vmtool command support http api. #2141

core/src/main/java/com/taobao/arthas/core/command/model/VmToolModel.java

@@ -0,0 +1,58 @@
+package com.taobao.arthas.core.command.model;
+
+import java.util.Collection;
+
+/**
+ * 
+ * @author hengyunabc 2022-04-24
+ *
+ */
+public class VmToolModel extends ResultModel {
+    private Object value;
+    private int expand = 1;
+
+    private Collection<ClassLoaderVO> matchedClassLoaders;
+    private String classLoaderClass;
+
+
+    @Override
+    public String getType() {
+        return "vmtool";
+    }
+
+    public Object getValue() {
+        return value;
+    }
+
+    public VmToolModel setValue(Object value) {
+        this.value = value;
+        return this;
+    }
+
+    public int getExpand() {
+        return expand;
+    }
+
+    public VmToolModel setExpand(int expand) {
+        this.expand = expand;
+        return this;
+    }
+
+    public String getClassLoaderClass() {
+        return classLoaderClass;
+    }
+
+    public VmToolModel setClassLoaderClass(String classLoaderClass) {
+        this.classLoaderClass = classLoaderClass;
+        return this;
+    }
+
+    public Collection<ClassLoaderVO> getMatchedClassLoaders() {
+        return matchedClassLoaders;
+    }
+
+    public VmToolModel setMatchedClassLoaders(Collection<ClassLoaderVO> matchedClassLoaders) {
+        this.matchedClassLoaders = matchedClassLoaders;
+        return this;
+    }
+}

core/src/main/java/com/taobao/arthas/core/command/monitor200/VmToolCommand.java

@@ -21,6 +21,7 @@ import com.taobao.arthas.core.command.express.ExpressException;
 import com.taobao.arthas.core.command.express.ExpressFactory;
 import com.taobao.arthas.core.command.model.ClassLoaderVO;
 import com.taobao.arthas.core.command.model.SearchClassModel;
+import com.taobao.arthas.core.command.model.VmToolModel;
 import com.taobao.arthas.core.shell.cli.Completion;
 import com.taobao.arthas.core.shell.cli.CompletionUtils;
 import com.taobao.arthas.core.shell.cli.OptionCompleteHandler;
@@ -179,9 +180,10 @@ public class VmToolCommand extends AnnotatedCommand {
                     } else if (matchedClassLoaders.size() > 1) {
                         Collection<ClassLoaderVO> classLoaderVOList = ClassUtils
                                 .createClassLoaderVOList(matchedClassLoaders);
-                        SearchClassModel searchclassModel = new SearchClassModel().setClassLoaderClass(classLoaderClass)
+
+                        VmToolModel vmToolModel = new VmToolModel().setClassLoaderClass(classLoaderClass)
                                 .setMatchedClassLoaders(classLoaderVOList);
-                        process.appendResult(searchclassModel);
+                        process.appendResult(vmToolModel);
                         process.end(-1,
                                 "Found more than one classloader by class name, please specify classloader with '-c <classloader hash>'");
                         return;
@@ -216,8 +218,8 @@ public class VmToolCommand extends AnnotatedCommand {
                         }
                     }
 
-                    process.write(new ObjectView(value, this.expand).draw());
-                    process.write("\n");
+                    VmToolModel vmToolModel = new VmToolModel().setValue(value).setExpand(expand);
+                    process.appendResult(vmToolModel);
                     process.end();
                 }
             } else if (VmToolAction.forceGc.equals(action)) {

core/src/main/java/com/taobao/arthas/core/command/view/ResultViewResolver.java

@@ -78,6 +78,7 @@ public class ResultViewResolver {
             registerView(TimeTunnelView.class);
             registerView(TraceView.class);
             registerView(WatchView.class);
+            registerView(VmToolView.class);
 
         } catch (Throwable e) {
             logger.error("register result view failed", e);

core/src/main/java/com/taobao/arthas/core/command/view/VmToolView.java

@@ -0,0 +1,28 @@
+package com.taobao.arthas.core.command.view;
+
+import com.taobao.arthas.core.command.model.VmToolModel;
+import com.taobao.arthas.core.shell.command.CommandProcess;
+import com.taobao.arthas.core.util.StringUtils;
+import com.taobao.arthas.core.view.ObjectView;
+
+/**
+ * 
+ * @author hengyunabc 2022-04-24
+ *
+ */
+public class VmToolView extends ResultView<VmToolModel> {
+    @Override
+    public void draw(CommandProcess process, VmToolModel model) {
+        if (model.getMatchedClassLoaders() != null) {
+            process.write("Matched classloaders: \n");
+            ClassLoaderView.drawClassLoaders(process, model.getMatchedClassLoaders(), false);
+            process.write("\n");
+            return;
+        }
+
+        int expand = model.getExpand();
+        Object value = model.getValue();
+        String resultStr = StringUtils.objectToString(expand >= 0 ? new ObjectView(value, expand).draw() : value);
+        process.write(resultStr).write("\n");
+    }
+}