1 /** 2 * ServingXML 3 * 4 * Copyright (C) 2006 Daniel Parker 5 * daniel.parker@servingxml.com 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 * 19 **/ 20 21 package com.servingxml.components.flatfile.options; 22 23 import com.servingxml.app.ServiceContext; 24 import com.servingxml.app.Flow; 25 import com.servingxml.expr.substitution.SubstitutionExpr; 26 import com.servingxml.expr.substitution.LiteralSubstitutionExpr; 27 28 public class DefaultSeparatorFactory implements SeparatorFactory { 29 private final SubstitutionExpr valueExpr; 30 private final SubstitutionExpr escapedByExpr; 31 private final SubstitutionExpr continuationSequenceExpr; 32 DefaultSeparatorFactory(SubstitutionExpr valueExpr, SubstitutionExpr escapedByExpr, SubstitutionExpr continuationSequenceExpr)33 public DefaultSeparatorFactory(SubstitutionExpr valueExpr, 34 SubstitutionExpr escapedByExpr, 35 SubstitutionExpr continuationSequenceExpr) { 36 this.valueExpr = valueExpr; 37 this.escapedByExpr = escapedByExpr; 38 this.continuationSequenceExpr = continuationSequenceExpr; 39 } 40 DefaultSeparatorFactory(SubstitutionExpr valueExpr, SubstitutionExpr escapedByExpr)41 public DefaultSeparatorFactory(SubstitutionExpr valueExpr, 42 SubstitutionExpr escapedByExpr) { 43 this.valueExpr = valueExpr; 44 this.escapedByExpr = escapedByExpr; 45 this.continuationSequenceExpr = SubstitutionExpr.EMPTY; 46 } 47 DefaultSeparatorFactory(SubstitutionExpr valueExpr)48 public DefaultSeparatorFactory(SubstitutionExpr valueExpr) { 49 this.valueExpr = valueExpr; 50 this.escapedByExpr = SubstitutionExpr.EMPTY; 51 this.continuationSequenceExpr = SubstitutionExpr.EMPTY; 52 } 53 DefaultSeparatorFactory(String separator)54 public DefaultSeparatorFactory(String separator) { 55 this.valueExpr = new LiteralSubstitutionExpr(separator); 56 this.escapedByExpr = SubstitutionExpr.EMPTY; 57 this.continuationSequenceExpr = SubstitutionExpr.EMPTY; 58 } 59 createSeparator(ServiceContext context, Flow flow)60 public Separator createSeparator(ServiceContext context, Flow flow) { 61 String value = valueExpr.evaluateAsString(flow.getParameters(), flow.getRecord()); 62 String escapedBy = escapedByExpr.evaluateAsString(flow.getParameters(), flow.getRecord()); 63 String continuationSequence = continuationSequenceExpr.evaluateAsString(flow.getParameters(), flow.getRecord()); 64 65 return new DefaultSeparator(value, escapedBy, continuationSequence); 66 } 67 } 68