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/*
* Copyright (c) 2009-2021 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.export.xml;
import com.jme3.export.InputCapsule;
import com.jme3.export.Savable;
import com.jme3.export.SavableClassUtil;
import com.jme3.util.BufferUtils;
import com.jme3.util.IntMap;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.nio.ByteBuffer;
import java.nio.FloatBuffer;
import java.nio.IntBuffer;
import java.nio.ShortBuffer;
import java.util.*;
import java.util.logging.Logger;
import org.w3c.dom.*;
/**
* Part of the jME XML IO system as introduced in the Google Code jmexml project.
*
* @author Kai Rabien (hevee) - original author of the code.google.com jmexml project
* @author Doug Daniels (dougnukem) - adjustments for jME 2.0 and Java 1.5
* @author blaine
*/
public class DOMInputCapsule implements InputCapsule {
private static final Logger logger =
Logger.getLogger(DOMInputCapsule.class .getName());
private Document doc;
private Element currentElem;
private XMLImporter importer;
private boolean isAtRoot = true;
private Map referencedSavables = new HashMap<>();
private int[] classHierarchyVersions;
private Savable savable;
public DOMInputCapsule(Document doc, XMLImporter importer) {
this.doc = doc;
this.importer = importer;
currentElem = doc.getDocumentElement();
// file version is always unprefixed for backwards compatibility
String version = currentElem.getAttribute("format_version");
importer.formatVersion = version.equals("") ? 0 : Integer.parseInt(version);
}
@Override
public int getSavableVersion(Class desiredClass) {
if (classHierarchyVersions != null){
return SavableClassUtil.getSavedSavableVersion(savable, desiredClass,
classHierarchyVersions, importer.getFormatVersion());
}else{
return 0;
}
}
private static String decodeString(String s) {
if (s == null) {
return null;
}
s = s.replaceAll("\\"", "\"").replaceAll("\\<", "<").replaceAll("\\&", "&");
return s;
}
private Element findFirstChildElement(Element parent) {
Node ret = parent.getFirstChild();
while (ret != null && (!(ret instanceof Element))) {
ret = ret.getNextSibling();
}
return (Element) ret;
}
private Element findChildElement(Element parent, String name) {
if (parent == null) {
return null;
}
Node ret = parent.getFirstChild();
while (ret != null && (!(ret instanceof Element) || !ret.getNodeName().equals(name))) {
ret = ret.getNextSibling();
}
return (Element) ret;
}
private Element findNextSiblingElement(Element current) {
Node ret = current.getNextSibling();
while (ret != null) {
if (ret instanceof Element) {
return (Element) ret;
}
ret = ret.getNextSibling();
}
return null;
}
@Override
public byte readByte(String name, byte defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Byte.parseByte(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public byte[] readByteArray(String name, byte[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of bytes for '" + name
+ "'. size says " + requiredSize
+ ", data contains "
+ strings.length);
}
byte[] tmp = new byte[strings.length];
for (int i = 0; i < strings.length; i++) {
tmp[i] = Byte.parseByte(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public byte[][] readByteArray2D(String name, byte[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List byteArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
byteArrays.add(readByteArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (byteArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + byteArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return byteArrays.toArray(new byte[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public int readInt(String name, int defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Integer.parseInt(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public int[] readIntArray(String name, int[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of ints for '" + name
+ "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
int[] tmp = new int[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Integer.parseInt(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public int[][] readIntArray2D(String name, int[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List intArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
intArrays.add(readIntArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (intArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + intArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return intArrays.toArray(new int[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public float readFloat(String name, float defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Float.parseFloat(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public float[] readFloatArray(String name, float[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of floats for '" + name
+ "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
float[] tmp = new float[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Float.parseFloat(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (DOMException de) {
IOException io = new IOException(de.toString());
io.initCause(de);
throw io;
}
}
@Override
public float[][] readFloatArray2D(String name, float[][] defVal) throws IOException {
/* Why does this one method ignore the 'size attr.? */
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
int size_outer = Integer.parseInt(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size_outer"));
int size_inner = Integer.parseInt(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size_outer"));
float[][] tmp = new float[size_outer][size_inner];
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
for (int i = 0; i < size_outer; i++) {
tmp[i] = new float[size_inner];
for (int k = 0; k < size_inner; k++) {
tmp[i][k] = Float.parseFloat(strings[i]);
}
}
return tmp;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public double readDouble(String name, double defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Double.parseDouble(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public double[] readDoubleArray(String name, double[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of doubles for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
double[] tmp = new double[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Double.parseDouble(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public double[][] readDoubleArray2D(String name, double[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List doubleArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
doubleArrays.add(readDoubleArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (doubleArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + doubleArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return doubleArrays.toArray(new double[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public long readLong(String name, long defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Long.parseLong(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public long[] readLongArray(String name, long[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of longs for '" + name
+ "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
long[] tmp = new long[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Long.parseLong(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public long[][] readLongArray2D(String name, long[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List longArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
longArrays.add(readLongArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (longArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + longArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return longArrays.toArray(new long[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public short readShort(String name, short defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Short.parseShort(tmpString);
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public short[] readShortArray(String name, short[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of shorts for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
short[] tmp = new short[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Short.parseShort(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public short[][] readShortArray2D(String name, short[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List shortArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
shortArrays.add(readShortArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (shortArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + shortArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return shortArrays.toArray(new short[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public boolean readBoolean(String name, boolean defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return Boolean.parseBoolean(tmpString);
} catch (DOMException de) {
IOException io = new IOException(de.toString());
io.initCause(de);
throw io;
}
}
@Override
public boolean[] readBooleanArray(String name, boolean[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of bools for '" + name
+ "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
boolean[] tmp = new boolean[strings.length];
for (int i = 0; i < tmp.length; i++) {
tmp[i] = Boolean.parseBoolean(strings[i]);
}
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (DOMException de) {
IOException io = new IOException(de.toString());
io.initCause(de);
throw io;
}
}
@Override
public boolean[][] readBooleanArray2D(String name, boolean[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List booleanArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
booleanArrays.add(readBooleanArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (booleanArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + booleanArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return booleanArrays.toArray(new boolean[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public String readString(String name, String defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
return decodeString(tmpString);
} catch (DOMException de) {
IOException io = new IOException(de.toString());
io.initCause(de);
throw io;
}
}
@Override
public String[] readStringArray(String name, String[] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = tmpEl.getChildNodes();
List strings = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("String")) {
// Very unsafe assumption
strings.add(((Element) n).getAttributeNode("value").getValue());
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + strings.size());
}
return strings.toArray(new String[0]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public String[][] readStringArray2D(String name, String[][] defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
NodeList nodes = currentElem.getChildNodes();
List stringArrays = new ArrayList<>();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().contains("array")) {
// Very unsafe assumption
stringArrays.add(readStringArray(n.getNodeName(), null));
}
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (stringArrays.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + stringArrays.size());
}
currentElem = (Element) currentElem.getParentNode();
return stringArrays.toArray(new String[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public BitSet readBitSet(String name, BitSet defVal) throws IOException {
String tmpString = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (tmpString == null || tmpString.length() < 1) return defVal;
try {
BitSet set = new BitSet();
String[] strings = parseTokens(tmpString);
for (int i = 0; i < strings.length; i++) {
int isSet = Integer.parseInt(strings[i]);
if (isSet == 1) {
set.set(i);
}
}
return set;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public Savable readSavable(String name, Savable defVal) throws IOException {
Savable ret = defVal;
if (name != null && name.equals(""))
logger.warning("Reading Savable String with name \"\"?");
try {
Element tmpEl = null;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
} else if (isAtRoot) {
tmpEl = doc.getDocumentElement();
isAtRoot = false;
} else {
tmpEl = findFirstChildElement(currentElem);
}
currentElem = tmpEl;
ret = readSavableFromCurrentElem(defVal);
if (currentElem.getParentNode() instanceof Element) {
currentElem = (Element) currentElem.getParentNode();
} else {
currentElem = null;
}
} catch (IOException ioe) {
throw ioe;
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
return ret;
}
private Savable readSavableFromCurrentElem(Savable defVal) throws
InstantiationException, ClassNotFoundException,
NoSuchMethodException, InvocationTargetException,
IOException, IllegalAccessException {
Savable ret = defVal;
Savable tmp = null;
if (currentElem == null || currentElem.getNodeName().equals("null")) {
return null;
}
String reference = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "ref");
if (reference.length() > 0) {
ret = referencedSavables.get(reference);
} else {
String className = currentElem.getNodeName();
if (XMLUtils.hasAttribute(importer.getFormatVersion(), currentElem, "class")) {
className = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "class");
} else if (defVal != null) {
className = defVal.getClass().getName();
}
tmp = SavableClassUtil.fromName(className);
String versionsStr = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "savable_versions");
if (versionsStr != null && !versionsStr.equals("")){
String[] versionStr = versionsStr.split(",");
classHierarchyVersions = new int[versionStr.length];
for (int i = 0; i < classHierarchyVersions.length; i++){
classHierarchyVersions[i] = Integer.parseInt(versionStr[i].trim());
}
}else{
classHierarchyVersions = null;
}
String refID = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "reference_ID");
if (refID.length() < 1) refID = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "id");
if (refID.length() > 0) referencedSavables.put(refID, tmp);
if (tmp != null) {
// Allows reading versions from this savable
savable = tmp;
tmp.read(importer);
ret = tmp;
}
}
return ret;
}
@Override
public Savable[] readSavableArray(String name, Savable[] defVal) throws IOException {
Savable[] ret = defVal;
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
List savables = new ArrayList<>();
for (currentElem = findFirstChildElement(tmpEl);
currentElem != null;
currentElem = findNextSiblingElement(currentElem)) {
savables.add(readSavableFromCurrentElem(null));
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (savables.size() != requiredSize)
throw new IOException("Wrong number of Savables for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + savables.size());
}
ret = savables.toArray(new Savable[0]);
currentElem = (Element) tmpEl.getParentNode();
return ret;
} catch (IOException ioe) {
throw ioe;
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
}
@Override
public Savable[][] readSavableArray2D(String name, Savable[][] defVal) throws IOException {
Savable[][] ret = defVal;
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
int size_outer = Integer.parseInt(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size_outer"));
int size_inner = Integer.parseInt(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size_outer"));
Savable[][] tmp = new Savable[size_outer][size_inner];
currentElem = findFirstChildElement(tmpEl);
for (int i = 0; i < size_outer; i++) {
for (int j = 0; j < size_inner; j++) {
tmp[i][j] = (readSavableFromCurrentElem(null));
if (i == size_outer - 1 && j == size_inner - 1) {
break;
}
currentElem = findNextSiblingElement(currentElem);
}
}
ret = tmp;
currentElem = (Element) tmpEl.getParentNode();
return ret;
} catch (IOException ioe) {
throw ioe;
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
}
@Override
@SuppressWarnings("unchecked")
public ArrayList readSavableArrayList(String name, ArrayList defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
ArrayList savables = new ArrayList<>();
for (currentElem = findFirstChildElement(tmpEl);
currentElem != null;
currentElem = findNextSiblingElement(currentElem)) {
savables.add(readSavableFromCurrentElem(null));
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (savables.size() != requiredSize)
throw new IOException(
"Wrong number of Savable arrays for '" + name
+ "'. size says " + requiredSize
+ ", data contains " + savables.size());
}
currentElem = (Element) tmpEl.getParentNode();
return savables;
} catch (IOException ioe) {
throw ioe;
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
}
@Override
@SuppressWarnings("unchecked")
public ArrayList[] readSavableArrayListArray(
String name, ArrayList[] defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
currentElem = tmpEl;
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
int requiredSize = (sizeString.length() > 0)
? Integer.parseInt(sizeString)
: -1;
ArrayList sal;
List> savableArrayLists =
new ArrayList<>();
int i = -1;
while (true) {
sal = readSavableArrayList("SavableArrayList_" + ++i, null);
if (sal == null && savableArrayLists.size() >= requiredSize)
break;
savableArrayLists.add(sal);
}
if (requiredSize > -1 && savableArrayLists.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + savableArrayLists.size());
currentElem = (Element) tmpEl.getParentNode();
return savableArrayLists.toArray(new ArrayList[0]);
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
@SuppressWarnings("unchecked")
public ArrayList[][] readSavableArrayListArray2D(String name, ArrayList[][] defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
currentElem = tmpEl;
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
ArrayList[] arr;
List[]> sall = new ArrayList<>();
int i = -1;
while ((arr = readSavableArrayListArray(
"SavableArrayListArray_" + ++i, null)) != null) sall.add(arr);
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (sall.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + sall.size());
}
currentElem = (Element) tmpEl.getParentNode();
return sall.toArray(new ArrayList[0][]);
} catch (IOException ioe) {
throw ioe;
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
}
@Override
public ArrayList readFloatBufferArrayList(
String name, ArrayList defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
ArrayList tmp = new ArrayList<>();
for (currentElem = findFirstChildElement(tmpEl);
currentElem != null;
currentElem = findNextSiblingElement(currentElem)) {
tmp.add(readFloatBuffer(null, null));
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (tmp.size() != requiredSize)
throw new IOException(
"String array contains wrong element count. "
+ "Specified size " + requiredSize
+ ", data contains " + tmp.size());
}
currentElem = (Element) tmpEl.getParentNode();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public Map readSavableMap(String name, Map defVal) throws IOException {
Map ret;
Element tempEl;
if (name != null) {
tempEl = findChildElement(currentElem, name);
} else {
tempEl = currentElem;
}
ret = new HashMap();
NodeList nodes = tempEl.getChildNodes();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().equals("MapEntry")) {
Element elem = (Element) n;
currentElem = elem;
Savable key = readSavable(XMLExporter.ELEMENT_KEY, null);
Savable val = readSavable(XMLExporter.ELEMENT_VALUE, null);
ret.put(key, val);
}
}
currentElem = (Element) tempEl.getParentNode();
return ret;
}
@Override
public Map readStringSavableMap(String name, Map defVal) throws IOException {
Map ret = null;
Element tempEl;
if (name != null) {
tempEl = findChildElement(currentElem, name);
} else {
tempEl = currentElem;
}
if (tempEl != null) {
ret = new HashMap();
NodeList nodes = tempEl.getChildNodes();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().equals("MapEntry")) {
Element elem = (Element) n;
currentElem = elem;
String key = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "key");
Savable val = readSavable("Savable", null);
ret.put(key, val);
}
}
} else {
return defVal;
}
currentElem = (Element) tempEl.getParentNode();
return ret;
}
@Override
public IntMap readIntSavableMap(String name, IntMap defVal) throws IOException {
IntMap ret = null;
Element tempEl;
if (name != null) {
tempEl = findChildElement(currentElem, name);
} else {
tempEl = currentElem;
}
if (tempEl != null) {
ret = new IntMap();
NodeList nodes = tempEl.getChildNodes();
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (n instanceof Element && n.getNodeName().equals("MapEntry")) {
Element elem = (Element) n;
currentElem = elem;
int key = Integer.parseInt(XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, "key"));
Savable val = readSavable("Savable", null);
ret.put(key, val);
}
}
} else {
return defVal;
}
currentElem = (Element) tempEl.getParentNode();
return ret;
}
/**
* reads from currentElem if name is null
*/
@Override
public FloatBuffer readFloatBuffer(String name, FloatBuffer defVal) throws IOException {
try {
Element tmpEl;
if (name != null) {
tmpEl = findChildElement(currentElem, name);
} else {
tmpEl = currentElem;
}
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of float buffers for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
FloatBuffer tmp = BufferUtils.createFloatBuffer(strings.length);
for (String s : strings) tmp.put(Float.parseFloat(s));
tmp.flip();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public IntBuffer readIntBuffer(String name, IntBuffer defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of int buffers for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
IntBuffer tmp = BufferUtils.createIntBuffer(strings.length);
for (String s : strings) tmp.put(Integer.parseInt(s));
tmp.flip();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public ByteBuffer readByteBuffer(String name, ByteBuffer defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of byte buffers for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
ByteBuffer tmp = BufferUtils.createByteBuffer(strings.length);
for (String s : strings) tmp.put(Byte.valueOf(s));
tmp.flip();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public ShortBuffer readShortBuffer(String name, ShortBuffer defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
String[] strings = parseTokens(XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "data"));
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (strings.length != requiredSize)
throw new IOException("Wrong number of short buffers for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + strings.length);
}
ShortBuffer tmp = BufferUtils.createShortBuffer(strings.length);
for (String s : strings) tmp.put(Short.valueOf(s));
tmp.flip();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public ArrayList readByteBufferArrayList(String name, ArrayList defVal) throws IOException {
try {
Element tmpEl = findChildElement(currentElem, name);
if (tmpEl == null) {
return defVal;
}
String sizeString = XMLUtils.getAttribute(importer.getFormatVersion(), tmpEl, "size");
ArrayList tmp = new ArrayList<>();
for (currentElem = findFirstChildElement(tmpEl);
currentElem != null;
currentElem = findNextSiblingElement(currentElem)) {
tmp.add(readByteBuffer(null, null));
}
if (sizeString.length() > 0) {
int requiredSize = Integer.parseInt(sizeString);
if (tmp.size() != requiredSize)
throw new IOException("Wrong number of short buffers for '"
+ name + "'. size says " + requiredSize
+ ", data contains " + tmp.size());
}
currentElem = (Element) tmpEl.getParentNode();
return tmp;
} catch (IOException ioe) {
throw ioe;
} catch (NumberFormatException | DOMException nfe) {
IOException io = new IOException(nfe.toString());
io.initCause(nfe);
throw io;
}
}
@Override
public > T readEnum(String name, Class enumType,
T defVal) throws IOException {
T ret = defVal;
try {
String eVal = XMLUtils.getAttribute(importer.getFormatVersion(), currentElem, name);
if (eVal != null && eVal.length() > 0) {
ret = Enum.valueOf(enumType, eVal);
}
} catch (Exception e) {
IOException io = new IOException(e.toString());
io.initCause(e);
throw io;
}
return ret;
}
private static final String[] zeroStrings = new String[0];
protected String[] parseTokens(String inString) {
String[] outStrings = inString.split("\\s+");
return (outStrings.length == 1 && outStrings[0].length() == 0)
? zeroStrings
: outStrings;
}
}
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