Java Code Examples for org.apache.hive.hcatalog.data.schema.HCatFieldSchema#getType()

The following examples show how to use org.apache.hive.hcatalog.data.schema.HCatFieldSchema#getType() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: SqoopHCatImportHelper.java    From aliyun-maxcompute-data-collectors with Apache License 2.0 6 votes vote down vote up 
private Object convertClobType(Object val, HCatFieldSchema hfs) {
  HCatFieldSchema.Type hfsType = hfs.getType();
  ClobRef cr = (ClobRef) val;
  String s = cr.isExternal() ? cr.toString() : cr.getData();

  if (hfsType == HCatFieldSchema.Type.STRING) {
    return s;
  } else if (hfsType == HCatFieldSchema.Type.VARCHAR) {
    VarcharTypeInfo vti = (VarcharTypeInfo) hfs.getTypeInfo();
    HiveVarchar hvc = new HiveVarchar(s, vti.getLength());
    return hvc;
  } else if (hfsType == HCatFieldSchema.Type.CHAR) {
    CharTypeInfo cti = (CharTypeInfo) hfs.getTypeInfo();
    HiveChar hc = new HiveChar(s, cti.getLength());
    return hc;
  }
  return null;
}
Example 2
Source File: HCatInputFormatBase.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
private TypeInformation getFieldType(HCatFieldSchema fieldSchema) {

		switch(fieldSchema.getType()) {
			case INT:
				return BasicTypeInfo.INT_TYPE_INFO;
			case TINYINT:
				return BasicTypeInfo.BYTE_TYPE_INFO;
			case SMALLINT:
				return BasicTypeInfo.SHORT_TYPE_INFO;
			case BIGINT:
				return BasicTypeInfo.LONG_TYPE_INFO;
			case BOOLEAN:
				return BasicTypeInfo.BOOLEAN_TYPE_INFO;
			case FLOAT:
				return BasicTypeInfo.FLOAT_TYPE_INFO;
			case DOUBLE:
				return BasicTypeInfo.DOUBLE_TYPE_INFO;
			case STRING:
				return BasicTypeInfo.STRING_TYPE_INFO;
			case BINARY:
				return PrimitiveArrayTypeInfo.BYTE_PRIMITIVE_ARRAY_TYPE_INFO;
			case ARRAY:
				return new GenericTypeInfo(List.class);
			case MAP:
				return new GenericTypeInfo(Map.class);
			case STRUCT:
				return new GenericTypeInfo(List.class);
			default:
				throw new IllegalArgumentException("Unknown data type \"" + fieldSchema.getType() + "\" encountered.");
		}
	}
Example 3
Source File: HCatInputFormatBase.java    From flink with Apache License 2.0 5 votes vote down vote up 
private TypeInformation getFieldType(HCatFieldSchema fieldSchema) {

		switch(fieldSchema.getType()) {
			case INT:
				return BasicTypeInfo.INT_TYPE_INFO;
			case TINYINT:
				return BasicTypeInfo.BYTE_TYPE_INFO;
			case SMALLINT:
				return BasicTypeInfo.SHORT_TYPE_INFO;
			case BIGINT:
				return BasicTypeInfo.LONG_TYPE_INFO;
			case BOOLEAN:
				return BasicTypeInfo.BOOLEAN_TYPE_INFO;
			case FLOAT:
				return BasicTypeInfo.FLOAT_TYPE_INFO;
			case DOUBLE:
				return BasicTypeInfo.DOUBLE_TYPE_INFO;
			case STRING:
				return BasicTypeInfo.STRING_TYPE_INFO;
			case BINARY:
				return PrimitiveArrayTypeInfo.BYTE_PRIMITIVE_ARRAY_TYPE_INFO;
			case ARRAY:
				return new GenericTypeInfo(List.class);
			case MAP:
				return new GenericTypeInfo(Map.class);
			case STRUCT:
				return new GenericTypeInfo(List.class);
			default:
				throw new IllegalArgumentException("Unknown data type \"" + fieldSchema.getType() + "\" encountered.");
		}
	}
Example 4
Source File: SqoopHCatExportHelper.java    From aliyun-maxcompute-data-collectors with Apache License 2.0 5 votes vote down vote up 
public SqoopRecord convertToSqoopRecord(HCatRecord hcr)
  throws IOException {
  Text key = new Text();
  for (Map.Entry<String, Object> e : sqoopRecord.getFieldMap().entrySet()) {
    String colName = e.getKey();
    String hfn = colName.toLowerCase();
    key.set(hfn);
    Object hCatVal = hcr.get(hfn, hCatFullTableSchema);
    if (!isOdps) {
      String javaColType = colTypesJava.get(key).toString();
      int sqlType = ((IntWritable) colTypesSql.get(key)).get();
      HCatFieldSchema field = hCatFullTableSchema.get(hfn);
      HCatFieldSchema.Type fieldType = field.getType();
      String hCatTypeString = field.getTypeString();
      Object sqlVal = convertToSqoop(hCatVal, fieldType, javaColType, hCatTypeString);
      if (debugHCatExportMapper) {
        LOG.debug("hCatVal " + hCatVal + " of type "
            + (hCatVal == null ? null : hCatVal.getClass().getName()) + ",sqlVal " + sqlVal
            + " of type " + (sqlVal == null ? null : sqlVal.getClass().getName()) + ",java type "
            + javaColType + ", sql type = " + SqoopHCatUtilities.sqlTypeString(sqlType));
      }
      sqoopRecord.setField(colName, sqlVal);
    } else {
      sqoopRecord.setField(colName, hCatVal == null ? null : hCatVal.toString());
    }
  }
  return sqoopRecord;
}
Example 5
Source File: SqoopHCatImportHelper.java    From aliyun-maxcompute-data-collectors with Apache License 2.0 5 votes vote down vote up 
private Object convertStringTypes(Object val, HCatFieldSchema hfs) {
  HCatFieldSchema.Type hfsType = hfs.getType();
  if (hfsType == HCatFieldSchema.Type.STRING
      || hfsType == HCatFieldSchema.Type.VARCHAR
      || hfsType == HCatFieldSchema.Type.CHAR) {
    String str = val.toString();
    if (doHiveDelimsReplacement) {
      str = FieldFormatter.hiveStringReplaceDelims(str,
        hiveDelimsReplacement, hiveDelimiters);
    }
    if (hfsType == HCatFieldSchema.Type.STRING) {
      return str;
    } else if (hfsType == HCatFieldSchema.Type.VARCHAR) {
      VarcharTypeInfo vti = (VarcharTypeInfo) hfs.getTypeInfo();
      HiveVarchar hvc = new HiveVarchar(str, vti.getLength());
      return hvc;
    } else if (hfsType == HCatFieldSchema.Type.CHAR) {
      CharTypeInfo cti = (CharTypeInfo) hfs.getTypeInfo();
      HiveChar hc = new HiveChar(val.toString(), cti.getLength());
      return hc;
    }
  } else if (hfsType == HCatFieldSchema.Type.DECIMAL) {
    BigDecimal bd = new BigDecimal(val.toString(), MathContext.DECIMAL128);
    HiveDecimal hd = HiveDecimal.create(bd);
    return hd;
  }
  return null;
}
Example 6
Source File: SqoopHCatImportHelper.java    From aliyun-maxcompute-data-collectors with Apache License 2.0 5 votes vote down vote up 
private Object convertBooleanTypes(Object val, HCatFieldSchema hfs) {
  HCatFieldSchema.Type hfsType = hfs.getType();
  Boolean b = (Boolean) val;
  if (hfsType == HCatFieldSchema.Type.BOOLEAN) {
    return b;
  } else if (hfsType == HCatFieldSchema.Type.TINYINT) {
    return (byte) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.SMALLINT) {
    return (short) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.INT) {
    return (int) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.BIGINT) {
    return (long) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.FLOAT) {
    return (float) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.DOUBLE) {
    return (double) (b ? 1 : 0);
  } else if (hfsType == HCatFieldSchema.Type.STRING) {
    return val.toString();
  } else if (hfsType == HCatFieldSchema.Type.VARCHAR) {
    VarcharTypeInfo vti = (VarcharTypeInfo) hfs.getTypeInfo();
    HiveVarchar hvc = new HiveVarchar(val.toString(), vti.getLength());
    return hvc;
  } else if (hfsType == HCatFieldSchema.Type.CHAR) {
    CharTypeInfo cti = (CharTypeInfo) hfs.getTypeInfo();
    HiveChar hChar = new HiveChar(val.toString(), cti.getLength());
    return hChar;
  }
  return null;
}
Example 7
Source File: HCatInputFormatBase.java    From flink with Apache License 2.0 5 votes vote down vote up 
private TypeInformation getFieldType(HCatFieldSchema fieldSchema) {

		switch(fieldSchema.getType()) {
			case INT:
				return BasicTypeInfo.INT_TYPE_INFO;
			case TINYINT:
				return BasicTypeInfo.BYTE_TYPE_INFO;
			case SMALLINT:
				return BasicTypeInfo.SHORT_TYPE_INFO;
			case BIGINT:
				return BasicTypeInfo.LONG_TYPE_INFO;
			case BOOLEAN:
				return BasicTypeInfo.BOOLEAN_TYPE_INFO;
			case FLOAT:
				return BasicTypeInfo.FLOAT_TYPE_INFO;
			case DOUBLE:
				return BasicTypeInfo.DOUBLE_TYPE_INFO;
			case STRING:
				return BasicTypeInfo.STRING_TYPE_INFO;
			case BINARY:
				return PrimitiveArrayTypeInfo.BYTE_PRIMITIVE_ARRAY_TYPE_INFO;
			case ARRAY:
				return new GenericTypeInfo(List.class);
			case MAP:
				return new GenericTypeInfo(Map.class);
			case STRUCT:
				return new GenericTypeInfo(List.class);
			default:
				throw new IllegalArgumentException("Unknown data type \"" + fieldSchema.getType() + "\" encountered.");
		}
	}
Example 8
Source File: SqoopHCatImportHelper.java    From aliyun-maxcompute-data-collectors with Apache License 2.0 4 votes vote down vote up 
private Object toHCat(Object val, HCatFieldSchema hfs) {
  HCatFieldSchema.Type hfsType = hfs.getType();
  if (val == null) {
    return null;
  }

  Object retVal = null;

  if (val instanceof Number) {
    retVal = convertNumberTypes(val, hfs);
  } else if (val instanceof Boolean) {
    retVal = convertBooleanTypes(val, hfs);
  } else if (val instanceof String) {
    retVal = convertStringTypes(val, hfs);
  } else if (val instanceof java.util.Date) {
    retVal = converDateTypes(val, hfs);
  } else if (val instanceof BytesWritable) {
    if (hfsType == HCatFieldSchema.Type.BINARY) {
      BytesWritable bw = (BytesWritable) val;
      retVal = bw.getBytes();
    }
  } else if (val instanceof BlobRef) {
    if (hfsType == HCatFieldSchema.Type.BINARY) {
      BlobRef br = (BlobRef) val;
      byte[] bytes = br.isExternal() ? br.toString().getBytes() : br
        .getData();
      retVal = bytes;
    }
  } else if (val instanceof ClobRef) {
    retVal = convertClobType(val, hfs);
  } else {
    throw new UnsupportedOperationException("Objects of type "
      + val.getClass().getName() + " are not suported");
  }
  if (retVal == null) {
    LOG.error("Unable to convert [" + val
      + "]  of type " + val.getClass().getName()
      + " to HCatalog type " + hfs.getTypeString());
  }
  return retVal;
}