001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * If you wish your version of this file to be governed by only the CDDL
025: * or only the GPL Version 2, indicate your decision by adding
026: * "[Contributor] elects to include this software in this distribution
027: * under the [CDDL or GPL Version 2] license." If you do not indicate a
028: * single choice of license, a recipient has the option to distribute
029: * your version of this file under either the CDDL, the GPL Version 2 or
030: * to extend the choice of license to its licensees as provided above.
031: * However, if you add GPL Version 2 code and therefore, elected the GPL
032: * Version 2 license, then the option applies only if the new code is
033: * made subject to such option by the copyright holder.
034: *
035: * Contributor(s):
036: *
037: * Portions Copyrighted 2008 Sun Microsystems, Inc.
038: */
039:
040: package org.netbeans.modules.php.editor.parser.astnodes;
041:
042: import java.util.ArrayList;
043: import java.util.LinkedList;
044: import java.util.List;
045:
046: /**
047: * Represents the static statement
048: * <pre>e.g.<pre> static $a
049: * static $a, $b=5;
050: */
051: public class StaticStatement extends Statement {
052:
053: private ArrayList<Expression> expressions = new ArrayList<Expression>();
054:
055: private StaticStatement(int start, int end, Expression[] expressions) {
056: super (start, end);
057:
058: if (expressions == null) {
059: throw new IllegalArgumentException();
060: }
061: for (Expression expression : expressions) {
062: this .expressions.add(expression);
063: }
064: }
065:
066: public StaticStatement(int start, int end, List expressions) {
067: this (start, end, expressions == null ? null
068: : (Expression[]) expressions
069: .toArray(new Expression[expressions.size()]));
070: }
071:
072: /**
073: * @return the variables that participate in the static call
074: */
075: public Variable[] getVariables() {
076:
077: List vars = new LinkedList();
078: for (Expression node : this .expressions) {
079: if (node instanceof Variable) {
080: vars.add(node);
081: } else {
082: assert node instanceof Assignment;
083: Assignment ass = (Assignment) node;
084: vars.add(ass.getLeftHandSide());
085: }
086: }
087: return (Variable[]) vars.toArray(new Variable[vars.size()]);
088: }
089:
090: /**
091: * @return expression list of the static statement
092: */
093: public List<Expression> getExpressions() {
094: return this .expressions;
095: }
096:
097: @Override
098: public void accept(Visitor visitor) {
099: visitor.visit(this);
100: }
101: }
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