net.covers1624.jdkutils.locator

Class JavaLocator

java.lang.Object

net.covers1624.jdkutils.locator.JavaLocator

Direct Known Subclasses:

GradleJavaLocator, IntelliJJavaLocator, LinuxJavaLocator, MacosJavaLocator, WindowsJavaLocator

public abstract class JavaLocator
extends java.lang.Object

Capable of locating Java installations on the current system.

Created by covers1624 on 28/10/21.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JavaLocator.Builder A Builder to build a JavaLocator.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JavaLocator(boolean useJavaw)

Method Summary

Modifier and Type	Method and Description
protected static void	addJavaInstall(java.util.List<JavaInstall> installs, @Nullable JavaInstall install)
static JavaLocator.Builder	builder() Create a JavaLocator.Builder for a JavaLocator for the current system.
protected void	findJavasInFolder(java.util.List<JavaInstall> installs, java.nio.file.Path folder)
abstract java.util.List<JavaInstall>	findJavaVersions() Performs the searching of Java installations.
protected java.nio.file.Path	getJavaExecutable(java.nio.file.Path path)
protected static java.util.List<java.nio.file.Path>	listDir(java.nio.file.Path dir)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JavaLocator

protected JavaLocator(boolean useJavaw)

Method Detail

builder

public static JavaLocator.Builder builder()

Create a JavaLocator.Builder for a JavaLocator for the current system.

Returns:

A builder.

findJavaVersions

public abstract java.util.List<JavaInstall> findJavaVersions()
                                                      throws java.io.IOException

Performs the searching of Java installations.

The result of this should be cached.

This can be re-run at any time.

Returns:

The located Java installations.

Throws:

java.io.IOException - If an IO error occurred whilst searching folders, etc.

findJavasInFolder

protected void findJavasInFolder(java.util.List<JavaInstall> installs,
                                 java.nio.file.Path folder)
                          throws java.io.IOException

Throws:

java.io.IOException

getJavaExecutable

protected java.nio.file.Path getJavaExecutable(java.nio.file.Path path)

addJavaInstall

protected static void addJavaInstall(java.util.List<JavaInstall> installs,
                                     @Nullable
                                     @Nullable JavaInstall install)

listDir

protected static java.util.List<java.nio.file.Path> listDir(java.nio.file.Path dir)
                                                     throws java.io.IOException

Throws:

java.io.IOException