| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2015 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials |
| 5 | * are made available under the terms of the Eclipse Public License v1.0 |
| 6 | * which accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | *******************************************************************************/ |
| 9 | package org.eclipse.tracecompass.internal.ctf.core.event.metadata.tsdl; |
| 10 | |
| 11 | import java.util.List; |
| 12 | |
| 13 | import org.antlr.runtime.tree.CommonTree; |
| 14 | import org.eclipse.tracecompass.internal.ctf.core.event.metadata.ICommonTreeParser; |
| 15 | import org.eclipse.tracecompass.internal.ctf.core.event.metadata.ParseException; |
| 16 | |
| 17 | /** |
| 18 | * Type declaration String parser |
| 19 | * |
| 20 | * @author Matthew Khouzam |
| 21 | * |
| 22 | */ |
| 23 | public final class TypeDeclarationStringParser implements ICommonTreeParser { |
| 24 | |
| 25 | /** |
| 26 | * Parameter Object with a list of common trees |
| 27 | * |
| 28 | * @author Matthew Khouzam |
| 29 | * |
| 30 | */ |
| 31 | public static final class Param implements ICommonTreeParserParameter { |
| 32 | private final List<CommonTree> fList; |
| 33 | |
| 34 | /** |
| 35 | * Constructor |
| 36 | * |
| 37 | * @param list |
| 38 | * List of trees |
| 39 | */ |
| 40 | public Param(List<CommonTree> list) { |
| 41 | fList = list; |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Instance |
| 47 | */ |
| 48 | public static final TypeDeclarationStringParser INSTANCE = new TypeDeclarationStringParser(); |
| 49 | |
| 50 | private TypeDeclarationStringParser() { |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * Creates the string representation of a type specifier. |
| 55 | * |
| 56 | * @param typeSpecifierList |
| 57 | * A TYPE_SPECIFIER node. |
| 58 | * |
| 59 | * @return A StringBuilder to which will be appended the string. |
| 60 | * @throws ParseException |
| 61 | * invalid node |
| 62 | */ |
| 63 | @Override |
| 64 | public String parse(CommonTree typeSpecifierList, ICommonTreeParserParameter param) throws ParseException { |
| 65 | if (!(param instanceof Param)) { |
| 66 | throw new IllegalArgumentException("Param must be a " + Param.class.getCanonicalName()); //$NON-NLS-1$ |
| 67 | } |
| 68 | List<CommonTree> pointers = ((Param) param).fList; |
| 69 | StringBuilder sb = new StringBuilder(); |
| 70 | sb.append(TypeSpecifierListStringParser.INSTANCE.parse(typeSpecifierList, null)); |
| 71 | if (pointers != null) { |
| 72 | CommonTree temp = new CommonTree(); |
| 73 | for (CommonTree pointer : pointers) { |
| 74 | temp.addChild(pointer); |
| 75 | } |
| 76 | sb.append(PointerListStringParser.INSTANCE.parse(temp, null)); |
| 77 | } |
| 78 | return sb.toString(); |
| 79 | } |
| 80 | |
| 81 | } |