson2HttpMessageConverter()).build();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
private MockMvc mockWithExpectedVersion() {
	return MockMvcBuilders.standaloneSetup(controller)
			.addInterceptors(new ApiVersionInterceptor(new BrokerApiVersion("expected-version")))
			.setMessageConverters(new MappingJackson2HttpMessageConverter()).build();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
@Bean
public BrokerApiVersion brokerApiVersion() {
	return new BrokerApiVersion();
}
 

import org.springframework.cloud.servicebroker.model.BrokerApiVersion; //导入依赖的package包/类
/**
 * Construct an interceptor that validates the API version passed in request headers to the
 * configured version.
 *
 * @param version the API version supported by the broker.
 */
public ApiVersionInterceptor(BrokerApiVersion version) {
	this.version = version;
}