/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.ma2;
import java.nio.ByteBuffer;
import java.nio.IntBuffer;
import java.nio.DoubleBuffer;
/**
* Concrete implementation of Array specialized for doubles.
* Data storage is with 1D java array of doubles.
*
* @see Array
* @author caron
*/
public class ArrayDouble extends Array {
/** package private. use Array.factory() */
static ArrayDouble factory(Index index) {
return ArrayDouble.factory(index, null);
}
/* Create new ArrayDouble with given indexImpl and backing store.
* Should be private.
* @param index use this Index
* @param stor. use this storage. if null, allocate.
* @return. new ArrayDouble.D<rank> or ArrayDouble object.
*/
static ArrayDouble factory( Index index, double [] storage) {
switch (index.getRank()) {
case 0 : return new ArrayDouble.D0(index, storage);
case 1 : return new ArrayDouble.D1(index, storage);
case 2 : return new ArrayDouble.D2(index, storage);
case 3 : return new ArrayDouble.D3(index, storage);
case 4 : return new ArrayDouble.D4(index, storage);
case 5 : return new ArrayDouble.D5(index, storage);
case 6 : return new ArrayDouble.D6(index, storage);
case 7 : return new ArrayDouble.D7(index, storage);
default : return new ArrayDouble(index, storage);
}
}
///////////////////////////////////////////////////////////////////////////////
protected double[] storageD;
/**
* Create a new Array of type double and the given shape.
* dimensions.length determines the rank of the new Array.
* @param shape the shape of the Array.
*/
public ArrayDouble(int [] shape) {
super(shape);
storageD = new double[(int) indexCalc.getSize()];
}
/** create new Array with given indexImpl and the same backing store */
Array createView( Index index) {
return ArrayDouble.factory(index, storageD);
}
/**
* Create a new Array using the given IndexArray and backing store.
* used for sections, and factory. Trusted package private.
* @param ima use this IndexArray as the index
* @param data use this as the backing store. if null, allocate
*/
ArrayDouble(Index ima, double [] data) {
super(ima);
if (data != null) {
storageD = data;
} else {
storageD = new double[(int) indexCalc.getSize()];
}
}
/* Get underlying primitive array storage. CAUTION! You may invalidate your warrentee! */
public Object getStorage() { return storageD; }
// copy from javaArray to storage using the iterator: used by factory( Object);
void copyFrom1DJavaArray(IndexIterator iter, Object javaArray) {
double[] ja = (double []) javaArray;
for (int i=0; i<ja.length; i++)
iter.setDoubleNext( ja[i]);
}
// copy to javaArray from storage using the iterator: used by copyToNDJavaArray;
void copyTo1DJavaArray(IndexIterator iter, Object javaArray) {
double[] ja = (double []) javaArray;
for (int i=0; i<ja.length; i++)
ja[i] = iter.getDoubleNext();
}
public ByteBuffer getDataAsByteBuffer() {
ByteBuffer bb = ByteBuffer.allocate((int)(8*getSize()));
DoubleBuffer ib = bb.asDoubleBuffer();
ib.put( (double[]) get1DJavaArray(double.class)); // make sure its in canonical order
return bb;
}
/** Return the element class type */
public Class getElementType() { return double.class; }
/** get the value at the specified index. */
public double get(Index i) {
return storageD[i.currentElement()];
}
/** set the value at the specified index. */
public void set(Index i, double value) {
storageD[i.currentElement()] = value;
}
public double getDouble(Index i) {
return storageD[i.currentElement()];
}
public void setDouble(Index i, double value) {
storageD[i.currentElement()] = value;
}
public float getFloat(Index i) {
return (float) storageD[i.currentElement()];
}
public void setFloat(Index i, float value) {
storageD[i.currentElement()] = (double) value;
}
public long getLong(Index i) {
return (long) storageD[i.currentElement()];
}
public void setLong(Index i, long value) {
storageD[i.currentElement()] = (double) value;
}
public int getInt(Index i) {
return (int) storageD[i.currentElement()];
}
public void setInt(Index i, int value) {
storageD[i.currentElement()] = (double) value;
}
public short getShort(Index i) {
return (short) storageD[i.currentElement()];
}
public void setShort(Index i, short value) {
storageD[i.currentElement()] = (double) value;
}
public byte getByte(Index i) {
return (byte) storageD[i.currentElement()];
}
public void setByte(Index i, byte value) {
storageD[i.currentElement()] = (double) value;
}
public char getChar(Index i) {
return (char) storageD[i.currentElement()];
}
public void setChar(Index i, char value) {
storageD[i.currentElement()] = (double) value;
}
/** not legal, throw ForbiddenConversionException */
public boolean getBoolean(Index i) {
throw new ForbiddenConversionException();
}
/** not legal, throw ForbiddenConversionException */
public void setBoolean(Index i, boolean value) {
throw new ForbiddenConversionException();
}
public Object getObject(Index i) {
return storageD[i.currentElement()];
}
public void setObject(Index i, Object value) {
storageD[i.currentElement()] = ((Number)value).doubleValue();
}
// trusted, assumes that individual dimension lengths have been checked
public double getDouble(int index) {return storageD[index]; }
public void setDouble(int index, double value) { storageD[index] = value; }
public float getFloat(int index) { return (float) storageD[index]; }
public void setFloat(int index, float value) { storageD[index] = (double) value;}
public long getLong(int index) {return (long) storageD[index];}
public void setLong(int index, long value) { storageD[index] = (double) value;}
public int getInt(int index) { return (int) storageD[index]; }
public void setInt(int index, int value) { storageD[index] = (double) value;}
public short getShort(int index) { return (short) storageD[index]; }
public void setShort(int index, short value) { storageD[index] = (double) value; }
public byte getByte(int index) { return (byte) storageD[index]; }
public void setByte(int index, byte value) {storageD[index] = (double) value;}
public char getChar(int index) { return (char) storageD[index];}
public void setChar(int index, char value) { storageD[index] = (double) value; }
public boolean getBoolean(int index) { throw new ForbiddenConversionException(); }
public void setBoolean(int index, boolean value) {throw new ForbiddenConversionException(); }
public Object getObject(int index) { return getDouble(index); }
public void setObject(int index, Object value) { storageD[index] = ((Number)value).doubleValue(); }
/** Concrete implementation of Array specialized for doubles, rank 0. */
public static class D0 extends ArrayDouble {
private Index0D ix;
/** Constructor. */
public D0 () {
super(new int [] {});
ix = (Index0D) indexCalc;
}
private D0 (Index i, double[] store) {
super(i, store);
ix = (Index0D) indexCalc;
}
/** get the value. */
public double get() {
return storageD[ix.currentElement()];
}
/** set the value. */
public void set(double value) {
storageD[ix.currentElement()] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 1. */
public static class D1 extends ArrayDouble {
private Index1D ix;
/** Constructor for array of shape {len0}. */
public D1 (int len0) {
super(new int [] {len0});
ix = (Index1D) indexCalc;
}
private D1 (Index i, double[] store) {
super(i, store);
ix = (Index1D) indexCalc;
}
/** get the value. */
public double get(int i) {
return storageD[ix.setDirect(i)];
}
/** set the value. */
public void set(int i, double value) {
storageD[ix.setDirect(i)] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 2. */
public static class D2 extends ArrayDouble {
private Index2D ix;
/** Constructor for array of shape {len0,len1}. */
public D2 (int len0, int len1) {
super(new int [] {len0, len1});
ix = (Index2D) indexCalc;
}
private D2 (Index i, double[] store) {
super(i, store);
ix = (Index2D) indexCalc;
}
/** get the value. */
public double get(int i, int j) {
return storageD[ix.setDirect(i,j)];
}
/** set the value. */
public void set(int i, int j, double value) {
storageD[ix.setDirect(i,j)] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 3. */
public static class D3 extends ArrayDouble {
private Index3D ix;
/** Constructor for array of shape {len0,len1,len2}. */
public D3 (int len0, int len1, int len2) {
super(new int [] {len0, len1, len2});
ix = (Index3D) indexCalc;
}
private D3 (Index i, double[] store) {
super(i, store);
ix = (Index3D) indexCalc;
}
/** get the value. */
public double get(int i, int j, int k) {
return storageD[ix.setDirect(i,j,k)];
}
/** set the value. */
public void set(int i, int j, int k, double value) {
storageD[ix.setDirect(i,j,k)] = value;
}
public IF getIF() { return new IF(); };
public class IF {
private int currElement = -1;
private int size = (int) ix.getSize();
public boolean hasNext(int howMany) { return currElement < size-howMany; }
public double getNext() { return storageD[++currElement]; }
public void setNext(double val) { storageD[++currElement] = val; }
}
}
/** Concrete implementation of Array specialized for doubles, rank 4. */
public static class D4 extends ArrayDouble {
private Index4D ix;
/** Constructor for array of shape {len0,len1,len2,len3}. */
public D4 (int len0, int len1, int len2, int len3) {
super(new int [] {len0, len1, len2, len3});
ix = (Index4D) indexCalc;
}
private D4 (Index i, double[] store) {
super(i, store);
ix = (Index4D) indexCalc;
}
/** get the value. */
public double get(int i, int j, int k, int l) {
return storageD[ix.setDirect(i,j,k,l)];
}
/** set the value. */
public void set(int i, int j, int k, int l, double value) {
storageD[ix.setDirect(i,j,k,l)] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 5. */
public static class D5 extends ArrayDouble {
private Index5D ix;
/** Constructor for array of shape {len0,len1,len2,len3,len4}. */
public D5 (int len0, int len1, int len2, int len3, int len4) {
super(new int [] {len0, len1, len2, len3, len4});
ix = (Index5D) indexCalc;
}
private D5 (Index i, double[] store) {
super(i, store);
ix = (Index5D) indexCalc;
}
/** get the value. */
public double get(int i, int j, int k, int l, int m) {
return storageD[ix.setDirect(i,j,k,l, m)];
}
/** set the value. */
public void set(int i, int j, int k, int l, int m, double value) {
storageD[ix.setDirect(i,j,k,l, m)] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 6. */
public static class D6 extends ArrayDouble {
private Index6D ix;
/** Constructor for array of shape {len0,len1,len2,len3,len4,len5,}. */
public D6 (int len0, int len1, int len2, int len3, int len4, int len5) {
super(new int [] {len0, len1, len2, len3, len4, len5});
ix = (Index6D) indexCalc;
}
private D6 (Index i, double[] store) {
super(i, store);
ix = (Index6D) indexCalc;
}
/** get the value. */
public double get(int i, int j, int k, int l, int m, int n) {
return storageD[ix.setDirect(i,j,k,l,m,n)];
}
/** set the value. */
public void set(int i, int j, int k, int l, int m, int n, double value) {
storageD[ix.setDirect(i,j,k,l,m,n)] = value;
}
}
/** Concrete implementation of Array specialized for doubles, rank 7. */
public static class D7 extends ArrayDouble {
private Index7D ix;
/** Constructor for array of shape {len0,len1,len2,len3,len4,len5,len6}. */
public D7 (int len0, int len1, int len2, int len3, int len4, int len5, int len6) {
super(new int [] {len0, len1, len2, len3, len4, len5, len6});
ix = (Index7D) indexCalc;
}
private D7 (Index i, double[] store) {
super(i, store);
ix = (Index7D) indexCalc;
}
/** get the value. */
public double get(int i, int j, int k, int l, int m, int n, int o) {
return storageD[ix.setDirect(i,j,k,l,m,n,o)];
}
/** set the value. */
public void set(int i, int j, int k, int l, int m, int n, int o, double value) {
storageD[ix.setDirect(i,j,k,l,m,n,o)] = value;
}
}
}