| /* |
| * 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. |
| */ |
| package org.apache.sling.maven.slingstart; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.apache.maven.artifact.versioning.DefaultArtifactVersion; |
| import org.apache.maven.project.MavenProject; |
| import org.codehaus.plexus.interpolation.InterpolationException; |
| import org.codehaus.plexus.interpolation.ObjectBasedValueSource; |
| import org.codehaus.plexus.interpolation.PrefixAwareRecursionInterceptor; |
| import org.codehaus.plexus.interpolation.PrefixedValueSourceWrapper; |
| import org.codehaus.plexus.interpolation.PropertiesBasedValueSource; |
| import org.codehaus.plexus.interpolation.RecursionInterceptor; |
| import org.codehaus.plexus.interpolation.RegexBasedInterpolator; |
| |
| import aQute.bnd.version.MavenVersion; |
| |
| public class Substitution { |
| public static String replaceMavenVars(MavenProject project, String s) { |
| RegexBasedInterpolator interpolator = new RegexBasedInterpolator(); |
| project.getProperties().setProperty("project.osgiVersion", getOSGiVersion(project.getVersion())); |
| interpolator.addValueSource(new PropertiesBasedValueSource(System.getProperties())); |
| interpolator.addValueSource(new PropertiesBasedValueSource(project.getProperties())); |
| |
| List<String> synonymPrefixes = Collections.singletonList("project."); |
| |
| PrefixedValueSourceWrapper modelWrapper = new PrefixedValueSourceWrapper( |
| new ObjectBasedValueSource(project), |
| synonymPrefixes, |
| true); |
| interpolator.addValueSource( modelWrapper ); |
| |
| RecursionInterceptor recursionInterceptor = new PrefixAwareRecursionInterceptor(synonymPrefixes, true); |
| |
| try { |
| return interpolator.interpolate(s, recursionInterceptor); |
| } catch (InterpolationException e) { |
| throw new RuntimeException("An error occurred while interpolating variables to JSON:\n" + s, e); |
| } |
| } |
| |
| /** |
| * Remove leading zeros for a version part |
| */ |
| private static String cleanVersionString(final String version) { |
| final StringBuilder sb = new StringBuilder(); |
| boolean afterDot = false; |
| for(int i=0;i<version.length(); i++) { |
| final char c = version.charAt(i); |
| if ( c == '.' ) { |
| if (afterDot == true ) { |
| sb.append('0'); |
| } |
| afterDot = true; |
| sb.append(c); |
| } else if ( afterDot && c == '0' ) { |
| // skip |
| } else if ( afterDot && c == '-' ) { |
| sb.append('0'); |
| sb.append(c); |
| afterDot = false; |
| } else { |
| afterDot = false; |
| sb.append(c); |
| } |
| } |
| return sb.toString(); |
| } |
| |
| public static String getOSGiVersion(final String version) { |
| final DefaultArtifactVersion dav = new DefaultArtifactVersion(cleanVersionString(version)); |
| final StringBuilder sb = new StringBuilder(); |
| sb.append(dav.getMajorVersion()); |
| sb.append('.'); |
| sb.append(dav.getMinorVersion()); |
| sb.append('.'); |
| sb.append(dav.getIncrementalVersion()); |
| if ( dav.getQualifier() != null ) { |
| sb.append('.'); |
| sb.append(dav.getQualifier()); |
| } |
| final MavenVersion mavenVersion = new MavenVersion(sb.toString()); |
| return mavenVersion.getOSGiVersion().toString(); |
| } |
| } |