How to use

ThriftUnion

in

io.airlift.drift.annotations

@ThriftUnion
public static final class MultipleTypes
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(1)
  public int getFoo()
  {
    return 0;
  }
  @ThriftField
  public void setFoo(short value)
  {
  }
}

@Override
protected Class<?> extractBuilderClass()
{
  ThriftUnion annotation = getStructClass().getAnnotation(ThriftUnion.class);
  if (annotation != null && !annotation.builder().equals(void.class)) {
    return annotation.builder();
  }
  else {
    return null;
  }
}

@Override
protected Map<String, String> extractStructIdlAnnotations()
{
  ThriftUnion annotation = getStructClass().getAnnotation(ThriftUnion.class);
  if (annotation == null) {
    return ImmutableMap.of();
  }
  else {
    ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
    for (ThriftIdlAnnotation idlAnnotation : annotation.idlAnnotations()) {
      builder.put(idlAnnotation.key(), idlAnnotation.value());
    }
    return builder.build();
  }
}

@Override
protected String extractName()
{
  ThriftUnion annotation = getStructClass().getAnnotation(ThriftUnion.class);
  if (annotation == null) {
    return getStructClass().getSimpleName();
  }
  else if (!annotation.value().isEmpty()) {
    return annotation.value();
  }
  else {
    return getStructClass().getSimpleName();
  }
}

@ThriftUnion
public static final class MultipleNames
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(value = 1, name = "foo")
  public String getFoo()
  {
    return null;
  }
  @ThriftField(value = 1, name = "bar")
  public void setFoo(String value)
  {
  }
}

@ThriftUnion
public static final class MultipleTypes
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(1)
  public int getFoo()
  {
    return 0;
  }
  @ThriftField
  public void setFoo(short value)
  {
  }
}

@ThriftUnion
public static final class MultipleNames
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(value = 1, name = "foo")
  public String getFoo()
  {
    return null;
  }
  @ThriftField(value = 1, name = "bar")
  public void setFoo(String value)
  {
  }
}

@ThriftUnion
public static final class MultipleIds
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(name = "foo", value = 1)
  public void setField1(String value)
  {
  }
  @ThriftField(name = "foo", value = 2)
  public void setField2(String value)
  {
  }
  @ThriftField(name = "foo")
  public String getField1()
  {
    return null;
  }
  @ThriftField(name = "foo")
  public String getField2()
  {
    return null;
  }
}

@ThriftUnion
public static final class MultipleIds
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(name = "foo", value = 1)
  public void setField1(String value)
  {
  }
  @ThriftField(name = "foo", value = 2)
  public void setField2(String value)
  {
  }
  @ThriftField(name = "foo")
  public String getField1()
  {
    return null;
  }
  @ThriftField(name = "foo")
  public String getField2()
  {
    return null;
  }
}

@ThriftUnion("UnionConstructorDuplicateTypes")
public class UnionConstructorDuplicateTypes

@ThriftUnion("Union")
public final class UnionConstructor

@ThriftUnion("UnionConstructorDuplicateTypes")
public class UnionConstructorDuplicateTypes

@ThriftUnion("Union")
public final class UnionBean

@ThriftUnion("Union")
public final class UnionConstructor

@ThriftUnion("Union")
public final class UnionBean

  @ThriftUnion
  public static class NotFinalUnion
  {
    @ThriftUnionId
    public short id;
  }
}

@ThriftUnion
public static final class UnsupportedJavaType
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(1)
  public Lock unsupportedJavaType;
}

  @ThriftUnion
  public static class NotFinalUnion
  {
    @ThriftUnionId
    public short id;
  }
}

@ThriftUnion
public static final class UnsupportedJavaType
{
  @ThriftUnionId
  public void setId(short id)
  {
  }
  @ThriftField(1)
  public Lock unsupportedJavaType;
}

@ThriftUnion
public static final class NoId
{
  @ThriftUnionId
  public short id;
  @ThriftField
  public String getField1()
  {
    return null;
  }
  @ThriftField
  public void setField1(String value)
  {
  }
}