001/* 002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: Sun Seng David TAN <stan@nuxeo.com> 017 */ 018package org.nuxeo.ecm.automation.core.operations; 019 020import org.mvel2.CompileException; 021import org.nuxeo.ecm.automation.OperationContext; 022import org.nuxeo.ecm.automation.core.Constants; 023import org.nuxeo.ecm.automation.core.annotations.Context; 024import org.nuxeo.ecm.automation.core.annotations.Operation; 025import org.nuxeo.ecm.automation.core.annotations.OperationMethod; 026import org.nuxeo.ecm.automation.core.annotations.Param; 027import org.nuxeo.ecm.automation.core.scripting.Expression; 028import org.nuxeo.ecm.automation.core.scripting.Scripting; 029import org.nuxeo.ecm.core.api.DocumentModelList; 030 031/** 032 * Run a script and return the result documents object of the script the output of the operation 033 * 034 * @since 5.6 035 */ 036@Operation(id = RestoreDocumentsInputFromScript.ID, category = Constants.CAT_EXECUTION, label = "Restore input documents from a script", description = "Run a script and return the result documents object of the script the output of the operation") 037public class RestoreDocumentsInputFromScript { 038 039 public static final String ID = "Context.RestoreDocumentsInputFromScript"; 040 041 @Context 042 protected OperationContext ctx; 043 044 @Param(name = "script", widget = Constants.W_MULTILINE_TEXT) 045 protected String script; 046 047 private volatile Expression expr; 048 049 @OperationMethod 050 public DocumentModelList run() throws CompileException, RuntimeException { 051 if (expr == null) { 052 String text = script.replaceAll("<", "<"); 053 text = text.replaceAll(">", ">"); 054 text = text.replaceAll("&", "&"); 055 expr = Scripting.newExpression(text); 056 } 057 return (DocumentModelList) expr.eval(ctx); 058 } 059 060}