/// <exception cref="System.IO.IOException"/>
protected internal override void ProcessOptions(List <string> args)
{
name = StringUtils.PopOptionWithArgument("-n", args);
string v = StringUtils.PopOptionWithArgument("-v", args);
if (v != null)
{
value = XAttrCodec.DecodeValue(v);
}
xname = StringUtils.PopOptionWithArgument("-x", args);
if (name != null && xname != null)
{
throw new HadoopIllegalArgumentException("Can not specify both '-n name' and '-x name' option."
);
}
if (name == null && xname == null)
{
throw new HadoopIllegalArgumentException("Must specify '-n name' or '-x name' option."
);
}
if (args.IsEmpty())
{
throw new HadoopIllegalArgumentException("<path> is missing.");
}
if (args.Count > 1)
{
throw new HadoopIllegalArgumentException("Too many arguments.");
}
}
/// <exception cref="System.IO.IOException"/>
public FSSetXAttr(string path, string name, string encodedValue, EnumSet <XAttrSetFlag
> flag)
{
this.path = new Path(path);
this.name = name;
this.value = XAttrCodec.DecodeValue(encodedValue);
this.flag = flag;
}
public virtual void TestGetXAttrFromJson()
{
string jsonString = "{\"XAttrs\":[{\"name\":\"user.a1\",\"value\":\"0x313233\"},"
+ "{\"name\":\"user.a2\",\"value\":\"0x313131\"}]}";
ObjectReader reader = new ObjectMapper().Reader(typeof(IDictionary));
IDictionary <object, object> json = reader.ReadValue(jsonString);
// Get xattr: user.a2
byte[] value = JsonUtil.GetXAttr(json, "user.a2");
Assert.AssertArrayEquals(XAttrCodec.DecodeValue("0x313131"), value);
}
/// <summary>Decode xattr value from string</summary>
/// <exception cref="System.IO.IOException"/>
private byte[] DecodeXAttrValue(string value)
{
if (value != null)
{
return(XAttrCodec.DecodeValue(value));
}
else
{
return(new byte[0]);
}
}
public virtual void TestXAttrValueParam()
{
XAttrValueParam p = new XAttrValueParam("0x313233");
Assert.AssertArrayEquals(p.GetXAttrValue(), XAttrCodec.DecodeValue("0x313233"));
}
public virtual void TestToXAttrMap()
{
string jsonString = "{\"XAttrs\":[{\"name\":\"user.a1\",\"value\":\"0x313233\"},"
+ "{\"name\":\"user.a2\",\"value\":\"0x313131\"}]}";
ObjectReader reader = new ObjectMapper().Reader(typeof(IDictionary));
IDictionary <object, object> json = reader.ReadValue(jsonString);
XAttr xAttr1 = (new XAttr.Builder()).SetNameSpace(XAttr.NameSpace.User).SetName("a1"
).SetValue(XAttrCodec.DecodeValue("0x313233")).Build();
XAttr xAttr2 = (new XAttr.Builder()).SetNameSpace(XAttr.NameSpace.User).SetName("a2"
).SetValue(XAttrCodec.DecodeValue("0x313131")).Build();
IList <XAttr> xAttrs = Lists.NewArrayList();
xAttrs.AddItem(xAttr1);
xAttrs.AddItem(xAttr2);
IDictionary <string, byte[]> xAttrMap = XAttrHelper.BuildXAttrMap(xAttrs);
IDictionary <string, byte[]> parsedXAttrMap = JsonUtil.ToXAttrs(json);
NUnit.Framework.Assert.AreEqual(xAttrMap.Count, parsedXAttrMap.Count);
IEnumerator <KeyValuePair <string, byte[]> > iter = xAttrMap.GetEnumerator();
while (iter.HasNext())
{
KeyValuePair <string, byte[]> entry = iter.Next();
Assert.AssertArrayEquals(entry.Value, parsedXAttrMap[entry.Key]);
}
}
public virtual void TestToJsonFromXAttrs()
{
string jsonString = "{\"XAttrs\":[{\"name\":\"user.a1\",\"value\":\"0x313233\"},"
+ "{\"name\":\"user.a2\",\"value\":\"0x313131\"}]}";
XAttr xAttr1 = (new XAttr.Builder()).SetNameSpace(XAttr.NameSpace.User).SetName("a1"
).SetValue(XAttrCodec.DecodeValue("0x313233")).Build();
XAttr xAttr2 = (new XAttr.Builder()).SetNameSpace(XAttr.NameSpace.User).SetName("a2"
).SetValue(XAttrCodec.DecodeValue("0x313131")).Build();
IList <XAttr> xAttrs = Lists.NewArrayList();
xAttrs.AddItem(xAttr1);
xAttrs.AddItem(xAttr2);
NUnit.Framework.Assert.AreEqual(jsonString, JsonUtil.ToJsonString(xAttrs, XAttrCodec
.Hex));
}
/// <exception cref="System.IO.IOException"/>
public virtual byte[] GetXAttrValue()
{
string v = GetValue();
return(XAttrCodec.DecodeValue(v));
}