Package com.alvazan.orm.api.z8spi.meta

Examples of com.alvazan.orm.api.z8spi.meta.DboColumnIdMeta

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      DboTableMeta table = mgr.find(DboTableMeta.class, colFamily);
      if(table == null)
        throw new RuntimeException("table="+colFamily+" was not found");
      //We don't want lots of threads writing data into this structure as it reads from the database so instead
      //we will prefetch everything that is typically used here....
      DboColumnIdMeta idMeta = table.getIdColumnMeta();
      idMeta.getColumnName(); //make sure the idmeta is loaded from datastore
      //load all columns as well
      for(DboColumnMeta col : table.getAllColumns()) {
        if(col instanceof DboColumnToManyMeta) {
          ((DboColumnToManyMeta)col).getFkToColumnFamily().getIdColumnMeta().getColumnName();
        } else if(col instanceof DboColumnToOneMeta) {
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  private void fillInThisOneInstance(T self) {
    MetaIdField<T> idField = classMeta.getIdField();
    Converter converter = idField.getConverter();
    byte[] nonVirtKey = converter.convertToNoSql(entityId);
    DboTableMeta metaDbo = classMeta.getMetaDbo();
    DboColumnIdMeta idMeta = metaDbo.getIdColumnMeta();
    byte[] virtKey = idMeta.formVirtRowKey(nonVirtKey);
   
    List<byte[]> rowKeys = new ArrayList<byte[]>();
    rowKeys.add(virtKey);

    AbstractCursor<KeyValue<Row>> rows = session.find(metaDbo, rowKeys, false, null);
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    if(metaDbo == null)
      throw new IllegalArgumentException("DboTableMeta for colFamily="+colFamily+" was not found");
   
    TypedRow proxy = row;
    Object rowKey = row.getRowKey();
    DboColumnIdMeta idMeta = metaDbo.getIdColumnMeta();
    byte[] byteKey = idMeta.convertToStorage2(rowKey);
    byte[] virtualKey = idMeta.formVirtRowKey(byteKey);
    if(!metaDbo.hasIndexedField()) {
      session.remove(metaDbo, virtualKey);
      return;
    } else if(!(row instanceof NoSqlTypedRowProxy)) {
      //then we don't have the database information for indexes so we need to read from the database
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  @SuppressWarnings("unchecked")
  private KeyValue<TypedRow> nextForQuery(KeyValue<Row> kv) {
    Row row = kv.getValue();
    byte[] virtualKey = (byte[]) kv.getKey();
    DboColumnIdMeta idField = meta.getIdColumnMeta();
   
    KeyValue<TypedRow> keyVal;
    if(row == null) {
      byte[] notVirtKey = idField.unformVirtRowKey(virtualKey);
      T key = (T) idField.convertFromStorage2(notVirtKey);
      keyVal = new KeyValue<TypedRow>();
      keyVal.setKey(key);
      RowNotFoundException exc = new RowNotFoundException("Your query="+query+" contained a value with a pk where that entity no longer exists in the nosql store");
      keyVal.setException(exc);
    } else {
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    }

    DboTableMeta table = new DboTableMeta();
    table.setup(null, "testWrites", false, false);
   
    DboColumnIdMeta idMeta = new DboColumnIdMeta();
    idMeta.setup(table, "id", String.class, false);
   
    for(int i = 0; i < numColumns; i++) {
      DboColumnCommonMeta col = new DboColumnCommonMeta();
      col.setup(table, "col"+i, long.class, false, false);
     
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    return info;
  }
 
  public IndexPoint getKeyForView(ViewInfo view) {
    Wrapper col = colNameToValue.get(view);
    DboColumnIdMeta idMeta = view.getTableMeta().getIdColumnMeta();
    if(col == null)
      return new IndexPoint(idMeta, null, null);
    return new IndexPoint(idMeta, col.getCol(), col.getColMeta());
  }
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          //TODO: PUT this in virtual partition????
          cf.setup(null, type.getIndexTableName(), false, false);
          cf.setColNamePrefixType(type);
         
          DboColumnIdMeta idMeta = new DboColumnIdMeta();
          idMeta.setup(cf, "id", String.class, false);
         
          tempMgr.put(idMeta);
          tempMgr.put(cf);
         
          databaseInfo.addMetaClassDbo(cf);
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  public void loadCacheIfNeeded() {
    if(cacheLoaded)
      return;
   
    DboTableMeta metaDbo = metaClass.getMetaDbo();
    DboColumnIdMeta idMeta = metaDbo.getIdColumnMeta();
    Iterable<byte[]> virtKeys = new IterToVirtual(metaDbo, keys);
    AbstractCursor<KeyValue<Row>> rows = session.find(metaDbo, virtKeys, false, true, null);
    String name = getClass().getSimpleName();
    log.info(name+":just loaded rows for keylist(next convert to proxies)="+keys.size()+" for field="+field);
    int counter = 0;
    while(true) {
      com.alvazan.orm.api.z8spi.iter.AbstractCursor.Holder<KeyValue<Row>> holder = rows.nextImpl();
      if(holder == null)
        break;
      KeyValue<Row> kv = holder.getValue();
      byte[] key = (byte[]) kv.getKey();
      byte[] nonVirtKey = idMeta.unformVirtRowKey(key);
      Row row = kv.getValue();
      Tuple<T> tuple = metaClass.convertIdToProxy(row, session, nonVirtKey, null);
      if(row == null) {
        throw new IllegalStateException("This entity is corrupt(your entity='"+owner+"') and contains a" +
            " reference/FK to a row that does not exist in another table.  " +
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    if(metaDbo == null)
      throw new IllegalArgumentException("DboTableMeta for colFamily="+colFamily+" was not found");
   
    TypedRow proxy = row;
    Object rowKey = row.getRowKey();
    DboColumnIdMeta idMeta = metaDbo.getIdColumnMeta();
    byte[] byteKey = idMeta.convertToStorage2(rowKey);
    byte[] virtualKey = idMeta.formVirtRowKey(byteKey);
    if(!metaDbo.hasIndexedField()) {
      session.remove(metaDbo, virtualKey);
      return;
    } else if(!(row instanceof NoSqlTypedRowProxy)) {
      //then we don't have the database information for indexes so we need to read from the database
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          setKey(idData);
        }
    hasValue = true;
  }
  private void setKeyAsStr(byte[] idData) {
    DboColumnIdMeta idMeta = metaClass.getIdField().getMetaIdDbo();
    Object obj = idMeta.convertFromStorage2(idData);
    keyAsStr = idMeta.convertTypeToString(obj);
  }
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Related Classes of com.alvazan.orm.api.z8spi.meta.DboColumnIdMeta

  • com.alvazan.orm.api.util.PerformanceWriteTest
  • com.alvazan.orm.api.z5api.IndexColumnInfo
  • com.alvazan.orm.impl.meta.data.collections.Holder
  • com.alvazan.orm.impl.meta.data.collections.MapProxyFetchAll
  • com.alvazan.orm.impl.meta.data.collections.OurAbstractCollection
  • com.alvazan.orm.impl.meta.data.NoSqlProxyImpl
  • com.alvazan.orm.layer0.base.BaseEntityManagerFactoryImpl
  • com.alvazan.orm.layer0.base.BaseEntityManagerImpl
  • com.alvazan.orm.layer0.base.MetaLayerImpl
  • com.alvazan.orm.layer3.typed.CachedMeta
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