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.util;
054:
055: import java.io.IOException;
056: import java.io.Reader;
057: import java.io.InputStreamReader;
058: import java.io.OutputStream;
059: import java.io.PrintStream;
060: import com.go.trove.util.ClassInjector;
061: import com.go.tea.compiler.Compiler;
062: import com.go.tea.compiler.CompilationUnit;
063: import com.go.tea.compiler.ErrorEvent;
064:
065: /******************************************************************************
066: * ResourceCompiler compiles tea sources using the resource loading mechanism
067: * built into Java. The resource name must have the extension ".tea".
068: *
069: * @author Brian S O'Neill
070: * @version
071: * <!--$$Revision:--> 14 <!-- $-->, <!--$$JustDate:--> 9/07/00 <!-- $-->
072: * @see java.lang.Class#getResource
073: */
074: public class ResourceCompiler extends Compiler {
075: private ClassInjector mInjector;
076:
077: /**
078: * @param injector ClassInjector to feed generated classes into
079: */
080: public ResourceCompiler(ClassInjector injector) {
081: super ();
082: mInjector = injector;
083: }
084:
085: public String[] compile(String name) throws IOException {
086: String[] results = super .compile(name);
087: return results;
088: }
089:
090: public String[] compile(String[] names) throws IOException {
091: String[] results = super .compile(names);
092: return results;
093: }
094:
095: public boolean sourceExists(String name) {
096: String resName = '/' + name.replace('.', '/') + ".tea";
097: return this .getClass().getResource(resName) != null;
098: }
099:
100: protected CompilationUnit createCompilationUnit(String name) {
101: return new Unit(name, this );
102: }
103:
104: private class Unit extends CompilationUnit {
105: private String mSourceFileName;
106:
107: public Unit(String name, Compiler compiler) {
108: super (name, compiler);
109:
110: int index = name.lastIndexOf('.');
111: if (index >= 0) {
112: mSourceFileName = name.substring(index + 1) + ".tea";
113: } else {
114: mSourceFileName = name + ".tea";
115: }
116: }
117:
118: public String getSourceFileName() {
119: return mSourceFileName;
120: }
121:
122: public Reader getReader() throws IOException {
123: String resName = '/' + getName().replace('.', '/') + ".tea";
124: return new InputStreamReader(this .getClass()
125: .getResourceAsStream(resName));
126: }
127:
128: public OutputStream getOutputStream() throws IOException {
129: String className = getName();
130: String pack = getTargetPackage();
131: if (pack != null && pack.length() > 0) {
132: className = pack + '.' + className;
133: }
134:
135: return mInjector.getStream(className);
136: }
137: }
138: }
|