/**
* Copyright 2009 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.safehaus.penrose.studio.module.editor;
import org.apache.log4j.Logger;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.ScrolledForm;
import org.eclipse.ui.forms.widgets.Section;
import org.eclipse.ui.forms.editor.FormPage;
import org.eclipse.ui.forms.editor.FormEditor;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.progress.IProgressService;
import org.eclipse.ui.PlatformUI;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.core.runtime.IProgressMonitor;
import org.safehaus.penrose.client.BaseClient;
import org.safehaus.penrose.studio.dialog.ErrorDialog;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanParameterInfo;
import java.lang.reflect.InvocationTargetException;
public class ModuleMethodsPage extends FormPage {
Logger log = Logger.getLogger(getClass());
FormToolkit toolkit;
Table methodsTable;
Table parametersTable;
boolean dirty;
BaseClient client;
public ModuleMethodsPage(FormEditor editor, BaseClient client) {
super(editor, "METHODS", " Methods ");
this.client = client;
}
public void createFormContent(IManagedForm managedForm) {
toolkit = managedForm.getToolkit();
ScrolledForm form = managedForm.getForm();
form.setText("Module Editor");
Composite body = form.getBody();
body.setLayout(new GridLayout());
Section methodsSection = toolkit.createSection(body, Section.TITLE_BAR | Section.EXPANDED);
methodsSection.setText("Methods");
methodsSection.setLayoutData(new GridData(GridData.FILL_BOTH));
Composite methodsComponent = createMethodsControl(methodsSection);
methodsSection.setClient(methodsComponent);
Section parametersSection = toolkit.createSection(body, Section.TITLE_BAR | Section.EXPANDED);
parametersSection.setText("Parameters");
parametersSection.setLayoutData(new GridData(GridData.FILL_BOTH));
Composite parametersComponent = createParametersControl(parametersSection);
parametersSection.setClient(parametersComponent);
}
public Composite createMethodsControl(final Composite parent) {
Composite composite = toolkit.createComposite(parent);
composite.setLayout(new GridLayout(2, false));
Composite leftControl = createMethodsLeftControl(composite);
leftControl.setLayoutData(new GridData(GridData.FILL_BOTH));
Composite rightControl = createMethodsRightControl(composite);
GridData gd = new GridData(GridData.FILL_VERTICAL);
gd.widthHint = 100;
rightControl.setLayoutData(gd);
return composite;
}
public Composite createMethodsLeftControl(final Composite parent) {
methodsTable = toolkit.createTable(parent, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI);
methodsTable.setHeaderVisible(true);
methodsTable.setLinesVisible(true);
methodsTable.setLayoutData(new GridData(GridData.FILL_BOTH));
TableColumn tc = new TableColumn(methodsTable, SWT.NONE);
tc.setText("Name");
tc.setWidth(250);
tc = new TableColumn(methodsTable, SWT.NONE);
tc.setText("Return Type");
tc.setWidth(300);
methodsTable.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
if (methodsTable.getSelectionCount() != 1) return;
TableItem item = methodsTable.getSelection()[0];
MBeanOperationInfo operationInfo = (MBeanOperationInfo)item.getData();
showParameters(operationInfo);
}
});
return methodsTable;
}
public Composite createMethodsRightControl(final Composite parent) {
Composite composite = toolkit.createComposite(parent);
GridLayout layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
composite.setLayout(layout);
Button executeButton = new Button(composite, SWT.PUSH);
executeButton.setText("Execute");
executeButton.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
executeButton.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
try {
if (methodsTable.getSelectionCount() != 1) return;
TableItem item = methodsTable.getSelection()[0];
MBeanOperationInfo operationInfo = (MBeanOperationInfo)item.getData();
invokeMethod(operationInfo);
} catch (Exception e) {
log.error(e.getMessage(), e);
ErrorDialog.open(e);
}
}
});
return composite;
}
public void invokeMethod(final MBeanOperationInfo operationInfo) throws Exception {
final String name = operationInfo.getName();
log.debug("Executing: "+name);
MBeanParameterInfo[] parameterInfos = operationInfo.getSignature();
if (parameterInfos == null || parameterInfos.length > 0) return;
IProgressService progressService = PlatformUI.getWorkbench().getProgressService();
progressService.busyCursorWhile(new IRunnableWithProgress() {
public void run(final IProgressMonitor monitor) throws InvocationTargetException {
try {
monitor.beginTask("Executing method "+name+"...", IProgressMonitor.UNKNOWN);
Object result = client.invoke(name);
log.info(result);
} catch (InterruptedException e) {
// ignore
} catch (Exception e) {
throw new InvocationTargetException(e);
} finally {
monitor.done();
}
}
});
}
public Composite createParametersControl(final Composite parent) {
Composite composite = toolkit.createComposite(parent);
composite.setLayout(new GridLayout(2, false));
parametersTable = toolkit.createTable(composite, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI);
parametersTable.setHeaderVisible(true);
parametersTable.setLinesVisible(true);
parametersTable.setLayoutData(new GridData(GridData.FILL_BOTH));
TableColumn tc = new TableColumn(parametersTable, SWT.NONE);
tc.setText("Name");
tc.setWidth(100);
tc = new TableColumn(parametersTable, SWT.NONE);
tc.setText("Type");
tc.setWidth(300);
tc = new TableColumn(parametersTable, SWT.NONE);
tc.setText("Description");
tc.setWidth(200);
return composite;
}
public void setActive(boolean b) {
if (b) refresh();
super.setActive(b);
}
public void refresh() {
methodsTable.removeAll();
try {
log.debug("Getting module methods:");
for (MBeanOperationInfo operationInfo : client.getOperations()) {
String name = operationInfo.getName();
String type = operationInfo.getReturnType();
log.debug(" - "+name+": "+type);
TableItem item = new TableItem(methodsTable, SWT.NONE);
item.setText(0, name == null ? "" : name);
item.setText(1, type == null ? "" : type);
item.setData(operationInfo);
}
} catch (Exception e) {
ErrorDialog.open(e);
}
}
public void showParameters(MBeanOperationInfo operationInfo) {
parametersTable.removeAll();
log.debug("Getting method parameters:");
for (MBeanParameterInfo parameterInfo : operationInfo.getSignature()) {
String name = parameterInfo.getName();
String type = parameterInfo.getType();
String description = parameterInfo.getDescription();
log.debug(" - "+name+": "+type);
TableItem item = new TableItem(parametersTable, SWT.NONE);
item.setText(0, name == null ? "" : name);
item.setText(1, type == null ? "" : type);
item.setText(2, description == null ? "" : description);
item.setData(parameterInfo);
}
}
}