http-service: use gson for serialization, pretty print

http-service/src/main/java/net/runelite/http/service/CustomConfiguration.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2017, Adam <Adam@sigterm.info>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.http.service;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import java.util.List;
+import org.springframework.boot.autoconfigure.web.HttpMessageConverters;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.converter.json.GsonHttpMessageConverter;
+import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
+import org.springframework.web.client.RestTemplate;
+
+@Configuration
+public class CustomConfiguration
+{
+	@Bean
+	public HttpMessageConverters customConverters()
+	{
+		Gson gson = new GsonBuilder()
+			.setPrettyPrinting()
+			.create();
+
+		GsonHttpMessageConverter gsonHttpMessageConverter = new GsonHttpMessageConverter();
+		gsonHttpMessageConverter.setGson(gson);
+
+		// normally you can simply exclude jackson from the classpath to cause
+		// Spring to use gson, but minio also depends on jackson
+		List<HttpMessageConverter<?>> converters = new RestTemplate().getMessageConverters();
+		converters.removeIf(converter -> converter.getClass() == MappingJackson2HttpMessageConverter.class);
+		converters.add(gsonHttpMessageConverter);
+
+		return new HttpMessageConverters(false, converters);
+	}
+}