/*
* Copyright 2002-2013 SCOOP Software GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package de.scoopgmbh.copper.monitoring.client.ui.worklowinstancedetail.result;
import java.net.URL;
import java.util.Arrays;
import java.util.List;
import java.util.ResourceBundle;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.collections.ObservableList;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.Button;
import javafx.scene.control.TextField;
import javafx.scene.control.TreeCell;
import javafx.scene.control.TreeItem;
import javafx.scene.control.TreeView;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.web.WebView;
import javafx.util.Callback;
import com.google.common.base.Charsets;
import de.scoopgmbh.copper.monitoring.client.adapter.GuiCopperDataProvider;
import de.scoopgmbh.copper.monitoring.client.form.filter.FilterResultControllerBase;
import de.scoopgmbh.copper.monitoring.client.ui.worklowinstancedetail.filter.WorkflowInstanceDetailFilterModel;
import de.scoopgmbh.copper.monitoring.client.util.CodeMirrorFormatter;
import de.scoopgmbh.copper.monitoring.client.util.CodeMirrorFormatter.CodeFormatLanguage;
import de.scoopgmbh.copper.monitoring.core.debug.DisplayableNode;
import de.scoopgmbh.copper.monitoring.core.debug.NodeTyp;
import de.scoopgmbh.copper.monitoring.core.debug.StackFrame;
public class WorkflowInstanceDetailResultController extends FilterResultControllerBase<WorkflowInstanceDetailFilterModel,WorkflowInstanceDetailResultModel> implements Initializable {
private final GuiCopperDataProvider copperDataProvider;
private final CodeMirrorFormatter codeMirrorFormatter;
public WorkflowInstanceDetailResultController(GuiCopperDataProvider copperDataProvider, CodeMirrorFormatter codeMirrorFormatter) {
super();
this.copperDataProvider = copperDataProvider;
this.codeMirrorFormatter = codeMirrorFormatter;
}
private class LazyTreeItem extends TreeItem<DisplayableNode> {
private boolean hasLoadedChildren = false;
public LazyTreeItem(DisplayableNode item) {
super(item);
}
@Override
public ObservableList<TreeItem<DisplayableNode>> getChildren() {
if (!hasLoadedChildren) {
loadChildren();
}
return super.getChildren();
}
@Override
public boolean isLeaf() {
if (!hasLoadedChildren) {
loadChildren();
}
return super.getChildren().isEmpty();
}
private void loadChildren() {
hasLoadedChildren = true;
for (DisplayableNode displayableNode: getValue().getChildren()){
final LazyTreeItem node = new LazyTreeItem(displayableNode);
super.getChildren().add(node);
}
}
}
@FXML // fx:id="sourceView"
private WebView sourceView; // Value injected by FXMLLoader
@FXML // fx:id="sourceView"
private Button restart; // Value injected by FXMLLoader
@FXML // fx:id="titleText"
private TextField titleText; // Value injected by FXMLLoader
@FXML // fx:id="treeView"
private TreeView<DisplayableNode> treeView; // Value injected by FXMLLoader
@Override // This method is called by the FXMLLoader when initialization is complete
public void initialize(URL fxmlFileLocation, ResourceBundle resources) {
assert restart != null : "fx:id=\"restart\" was not injected: check your FXML file 'WorkflowInstanceDetailResult.fxml'.";
assert sourceView != null : "fx:id=\"sourceView\" was not injected: check your FXML file 'WorkflowInstanceDetailResult.fxml'.";
assert titleText != null : "fx:id=\"titleText\" was not injected: check your FXML file 'WorkflowInstanceDetailResult.fxml'.";
assert treeView != null : "fx:id=\"treeView\" was not injected: check your FXML file 'WorkflowInstanceDetailResult.fxml'.";
final Image icon = new Image(getClass().getResourceAsStream("/de/scoopgmbh/copper/gui/icon/stackframe.png"));
treeView.setRoot(new TreeItem<DisplayableNode>(null));
treeView.setShowRoot(false);
treeView.getSelectionModel().selectedItemProperty().addListener(new ChangeListener<TreeItem<DisplayableNode>>() {
@Override
public void changed(
ObservableValue<? extends TreeItem<DisplayableNode>> observable,
TreeItem<DisplayableNode> oldValue,
TreeItem<DisplayableNode> newValue) {
TreeItem<DisplayableNode> currentItem = newValue;
while (currentItem != null) {
if (currentItem.getValue() instanceof StackFrame) {
StackFrame sf = (StackFrame)currentItem.getValue();
byte[] sourceBytes = sf.getSourceCode();
String sourceCode = new String(sourceBytes,Charsets.UTF_8);
int line = sf.getLine() != null?sf.getLine():0;
sourceView.getEngine().loadContent(codeMirrorFormatter.format(sourceCode, CodeFormatLanguage.JAVA, false, line ));
return;
}
currentItem = currentItem.getParent();
}
}
});
treeView.setCellFactory(new Callback<TreeView<DisplayableNode>, TreeCell<DisplayableNode>>() {
@Override
public TreeCell<DisplayableNode> call(TreeView<DisplayableNode> param) {
return new TreeCell<DisplayableNode>() {
@Override
protected void updateItem(final DisplayableNode node, boolean empty) {
super.updateItem(node, empty);
if (node!=null){
setText(node.getDisplayValue());
if (node.getTyp() == NodeTyp.STACKFRAME){
setGraphic(new ImageView(icon));
}
}
}
};
}
});
restart.getStyleClass().add("copperActionButton");
restart.setDisable(true);
}
@Override
public URL getFxmlResource() {
return getClass().getResource("WorkflowInstanceDetailResult.fxml");
}
@Override
public void showFilteredResult(List<WorkflowInstanceDetailResultModel> filteredResult, final WorkflowInstanceDetailFilterModel usedFilter) {
restart.setOnAction(new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
copperDataProvider.restartInstance(usedFilter.workflowInstanceId.get(), usedFilter.selectedEngine.get().getId());
}
});
restart.setDisable(false);
titleText.setText(usedFilter.workflowInstanceId.get());
final WorkflowInstanceDetailResultModel workflowInstanceDetailResultModel = filteredResult.get(0);
List<StackFrame> stackList = workflowInstanceDetailResultModel.workflowClassMetaData.get().getWorkflowInstanceDetailedInfo().getStack();
String source = stackList.isEmpty() ? "" : new String(stackList.get(0).getSourceCode());
sourceView.getEngine().loadContent(codeMirrorFormatter.format(source, CodeFormatLanguage.JAVA, false));
treeView.getRoot().getChildren().clear();
for (DisplayableNode displayableNode: stackList) {
final LazyTreeItem item = new LazyTreeItem(displayableNode);
treeView.getRoot().getChildren().add(item);
}
}
@Override
public List<WorkflowInstanceDetailResultModel> applyFilterInBackgroundThread(WorkflowInstanceDetailFilterModel filter) {
return Arrays.asList(copperDataProvider.getWorkflowDetails(filter));
}
@Override
public boolean supportsClear() {
return true;
}
@Override
public void clear() {
restart.setDisable(true);
}
}