Java 无法将Spring集成连接到RestTemplate
我是一个具有Spring集成框架的完整noob 我正在尝试使用一个使用OAuth2的RESTAPI。我使用的是基于xml的Spring集成配置 我的问题是，似乎无法正确连接网关和Rest模板以发送令牌请求的正文（多部分） 这在我的spring集成配置文件中： spring集成上下文.xmlJava 无法将Spring集成连接到RestTemplate,java,spring,spring-security,spring-integration,spring-security-oauth2,Java,Spring,Spring Security,Spring Integration,Spring Security Oauth2,我是一个具有Spring集成框架的完整noob 我正在尝试使用一个使用OAuth2的RESTAPI。我使用的是基于xml的Spring集成配置 我的问题是，似乎无法正确连接网关和Rest模板以发送令牌请求的正文（多部分） 这在我的spring集成配置文件中： spring集成上下文.xml <!-- Rest Template --> <bean id="oAuth2RestTemplate" class="org.springframework.security.
<!-- Rest Template -->
<bean id="oAuth2RestTemplate"
class="org.springframework.security.oauth2.client.OAuth2RestTemplate">
<constructor-arg ref="clientCredentialsResource"/>
</bean>
<!-- Used by Rest Template -->
<bean id= "clientCredentialsResource"
class="org.springframework.security.oauth2.client.token.grant.client.ClientCredentialsResourceDetails">
<property name="clientId" value="${oauth2.clientId}" />
<property name="clientSecret" value="${oauth2.clientSecret}" />
<property name="accessTokenUri" value="${oauth2.accessTokenUri}" />
</bean>
<!-- Channels for requesting token -->
<int:channel id="tokenRequestChannel"/>
<int:channel id="tokenResponseChannel"/>
<!-- Gateway for requesting token -->
<int-http:outbound-gateway id="authRequestGateway"
request-channel="tokenRequestChannel"
url="${oauth2.endPointUri}"
reply-timeout="30000"
http-method="GET"
rest-template="oAuth2RestTemplate"
reply-channel="tokenResponseChannel"
charset="UTF-8"
expected-response-type="java.lang.String">
</int-http:outbound-gateway>
<!-- Add Payload -->
<int:inbound-channel-adapter id="oauth2ChannelAdapter" channel="preTokenRequestChannel"
ref="grantAndScope" method="getGrantTypeAndScope">
<!-- Triggering requests every 5 seconds -->
<int:poller fixed-delay="5000" />
</int:inbound-channel-adapter>
<!-- POJO with Grant & Scope Payload -->
<bean id="grantAndScope" class="com.AuthTypeAndScopeInfo"/>
<!-- Adding headers for Token Request -->
<int:header-enricher input-channel="preTokenRequestChannel"
output-channel="tokenRequestChannel">
<int:header name="Authorization" value="Basic <clientId:clientSecret>"/>
<int:header name="Content-Type" value="application/x-www-form-urlencoded"/>
</int:header-enricher>
<!-- Channels for requesting token -->
<int:channel id="tokenRequestChannel"/>
<int:channel id="tokenResponseChannel"/>
<!-- Channels for Authenticated requests (with valid token) -->
<int:channel id="authenticatedRequestChannel"/>
<int:channel id="authenticatedResponseChannel"/>
<!-- Gateway for requesting token -->
<!-- REST request to authorization server for a token -->
<!-- replies time out after 30 seconds -->
<int-http:outbound-gateway id="tokenRequestGateway"
request-channel="tokenRequestChannel"
url="${security.oauth2.client.accessTokenUri}"
reply-timeout="30000"
http-method="POST"
reply-channel="tokenResponseChannel"
charset="UTF-8"
expected-response-type="java.lang.String">
</int-http:outbound-gateway>
<!-- Adding headers for Authenticated Request (contains newly obtained token) -->
<int:chain input-channel="tokenResponseChannel"
output-channel="authenticatedRequestChannel">
<int:header-enricher>
<!-- Adds token_type and the actual (authenticated)
access_token to the header of the next request
(overwriting the Basic <...> previous entry) -->
<int:header name="Authorization" overwrite="true"
expression="#jsonPath(payload,'$.token_type') + ' ' + #jsonPath(payload,'$.access_token')" />
</int:header-enricher>
</int:chain>
<!-- REST request with pre-authorized token -->
<!-- replies time out after 30 seconds -->
<int-http:outbound-gateway id="authenticatedRequestGateway"
request-channel="authenticatedRequestChannel"
url="${security.oauth2.client.endPointUri}"
reply-timeout="30000"
http-method="GET"
reply-channel="authenticatedResponseChannel"
charset="UTF-8"
expected-response-type="java.lang.String">
</int-http:outbound-gateway>
grant\u type=client\u credentials&scope=readPOSTGETgrant_type=client_credentials&scope=read
<!-- Add Payload -->
<int:inbound-channel-adapter id="oauth2ChannelAdapter" channel="tokenRequestChannel"
ref="grantAndScope" method="getGrantTypeAndScope">
<!-- Triggering requests every 5 seconds -->
<int:poller fixed-delay="5000" />
</int:inbound-channel-adapter>
<!-- Bean with Grant & Scope Payload -->
<bean id="grantAndScope" class="com.AuthTypeAndScopeInfo"/>
public class AuthTypeAndScopeInfo {
/* adds grant type and scope as body to message */
public MultiValueMap<String, String> getGrantTypeAndScope() {
// Create the request body as a MultiValueMap
MultiValueMap<String, String> body = new LinkedMultiValueMap<String, String>();
body.add("grant_type", "client_credentials");
body.add("scope", "read");
return body;
}
}
public class AuthTypeAndScopeInfo {
/* adds grant type and scope as body to message */
public MultiValueMap<String, String> getGrantTypeAndScope() {
// Create the request body as a MultiValueMap
MultiValueMap<String, String> body = new LinkedMultiValueMap<String, String>();
body.add("grant_type", "client_credentials");
body.add("scope", "read");
return body;
}
}
<!-- Add Payload -->
<int:inbound-channel-adapter id="oauth2ChannelAdapter" channel="preTokenRequestChannel"
ref="grantAndScope" method="getGrantTypeAndScope">
<!-- Triggering requests every 5 seconds -->
<int:poller fixed-delay="5000" />
</int:inbound-channel-adapter>
<!-- POJO with Grant & Scope Payload -->
<bean id="grantAndScope" class="com.AuthTypeAndScopeInfo"/>
<!-- Adding headers for Token Request -->
<int:header-enricher input-channel="preTokenRequestChannel"
output-channel="tokenRequestChannel">
<int:header name="Authorization" value="Basic <clientId:clientSecret>"/>
<int:header name="Content-Type" value="application/x-www-form-urlencoded"/>
</int:header-enricher>
<!-- Channels for requesting token -->
<int:channel id="tokenRequestChannel"/>
<int:channel id="tokenResponseChannel"/>
<!-- Channels for Authenticated requests (with valid token) -->
<int:channel id="authenticatedRequestChannel"/>
<int:channel id="authenticatedResponseChannel"/>
<!-- Gateway for requesting token -->
<!-- REST request to authorization server for a token -->
<!-- replies time out after 30 seconds -->
<int-http:outbound-gateway id="tokenRequestGateway"
request-channel="tokenRequestChannel"
url="${security.oauth2.client.accessTokenUri}"
reply-timeout="30000"
http-method="POST"
reply-channel="tokenResponseChannel"
charset="UTF-8"
expected-response-type="java.lang.String">
</int-http:outbound-gateway>
<!-- Adding headers for Authenticated Request (contains newly obtained token) -->
<int:chain input-channel="tokenResponseChannel"
output-channel="authenticatedRequestChannel">
<int:header-enricher>
<!-- Adds token_type and the actual (authenticated)
access_token to the header of the next request
(overwriting the Basic <...> previous entry) -->
<int:header name="Authorization" overwrite="true"
expression="#jsonPath(payload,'$.token_type') + ' ' + #jsonPath(payload,'$.access_token')" />
</int:header-enricher>
</int:chain>
<!-- REST request with pre-authorized token -->
<!-- replies time out after 30 seconds -->
<int-http:outbound-gateway id="authenticatedRequestGateway"
request-channel="authenticatedRequestChannel"
url="${security.oauth2.client.endPointUri}"
reply-timeout="30000"
http-method="GET"
reply-channel="authenticatedResponseChannel"
charset="UTF-8"
expected-response-type="java.lang.String">
</int-http:outbound-gateway>