Example usage for org.eclipse.jgit.util FS resolve

Introduction

In this page you can find the example usage for org.eclipse.jgit.util FS resolve.

Prototype

public File resolve(File dir, String name) 

Source Link

Document

Resolve this file to its actual path name that the JRE can use.

Usage

From source file:com.diffplug.gradle.spotless.GitAttributesLineEndingPolicy.java

License:Apache License

public static GitAttributesLineEndingPolicy create(File rootFolder) {
    return Errors.rethrow().get(() -> {
        FileRepositoryBuilder builder = new FileRepositoryBuilder();
        builder.findGitDir(rootFolder);//w  w  w.j ava2  s  .co m
        if (builder.getGitDir() != null) {
            // we found a repository, so we can grab all the values we need from it
            Repository repo = builder.build();
            AttributesNodeProvider nodeProvider = repo.createAttributesNodeProvider();
            Function<AttributesNode, List<AttributesRule>> getRules = node -> node == null
                    ? Collections.emptyList()
                    : node.getRules();
            return new GitAttributesLineEndingPolicy(repo.getConfig(),
                    getRules.apply(nodeProvider.getInfoAttributesNode()), repo.getWorkTree(),
                    getRules.apply(nodeProvider.getGlobalAttributesNode()));
        } else {
            // there's no repo, so it takes some work to grab the system-wide values
            Config systemConfig = SystemReader.getInstance().openSystemConfig(null, FS.DETECTED);
            Config userConfig = SystemReader.getInstance().openUserConfig(systemConfig, FS.DETECTED);
            if (userConfig == null) {
                userConfig = new Config();
            }

            List<AttributesRule> globalRules = Collections.emptyList();
            // copy-pasted from org.eclipse.jgit.lib.CoreConfig
            String globalAttributesPath = userConfig.getString(ConfigConstants.CONFIG_CORE_SECTION, null,
                    ConfigConstants.CONFIG_KEY_ATTRIBUTESFILE);
            // copy-pasted from org.eclipse.jgit.internal.storage.file.GlobalAttributesNode
            if (globalAttributesPath != null) {
                FS fs = FS.detect();
                File attributesFile;
                if (globalAttributesPath.startsWith("~/")) { //$NON-NLS-1$
                    attributesFile = fs.resolve(fs.userHome(), globalAttributesPath.substring(2));
                } else {
                    attributesFile = fs.resolve(null, globalAttributesPath);
                }
                globalRules = parseRules(attributesFile);
            }
            return new GitAttributesLineEndingPolicy(userConfig,
                    // no git info file
                    Collections.emptyList(), null, globalRules);
        }
    });
}

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