| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.daffodil.processors |
| |
| import org.apache.daffodil.util.Maybe |
| import org.apache.daffodil.processors.dfa.DFAField |
| import org.apache.daffodil.processors.dfa.CreateFieldDFA |
| |
| |
| class FieldDFAParseEv(val escapeSchemeEv: Maybe[EscapeSchemeParseEv], rd: RuntimeData) |
| extends Evaluatable[DFAField](rd) |
| with InfosetCachedEvaluatable[DFAField] { |
| |
| override lazy val runtimeDependencies = escapeSchemeEv.toList |
| |
| def compute(state: ParseOrUnparseState) = { |
| |
| val fieldDFA = |
| if (escapeSchemeEv.isDefined) { |
| val es = escapeSchemeEv.get.evaluate(state) |
| es match { |
| case s: EscapeSchemeBlockParserHelper => CreateFieldDFA() |
| case s: EscapeSchemeCharParserHelper => CreateFieldDFA(s.ec, s.eec) |
| } |
| } else { |
| CreateFieldDFA() |
| } |
| fieldDFA |
| } |
| } |
