include springboot admin client (default to disabled) (#96)

1 files changed, 34 insertions, 9 deletions

diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/PdfAsWeb.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/PdfAsWeb.java
index 14b68956..75042176 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/PdfAsWeb.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/PdfAsWeb.java
@@ -1,28 +1,53 @@
 package at.gv.egiz.pdfas.web;
 
 import lombok.val;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.boot.EnvironmentPostProcessor;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
+import org.springframework.core.env.ConfigurableEnvironment;
+import org.springframework.core.env.MapPropertySource;
+
+import java.util.HashMap;
 
 @SpringBootApplication
 public class PdfAsWeb extends SpringBootServletInitializer {
 
-  static {
-    // compatibility layer: map the old logback.configurationFile to the new logging.config
-    final String SPRING_LOG_CFG = "logging.config";
-    final String LEGACY_LOGBACK_LOG_CFG = "logback.configurationFile";
-    if (System.getProperty(SPRING_LOG_CFG) == null) {
-      val legacyValue = System.getProperty(LEGACY_LOGBACK_LOG_CFG);
-      if (legacyValue != null) {
-        System.setProperty(SPRING_LOG_CFG, legacyValue);
+  // registered in resources/META-INF/spring.factories
+  public static class DefaultProperties implements EnvironmentPostProcessor {
+    @Override
+    public void postProcessEnvironment(
+        @NotNull ConfigurableEnvironment environment, @NotNull SpringApplication application)
+    {
+      /*
+        == DEFAULT PROPERTIES ==
+          these are properties with the lowest precedence
+          so anything else (pdf-as-web.properties, system params, etc) can override them
+      */
+      val defaultProperties = new HashMap<String, Object>();
+      // set the default application name
+      defaultProperties.put("spring.application.name", "PDF-AS Web");
+      // disable spring boot admin client by default
+      defaultProperties.put("spring.boot.admin.client.enabled", "false");
+      // compatibility layer: map the old logback.configurationFile to the new logging.config
+      val legacyLogProperty = System.getProperty("logback.configurationFile");
+      if (legacyLogProperty != null) {
+        defaultProperties.put("logging.config", legacyLogProperty);
       }
+
+      /*
+        == END DEFAULT PROPERTIES ==
+      */
+
+
+      environment.getPropertySources().addLast(new MapPropertySource("pdf-as-web-defaults", defaultProperties));
     }
   }
 
   @Override
-  protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
+  protected @NotNull SpringApplicationBuilder configure(@NotNull SpringApplicationBuilder application) {
     return application.sources(PdfAsWeb.class);
   }