Package org.apache.gora.persistency

Examples of org.apache.gora.persistency.StateManager

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  @Override
  public void put(K key, T obj) throws IOException {
    Mutate mutate = new Mutate();
    Schema schema = obj.getSchema();
    StateManager stateManager = obj.getStateManager();
    List<Field> fields = schema.getFields();
    String qual;
    byte[] value;
    for (int i = 0; i < fields.size(); i++) {
      if (!stateManager.isDirty(obj, i)) {
        continue;
      }
      Field field = fields.get(i);
      Type type = field.schema().getType();
      Object o = obj.get(i);
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    boolean hasDirty = false;
    try {
      //TODO: INSERT or UPDATE

      Schema schema = persistent.getSchema();
      StateManager stateManager = persistent.getStateManager();

      List<Field> fields = schema.getFields();

      InsertUpdateStatement<K, T> insertStatement =
        InsertUpdateStatementFactory.createStatement(this, mapping, dbVendor);

      insertStatement.setObject(key, null, mapping.getPrimaryColumn());
      for (int i = 0; i < fields.size(); i++) {
        Field field = fields.get(i);
        if (!stateManager.isDirty(persistent, i)) {
          continue;
        }
        hasDirty = true;

        Column column = mapping.getColumn(field.name());
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  public void put(K key, T val) throws IOException {

    Mutation m = new Mutation(new Text(toBytes(key)));
   
    Schema schema = val.getSchema();
    StateManager stateManager = val.getStateManager();
   
    Iterator<Field> iter = schema.getFields().iterator();
   
    int count = 0;
    for (int i = 0; iter.hasNext(); i++) {
      Field field = iter.next();
      if (!stateManager.isDirty(val, i)) {
        continue;
      }
     
      Object o = val.get(i);
      Pair<Text,Text> col = mapping.fieldMap.get(field.name());
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  @SuppressWarnings({ "unchecked", "rawtypes" })
  @Override
  public void put(K key, T persistent) throws IOException {
    Schema schema = persistent.getSchema();
    StateManager stateManager = persistent.getStateManager();
    byte[] keyRaw = toBytes(key);
    Put put = new Put(keyRaw);
    Delete delete = new Delete(keyRaw);
    boolean hasPuts = false;
    boolean hasDeletes = false;
    Iterator<Field> iter = schema.getFields().iterator();
    for (int i = 0; iter.hasNext(); i++) {
      Field field = iter.next();
      if (!stateManager.isDirty(persistent, i)) {
        continue;
      }
      Type type = field.schema().getType();
      Object o = persistent.get(i);
      HBaseColumn hcol = mapping.getColumn(field.name());
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  throws IOException {
    if(result == null || result.isEmpty())
      return null;

    T persistent = newPersistent();
    StateManager stateManager = persistent.getStateManager();
    for (String f : fields) {
      HBaseColumn col = mapping.getColumn(f);
      Field field = fieldMap.get(f);
      Schema fieldSchema = field.schema();
      switch(fieldSchema.getType()) {
        case MAP:
          NavigableMap<byte[], byte[]> qualMap =
            result.getNoVersionMap().get(col.getFamily());
          if (qualMap == null) {
            continue;
          }
          Schema valueSchema = fieldSchema.getValueType();
          Map map = new HashMap();
          for (Entry<byte[], byte[]> e : qualMap.entrySet()) {
            map.put(new Utf8(Bytes.toString(e.getKey())),
                fromBytes(valueSchema, e.getValue()));
          }
          setField(persistent, field, map);
          break;
        case ARRAY:
          qualMap = result.getFamilyMap(col.getFamily());
          if (qualMap == null) {
            continue;
          }
          valueSchema = fieldSchema.getElementType();
          ArrayList arrayList = new ArrayList();
          for (Entry<byte[], byte[]> e : qualMap.entrySet()) {
            arrayList.add(fromBytes(valueSchema, e.getValue()));
          }
          ListGenericArray arr = new ListGenericArray(fieldSchema, arrayList);
          setField(persistent, field, arr);
          break;
        default:
          byte[] val =
            result.getValue(col.getFamily(), col.getQualifier());
          if (val == null) {
            continue;
          }
          setField(persistent, field, val);
          break;
      }
    }
    stateManager.clearDirty(persistent);
    return persistent;
  }
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  @SuppressWarnings({ "unchecked", "rawtypes" })
  @Override
  public void put(K key, T persistent) throws IOException {
    Schema schema = persistent.getSchema();
    StateManager stateManager = persistent.getStateManager();
    byte[] keyRaw = toBytes(key);
    Put put = new Put(keyRaw);
    Delete delete = new Delete(keyRaw);
    boolean hasPuts = false;
    boolean hasDeletes = false;
    Iterator<Field> iter = schema.getFields().iterator();
    for (int i = 0; iter.hasNext(); i++) {
      Field field = iter.next();
      if (!stateManager.isDirty(persistent, i)) {
        continue;
      }
      Type type = field.schema().getType();
      Object o = persistent.get(i);
      HBaseColumn hcol = mapping.getColumn(field.name());
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  throws IOException {
    if(result == null || result.isEmpty())
      return null;

    T persistent = newPersistent();
    StateManager stateManager = persistent.getStateManager();
    for (String f : fields) {
      HBaseColumn col = mapping.getColumn(f);
      Field field = fieldMap.get(f);
      Schema fieldSchema = field.schema();
      switch(fieldSchema.getType()) {
        case MAP:
          NavigableMap<byte[], byte[]> qualMap =
            result.getNoVersionMap().get(col.getFamily());
          if (qualMap == null) {
            continue;
          }
          Schema valueSchema = fieldSchema.getValueType();
          Map map = new HashMap();
          for (Entry<byte[], byte[]> e : qualMap.entrySet()) {
            map.put(new Utf8(Bytes.toString(e.getKey())),
                fromBytes(valueSchema, e.getValue()));
          }
          setField(persistent, field, map);
          break;
        case ARRAY:
          qualMap = result.getFamilyMap(col.getFamily());
          if (qualMap == null) {
            continue;
          }
          valueSchema = fieldSchema.getElementType();
          ArrayList arrayList = new ArrayList();
          for (Entry<byte[], byte[]> e : qualMap.entrySet()) {
            arrayList.add(fromBytes(valueSchema, e.getValue()));
          }
          ListGenericArray arr = new ListGenericArray(fieldSchema, arrayList);
          setField(persistent, field, arr);
          break;
        default:
          byte[] val =
            result.getValue(col.getFamily(), col.getQualifier());
          if (val == null) {
            continue;
          }
          setField(persistent, field, val);
          break;
      }
    }
    stateManager.clearDirty(persistent);
    return persistent;
  }
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  public void put(K key, T val) throws IOException {

    Mutation m = new Mutation(new Text(toBytes(key)));
   
    Schema schema = val.getSchema();
    StateManager stateManager = val.getStateManager();
   
    Iterator<Field> iter = schema.getFields().iterator();
   
    int count = 0;
    for (int i = 0; iter.hasNext(); i++) {
      Field field = iter.next();
      if (!stateManager.isDirty(val, i)) {
        continue;
      }
     
      Object o = val.get(i);
      Pair<Text,Text> col = mapping.fieldMap.get(field.name());
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Related Classes of org.apache.gora.persistency.StateManager

  • org.apache.gora.accumulo.store.AccumuloStore
  • org.apache.gora.avro.PersistentDatumWriter
  • org.apache.gora.cassandra.store.CassandraStore
  • org.apache.gora.hbase.store.HBaseStore
  • org.apache.gora.sql.store.SqlStore
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