diff --git a/spring-context/src/main/java/org/springframework/context/support/LiveBeansView.java b/spring-context/src/main/java/org/springframework/context/support/LiveBeansView.java
index 6a6291cb334..77b6aab8251 100644
--- a/spring-context/src/main/java/org/springframework/context/support/LiveBeansView.java
+++ b/spring-context/src/main/java/org/springframework/context/support/LiveBeansView.java
@@ -18,6 +18,7 @@ package org.springframework.context.support;
import java.lang.management.ManagementFactory;
import java.util.Collections;
+import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
import javax.management.MBeanServer;
@@ -116,40 +117,50 @@ public class LiveBeansView implements LiveBeansViewMBean, ApplicationContextAwar
}
/**
- * Actually generate a JSON snapshot of the beans in the given ApplicationContexts
+ * Actually generate a JSON snapshot of the beans in the given ApplicationContexts.
+ *
This implementation doesn't use any JSON parsing libraries in order to avoid
+ * third-party library dependencies. It produces an array of context description
+ * objects, each containing a context and parent attribute as well as a beans
+ * attribute with nested bean description objects. Each bean object contains a
+ * bean, scope, type and resource attribute, as well as a dependencies attribute
+ * with a nested array of bean names that the present bean depends on.
* @param contexts the set of ApplicationContexts
* @return the JSON document
*/
protected String generateJson(Set contexts) {
- StringBuilder result = new StringBuilder();
- for (ConfigurableApplicationContext context : contexts) {
- result.append("{\n\"context\": \"").append(context.getId()).append("\"\n");
+ StringBuilder result = new StringBuilder("[\n");
+ for (Iterator it = contexts.iterator(); it.hasNext();) {
+ ConfigurableApplicationContext context = it.next();
+ result.append("{\n\"context\": \"").append(context.getId()).append("\",\n");
if (context.getParent() != null) {
- result.append("\"parent\": \"").append(context.getParent().getId()).append("\"\n");
+ result.append("\"parent\": \"").append(context.getParent().getId()).append("\",\n");
}
else {
- result.append("\"parent\": null\n");
+ result.append("\"parent\": null,\n");
}
+ result.append("\"beans\": [\n");
ConfigurableListableBeanFactory bf = context.getBeanFactory();
String[] beanNames = bf.getBeanDefinitionNames();
- for (String beanName : beanNames) {
+ for (int i = 0; i < beanNames.length; i++) {
+ String beanName = beanNames[i];
BeanDefinition bd = bf.getBeanDefinition(beanName);
if (bd.getRole() != BeanDefinition.ROLE_INFRASTRUCTURE &&
(!bd.isLazyInit() || bf.containsSingleton(beanName))) {
- result.append("{\n\"bean\": \"").append(beanName).append("\"\n");
+ result.append("{\n\"bean\": \"").append(beanName).append("\",\n");
String scope = bd.getScope();
if (!StringUtils.hasText(scope)) {
scope = BeanDefinition.SCOPE_SINGLETON;
}
- result.append("\"scope\": \"").append(scope).append("\"\n");
+ result.append("\"scope\": \"").append(scope).append("\",\n");
Class beanType = bf.getType(beanName);
if (beanType != null) {
- result.append("\"type\": \"").append(beanType.getName()).append("\"\n");
+ result.append("\"type\": \"").append(beanType.getName()).append("\",\n");
}
else {
- result.append("\"type\": null\n");
+ result.append("\"type\": null,\n");
}
- result.append("\"resource\": \"").append(bd.getResourceDescription()).append("\"\n");
+ String resource = StringUtils.replace(bd.getResourceDescription(), "\\", "/");
+ result.append("\"resource\": \"").append(resource).append("\",\n");
result.append("\"dependencies\": [");
String[] dependencies = bf.getDependenciesForBean(beanName);
if (dependencies.length > 0) {
@@ -159,11 +170,19 @@ public class LiveBeansView implements LiveBeansViewMBean, ApplicationContextAwar
if (dependencies.length > 0) {
result.append("\"");
}
- result.append("]\n}\n");
+ result.append("]\n}");
+ if (i < beanNames.length - 1) {
+ result.append(",\n");
+ }
}
}
+ result.append("]\n");
result.append("}");
+ if (it.hasNext()) {
+ result.append(",\n");
+ }
}
+ result.append("]");
return result.toString();
}