diff options
Diffstat (limited to 'src/menion/android/locus/addon/publiclib/utils')
| -rw-r--r-- | src/menion/android/locus/addon/publiclib/utils/DataCursor.java | 331 | ||||
| -rw-r--r-- | src/menion/android/locus/addon/publiclib/utils/DataStorage.java | 28 |
2 files changed, 0 insertions, 359 deletions
diff --git a/src/menion/android/locus/addon/publiclib/utils/DataCursor.java b/src/menion/android/locus/addon/publiclib/utils/DataCursor.java deleted file mode 100644 index 5f3912e..0000000 --- a/src/menion/android/locus/addon/publiclib/utils/DataCursor.java +++ /dev/null @@ -1,331 +0,0 @@ -package menion.android.locus.addon.publiclib.utils;
-
-import java.util.ArrayList;
-
-import android.database.AbstractCursor;
-import android.database.CursorIndexOutOfBoundsException;
-import android.database.CursorWindow;
-
-/**
- * A mutable cursor implementation backed by an array of {@code Object}s. Use
- * {@link #newRow()} to add rows. Automatically expands internal capacity as
- * needed.
- */
-public class DataCursor extends AbstractCursor {
-
- private final String[] columnNames;
- private Object[] data;
- private int rowCount = 0;
- private final int columnCount;
-
- /**
- * Constructs a new cursor with the given initial capacity.
- *
- * @param columnNames
- * names of the columns, the ordering of which determines column
- * ordering elsewhere in this cursor
- * @param initialCapacity
- * in rows
- */
- public DataCursor(String[] columnNames, int initialCapacity) {
- this.columnNames = columnNames;
- this.columnCount = columnNames.length;
-
- if (initialCapacity < 1) {
- initialCapacity = 1;
- }
-
- this.data = new Object[columnCount * initialCapacity];
- }
-
- /**
- * Constructs a new cursor.
- *
- * @param columnNames
- * names of the columns, the ordering of which determines column
- * ordering elsewhere in this cursor
- */
- public DataCursor(String[] columnNames) {
- this(columnNames, 16);
- }
-
- /**
- * Gets value at the given column for the current row.
- */
- private Object get(int column) {
- if (column < 0 || column >= columnCount) {
- throw new CursorIndexOutOfBoundsException("Requested column: "
- + column + ", # of columns: " + columnCount);
- }
- if (mPos < 0) {
- throw new CursorIndexOutOfBoundsException("Before first row.");
- }
- if (mPos >= rowCount) {
- throw new CursorIndexOutOfBoundsException("After last row.");
- }
- return data[mPos * columnCount + column];
- }
-
- /**
- * Adds a new row to the end and returns a builder for that row. Not safe
- * for concurrent use.
- *
- * @return builder which can be used to set the column values for the new
- * row
- */
- public RowBuilder newRow() {
- rowCount++;
- int endIndex = rowCount * columnCount;
- ensureCapacity(endIndex);
- int start = endIndex - columnCount;
- return new RowBuilder(start, endIndex);
- }
-
- /**
- * Adds a new row to the end with the given column values. Not safe for
- * concurrent use.
- *
- * @throws IllegalArgumentException
- * if {@code columnValues.length !=
- * columnNames.length}
- * @param columnValues
- * in the same order as the the column names specified at cursor
- * construction time
- */
- public void addRow(Object[] columnValues) {
- if (columnValues.length != columnCount) {
- throw new IllegalArgumentException("columnNames.length = "
- + columnCount + ", columnValues.length = "
- + columnValues.length);
- }
-
- int start = rowCount++ * columnCount;
- ensureCapacity(start + columnCount);
- System.arraycopy(columnValues, 0, data, start, columnCount);
- }
-
- /**
- * Adds a new row to the end with the given column values. Not safe for
- * concurrent use.
- *
- * @throws IllegalArgumentException
- * if {@code columnValues.size() !=
- * columnNames.length}
- * @param columnValues
- * in the same order as the the column names specified at cursor
- * construction time
- */
- public void addRow(Iterable<?> columnValues) {
- int start = rowCount * columnCount;
- int end = start + columnCount;
- ensureCapacity(end);
-
- if (columnValues instanceof ArrayList<?>) {
- addRow((ArrayList<?>) columnValues, start);
- return;
- }
-
- int current = start;
- Object[] localData = data;
- for (Object columnValue : columnValues) {
- if (current == end) {
- // TODO: null out row?
- throw new IllegalArgumentException(
- "columnValues.size() > columnNames.length");
- }
- localData[current++] = columnValue;
- }
-
- if (current != end) {
- // TODO: null out row?
- throw new IllegalArgumentException(
- "columnValues.size() < columnNames.length");
- }
-
- // Increase row count here in case we encounter an exception.
- rowCount++;
- }
-
- /** Optimization for {@link ArrayList}. */
- private void addRow(ArrayList<?> columnValues, int start) {
- int size = columnValues.size();
- if (size != columnCount) {
- throw new IllegalArgumentException("columnNames.length = "
- + columnCount + ", columnValues.size() = " + size);
- }
-
- rowCount++;
- Object[] localData = data;
- for (int i = 0; i < size; i++) {
- localData[start + i] = columnValues.get(i);
- }
- }
-
- /** Ensures that this cursor has enough capacity. */
- private void ensureCapacity(int size) {
- if (size > data.length) {
- Object[] oldData = this.data;
- int newSize = data.length * 2;
- if (newSize < size) {
- newSize = size;
- }
- this.data = new Object[newSize];
- System.arraycopy(oldData, 0, this.data, 0, oldData.length);
- }
- }
-
- /**
- * Builds a row, starting from the left-most column and adding one column
- * value at a time. Follows the same ordering as the column names specified
- * at cursor construction time.
- */
- public class RowBuilder {
-
- private int index;
- private final int endIndex;
-
- RowBuilder(int index, int endIndex) {
- this.index = index;
- this.endIndex = endIndex;
- }
-
- /**
- * Sets the next column value in this row.
- *
- * @throws CursorIndexOutOfBoundsException
- * if you try to add too many values
- * @return this builder to support chaining
- */
- public RowBuilder add(Object columnValue) {
- if (index == endIndex) {
- throw new CursorIndexOutOfBoundsException(
- "No more columns left.");
- }
-
- data[index++] = columnValue;
- return this;
- }
- }
-
- // AbstractCursor implementation.
-
- @Override
- public int getCount() {
- return rowCount;
- }
-
- @Override
- public String[] getColumnNames() {
- return columnNames;
- }
-
- @Override
- public String getString(int column) {
- Object value = get(column);
- if (value == null)
- return null;
- return value.toString();
- }
-
- @Override
- public short getShort(int column) {
- Object value = get(column);
- if (value == null)
- return 0;
- if (value instanceof Number)
- return ((Number) value).shortValue();
- return Short.parseShort(value.toString());
- }
-
- @Override
- public int getInt(int column) {
- Object value = get(column);
- if (value == null)
- return 0;
- if (value instanceof Number)
- return ((Number) value).intValue();
- return Integer.parseInt(value.toString());
- }
-
- @Override
- public long getLong(int column) {
- Object value = get(column);
- if (value == null)
- return 0;
- if (value instanceof Number)
- return ((Number) value).longValue();
- return Long.parseLong(value.toString());
- }
-
- @Override
- public float getFloat(int column) {
- Object value = get(column);
- if (value == null)
- return 0.0f;
- if (value instanceof Number)
- return ((Number) value).floatValue();
- return Float.parseFloat(value.toString());
- }
-
- @Override
- public double getDouble(int column) {
- Object value = get(column);
- if (value == null)
- return 0.0d;
- if (value instanceof Number)
- return ((Number) value).doubleValue();
- return Double.parseDouble(value.toString());
- }
-
- @Override
- public byte[] getBlob(int column) {
- Object value = get(column);
- if (value == null)
- return new byte[0];
- if (value instanceof byte[])
- return ((byte[]) value);
- return new byte[0];
- }
-
- @Override
- public boolean isNull(int column) {
- return get(column) == null;
- }
-
- public void fillWindow(int position, CursorWindow window) {
- if (position < 0 || position >= getCount()) {
- return;
- }
- window.acquireReference();
- try {
- int oldpos = mPos;
- mPos = position - 1;
- window.clear();
- window.setStartPosition(position);
- int columnNum = getColumnCount();
- window.setNumColumns(columnNum);
- while (moveToNext() && window.allocRow()) {
- for (int i = 0; i < columnNum; i++) {
- byte[] field = getBlob(i);
- if (field != null) {
- if (!window.putBlob(field, mPos, i)) {
- window.freeLastRow();
- break;
- }
- } else {
- if (!window.putNull(mPos, i)) {
- window.freeLastRow();
- break;
- }
- }
- }
- }
-
- mPos = oldpos;
- } catch (IllegalStateException e) {
- // simply ignore it
- } finally {
- window.releaseReference();
- }
- }
-}
diff --git a/src/menion/android/locus/addon/publiclib/utils/DataStorage.java b/src/menion/android/locus/addon/publiclib/utils/DataStorage.java deleted file mode 100644 index 8705b04..0000000 --- a/src/menion/android/locus/addon/publiclib/utils/DataStorage.java +++ /dev/null @@ -1,28 +0,0 @@ -package menion.android.locus.addon.publiclib.utils;
-
-import java.util.ArrayList;
-
-import menion.android.locus.addon.publiclib.geoData.PointsData;
-
-public class DataStorage {
-
- private static ArrayList<PointsData> mData;
-
- public static ArrayList<PointsData> getData() {
- return mData;
- }
-
- public static void setData(ArrayList<PointsData> data) {
- DataStorage.mData = data;
- }
-
- public static void setData(PointsData data) {
- DataStorage.mData = new ArrayList<PointsData>();
- DataStorage.mData.add(data);
- }
-
- public static void clearData() {
- DataStorage.mData.clear();
- DataStorage.mData = null;
- }
-}
|