Java tutorial
/* * Copyright 2015 the original author or authors. * @https://github.com/scouter-project/scouter * * 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 scouter.client.views; import java.io.IOException; import java.util.ArrayList; import java.util.ResourceBundle; import org.eclipse.jface.action.Action; import org.eclipse.jface.action.IToolBarManager; import org.eclipse.jface.action.MenuManager; import org.eclipse.jface.layout.TableColumnLayout; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ColumnLabelProvider; import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.DoubleClickEvent; import org.eclipse.jface.viewers.IDoubleClickListener; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TableViewerColumn; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.ui.part.ViewPart; import scouter.client.Images; import scouter.client.model.TextProxy; import scouter.client.net.TcpProxy; import scouter.client.popup.EditableMessageDialog; import scouter.client.sorter.ColumnLabelSorter; import scouter.client.util.ColoringWord; import scouter.client.util.CustomLineStyleListener; import scouter.client.util.ExUtil; import scouter.client.util.ImageUtil; import scouter.lang.pack.MapPack; import scouter.lang.pack.Pack; import scouter.lang.value.BlobValue; import scouter.lang.value.ListValue; import scouter.net.RequestCmd; import scouter.util.CastUtil; import scouter.util.DateUtil; import scouter.util.FormatUtil; import scouter.util.Hexa32; import scouter.util.IPUtil; import scouter.util.StringUtil; public class ObjectFileSocketView extends ViewPart { public final static String ID = ObjectFileSocketView.class.getName(); static ArrayList<ColoringWord> keyWords = new ArrayList<ColoringWord>(); static { keyWords.add(new ColoringWord("java.lang.Thread.State:", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("daemon", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("java.util", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("java.net.Socket.connect", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("prio", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("org.apache", SWT.COLOR_BLUE, false)); keyWords.add(new ColoringWord("java.lang.Thread.run", SWT.COLOR_DARK_GREEN, false)); keyWords.add(new ColoringWord("java.lang", SWT.COLOR_DARK_MAGENTA, false)); } ResourceBundle bundle = ResourceBundle.getBundle("scouter.client.views.tcpport"); private int serverId; private int objHash; private TableViewer viewer; private TableColumnLayout tableColumnLayout; public void setInput(int serverId, int objHash) { this.serverId = serverId; this.objHash = objHash; this.setPartName("Socket[" + TextProxy.object.getText(objHash) + "]"); load(0); } public void createPartControl(Composite parent) { Composite composite = new Composite(parent, SWT.NONE); composite.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true)); composite.setLayout(new GridLayout(1, true)); createTableViewer(composite); IToolBarManager man = getViewSite().getActionBars().getToolBarManager(); man.add(new Action("Reload", ImageUtil.getImageDescriptor(Images.refresh)) { public void run() { load(0); } }); } private void createTableViewer(Composite composite) { viewer = new TableViewer(composite, SWT.FULL_SELECTION | SWT.BORDER); tableColumnLayout = new TableColumnLayout(); composite.setLayout(tableColumnLayout); createColumns(); final Table table = viewer.getTable(); table.setHeaderVisible(true); table.setLinesVisible(true); createTableContextMenu(); viewer.setContentProvider(new ArrayContentProvider()); viewer.setComparator(new ColumnLabelSorter(viewer)); GridData gridData = new GridData(GridData.FILL, GridData.FILL, true, true); viewer.getControl().setLayoutData(gridData); viewer.addDoubleClickListener(new IDoubleClickListener() { public void doubleClick(DoubleClickEvent event) { try { StructuredSelection sel = (StructuredSelection) event.getSelection(); SocketObject socketObj = (SocketObject) sel.getFirstElement(); if (StringUtil.isNotEmpty(socketObj.stack)) { new EditableMessageDialog().show("Stack", socketObj.stack, new CustomLineStyleListener(false, keyWords, false)); } } catch (Exception e) { e.printStackTrace(); } } }); } private void load(final long key) { ExUtil.asyncRun(new Runnable() { public void run() { TcpProxy tcp = TcpProxy.getTcpProxy(serverId); Pack p = null; try { MapPack param = new MapPack(); param.put("objHash", objHash); param.put("key", key); p = tcp.getSingle(RequestCmd.OBJECT_SOCKET, param); } catch (Exception e) { e.printStackTrace(); } finally { TcpProxy.putTcpProxy(tcp); } final ArrayList<SocketObject> list = new ArrayList<SocketObject>(); if (p != null) { MapPack m = (MapPack) p; ListValue keyLv = m.getList("key"); ListValue hostLv = m.getList("host"); ListValue portLv = m.getList("port"); ListValue countLv = m.getList("count"); ListValue serviceLv = m.getList("service"); ListValue txidLv = m.getList("txid"); ListValue orderLv = m.getList("order"); ListValue stackLv = m.getList("stack"); TextProxy.service.load(DateUtil.yyyymmdd(), serviceLv, serverId); for (int i = 0; i < keyLv.size(); i++) { SocketObject socketObj = new SocketObject(); socketObj.key = keyLv.getLong(i); socketObj.host = ((BlobValue) hostLv.get(i)).value; socketObj.port = portLv.getInt(i); socketObj.count = countLv.getInt(i); socketObj.service = TextProxy.service.getText(serviceLv.getInt(i)); socketObj.txid = txidLv.getLong(i); socketObj.standby = orderLv.getBoolean(i); socketObj.stack = stackLv.getString(i); list.add(socketObj); } } ExUtil.exec(viewer.getTable(), new Runnable() { public void run() { viewer.setInput(list); } }); } }); } private void createTableContextMenu() { MenuManager manager = new MenuManager(); viewer.getControl().setMenu(manager.createContextMenu(viewer.getControl())); manager.add(new Action("&Stack Trace", ImageDescriptor.createFromImage(Images.pin)) { public void run() { try { StructuredSelection sel = (StructuredSelection) viewer.getSelection(); SocketObject socketObj = (SocketObject) sel.getFirstElement(); if (socketObj != null) { load(socketObj.key); } } catch (Exception e) { e.printStackTrace(); } } }); } private void createColumns() { for (SocketTableEnum column : SocketTableEnum.values()) { TableViewerColumn c = createTableViewerColumn(column.getTitle(), column.getWidth(), column.getAlignment(), column.isResizable(), column.isMoveable(), column.isNumber()); ColumnLabelProvider labelProvider = null; switch (column) { case HOST: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return IPUtil.toString(so.host); } return null; } }; break; case PORT: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return CastUtil.cString(so.port); } return null; } }; break; case DESC: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; String port = CastUtil.cString(so.port); if (bundle.containsKey(port)) { return bundle.getString(port); } } return null; } }; break; case COUNT: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return FormatUtil.print(so.count, "#,##0"); } return null; } }; break; case SERVICE: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return so.service; } return null; } }; break; case TXID: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return Hexa32.toString32(so.txid); } return null; } }; break; case STANDBY: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; if (so.standby) { return "\u2713"; } } return null; } }; break; case STACK: labelProvider = new ColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof SocketObject) { SocketObject so = (SocketObject) element; return so.stack; } return null; } }; break; } if (labelProvider != null) { c.setLabelProvider(labelProvider); } } } private TableViewerColumn createTableViewerColumn(String title, int width, int alignment, boolean resizable, boolean moveable, final boolean isNumber) { final TableViewerColumn viewerColumn = new TableViewerColumn(viewer, SWT.NONE); final TableColumn column = viewerColumn.getColumn(); column.setText(title); column.setAlignment(alignment); column.setMoveable(moveable); tableColumnLayout.setColumnData(column, new ColumnWeightData(width, width, resizable)); column.setData("isNumber", isNumber); column.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { ColumnLabelSorter sorter = (ColumnLabelSorter) viewer.getComparator(); TableColumn selectedColumn = (TableColumn) e.widget; sorter.setColumn(selectedColumn); } }); return viewerColumn; } public void setFocus() { } enum SocketTableEnum { HOST("Host", 150, SWT.LEFT, true, true, false), PORT("Port", 50, SWT.LEFT, true, true, true), DESC( "Description", 150, SWT.LEFT, true, true, false), COUNT("Count", 50, SWT.RIGHT, true, true, true), SERVICE("Service", 250, SWT.LEFT, true, true, false), TXID("Txid", 100, SWT.LEFT, true, true, false), STANDBY("\u2713", 30, SWT.CENTER, true, true, false), STACK("Stack", 300, SWT.LEFT, true, true, false); private final String title; private final int width; private final int alignment; private final boolean resizable; private final boolean moveable; private final boolean isNumber; private SocketTableEnum(String text, int width, int alignment, boolean resizable, boolean moveable, boolean isNumber) { this.title = text; this.width = width; this.alignment = alignment; this.resizable = resizable; this.moveable = moveable; this.isNumber = isNumber; } public String getTitle() { return title; } public int getAlignment() { return alignment; } public boolean isResizable() { return resizable; } public boolean isMoveable() { return moveable; } public int getWidth() { return width; } public boolean isNumber() { return this.isNumber; } } static class SocketObject { long key; byte[] host; int port; long count; String service; long txid; boolean standby; String stack; } }