1 /*

     2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 * Properties of function return statement

    17 *

    18 */

    19 package com.nokia.tracecompiler.source;

    20 

    21 /**

    22  * Properties of function return statement

    23  * 

    24  */

    25 public class SourceReturn extends SourceLocationBase {

    26 

    27 	/**

    28 	 * Previous character might cause a problem

    29 	 */

    30 	private boolean charHazard;

    31 

    32 	/**

    33 	 * The return statement itself might cause a problem

    34 	 */

    35 	private boolean tagHazard;

    36 

    37 	/**

    38 	 * Constructor

    39 	 * 

    40 	 * @param parser

    41 	 *            the parser owning this location

    42 	 * @param offset

    43 	 *            the offset to the beginning of return statement

    44 	 * @param length

    45 	 *            the return statement length

    46 	 */

    47 	SourceReturn(SourceParser parser, int offset, int length) {

    48 		super(parser, offset, length);

    49 	}

    50 

    51 	/**

    52 	 * Gets the return statement

    53 	 * 

    54 	 * @return the statement

    55 	 */

    56 	public String getReturnStatement() {

    57 		String retval = ""; //$NON-NLS-1$

    58 		if (getParser() != null) {

    59 			retval = getParser().getData(getOffset(), getLength());

    60 		}

    61 		return retval;

    62 	}

    63 

    64 	/**

    65 	 * Sets a flag which indicates that the character preceeding the return

    66 	 * statement might cause problems when a trace is added prior to the return

    67 	 * statement

    68 	 */

    69 	void setPreviousCharHazard() {

    70 		this.charHazard = true;

    71 	}

    72 

    73 	/**

    74 	 * Gets the flag which indicates if the character preceeding the return

    75 	 * statement might cause problems when a trace is added prior to the return

    76 	 * statement

    77 	 * 

    78 	 * @return the flag

    79 	 */

    80 	public boolean hasPreviousCharHazard() {

    81 		return charHazard;

    82 	}

    83 

    84 	/**

    85 	 * Sets a flag which indicates that the return statement might cause

    86 	 * problems when duplicated to a trace

    87 	 */

    88 	void setTagHazard() {

    89 		tagHazard = true;

    90 	}

    91 

    92 	/**

    93 	 * Gets the flag which indicates if the return statement might cause

    94 	 * problems when duplicated to a trace

    95 	 * 

    96 	 * @return the flag

    97 	 */

    98 	public boolean hasTagHazard() {

    99 		return tagHazard;

   100 	}

   101 

   102 }