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package com.taobao.android.builder.dependency.parser;
import com.android.annotations.NonNull;
import org.gradle.api.artifacts.ModuleVersionIdentifier;
import org.gradle.api.artifacts.ResolvedArtifact;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Created by wuzhong on 2017/3/12.
*
* @author wuzhong
* @date 2017/03/12
*/
public class AtlasDepHelper {
private static Logger logger = LoggerFactory.getLogger(AtlasDepHelper.class);
@NonNull
public static String computeArtifactPath(@NonNull ModuleVersionIdentifier moduleVersion,
@NonNull ResolvedArtifact artifact) {
StringBuilder pathBuilder = new StringBuilder();
pathBuilder.append(normalize(moduleVersion, moduleVersion.getGroup()))
.append("/")
.append(normalize(moduleVersion, moduleVersion.getName()))
.append("/")
.append(normalize(moduleVersion, moduleVersion.getVersion()));
if (artifact.getClassifier() != null && !artifact.getClassifier().isEmpty()) {
pathBuilder.append("/")
.append(normalize(moduleVersion, artifact.getClassifier()));
}
return pathBuilder.toString();
}
/**
* Normalize a path to remove all illegal characters for all supported operating systems.
* {@see http://en.wikipedia.org/wiki/Filename#Comparison%5Fof%5Ffile%5Fname%5Flimitations}
*
* @param id the module coordinates that generated this path
* @param path the proposed path name
* @return the normalized path name
*/
public static String normalize(ModuleVersionIdentifier id, String path) {
if (path == null || path.isEmpty()) {
logger.info(String.format(
"When unzipping library '%s:%s:%s, either group, name or version is empty",
id.getGroup(),
id.getName(),
id.getVersion()));
return path;
}
// list of illegal characters
String normalizedPath = path.replaceAll("[%<>:\"/?*\\\\]", "@");
if (normalizedPath == null || normalizedPath.isEmpty()) {
// if the path normalization failed, return the original path.
logger.info(String.format(
"When unzipping library '%s:%s:%s, the normalized '%s' is empty",
id.getGroup(),
id.getName(),
id.getVersion(),
path));
return path;
}
try {
int pathPointer = normalizedPath.length() - 1;
// do not end your path with either a dot or a space.
String suffix = "";
while (pathPointer >= 0 && (normalizedPath.charAt(pathPointer) == '.') ||
normalizedPath.charAt(pathPointer) == ' ') {
pathPointer = pathPointer--;
suffix += "@";
}
if (pathPointer < 0) {
throw new RuntimeException(String.format("When unzipping library '%s:%s:%s, " +
"the path '%s' cannot be transformed into a valid "
+ "directory name",
id.getGroup(),
id.getName(),
id.getVersion(),
path));
}
return normalizedPath.substring(0, pathPointer + 1) + suffix;
} catch (Exception e) {
logger.error(
String.format("When unzipping library '%s:%s:%s', " +
"Path normalization failed for input %s",
id.getGroup(),
id.getName(),
id.getVersion(),
path), e);
return path;
}
}
@NonNull
public static String computeArtifactName(@NonNull ModuleVersionIdentifier moduleVersion,
@NonNull ResolvedArtifact artifact) {
StringBuilder nameBuilder = new StringBuilder();
nameBuilder.append(moduleVersion.getGroup())
.append(":")
.append(moduleVersion.getName())
.append(":")
.append(moduleVersion.getVersion());
if (artifact.getClassifier() != null && !artifact.getClassifier().isEmpty()) {
nameBuilder.append(":").append(artifact.getClassifier());
}
return nameBuilder.toString();
}
}