org.eclipse.tracecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/CompoundDeclaration.java

   1 /*******************************************************************************
   2  * Copyright (c) 2014 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are made
   5  * 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  *   Matthew Khouzam - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.ctf.core.event.types;
  14
  15
  16 /**
  17  * Parent of sequences and arrays
  18  *
  19  * @author Matthew Khouzam
  20  */
  21 public abstract class CompoundDeclaration extends Declaration {
  22
  23     /**
  24      * Get the element type
  25      *
  26      * @return the type of element in the array
  27      */
  28     public abstract IDeclaration getElementType();
  29
  30     @Override
  31     public long getAlignment() {
  32         return getElementType().getAlignment();
  33     }
  34
  35     /**
  36      * Sometimes, strings are encoded as an array of 1-byte integers (each one
  37      * being an UTF-8 byte).
  38      *
  39      * @return true if this array is in fact an UTF-8 string. false if it's a
  40      *         "normal" array of generic Definition's.
  41      */
  42     public boolean isString(){
  43         IDeclaration elementType = getElementType();
  44         if (elementType instanceof IntegerDeclaration) {
  45             IntegerDeclaration elemInt = (IntegerDeclaration) elementType;
  46             return elemInt.isCharacter();
  47         }
  48         return false;
  49     }
  50
  51 }