Refine error handling around error codes. SOCIALFB-182

Author: Craig Walls

spring-social-facebook-itest/build.gradle

@@ -16,6 +16,7 @@ targetCompatibility = 1.7
 
 dependencies {
 	compile "org.springframework.social:spring-social-facebook:$springSocialFacebookVersion"
+	compile "log4j:log4j:1.2.17"
 	testCompile "junit:junit-dep:$junitVersion"
 }
 

spring-social-facebook-itest/src/test/java/org/springframework/social/facebook/itest/ErrorsITests.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2015 the original author or authors.
+ *
+ * Licensed 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.springframework.social.facebook.itest;
+
+import java.util.logging.Logger;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.springframework.social.facebook.api.Facebook;
+import org.springframework.social.facebook.api.TestUser;
+import org.springframework.social.facebook.api.impl.FacebookTemplate;
+
+public class ErrorsITests extends FacebookITest implements ITestCredentials {
+
+	private static final Logger logger = Logger.getLogger(ErrorsITests.class.getName());
+	
+	private TestUser testUser1;
+	private Facebook fb;
+
+	public ErrorsITests() {
+		super("162886103757745", "fa8a9825f555a7a8949ec48fb93bda58");
+	}
+
+	@Before
+	public void setupTestUsers() {
+		testUser1 = createTestUser(true, "publish_actions,read_stream,user_posts,user_tagged_places", "Alice Arensen");
+		fb = new FacebookTemplate(testUser1.getAccessToken());
+		logger.info("CREATED TEST USERS: " + testUser1.getId());
+	}
+
+	@Test
+	public void errorTests() throws Exception {
+		
+		String postId = fb.feedOperations().updateStatus("Hello");
+		
+		String postId2 = fb.feedOperations().updateStatus("Hello");
+		
+	}
+
+}

spring-social-facebook-itest/src/test/resources/log4j.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
+<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
+
+	<!-- Appenders -->
+	<appender name="console" class="org.apache.log4j.ConsoleAppender">
+		<param name="Target" value="System.out" />
+		<layout class="org.apache.log4j.PatternLayout">
+			<param name="ConversionPattern" value="%-5p: %c - %m%n" />
+		</layout>
+	</appender>
+
+	<!-- Application Loggers -->
+	<logger name="org.springframework.social">
+		<level value="debug" />
+	</logger>
+	
+	<!-- Root Logger -->
+	<root>
+		<priority value="info" />
+		<appender-ref ref="console" />
+	</root>
+	
+</log4j:configuration>

spring-social-facebook/src/main/java/org/springframework/social/facebook/api/FacebookError.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright 2015 the original author or authors.
+ *
+ * Licensed 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.springframework.social.facebook.api;
+
+/**
+ * Represents an error returned from a bad Graph API request.
+ * @author Craig Walls
+ */
+public class FacebookError {
+
+	private final Integer code;
+	
+	private final String type;
+	
+	private final String message;
+	
+	private final Integer subcode;
+	
+	private final String userMessage;
+	
+	private final String userTitle;
+	
+	public FacebookError(Integer code, String type, String message, Integer subcode, String userMessage, String userTitle) {
+		this.code = code != null && code != 0 ? code : null;
+		this.type = type;
+		this.message = message;
+		this.subcode = subcode;
+		this.userMessage = userMessage;
+		this.userTitle = userTitle;
+	}
+	
+	public Integer getCode() {
+		return code;
+	}
+	
+	public String getType() {
+		return type;
+	}
+	
+	public String getMessage() {
+		return message;
+	}
+	
+	public Integer getSubcode() {
+		return subcode;
+	}
+	
+	public String getUserMessage() {
+		return userMessage;
+	}
+	
+	public String getUserTitle() {
+		return userTitle;
+	}
+	
+}