| Classes in this File | Line Coverage | Branch Coverage | Complexity | |||||||
| ErrorConstants |
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| 1.0;1 |
| 1 | /* |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | package org.apache.commons.scxml.semantics; |
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| 18 | ||
| 19 | /** |
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| 20 | * Errors reported by the default SCXMLSemantics implementation. |
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| 21 | * |
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| 22 | */ |
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| 23 | public class ErrorConstants { |
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| 24 | ||
| 25 | /** |
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| 26 | * Missing initial state for a composite state or for the scxml root. |
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| 27 | * |
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| 28 | * @see org.apache.commons.scxml.model.SCXML#getInitialState() |
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| 29 | * @see org.apache.commons.scxml.model.State#getInitial() |
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| 30 | */ |
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| 31 | public static final String NO_INITIAL = "NO_INITIAL"; |
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| 32 | ||
| 33 | /** |
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| 34 | * An initial state for a composite state whose Transition does not. |
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| 35 | * Map to a descendant of the composite state. |
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| 36 | * |
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| 37 | */ |
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| 38 | public static final String ILLEGAL_INITIAL = "ILLEGAL_INITIAL"; |
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| 39 | ||
| 40 | /** |
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| 41 | * Unknown action - unsupported executable content. List of supported. |
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| 42 | * actions: assign, cancel, elseif, else, if, log, send, var |
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| 43 | */ |
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| 44 | public static final String UNKNOWN_ACTION = "UNKNOWN_ACTION"; |
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| 45 | ||
| 46 | /** |
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| 47 | * Illegal state machine configuration. |
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| 48 | * Either a parallel exists which does not have all its AND sub-states |
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| 49 | * active or there are multiple enabled OR states on the same level. |
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| 50 | */ |
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| 51 | public static final String ILLEGAL_CONFIG = "ILLEGAL_CONFIG"; |
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| 52 | ||
| 53 | /** |
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| 54 | * Non-deterministic situation has occured - there are more than |
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| 55 | * one enabled transitions in conflict. |
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| 56 | */ |
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| 57 | public static final String NON_DETERMINISTIC = "NON_DETERMINISTIC"; |
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| 58 | ||
| 59 | /** |
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| 60 | * A variable referred to by assign name attribute is undefined. |
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| 61 | */ |
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| 62 | public static final String UNDEFINED_VARIABLE = "UNDEFINED_VARIABLE"; |
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| 63 | ||
| 64 | /** |
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| 65 | * An expression language error. |
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| 66 | */ |
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| 67 | public static final String EXPRESSION_ERROR = "EXPRESSION_ERROR"; |
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| 68 | ||
| 69 | //---------------------------------------------- STATIC CONSTANTS ONLY |
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| 70 | ||
| 71 | /** |
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| 72 | * Discourage instantiation. |
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| 73 | */ |
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| 74 | private ErrorConstants() { |
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| 75 | 0 | super(); // humor checkstyle |
| 76 | 0 | } |
| 77 | ||
| 78 | } |