private static final String SHA1_PROPERTY = "sha1";

    private static final String CHANGELIST_PROPERTY = "changelist";

    private static final String REVISION_PROPERTY = "revision";

    @Override
    public boolean isValidProperty(String property) {
        return REVISION_PROPERTY.equals(property)
                || CHANGELIST_PROPERTY.equals(property)
                || SHA1_PROPERTY.equals(property);
    }

) : KtTreeVisitorVoid() {

    override fun visitProperty(property: KtProperty) {
        super.visitProperty(property)
        val isDelegate = property.hasDelegateExpression()
        if (!isDelegate) return

        val bindingContext = analysisContext.analyze(property)
        val descriptor = bindingContext.get(BindingContext.DECLARATION_TO_DESCRIPTOR, property)
        if (descriptor !is VariableDescriptorWithAccessors) return

    /**
     * Get the value of property as {@link String}.
     * @param propertyKey The key of the property. (NotNull)
     * @return The value of found property. (NotNull: if not found, exception)
     * @throws ConfigPropertyNotFoundException When the property is not found.
     */
    String get(String propertyKey);

    /**
     * Is the property true?

    }
  }

  public void testToString() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      assertEquals(property.key() + "=" + property.value(), property.toString());
    }
  }

  public void testNoNullValues() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      // Even though the contract in System.getProperties() specifies that a value will exist for

    companion object {
      const val PROPERTY_NAME = "okhttp.platform"
      const val CONSCRYPT_PROPERTY = "conscrypt"
      const val CORRETTO_PROPERTY = "corretto"
      const val JDK9_PROPERTY = "jdk9"
      const val JDK8_ALPN_PROPERTY = "jdk8alpn"
      const val JDK8_PROPERTY = "jdk8"
      const val OPENJSSE_PROPERTY = "openjsse"
      const val BOUNCYCASTLE_PROPERTY = "bouncycastle"
      const val LOOM_PROPERTY = "loom"

    }

    private fun getJvmName(property: FirProperty, isSetter: Boolean): Name {
        if (property.backingField?.symbol?.hasAnnotation(JvmStandardClassIds.Annotations.JvmField, analysisSession.useSiteSession) == true) {
            return property.name
        }
        return Name.identifier(getJvmNameAsString(property, isSetter))
    }

    private fun getJvmNameAsString(property: FirProperty, isSetter: Boolean): String {

<project name="dbflute" basedir=".">
	<property name="mydbflute.dir" value="${basedir}/mydbflute" />
	<property name="target.dir" value="${basedir}/target" />
	<property name="branch.name" value="fess-14.13" />
	<property name="mydbflute.url" value="https://github.com/lastaflute/lastaflute-example-waterfront/archive/${branch.name}.zip" />

	<target name="mydbflute.check">
		<condition property="mydbflute.exists">

        @get:Optional
        val buildTimestampFromBuildReceipt: Property<String>

        @get:Optional
        val buildTimestampFromGradleProperty: Property<String>

        val runningOnCi: Property<Boolean>

        val runningInstallTask: Property<Boolean>
        val runningDocsTestTask: Property<Boolean>
    }

    override fun obtain(): String? = parameters.run {

    private static final String KEY_PROPERTY = "name";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {

    }
  }

  public void testToString() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      assertEquals(property.key() + "=" + property.value(), property.toString());
    }
  }

  public void testNoNullValues() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      // Even though the contract in System.getProperties() specifies that a value will exist for