| Classes in this File | Line Coverage | Branch Coverage | Complexity | |||||||
| Log |
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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.model; |
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| 18 | ||
| 19 | import java.util.Collection; |
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| 20 | ||
| 21 | import org.apache.commons.scxml.Context; |
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| 22 | import org.apache.commons.scxml.ErrorReporter; |
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| 23 | import org.apache.commons.scxml.Evaluator; |
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| 24 | import org.apache.commons.scxml.EventDispatcher; |
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| 25 | import org.apache.commons.scxml.SCInstance; |
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| 26 | import org.apache.commons.scxml.SCXMLExpressionException; |
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| 27 | ||
| 28 | /** |
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| 29 | * The class in this SCXML object model that corresponds to the |
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| 30 | * <log> SCXML element. |
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| 31 | * |
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| 32 | */ |
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| 33 | public class Log extends Action { |
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| 34 | ||
| 35 | /** |
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| 36 | * Serial version UID. |
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| 37 | */ |
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| 38 | private static final long serialVersionUID = 1L; |
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| 39 | ||
| 40 | /** |
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| 41 | * An expression evaluating to a string to be logged. |
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| 42 | */ |
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| 43 | private String expr; |
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| 44 | ||
| 45 | /** |
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| 46 | * An expression which returns string which may be used, for example, |
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| 47 | * to indicate the purpose of the log. |
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| 48 | */ |
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| 49 | private String label; |
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| 50 | ||
| 51 | /** |
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| 52 | * Constructor. |
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| 53 | */ |
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| 54 | public Log() { |
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| 55 | 34 | super(); |
| 56 | 34 | } |
| 57 | ||
| 58 | /** |
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| 59 | * Get the log expression. |
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| 60 | * |
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| 61 | * @return Returns the expression. |
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| 62 | */ |
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| 63 | public final String getExpr() { |
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| 64 | 11 | return expr; |
| 65 | } |
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| 66 | ||
| 67 | /** |
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| 68 | * Set the log expression. |
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| 69 | * |
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| 70 | * @param expr The expr to set. |
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| 71 | */ |
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| 72 | public final void setExpr(final String expr) { |
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| 73 | 34 | this.expr = expr; |
| 74 | 34 | } |
| 75 | ||
| 76 | /** |
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| 77 | * Get the log label. |
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| 78 | * |
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| 79 | * @return Returns the label. |
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| 80 | */ |
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| 81 | public final String getLabel() { |
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| 82 | 0 | return label; |
| 83 | } |
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| 84 | ||
| 85 | /** |
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| 86 | * Set the log label. |
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| 87 | * |
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| 88 | * @param label The label to set. |
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| 89 | */ |
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| 90 | public final void setLabel(final String label) { |
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| 91 | 1 | this.label = label; |
| 92 | 1 | } |
| 93 | ||
| 94 | /** |
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| 95 | * {@inheritDoc} |
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| 96 | */ |
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| 97 | public void execute(final EventDispatcher evtDispatcher, |
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| 98 | final ErrorReporter errRep, final SCInstance scInstance, |
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| 99 | final org.apache.commons.logging.Log appLog, |
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| 100 | final Collection derivedEvents) |
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| 101 | throws ModelException, SCXMLExpressionException { |
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| 102 | 15 | Context ctx = scInstance.getContext(getParentState()); |
| 103 | 15 | Evaluator eval = scInstance.getEvaluator(); |
| 104 | 15 | ctx.setLocal(getNamespacesKey(), getNamespaces()); |
| 105 | 15 | appLog.info(label + ": " + String.valueOf(eval.eval(ctx, expr))); |
| 106 | 15 | ctx.setLocal(getNamespacesKey(), null); |
| 107 | 15 | } |
| 108 | } |
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| 109 |