| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| Analyzer |
|
| 1.0;1 |
| 1 | /* | |
| 2 | * This file is part of dependency-check-core. | |
| 3 | * | |
| 4 | * Dependency-check-core is free software: you can redistribute it and/or modify it | |
| 5 | * under the terms of the GNU General Public License as published by the Free | |
| 6 | * Software Foundation, either version 3 of the License, or (at your option) any | |
| 7 | * later version. | |
| 8 | * | |
| 9 | * Dependency-check-core is distributed in the hope that it will be useful, but | |
| 10 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more | |
| 12 | * details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License along with | |
| 15 | * dependency-check-core. If not, see http://www.gnu.org/licenses/. | |
| 16 | * | |
| 17 | * Copyright (c) 2012 Jeremy Long. All Rights Reserved. | |
| 18 | */ | |
| 19 | package org.owasp.dependencycheck.analyzer; | |
| 20 | ||
| 21 | import java.util.Set; | |
| 22 | import org.owasp.dependencycheck.Engine; | |
| 23 | import org.owasp.dependencycheck.dependency.Dependency; | |
| 24 | ||
| 25 | /** | |
| 26 | * An interface that defines an Analyzer that is used to identify Dependencies. | |
| 27 | * An analyzer will collect information about the dependency in the form of | |
| 28 | * Evidence. | |
| 29 | * | |
| 30 | * @author Jeremy Long (jeremy.long@owasp.org) | |
| 31 | */ | |
| 32 | public interface Analyzer { | |
| 33 | ||
| 34 | /** | |
| 35 | * Analyzes the given dependency. The analysis could be anything from | |
| 36 | * identifying an Identifier for the dependency, to finding vulnerabilities, | |
| 37 | * etc. Additionally, if the analyzer collects enough information to add a | |
| 38 | * description or license information for the dependency it should be added. | |
| 39 | * | |
| 40 | * @param dependency a dependency to analyze. | |
| 41 | * @param engine the engine that is scanning the dependencies - this is | |
| 42 | * useful if we need to check other dependencies | |
| 43 | * @throws AnalysisException is thrown if there is an error analyzing the | |
| 44 | * dependency file | |
| 45 | */ | |
| 46 | void analyze(Dependency dependency, Engine engine) throws AnalysisException; | |
| 47 | ||
| 48 | /** | |
| 49 | * <p>Returns a list of supported file extensions. An example would be an | |
| 50 | * analyzer that inspected java jar files. The getSupportedExtensions | |
| 51 | * function would return a set with a single element "jar".</p> | |
| 52 | * | |
| 53 | * <p><b>Note:</b> when implementing this the extensions returned MUST be | |
| 54 | * lowercase.</p> | |
| 55 | * | |
| 56 | * @return The file extensions supported by this analyzer. | |
| 57 | * | |
| 58 | * <p>If the analyzer returns null it will not cause additional files to be | |
| 59 | * analyzed but will be executed against every file loaded</p> | |
| 60 | */ | |
| 61 | Set<String> getSupportedExtensions(); | |
| 62 | ||
| 63 | /** | |
| 64 | * Returns the name of the analyzer. | |
| 65 | * | |
| 66 | * @return the name of the analyzer. | |
| 67 | */ | |
| 68 | String getName(); | |
| 69 | ||
| 70 | /** | |
| 71 | * Returns whether or not this analyzer can process the given extension. | |
| 72 | * | |
| 73 | * @param extension the file extension to test for support. | |
| 74 | * @return whether or not the specified file extension is supported by this | |
| 75 | * analyzer. | |
| 76 | */ | |
| 77 | boolean supportsExtension(String extension); | |
| 78 | ||
| 79 | /** | |
| 80 | * Returns the phase that the analyzer is intended to run in. | |
| 81 | * | |
| 82 | * @return the phase that the analyzer is intended to run in. | |
| 83 | */ | |
| 84 | AnalysisPhase getAnalysisPhase(); | |
| 85 | ||
| 86 | /** | |
| 87 | * The initialize method is called (once) prior to the analyze method being | |
| 88 | * called on all of the dependencies. | |
| 89 | * | |
| 90 | * @throws Exception is thrown if an exception occurs initializing the | |
| 91 | * analyzer. | |
| 92 | */ | |
| 93 | void initialize() throws Exception; | |
| 94 | ||
| 95 | /** | |
| 96 | * The close method is called after all of the dependencies have been | |
| 97 | * analyzed. | |
| 98 | * | |
| 99 | * @throws Exception is thrown if an exception occurs closing the analyzer. | |
| 100 | */ | |
| 101 | void close() throws Exception; | |
| 102 | } |