'semeru11'       | semeruJvm11()            | JavaVersion.VERSION_11  | JvmVendorSpec.IBM         | JvmImplementation.VENDOR_SPECIFIC
        'semeru16'       | semeruJvm16()            | JavaVersion.VERSION_16  | JvmVendorSpec.IBM         | JvmImplementation.VENDOR_SPECIFIC
        'semeru17'       | semeruJvm17()            | JavaVersion.VERSION_17  | JvmVendorSpec.IBM         | JvmImplementation.VENDOR_SPECIFIC

    public static final JvmVendorSpec IBM = matching(KnownJvmVendor.IBM);

    /**
     * A constant for using <a href="https://developer.ibm.com/languages/java/semeru-runtimes/">IBM Semeru Runtimes</a> as the JVM vendor.
     *
     * @since 7.4
     * @deprecated We are grouping all IBM runtimes under the '{@code IBM}' vendor, won't keep a separate constant for Semeru ones. Just use '{@code IBM}' instead.
     */
    @Deprecated

        BELLSOFT("bellsoft", "BellSoft Liberica"),
        GRAAL_VM("graalvm community", "GraalVM Community"),
        HEWLETT_PACKARD("hewlett-packard", "HP-UX"),
        IBM("ibm", "ibm|international business machines corporation", "IBM"),
        JETBRAINS("jetbrains", "JetBrains"),
        MICROSOFT("microsoft", "Microsoft"),
        ORACLE("oracle", "Oracle"),
        SAP("sap se", "SAP SapMachine"),

        then:
        def props = daemonJvmPropertiesFile.properties
        props[DaemonJvmPropertiesDefaults.TOOLCHAIN_VERSION_PROPERTY] == "11"
        props[DaemonJvmPropertiesDefaults.TOOLCHAIN_VENDOR_PROPERTY] == "IBM"
        props[DaemonJvmPropertiesDefaults.TOOLCHAIN_IMPLEMENTATION_PROPERTY] == "vendor-specific"

        'ibmJre4'        | ibmJvm('4')              | JavaVersion.VERSION_1_4 | 'IBM JRE 4'                  | true
        'ibmJdk5'        | ibmJvm('5')              | JavaVersion.VERSION_1_5 | 'IBM JDK 5'                  | false
        'ibmJdk6'        | ibmJvm('6')              | JavaVersion.VERSION_1_6 | 'IBM JDK 6'                  | false

          value: "/tmp/logs"
        ports:
        - containerPort: 9080
        volumeMounts:
        - name: tmp
          mountPath: /tmp
        - name: wlp-output
          mountPath: /opt/ibm/wlp/output
      volumes:
      - name: wlp-output
        emptyDir: {}
      - name: tmp
        emptyDir: {}
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: reviews-v2
  labels:

     */
    public static final JvmImplementation VENDOR_SPECIFIC = new JvmImplementation("vendor-specific");

    /**
     * Eclipse OpenJ9 (previously known as IBM J9) virtual machine implementation.
     *
     * Matches only virtual machine implementations using the OpenJ9/IBM J9 runtime engine.
     */
    public static final JvmImplementation J9 = new JvmImplementation("J9");

    private final String displayName;

    }

    private static MaximumHeapHelper testMaximumHeapHelper(ibm, bitMode = 64, server = true) {
        new MaximumHeapHelper() {
            @Override
            boolean isIbmJvm() { return ibm }

            @Override
            int getJvmBitMode() { return bitMode }

            @Override
            boolean isServerJvm() { return server }

        assertDoesNotMatch(JvmVendorSpec.IBM, metadata)
    }

    def "matches by raw string"() {
        given:
        def metadata = Mock(JvmInstallationMetadata) {
            getVendor() >> JvmVendor.fromString("someCustomJdk")
        }

        expect:
        assertDoesNotMatch(JvmVendorSpec.IBM, metadata)
        assertDoesNotMatch(JvmVendorSpec.AMAZON, metadata)

     *
     * See <a href="https://docs.oracle.com/javase/8/docs/technotes/guides/vm/gctuning/parallel.html#default_heap_size">Oracle</a>
     * and <a href="http://www.ibm.com/support/knowledgecenter/SSYKE2_8.0.0/com.ibm.java.lnx.80.doc/diag/appendixes/defaults.html">IBM</a>
     * corresponding documentation.
     *
     * @param osTotalMemory OS total memory in bytes
     * @return Default maximum heap size for the current JVM
     */