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Issue eclipse-tycho#1711 refactor based on CR, Changelog entry
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Vaclav Hala
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May 23, 2023
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99 changes: 99 additions & 0 deletions
99
tycho-core/src/main/java/org/eclipse/tycho/p2resolver/TargetDefinitionVariableResolver.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| package org.eclipse.tycho.p2resolver; | ||
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| import java.util.function.Function; | ||
| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
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| import org.codehaus.plexus.component.annotations.Component; | ||
| import org.codehaus.plexus.component.annotations.Requirement; | ||
| import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable; | ||
| import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException; | ||
| import org.eclipse.tycho.ReactorProject; | ||
| import org.eclipse.tycho.core.shared.MavenContext; | ||
| import org.eclipse.tycho.core.shared.MavenLogger; | ||
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| @Component(role = TargetDefinitionVariableResolver.class) | ||
| public class TargetDefinitionVariableResolver implements Initializable { | ||
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| private static final Pattern SYSTEM_PROPERTY_PATTERN = createVariablePatternArgument("system_property"); | ||
| private static final Pattern PROJECT_LOC_PATTERN = createVariablePatternArgument("project_loc"); | ||
| private static final Pattern ENV_VAR_PATTERN = createVariablePatternArgument("env_var"); | ||
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| @Requirement | ||
| private MavenContext mavenContext; | ||
| private MavenLogger logger; | ||
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| /** for test */ | ||
| public TargetDefinitionVariableResolver(MavenContext mavenContext) { | ||
| this.mavenContext = mavenContext; | ||
| this.logger = mavenContext.getLogger(); | ||
| } | ||
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| /** for injection */ | ||
| public TargetDefinitionVariableResolver() { | ||
| } | ||
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| @Override | ||
| public void initialize() throws InitializationException { | ||
| this.logger = mavenContext.getLogger(); | ||
| } | ||
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| public String resolve(String path) { | ||
| path = resolvePattern(path, SYSTEM_PROPERTY_PATTERN, | ||
| key -> mavenContext.getSessionProperties().getProperty(key, "")); | ||
| path = resolvePattern(path, ENV_VAR_PATTERN, key -> { | ||
| String env = System.getenv(key); | ||
| return env == null ? "" : env; | ||
| }); | ||
| path = resolvePattern(path, PROJECT_LOC_PATTERN, this::findProjectLocation); | ||
| return path; | ||
| } | ||
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| private String findProjectLocation(String projectName) { | ||
| if (projectName.startsWith("/")) { | ||
| projectName = projectName.substring(1); | ||
| } | ||
| logger.debug("Find project location for project " + projectName); | ||
| for (ReactorProject project : mavenContext.getProjects()) { | ||
| String name = project.getName(); | ||
| logger.debug("check reactor project name: " + name); | ||
| if (name.equals(projectName)) { | ||
| return project.getBasedir().getAbsolutePath(); | ||
| } | ||
| } | ||
| for (ReactorProject project : mavenContext.getProjects()) { | ||
| String artifactId = project.getArtifactId(); | ||
| logger.debug("check reactor project artifact id: " + artifactId); | ||
| if (artifactId.equals(projectName)) { | ||
| return project.getBasedir().getAbsolutePath(); | ||
| } | ||
| } | ||
| for (ReactorProject project : mavenContext.getProjects()) { | ||
| String name = project.getBasedir().getName(); | ||
| logger.debug("check reactor project base directory: " + name); | ||
| if (name.equals(projectName)) { | ||
| return project.getBasedir().getAbsolutePath(); | ||
| } | ||
| } | ||
| //if we can't resolve this, we will return the original one as this might be intentional to not include the project in the build | ||
| String defaultValue = "${project_loc:" + projectName + "}"; | ||
| logger.warn("Cannot resolve " + defaultValue + " target resolution might be incomplete"); | ||
| return defaultValue; | ||
| } | ||
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| private static String resolvePattern(String input, Pattern pattern, Function<String, String> parameterResolver) { | ||
| Matcher matcher = pattern.matcher(input); | ||
| StringBuffer sb = new StringBuffer(); | ||
| while (matcher.find()) { | ||
| String group = matcher.group(1); | ||
| String resolved = parameterResolver.apply(group); | ||
| matcher.appendReplacement(sb, Matcher.quoteReplacement(resolved)); | ||
| } | ||
| matcher.appendTail(sb); | ||
| return sb.toString(); | ||
| } | ||
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| private static Pattern createVariablePatternArgument(String variableName) { | ||
| return Pattern.compile("\\$\\{" + variableName + ":([^}]+)\\}", Pattern.CASE_INSENSITIVE); | ||
| } | ||
| } |
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