| 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 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | * you may not use this file except in compliance with the License. | |
| 6 | * You may obtain a copy of the License at | |
| 7 | * | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | * | |
| 10 | * Unless required by applicable law or agreed to in writing, software | |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | * See the License for the specific language governing permissions and | |
| 14 | * limitations under the License. | |
| 15 | * | |
| 16 | * Copyright (c) 2012 Jeremy Long. All Rights Reserved. | |
| 17 | */ | |
| 18 | package org.owasp.dependencycheck.analyzer; | |
| 19 | ||
| 20 | import java.util.Set; | |
| 21 | import org.owasp.dependencycheck.Engine; | |
| 22 | import org.owasp.dependencycheck.dependency.Dependency; | |
| 23 | ||
| 24 | /** | |
| 25 | * An interface that defines an Analyzer that is used to identify Dependencies. An analyzer will collect information | |
| 26 | * about the dependency in the form of Evidence. | |
| 27 | * | |
| 28 | * @author Jeremy Long <jeremy.long@owasp.org> | |
| 29 | */ | |
| 30 | public interface Analyzer { | |
| 31 | ||
| 32 | /** | |
| 33 | * Analyzes the given dependency. The analysis could be anything from identifying an Identifier for the dependency, | |
| 34 | * to finding vulnerabilities, etc. Additionally, if the analyzer collects enough information to add a description | |
| 35 | * or license information for the dependency it should be added. | |
| 36 | * | |
| 37 | * @param dependency a dependency to analyze. | |
| 38 | * @param engine the engine that is scanning the dependencies - this is useful if we need to check other | |
| 39 | * dependencies | |
| 40 | * @throws AnalysisException is thrown if there is an error analyzing the dependency file | |
| 41 | */ | |
| 42 | void analyze(Dependency dependency, Engine engine) throws AnalysisException; | |
| 43 | ||
| 44 | /** | |
| 45 | * <p> | |
| 46 | * Returns a list of supported file extensions. An example would be an analyzer that inspected java jar files. The | |
| 47 | * getSupportedExtensions function would return a set with a single element "jar".</p> | |
| 48 | * | |
| 49 | * <p> | |
| 50 | * <b>Note:</b> when implementing this the extensions returned MUST be lowercase.</p> | |
| 51 | * | |
| 52 | * @return The file extensions supported by this analyzer. | |
| 53 | * | |
| 54 | * <p> | |
| 55 | * If the analyzer returns null it will not cause additional files to be analyzed but will be executed against every | |
| 56 | * file loaded</p> | |
| 57 | */ | |
| 58 | Set<String> getSupportedExtensions(); | |
| 59 | ||
| 60 | /** | |
| 61 | * Returns the name of the analyzer. | |
| 62 | * | |
| 63 | * @return the name of the analyzer. | |
| 64 | */ | |
| 65 | String getName(); | |
| 66 | ||
| 67 | /** | |
| 68 | * Returns whether or not this analyzer can process the given extension. | |
| 69 | * | |
| 70 | * @param extension the file extension to test for support. | |
| 71 | * @return whether or not the specified file extension is supported by this analyzer. | |
| 72 | */ | |
| 73 | boolean supportsExtension(String extension); | |
| 74 | ||
| 75 | /** | |
| 76 | * Returns the phase that the analyzer is intended to run in. | |
| 77 | * | |
| 78 | * @return the phase that the analyzer is intended to run in. | |
| 79 | */ | |
| 80 | AnalysisPhase getAnalysisPhase(); | |
| 81 | ||
| 82 | /** | |
| 83 | * The initialize method is called (once) prior to the analyze method being called on all of the dependencies. | |
| 84 | * | |
| 85 | * @throws Exception is thrown if an exception occurs initializing the analyzer. | |
| 86 | */ | |
| 87 | void initialize() throws Exception; | |
| 88 | ||
| 89 | /** | |
| 90 | * The close method is called after all of the dependencies have been analyzed. | |
| 91 | * | |
| 92 | * @throws Exception is thrown if an exception occurs closing the analyzer. | |
| 93 | */ | |
| 94 | void close() throws Exception; | |
| 95 | } |