/* * Copyright (c) 1998-2011 Caucho Technology -- all rights reserved * * This file is part of Resin(R) Open Source * * Each copy or derived work must preserve the copyright notice and this * notice unmodified. * * Resin Open Source is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * Resin Open Source is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty * of NON-INFRINGEMENT. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with Resin Open Source; if not, write to the * * Free Software Foundation, Inc. * 59 Temple Place, Suite 330 * Boston, MA 02111-1307 USA * * @author Scott Ferguson */ package com.caucho.quercus.script; import com.caucho.quercus.env.Env; import com.caucho.quercus.env.Value; import com.caucho.quercus.page.InterpretedPage; import com.caucho.quercus.page.QuercusPage; import com.caucho.quercus.program.QuercusProgram; import com.caucho.vfs.*; import javax.script.CompiledScript; import javax.script.ScriptContext; import javax.script.ScriptEngine; import javax.script.ScriptException; import java.io.Writer; /** * Script engine */ public class QuercusCompiledScript extends CompiledScript { private final QuercusScriptEngine _engine; private final QuercusProgram _program; QuercusCompiledScript(QuercusScriptEngine engine, QuercusProgram program) { _engine = engine; _program = program; } /** * evaluates based on a reader. */ public Object eval(ScriptContext cxt) throws ScriptException { Env env = null; try { Writer writer = cxt.getWriter(); WriteStream out; if (writer != null) { ReaderWriterStream s = new ReaderWriterStream(null, writer); WriteStream os = new WriteStream(s); os.setNewlineString("\n"); try { os.setEncoding("utf-8"); } catch (Exception e) { } out = os; } else out = new NullWriteStream(); QuercusPage page = new InterpretedPage(_program); env = new Env(_engine.getQuercus(), page, out, null, null); env.setScriptContext(cxt); // php/214g env.start(); Value resultV = _program.execute(env); Object result = null; if (resultV != null) result = resultV.toJavaObject(); out.flushBuffer(); out.free(); return result; /* } catch (ScriptException e) { throw e; */ } catch (RuntimeException e) { throw e; } catch (Exception e) { throw new ScriptException(e); } catch (Throwable e) { throw new RuntimeException(e); } finally { if (env != null) env.close(); } } /** * Returns the script engine. */ public ScriptEngine getEngine() { return _engine; } public String toString() { return "QuercusCompiledScript[]"; } }