001: /* ====================================================================
002: * Tea - Copyright (c) 1997-2000 Walt Disney Internet Group
003: * ====================================================================
004: * The Tea Software License, Version 1.1
005: *
006: * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved.
007: *
008: * Redistribution and use in source and binary forms, with or without
009: * modification, are permitted provided that the following conditions
010: * are met:
011: *
012: * 1. Redistributions of source code must retain the above copyright
013: * notice, this list of conditions and the following disclaimer.
014: *
015: * 2. Redistributions in binary form must reproduce the above copyright
016: * notice, this list of conditions and the following disclaimer in
017: * the documentation and/or other materials provided with the
018: * distribution.
019: *
020: * 3. The end-user documentation included with the redistribution,
021: * if any, must include the following acknowledgment:
022: * "This product includes software developed by the
023: * Walt Disney Internet Group (http://opensource.go.com/)."
024: * Alternately, this acknowledgment may appear in the software itself,
025: * if and wherever such third-party acknowledgments normally appear.
026: *
027: * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must
028: * not be used to endorse or promote products derived from this
029: * software without prior written permission. For written
030: * permission, please contact opensource@dig.com.
031: *
032: * 5. Products derived from this software may not be called "Tea",
033: * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet",
034: * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior
035: * written permission of the Walt Disney Internet Group.
036: *
037: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
038: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
039: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
040: * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS
041: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
042: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
043: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
044: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
045: * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
046: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
047: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
048: * ====================================================================
049: *
050: * For more information about Tea, please see http://opensource.go.com/.
051: */
052:
053: package com.go.tea.parsetree;
054:
055: import com.go.tea.compiler.SourceInfo;
056: import com.go.tea.compiler.Type;
057:
058: /******************************************************************************
059: * Template is the main container node for Tea templates.
060: *
061: * @author Brian S O'Neill
062: * @version
063: * <!--$$Revision:--> 27 <!-- $-->, <!--$$JustDate:--> 9/07/00 <!-- $-->
064: */
065: public class Template extends Node {
066: private Name mName;
067: private Variable[] mParams;
068: private boolean mSubParam;
069: private Statement mStatement;
070: private Type mType;
071:
072: public Template(SourceInfo info, Name name, Variable[] params,
073: boolean subParam, Statement statement) {
074:
075: super (info);
076:
077: mName = name;
078: mParams = params;
079: mSubParam = subParam;
080: mStatement = statement;
081: }
082:
083: public Object accept(NodeVisitor visitor) {
084: return visitor.visit(this );
085: }
086:
087: public Object clone() {
088: Template t = (Template) super .clone();
089:
090: int length = mParams.length;
091: Variable[] newParams = new Variable[length];
092: for (int i = 0; i < length; i++) {
093: newParams[i] = (Variable) mParams[i].clone();
094: }
095: t.mParams = newParams;
096:
097: t.mStatement = (Statement) mStatement.clone();
098: return t;
099: }
100:
101: public Name getName() {
102: return mName;
103: }
104:
105: public Variable[] getParams() {
106: return mParams;
107: }
108:
109: public boolean hasSubstitutionParam() {
110: return mSubParam;
111: }
112:
113: /**
114: * Will likely return a StatementList or Block in order to hold many
115: * statements.
116: *
117: * @see StatementList
118: * @see Block
119: */
120: public Statement getStatement() {
121: return mStatement;
122: }
123:
124: public void setStatement(Statement stmt) {
125: mStatement = stmt;
126: }
127:
128: /**
129: * The return type is set by a type checker. Returns null if this template
130: * returns void, which is the default value.
131: */
132: public Type getReturnType() {
133: return mType;
134: }
135:
136: public void setReturnType(Type type) {
137: mType = type;
138: }
139: }
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