net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/logview/LogEntry.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2004 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.internal.debug.core.logview;
  12
  13 import java.io.PrintWriter;
  14 import java.io.StringWriter;
  15 import java.text.DateFormat;
  16 import java.text.SimpleDateFormat;
  17 import java.util.ArrayList;
  18 import java.util.Date;
  19 import java.util.StringTokenizer;
  20
  21 import net.sourceforge.phpdt.internal.debug.core.PHPDebugCorePlugin;
  22
  23 import org.eclipse.core.runtime.IStatus;
  24 import org.eclipse.core.runtime.PlatformObject;
  25 import org.eclipse.jface.resource.ImageDescriptor;
  26 import org.eclipse.ui.model.IWorkbenchAdapter;
  27
  28 public class LogEntry extends PlatformObject implements IWorkbenchAdapter {
  29         private static final String KEY_ERROR = "LogView.severity.error"; //$NON-NLS-1$
  30         private static final String KEY_WARNING = "LogView.severity.warning"; //$NON-NLS-1$
  31         private static final String KEY_INFO = "LogView.severity.info"; //$NON-NLS-1$
  32         private ArrayList children;
  33         private LogEntry parent;
  34         private String pluginId;
  35         private int severity;
  36         private int code;
  37         private String date;
  38         private String message;
  39         private String stack;
  40         private LogSession session;
  41
  42         public LogEntry() {
  43         }
  44
  45         public LogSession getSession() {
  46                 return session;
  47         }
  48
  49         void setSession(LogSession session) {
  50                 this.session = session;
  51         }
  52
  53         public LogEntry(IStatus status) {
  54                 processStatus(status);
  55         }
  56         public int getSeverity() {
  57                 return severity;
  58         }
  59
  60         public boolean isOK() {
  61                 return severity == IStatus.OK;
  62         }
  63         public int getCode() {
  64                 return code;
  65         }
  66         public String getPluginId() {
  67                 return pluginId;
  68         }
  69         public String getMessage() {
  70                 return message;
  71         }
  72         public String getStack() {
  73                 return stack;
  74         }
  75         public String getDate() {
  76                 return date;
  77         }
  78         public String getSeverityText() {
  79                 return getSeverityText(severity);
  80         }
  81         public boolean hasChildren() {
  82                 return children != null && children.size() > 0;
  83         }
  84         public String toString() {
  85                 return getSeverityText();
  86         }
  87         /**
  88          * @see IWorkbenchAdapter#getChildren(Object)
  89          */
  90         public Object[] getChildren(Object parent) {
  91                 if (children == null)
  92                         return new Object[0];
  93                 return children.toArray();
  94         }
  95
  96         /**
  97          * @see IWorkbenchAdapter#getImageDescriptor(Object)
  98          */
  99         public ImageDescriptor getImageDescriptor(Object arg0) {
 100                 return null;
 101         }
 102
 103         /**
 104          * @see IWorkbenchAdapter#getLabel(Object)
 105          */
 106         public String getLabel(Object obj) {
 107                 return getSeverityText();
 108         }
 109
 110         /**
 111          * @see IWorkbenchAdapter#getParent(Object)
 112          */
 113         public Object getParent(Object obj) {
 114                 return parent;
 115         }
 116
 117         void setParent(LogEntry parent) {
 118                 this.parent = parent;
 119         }
 120
 121         private String getSeverityText(int severity) {
 122                 switch (severity) {
 123                         case IStatus.ERROR :
 124                                 return PHPDebugCorePlugin.getResourceString(KEY_ERROR);
 125                         case IStatus.WARNING :
 126                                 return PHPDebugCorePlugin.getResourceString(KEY_WARNING);
 127                         case IStatus.INFO :
 128                                 return PHPDebugCorePlugin.getResourceString(KEY_INFO);
 129                 }
 130                 return "?"; //$NON-NLS-1$
 131         }
 132
 133         int processLogLine(String line, boolean root) {
 134                 //!ENTRY <pluginID> <severity> <code> <date>
 135                 //!SUBENTRY <depth> <pluginID> <severity> <code> <date>
 136                 StringTokenizer stok = new StringTokenizer(line, " ", true); //$NON-NLS-1$
 137                 StringBuffer dateBuffer = new StringBuffer();
 138
 139                 int dateCount = 5;
 140                 int depth = 0;
 141                 for (int i = 0; stok.hasMoreTokens();) {
 142                         String token = stok.nextToken();
 143                         if (i >= dateCount) {
 144                                 dateBuffer.append(token);
 145                                 continue;
 146                         } else if (token.equals(" ")) //$NON-NLS-1$
 147                                 continue;
 148                         switch (i) {
 149                                 case 0 : // entry or subentry
 150                                         if (root)
 151                                                 i += 2;
 152                                         else
 153                                                 i++;
 154                                         break;
 155                                 case 1 : // depth
 156                                         depth = parseInteger(token);
 157                                         i++;
 158                                         break;
 159                                 case 2 :
 160                                         pluginId = token;
 161                                         i++;
 162                                         break;
 163                                 case 3 : // severity
 164                                         severity = parseInteger(token);
 165                                         i++;
 166                                         break;
 167                                 case 4 : // code
 168                                         code = parseInteger(token);
 169                                         i++;
 170                                         break;
 171                         }
 172                 }
 173                 date = dateBuffer.toString().trim();
 174                 return depth;
 175         }
 176
 177         private int parseInteger(String token) {
 178                 try {
 179                         return Integer.parseInt(token);
 180                 } catch (NumberFormatException e) {
 181                         return 0;
 182                 }
 183         }
 184
 185         void setStack(String stack) {
 186                 this.stack = stack;
 187         }
 188         void setMessage(String message) {
 189                 this.message = message;
 190         }
 191
 192         private void processStatus(IStatus status) {
 193                 pluginId = status.getPlugin();
 194                 severity = status.getSeverity();
 195                 code = status.getCode();
 196                 DateFormat formatter = new SimpleDateFormat("MMM dd, yyyy HH:mm:ss.SS"); //$NON-NLS-1$
 197                 date = formatter.format(new Date());
 198                 message = status.getMessage();
 199                 Throwable throwable = status.getException();
 200                 if (throwable != null) {
 201                         StringWriter swriter = new StringWriter();
 202                         PrintWriter pwriter = new PrintWriter(swriter);
 203                         throwable.printStackTrace(pwriter);
 204                         pwriter.flush();
 205                         pwriter.close();
 206                         stack = swriter.toString();
 207                 }
 208                 IStatus[] schildren = status.getChildren();
 209                 if (schildren.length > 0) {
 210                         children = new ArrayList();
 211                         for (int i = 0; i < schildren.length; i++) {
 212                                 LogEntry child = new LogEntry(schildren[i]);
 213                                 addChild(child);
 214                         }
 215                 }
 216         }
 217         void addChild(LogEntry child) {
 218                 if (children == null)
 219                         children = new ArrayList();
 220                 children.add(child);
 221                 child.setParent(this);
 222         }
 223         public void write(PrintWriter writer) {
 224                 writer.print(getSeverityText());
 225                 if (date != null) {
 226                         writer.print(" "); //$NON-NLS-1$
 227                         writer.print(getDate());
 228                 }
 229                 if (message != null) {
 230                         writer.print(" "); //$NON-NLS-1$
 231                         writer.print(getMessage());
 232                 }
 233                 writer.println();
 234                 if (stack != null)
 235                         writer.println(stack);
 236         }
 237 }