Files
Sourcetrail/java_indexer/src/main/java/com/sourcetrail/gradle/InfoRetriever.java
T

146 lines
3.4 KiB
Java

package com.sourcetrail.gradle;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.PrintStream;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.gradle.api.GradleException;
import org.gradle.tooling.BuildLauncher;
import org.gradle.tooling.GradleConnector;
import org.gradle.tooling.ProjectConnection;
public class InfoRetriever
{
public static String getMainSrcDirs(String projectRootPath, String initScriptPath)
{
try
{
String ret = "";
List<String> srcDirs = getSrcDirs("printMainSrcDirs", projectRootPath, initScriptPath);
for (int i = 0; i < srcDirs.size(); i++)
{
if (i != 0)
{
ret += ";";
}
ret += srcDirs.get(i);
}
return ret;
}
catch (GradleException e)
{
return "[ERROR] " + e.getMessage();
}
}
public static String getTestSrcDirs(String projectRootPath, String initScriptPath)
{
try
{
String ret = "";
List<String> srcDirs = getSrcDirs("printTestSrcDirs", projectRootPath, initScriptPath);
for (int i = 0; i < srcDirs.size(); i++)
{
if (i != 0)
{
ret += ";";
}
ret += srcDirs.get(i);
}
return ret;
}
catch (GradleException e)
{
return "[ERROR] " + e.getMessage();
}
}
public static void copyCompileLibs(String projectRootPath, String initScriptPath, String targetPath)
{
executeTask("copyCompileLibs", projectRootPath, initScriptPath, Arrays.asList("-Psourcetrail_lib_path=" + targetPath));
}
public static void copyTestCompileLibs(String projectRootPath, String initScriptPath, String targetPath)
{
executeTask("copyTestCompileLibs", projectRootPath, initScriptPath, Arrays.asList("-Psourcetrail_lib_path=" + targetPath));
}
private static List<String> getSrcDirs(String taskName, String projectRootPath, String initScriptPath)
{
String output = executeTask(taskName, projectRootPath, initScriptPath, null);
List<String> paths = new ArrayList<>();
try (BufferedReader reader = new BufferedReader(new StringReader(output)))
{
String line;
while ((line = reader.readLine()) != null)
{
paths.add(line);
}
}
catch (IOException e)
{
// TODO: LOGERROR
}
return paths;
}
private static String executeTask(String taskName, String projectRootPath, String initScriptPath, List<String> additionalArguments) throws GradleException
{
ProjectConnection connection = GradleConnector
.newConnector()
.forProjectDirectory(new File(projectRootPath))
.connect();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
ByteArrayOutputStream errorStream = new ByteArrayOutputStream();
try
{
List<String> arguments = new ArrayList<>();
arguments.add("--init-script");
arguments.add(initScriptPath);
arguments.add("-q");
if (additionalArguments != null)
{
arguments.addAll(additionalArguments);
}
BuildLauncher Launcher = connection.newBuild().forTasks(taskName)
.withArguments(arguments)
.setStandardOutput(new PrintStream(outputStream))
.setStandardError(new PrintStream(errorStream));
Launcher.run();
}
catch (Exception e)
{
// TODO: LOGERROR
}
finally
{
connection.close();
}
if (!errorStream.toString().isEmpty())
{
throw new GradleException(errorStream.toString());
}
return outputStream.toString();
}
}