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com.supermap.data

Class DatasetGroup


  • public class DatasetGroup
extends InternalHandle
    Dataset grouping class. This class provides a logical organizational structure for managing subgroups in a data source.

    • Method Detail

      • getParent

        public DatasetGroup getParent()
        Returns the parent grouping of the current dataset grouping.
        Returns:
        The parent grouping of the current dataset grouping.

      • setParent

        public boolean setParent(DatasetGroup parentGroup)
        Set to change the parent group
        Parameters:
        parentGroup -
        Returns:
        Whether the change was successful

      • refreshChildGroups

        public void refreshChildGroups()
        Refresh subgroups

      • getChildGroups

        public DatasetGroups getChildGroups()
        Returns the subgroup set of the grouped set of the current dataset.
        Returns:
        A subgroup set of the grouped set of the current dataset.

      • getName

        public java.lang.String getName()
        Returns the name of the current dataset grouping.
        Returns:
        Name of the current dataset grouping.

      • setName

        @Deprecated
public void setName(java.lang.String newName)
        Deprecated. 

      • rename

        public boolean rename(java.lang.String newName)
        Rename the group
        Parameters:
        newName - group name
        Returns:
        Whether the rename was successful

      • get

        public Dataset get(int index)
        Returns the dataset object at the specified index location in the current dataset grouping.
        Parameters:
        index - specifies the index of the dataset object to be found.
        Returns:
        Specifies the dataset object at which the index is located.

      • get

        public Dataset get(java.lang.String datasetName)
        Returns the dataset object with the specified name in the current dataset grouping.
        Parameters:
        datasetName - The name of the dataset to be found
        Returns:
        The dataset object to be acquired.

      • getDatasetNames

        public java.lang.String[] getDatasetNames()
        Get the list of dataset names in the current group
        Returns:
        Array of dataset names

      • getID

        public int getID()
        Get the current group ID
        Returns:
        Current group ID

      • add

        public boolean add(Dataset[] dataset)
        Add datasets to the group in batches
        Parameters:
        dataset - dataset array
        Returns:
        Whether the addition was successful

      • getDatasource

        public Datasource getDatasource()
        Returns the data source grouped by the current dataset.
        Returns:
        Data source grouped by the current dataset.

      • getCount

        public int getCount()
        Returns the total number of dataset objects contained in the current dataset grouping.
        Returns:
        The total number of dataset objects contained in the current dataset grouping.

      • add

        @Deprecated
public int add(Dataset dataset)
        Deprecated. 

      • remove

        @Deprecated
public boolean remove(java.lang.String datasetName)
        Deprecated. 

      • indexOf

        public int indexOf(java.lang.String datasetName)
        Returns the dataset index with the name specified in the current dataset grouping.
        Parameters:
        datasetName - specifies the name of the dataset.
        Returns:
        The index value of the specified dataset in the current dataset grouping.

      • indexOf

        public int indexOf(Dataset dataset)
        Obtain the dataset index under the grouping by dataset
        Parameters:
        dataset - specified
        Returns:
        Index of the dataset

      • createDataset

        public DatasetVector createDataset(DatasetVectorInfo datasetInfo)
        Create vector datasets
        Parameters:
        datasetInfo - vector dataset information
        Returns:
        Vector dataset created

      • deleteDataset

        public boolean deleteDataset(java.lang.String strDtName)
        Delete the dataset based on the dataset name
        Parameters:
        strDtName - dataset name
        Returns:
        Whether the deletion is successful

      • moveDataset

        public boolean moveDataset(DatasetGroup desGroup,
                           java.lang.String dtName)
        Move the dataset to another grouping
        Parameters:
        desGroup - target dataset grouping
        dtName - The name of the dataset to be moved
        Returns:
        Whether the move was successful

      • getAvailableGroupName

        public java.lang.String getAvailableGroupName(java.lang.String name)
        Get available group names
        Parameters:
        name - group name
        Returns:
        Returns the available group names

      • isAvailableGroupName

        public boolean isAvailableGroupName(java.lang.String name)
        Check whether the group name is available
        Parameters:
        name - group name
        Returns:
        Availability

      • addRenamedListener

        public void addRenamedListener(DatasetGroupRenamedListener listener)
        Add a listener to receive dataset grouping rename end events (DatasetGroupRenamedEvent).
        Parameters:
        listener: - A listener used to receive events that end of a grouping rename of a dataset.

      • removeRenamedListener

        public void removeRenamedListener(DatasetGroupRenamedListener listener)
        Removed a listener that receives dataset grouping rename end events (DatasetGroupRenamedEvent).
        Parameters:
        listener: - A listener used to receive events that end of a grouping rename of a dataset.

      • addRenamingListener

        public void addRenamingListener(DatasetGroupRenamingListener listener)
        Add a listener to receive dataset grouping rename events (DatasetGroupRenamingEvent).
        Parameters:
        listener - is a listener used to receive events for grouping renames of datasets.

      • removeRenamingListener

        public void removeRenamingListener(DatasetGroupRenamingListener listener)
        Removed a listener that receives dataset grouping rename events (DatasetGroupRenamingEvent).
        Parameters:
        listener - is a listener used to receive events for grouping renames of datasets.

      • addAddedListener

        public void addAddedListener(DatasetGroupItemAddedListener listener)
        Add a listener that receives the addition of dataset end events (DatasetGroupItemAddedEvent) to the dataset grouping.
        Parameters:
        listener - A listener used to receive an event that adds a dataset end event to a dataset grouping.

      • removeAddedListener

        public void removeAddedListener(DatasetGroupItemAddedListener listener)
        Removed a listener that receives the addition of a dataset end event (DatasetGroupItemAddedEvent) to a dataset grouping.
        Parameters:
        listener - A listener used to receive an event that adds a dataset end event to a dataset grouping.

      • addRemovingListener

        public void addRemovingListener(DatasetGroupItemRemovingListener listener)
        Add a listener to receive dataset events (DatasetGroupItemRemovingEvent) in the deleted dataset grouping.
        Parameters:
        listener - is a listener that receives events for deleting datasets in a dataset grouping.

      • removeRemovingListener

        public void removeRemovingListener(DatasetGroupItemRemovingListener listener)
        Removed a listener that receives dataset events (DatasetGroupItemRemovingEvent) in a grouping of deleted datasets.
        Parameters:
        listener - is a listener that receives events for deleting datasets in a dataset grouping.

      • addRemovedListener

        public void addRemovedListener(DatasetGroupItemRemovedListener listener)
        Add a listener to receive the dataset end event (DatasetGroupItemRemovedEvent) in the deleted dataset grouping.
        Parameters:
        listener - A listener used to receive end-of-dataset events in a deleted dataset grouping.

      • removeRemovedListener

        public void removeRemovedListener(DatasetGroupItemRemovedListener listener)
        Removed a listener that receives dataset end events (DatasetGroupItemRemovedEvent) in the deleted dataset grouping.
        Parameters:
        listener - A listener used to receive end-of-dataset events in a deleted dataset grouping.

      • addChangedListener

        public void addChangedListener(DatasetGroupItemChangedListener listener)
        Listeners used to receive dataset grouping, dataset churn end events (DatasetGroupItemChangedEvent).
        Parameters:
        listener - is a listener used to receive events for the end of a dataset change in a dataset grouping.

      • removeChangedListener

        public void removeChangedListener(DatasetGroupItemChangedListener listener)
        Removed the listener used to receive the dataset grouping dataset churn end event (DatasetGroupItemChangedEvent).
        Parameters:
        listener - is a listener used to receive events for the end of a dataset change in a dataset grouping.
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