jvm.standaloneJre == jreDir
        jvm.jre == jvm.standaloneJre

        where:
        version    | jreDirName    | jdkDirName
        '1.6.0'    | 'jre6'        | 'jdk1.6.0'
        '1.5.0_22' | 'jre1.5.0_22' | 'jdk1.5.0_22'
    }

    def "locates JDK and JRE installs for a typical Java 8 JDK installation on Windows"() {
        given:
        TestFile software = tmpDir.createDir('software')
        software.create {

                    <token>@version@</token>
                    <value>${project.version}</value>
                </configuration>
            </plugin>
            <plugin><!-- Using jdk 1.5.0_22, package-info.java files are compiled correctly. -->
                <!--
                java compiler plugin forked in extra process
                -->
                <artifactId>maven-compiler-plugin</artifactId>

                    <token>@version@</token>
                    <value>${project.version}</value>
                </configuration>
            </plugin>
            <plugin><!-- Using jdk 1.5.0_22, package-info.java files are compiled correctly. -->
                <!--
                java compiler plugin forked in extra process
                -->
                <artifactId>maven-compiler-plugin</artifactId>

	// Read current umask. There's no way to read it without also setting it,
	// so set it conservatively and then restore the original one.
	m := syscall.Umask(0o777)
	syscall.Umask(m)    // restore bits
	if m&0o22 == 0o22 { // group and world are unwritable by default
		return 0o700
	}
	if m&0o2 == 0o2 { // group is writable by default, but not world
		return 0o770
	}
	return 0o777 // everything is writable by default

    @Issue("https://github.com/gradle/gradle/issues/17195")
    def "uses most recent version of multiple matches if version has a legacy format"() {
        given:
        def queryService = setupInstallations(["1.8.0_282", "1.8.0_292"])
        def versionToFind = JavaLanguageVersion.of(8)

        when:
        def filter = createSpec()
        filter.languageVersion.set(versionToFind)

        javaToolchain.javaRuntimeVersion == runtimeVersion
        javaToolchain.jvmVersion == jvmVersion

        where:
        javaVersion | runtimeVersion  | jvmVersion   | languageVersion
        "1.8.0_292" | "1.8.0_292-b10" | "25.292-b10" | 8
        "11.0.11"   | "11.0.9+11"     | "11.0.9+11"  | 11
        "16"        | "16+36"         | "16+36"      | 16
    }

        given:
        def jarfile = tmpDir.file("test.jar")
        createJarWithBuildInfo(jarfile, ["created-by": "1.8.0_232-b18 (Azul Systems, Inc.)", "foo": "true"], "Build information 1.0")

        def jarfile2 = tmpDir.file("test2.jar")
        createJarWithBuildInfo(jarfile2, ["created-by": "1.8.0_232-b15 (Azul Systems, Inc.)", "foo": "true"], "Build information 1.1")

            "Created-By": "1.8.0_232-b18 (Azul Systems, Inc.)",
            "${Attributes.Name.IMPLEMENTATION_VERSION}": "1.0",

            "org/gradle/api": [
                "Created-By": "1.8.0_232-b18 (Azul Systems, Inc.)",
            ],
            "org/gradle/base": [
                "Created-By": "1.8.0_232-b18 (Azul Systems, Inc.)",
            ]
        ]

        def propertiesEntry1 = contextFor(context, 'some/path/to/foo.properties', ["created-by": "1.8.0_232-b18 (Azul Systems, Inc.)"])
        def propertiesEntry2 = contextFor(context, 'some/path/to/bar.properties', ["created-by": "1.8.0_232-b18 (Azul Systems, Inc.)"])
        def propertiesEntry3 = contextFor(context, 'some/other/path/to/fuzz.properties', ["created-by": "1.8.0_232-b18 (Azul Systems, Inc.)"])

        def hash1 = unfilteredHasher.hash(propertiesEntry1)

			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
			0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
			0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
			0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
			0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
			0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
			0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
			0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
		},
		[]byte("Sample #1"),