BAEL-4331 (#10460)

* BAEL-4331 * Add an integration test
2021-02-08 21:11:25 -05:00
parent d89a51b555
commit 6c5c6fe317
8 changed files with 169 additions and 0 deletions
@@ -0,0 +1,12 @@
+package com.baeldung.heap;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class HeapSizeDemoApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(HeapSizeDemoApplication.class, args);
+    }
+}
@@ -0,0 +1,31 @@
+package com.baeldung.heap;
+
+public class MemoryStats {
+    private long heapSize;
+    private long heapMaxSize;
+    private long heapFreeSize;
+    
+    public long getHeapSize() {
+        return heapSize;
+    }
+    
+    public void setHeapSize(long heapSize) {
+        this.heapSize = heapSize;
+    }
+    
+    public long getHeapMaxSize() {
+        return heapMaxSize;
+    }
+    
+    public void setHeapMaxSize(long heapMaxSize) {
+        this.heapMaxSize = heapMaxSize;
+    }
+    
+    public long getHeapFreeSize() {
+        return heapFreeSize;
+    }
+    
+    public void setHeapFreeSize(long heapFreeSize) {
+        this.heapFreeSize = heapFreeSize;
+    }
+}
@@ -0,0 +1,20 @@
+package com.baeldung.heap;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class MemoryStatusController {
+
+    @GetMapping("memory-status")
+    public MemoryStats getMemoryStatistics() {
+        MemoryStats stats = new MemoryStats();
+        stats.setHeapSize(Runtime.getRuntime()
+            .totalMemory());
+        stats.setHeapMaxSize(Runtime.getRuntime()
+            .maxMemory());
+        stats.setHeapFreeSize(Runtime.getRuntime()
+            .freeMemory());
+        return stats;
+    }
+}
@@ -0,0 +1 @@
+JAVA_OPTS="-Xms512m -Xmx1024m"