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https://issues.apache.org/jira/browse/SCB-775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16555836#comment-16555836
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ASF GitHub Bot commented on SCB-775:
------------------------------------
wujimin commented on a change in pull request #837: [SCB-775]support invoke
service using raw type like JsonObject & String
URL:
https://github.com/apache/incubator-servicecomb-java-chassis/pull/837#discussion_r205157126
##########
File path:
demo/demo-schema/src/main/java/org/apache/servicecomb/demo/RestObjectMapperWithStringMapper.java
##########
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.servicecomb.demo;
+
+import org.apache.commons.lang3.ClassUtils;
+import org.apache.servicecomb.common.rest.codec.RestObjectMapper;
+
+import com.fasterxml.jackson.databind.JavaType;
+import com.fasterxml.jackson.databind.type.TypeFactory;
+
+import io.vertx.core.json.JsonObject;
+
+/**
+ * Demonstrate how to using String as raw type when using RestTemplate to
invoke a service that use POJO. e.g.
+ * <p/>
+ * Provider: <p/>
+ * <code>
+ * public Response errorCodeWithHeader(MultiRequest request)
+ * </code>
+ * <p/>
+ * Consumer: <p/>
+ * <code>
+ * String stringRequest = "{\"key\":\"testValue\"}";
+ * template.postForEntity(url, stringRequest, MultiResponse200.class);
+ * </code>
+ * <p/>
+ * <b>Caution:</b> json will convert String to object based on String
constructor, using this feature will make default
+ * conversion change. You must write convertValue to check possible types
using.
+ */
+public class RestObjectMapperWithStringMapper extends RestObjectMapper {
+ private static final long serialVersionUID = -8158869347066287575L;
+
+ private static final JavaType STRING_JAVA_TYPE =
TypeFactory.defaultInstance().constructType(String.class);
+
+ @SuppressWarnings("deprecation")
+ public RestObjectMapperWithStringMapper() {
+ super();
+ }
+
+ @Override
+ public <T> T convertValue(Object fromValue, JavaType toValueType) throws
IllegalArgumentException {
+ if (String.class.isInstance(fromValue)
+ && !String.class.equals(toValueType.getRawClass())
+ && !java.util.Date.class.equals(toValueType.getRawClass())
+ && !ClassUtils.isPrimitiveOrWrapper(toValueType.getRawClass())) {
+ return super.convertValue(new JsonObject((String) fromValue),
toValueType);
Review comment:
try this:
super.readValue((String)fromValue, toValueType)
maybe also ok.
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> support invoke service using raw type like JsonObject
> -----------------------------------------------------
>
> Key: SCB-775
> URL: https://issues.apache.org/jira/browse/SCB-775
> Project: Apache ServiceComb
> Issue Type: New Feature
> Components: Java-Chassis
> Reporter: liubao
> Assignee: liubao
> Priority: Major
>
> When using RestTemplate, can use JsonObject or String as request body
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