org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/filter/model/TmfFilterOrNode.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.core.filter.model;
  14
  15 import org.eclipse.linuxtools.tmf.core.event.ITmfEvent;
  16
  17
  18 public class TmfFilterOrNode extends TmfFilterTreeNode {
  19
  20         public static final String NODE_NAME = "OR"; //$NON-NLS-1$
  21         public static final String NOT_ATTR = "not"; //$NON-NLS-1$
  22
  23         private boolean fNot = false;
  24
  25         public TmfFilterOrNode(ITmfFilterTreeNode parent) {
  26                 super(parent);
  27         }
  28
  29         @Override
  30         public String getNodeName() {
  31                 return NODE_NAME;
  32         }
  33
  34         public boolean isNot() {
  35                 return fNot;
  36         }
  37
  38         public void setNot(boolean not) {
  39                 this.fNot = not;
  40         }
  41
  42         @Override
  43         public boolean matches(ITmfEvent event) {
  44                 for (ITmfFilterTreeNode node : getChildren()) {
  45                         if (node.matches(event)) {
  46                                 return true ^ fNot;
  47                         }
  48                 }
  49                 return false & fNot;
  50         }
  51
  52         @Override
  53         public String toString() {
  54                 StringBuffer buf = new StringBuffer();
  55                 if (fNot) {
  56                         buf.append("not "); //$NON-NLS-1$
  57                 }
  58                 if (getParent() != null && !(getParent() instanceof TmfFilterRootNode) && !(getParent() instanceof TmfFilterNode)) {
  59                         buf.append("( "); //$NON-NLS-1$
  60                 }
  61                 for (int i = 0; i < getChildrenCount(); i++) {
  62                         ITmfFilterTreeNode node = getChildren()[i];
  63                         buf.append(node.toString());
  64                         if (i < getChildrenCount() - 1) {
  65                                 buf.append(" or "); //$NON-NLS-1$
  66                         }
  67                 }
  68                 if (getParent() != null && !(getParent() instanceof TmfFilterRootNode) && !(getParent() instanceof TmfFilterNode)) {
  69                         buf.append(" )"); //$NON-NLS-1$
  70                 }
  71                 return buf.toString();
  72         }
  73 }