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72 changes: 72 additions & 0 deletions
72
src/main/java/com/rabbitmq/tools/jsonrpc/DefaultJsonRpcMapper.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| package com.rabbitmq.tools.jsonrpc; | ||
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| import com.rabbitmq.tools.json.JSONReader; | ||
| import com.rabbitmq.tools.json.JSONWriter; | ||
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| import java.lang.reflect.Method; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| /** | ||
| * | ||
| */ | ||
| public class DefaultJsonRpcMapper implements JsonRpcMapper { | ||
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| @Override | ||
| public JsonRpcRequest parse(String requestBody, ServiceDescription description) { | ||
| Map<String, Object> request = (Map<String,Object>) new JSONReader().read(requestBody); | ||
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| return new JsonRpcRequest( | ||
| request.get("id"), request.get("version").toString(), request.get("method").toString(), | ||
| ((List<?>) request.get("params")).toArray() | ||
| ); | ||
| } | ||
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| @Override | ||
| public JsonRpcResponse parse(String responseBody) { | ||
| Map<String, Object> map = (Map<String, Object>) (new JSONReader().read(responseBody)); | ||
| Map<String, Object> error; | ||
| JsonRpcException exception = null; | ||
| if (map.containsKey("error")) { | ||
| error = (Map<String, Object>) map.get("error"); | ||
| exception = new JsonRpcException( | ||
| new JSONWriter().write(error), | ||
| (String) error.get("name"), | ||
| error.get("code") == null ? 0 : (Integer) error.get("code"), | ||
| (String) error.get("message"), | ||
| error | ||
| ); | ||
| } | ||
| return new JsonRpcResponse(map, map.get("result"), map.get("error"), exception); | ||
| } | ||
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| @Override | ||
| public Object[] parameters(JsonRpcRequest request, Method method) { | ||
| Object[] parameters = request.getParameters(); | ||
| Object[] convertedParameters = new Object[parameters.length]; | ||
| Class<?>[] parameterTypes = method.getParameterTypes(); | ||
| for (int i = 0; i < parameters.length; i++) { | ||
| convertedParameters[i] = convert(parameters[i], parameterTypes[i]); | ||
| } | ||
| return convertedParameters; | ||
| } | ||
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| @Override | ||
| public String write(Object input) { | ||
| return new JSONWriter().write(input); | ||
| } | ||
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| protected Object convert(Object input, Class<?> expectedClass) { | ||
| return input; | ||
| // if (input == null || input.getClass().equals(expectedClass)) { | ||
| // return input; | ||
| // } | ||
| // System.err.println(input.getClass() + " " + expectedClass); | ||
| // if (Long.class.equals(expectedClass) && input instanceof Integer) { | ||
| // return Long.valueOf(((Integer) input).longValue()); | ||
| // } else if (long.class.equals(expectedClass) && input instanceof Integer) { | ||
| // return | ||
| // } | ||
| // return input; | ||
| } | ||
| } |
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89 changes: 89 additions & 0 deletions
89
src/main/java/com/rabbitmq/tools/jsonrpc/JsonRpcMapper.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| package com.rabbitmq.tools.jsonrpc; | ||
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| import java.lang.reflect.Method; | ||
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| /** | ||
| * | ||
| */ | ||
| public interface JsonRpcMapper { | ||
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| JsonRpcRequest parse(String requestBody, ServiceDescription description); | ||
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| JsonRpcResponse parse(String responseBody); | ||
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| Object[] parameters(JsonRpcRequest request, Method method); | ||
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| String write(Object input); | ||
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| class JsonRpcRequest { | ||
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| private final Object id; | ||
| private final String version; | ||
| private final String method; | ||
| private final Object[] parameters; | ||
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| public JsonRpcRequest(Object id, String version, String method, Object[] parameters) { | ||
| this.id = id; | ||
| this.version = version; | ||
| this.method = method; | ||
| this.parameters = parameters; | ||
| } | ||
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| public Object getId() { | ||
| return id; | ||
| } | ||
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| public String getVersion() { | ||
| return version; | ||
| } | ||
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| public String getMethod() { | ||
| return method; | ||
| } | ||
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| public Object[] getParameters() { | ||
| return parameters; | ||
| } | ||
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| public boolean isSystem() { | ||
| return method.startsWith("system."); | ||
| } | ||
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| public boolean isSystemDescribe() { | ||
| return "system.describe".equals(method); | ||
| } | ||
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| } | ||
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| class JsonRpcResponse { | ||
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| private final Object reply; | ||
| private final Object result; | ||
| private final Object error; | ||
| private final JsonRpcException exception; | ||
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| public JsonRpcResponse(Object reply, Object result, Object error, JsonRpcException exception) { | ||
| this.reply = reply; | ||
| this.result = result; | ||
| this.error = error; | ||
| this.exception = exception; | ||
| } | ||
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| public Object getReply() { | ||
| return reply; | ||
| } | ||
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| public Object getError() { | ||
| return error; | ||
| } | ||
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| public Object getResult() { | ||
| return result; | ||
| } | ||
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| public JsonRpcException getException() { | ||
| return exception; | ||
| } | ||
| } | ||
|
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| } |
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