From ca2d5280a8e26125de22968492cf7a6645f2a58d Mon Sep 17 00:00:00 2001
From: Vigilans <vigilans@foxmail.com>
Date: Tue, 19 Nov 2019 12:01:05 +0800
Subject: [PATCH 1/3] Support description of treeitem

---
 src/views/dataNode.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/views/dataNode.ts b/src/views/dataNode.ts
index d9624eab..22319bc0 100644
--- a/src/views/dataNode.ts
+++ b/src/views/dataNode.ts
@@ -13,6 +13,7 @@ export abstract class DataNode extends ExplorerNode {
     public getTreeItem(): TreeItem | Promise<TreeItem> {
         if (this._nodeData) {
             const item = new TreeItem(this._nodeData.name, this.hasChildren() ? TreeItemCollapsibleState.Collapsed : TreeItemCollapsibleState.None);
+            item.description = this.description;
             item.iconPath = this.iconPath;
             item.command = this.command;
             return item;
@@ -63,6 +64,10 @@ export abstract class DataNode extends ExplorerNode {
         return true;
     }
 
+    protected get description(): string | boolean {
+        return undefined;
+    }
+
     protected abstract get iconPath(): string | Uri | { light: string | Uri; dark: string | Uri } | ThemeIcon;
 
     protected abstract loadData(): Thenable<any[]>;

From 504ff82dbc55e4ed792ef2368d7798b575b67a38 Mon Sep 17 00:00:00 2001
From: Vigilans <vigilans@foxmail.com>
Date: Tue, 19 Nov 2019 12:01:48 +0800
Subject: [PATCH 2/3] Fix: HierarchicalPacageNode should reuse DataNode's
 method to create treeitem

---
 src/java/hierarchicalPackageNodeData.ts | 6 +++---
 src/views/hierarchicalPackageNode.ts    | 4 +---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/java/hierarchicalPackageNodeData.ts b/src/java/hierarchicalPackageNodeData.ts
index 2f33eeb2..33ac4d44 100644
--- a/src/java/hierarchicalPackageNodeData.ts
+++ b/src/java/hierarchicalPackageNodeData.ts
@@ -18,15 +18,15 @@ export class HierarchicalPackageNodeData implements INodeData {
     private nodeData: INodeData = null;
 
     public get uri() {
-        return this.nodeData.uri;
+        return this.nodeData && this.nodeData.uri;
     }
 
     public get moduleName() {
-        return this.nodeData.moduleName;
+        return this.nodeData && this.nodeData.moduleName;
     }
 
     public get path() {
-        return this.nodeData.path;
+        return this.nodeData && this.nodeData.path;
     }
 
     public get kind() {
diff --git a/src/views/hierarchicalPackageNode.ts b/src/views/hierarchicalPackageNode.ts
index e5737b0c..0a1f2028 100644
--- a/src/views/hierarchicalPackageNode.ts
+++ b/src/views/hierarchicalPackageNode.ts
@@ -21,9 +21,7 @@ export class HierarchicalPackageNode extends PackageNode {
         if (this._nodeData) {
             const item = new TreeItem(this.getHierarchicalNodeData().displayName,
                 this.hasChildren() ? TreeItemCollapsibleState.Collapsed : TreeItemCollapsibleState.None);
-            item.iconPath = this.iconPath;
-            item.command = this.command;
-            return item;
+            return { ...super.getTreeItem(), ...item };
         }
     }
 

From ec773d34e05e03cc9469cc5f7f9c34fca61dbde2 Mon Sep 17 00:00:00 2001
From: Vigilans <vigilans@foxmail.com>
Date: Tue, 19 Nov 2019 12:02:26 +0800
Subject: [PATCH 3/3] Support showing file path as description for external jar
 files

---
 src/views/packageRootNode.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/views/packageRootNode.ts b/src/views/packageRootNode.ts
index 0f7e9c2e..9ba8d80c 100644
--- a/src/views/packageRootNode.ts
+++ b/src/views/packageRootNode.ts
@@ -41,6 +41,15 @@ export class PackageRootNode extends DataNode {
         return result;
     }
 
+    protected get description(): string | boolean {
+        const data = <IPackageRootNodeData>this.nodeData;
+        if (data.entryKind === PackageRootKind.K_BINARY) {
+            return data.path;
+        } else {
+            return undefined;
+        }
+    }
+
     protected get iconPath(): { light: string; dark: string } {
         const data = <IPackageRootNodeData>this.nodeData;
         if (data.entryKind === PackageRootKind.K_BINARY) {