| package npanday.executable.impl; |
| |
| /* |
| * 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. |
| */ |
| |
| import npanday.executable.ExecutableCapability; |
| import npanday.executable.ExecutableMatchPolicy; |
| import npanday.executable.compiler.CompilerCapability; |
| import org.apache.maven.artifact.versioning.DefaultArtifactVersion; |
| import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException; |
| import org.apache.maven.artifact.versioning.VersionRange; |
| |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| |
| /** |
| * Creates executable match policies. |
| * |
| * @author Shane Isbell |
| */ |
| final class MatchPolicyFactory |
| { |
| |
| /** |
| * Constructor |
| */ |
| private MatchPolicyFactory() |
| { |
| } |
| |
| /** |
| * Creates a policy to match profiles. |
| * |
| * @param profile |
| * @return a policy to match profiles. |
| */ |
| static ExecutableMatchPolicy createProfilePolicy( final String profile ) |
| { |
| return new ExecutableMatchPolicy() |
| { |
| public boolean match( ExecutableCapability executableCapability ) |
| { |
| String p = executableCapability.getProfile().toLowerCase().trim(); |
| return ( profile.toLowerCase().trim().equals( p ) ); |
| } |
| |
| public String toString() |
| { |
| return "ExecutableMatchPolicy[profile: '" + profile + "']"; |
| } |
| }; |
| } |
| |
| /** |
| * Creates a policy to match the operating system |
| * |
| * @param operatingSystem |
| * @return a policy to match the operating system |
| */ |
| static ExecutableMatchPolicy createOperatingSystemPolicy( final String operatingSystem ) |
| { |
| return new ExecutableMatchPolicy() |
| { |
| public boolean match( ExecutableCapability executableCapability ) |
| { |
| String os = executableCapability.getOperatingSystem().toLowerCase().trim(); |
| return ( operatingSystem.toLowerCase().trim().contains( os ) ); |
| } |
| |
| public String toString() |
| { |
| return "ExecutableMatchPolicy[operatingSystem: '" + operatingSystem + "']"; |
| } |
| }; |
| } |
| |
| /** |
| * Creates a match policy to match the .NET language |
| * |
| * @param language |
| * @return a match policy to match the .NET language |
| */ |
| static ExecutableMatchPolicy createLanguagePolicy( final String language ) |
| { |
| return new ExecutableMatchPolicy() |
| { |
| public boolean match( ExecutableCapability executableCapability ) |
| { |
| if ( !( executableCapability instanceof CompilerCapability ) ) |
| { |
| return true; |
| } |
| CompilerCapability capability = (CompilerCapability) executableCapability; |
| return language.toLowerCase().trim().equals( capability.getLanguage().toLowerCase().trim() ); |
| } |
| |
| public String toString() |
| { |
| return "ExecutableMatchPolicy[language: '" + language + "']"; |
| } |
| }; |
| } |
| |
| public static ExecutableMatchPolicy createExecutableVersionPolicy( final String requiredExecutableVersion ) |
| { |
| return new ExecutableMatchPolicy() |
| { |
| public boolean match( ExecutableCapability executableCapability ) |
| { |
| // if not specified, all versions are valid |
| if (isNullOrEmpty(requiredExecutableVersion)) |
| return true; |
| |
| String offeredExecutableVersion = executableCapability.getExecutableVersion(); |
| |
| // if not specified, it is valid for all versions! |
| if (isNullOrEmpty( offeredExecutableVersion )) |
| return true; |
| |
| String required = requiredExecutableVersion.toLowerCase().trim(); |
| offeredExecutableVersion = offeredExecutableVersion.toLowerCase().trim(); |
| try { |
| VersionRange range = VersionRange.createFromVersionSpec( offeredExecutableVersion ); |
| return range.containsVersion( new DefaultArtifactVersion( required ) ); |
| } catch (InvalidVersionSpecificationException e) { |
| // fallback to just matching version if not a valid range |
| return required.equals(offeredExecutableVersion); |
| } |
| } |
| |
| public String toString() |
| { |
| return "ExecutableMatchPolicy[executableVersion: '" + requiredExecutableVersion + "']"; |
| } |
| }; |
| } |
| } |