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com.sun.xml.rpc.encoding.soap.CollectionSerializer Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.xml.rpc.encoding.soap;
import java.lang.reflect.Array;
import java.util.Collection;
import javax.xml.namespace.QName;
import com.sun.xml.rpc.encoding.DeserializationException;
import com.sun.xml.rpc.encoding.Initializable;
import com.sun.xml.rpc.encoding.InternalTypeMappingRegistry;
import com.sun.xml.rpc.encoding.JAXRPCDeserializer;
import com.sun.xml.rpc.encoding.JAXRPCSerializer;
import com.sun.xml.rpc.encoding.SOAPDeserializationContext;
import com.sun.xml.rpc.encoding.SOAPDeserializationState;
import com.sun.xml.rpc.encoding.SOAPInstanceBuilder;
import com.sun.xml.rpc.encoding.SOAPSerializationContext;
import com.sun.xml.rpc.encoding.SerializationException;
import com.sun.xml.rpc.soap.SOAPVersion;
import com.sun.xml.rpc.streaming.XMLReader;
import com.sun.xml.rpc.streaming.XMLWriter;
/**
*
* @author JAX-RPC Development Team
*/
public class CollectionSerializer
extends CollectionSerializerBase
implements Initializable {
protected Class collClass = null;
protected JAXRPCSerializer elemSer;
protected JAXRPCDeserializer elemDeser;
public CollectionSerializer(
QName type,
Class collClass,
boolean encodeType,
boolean isNullable,
String encodingStyle,
QName elemName,
QName elemType,
Class elemClass) {
this(
type,
collClass,
encodeType,
isNullable,
encodingStyle,
elemName,
elemType,
elemClass,
SOAPVersion.SOAP_11);
}
public CollectionSerializer(
QName type,
Class collClass,
boolean encodeType,
boolean isNullable,
String encodingStyle,
QName elemName,
QName elemType,
Class elemClass,
SOAPVersion version) {
super(
type,
encodeType,
isNullable,
encodingStyle,
elemName,
elemType,
elemClass,
1,
null);
this.collClass = collClass;
}
public void initialize(InternalTypeMappingRegistry registry)
throws Exception {
elemSer =
(JAXRPCSerializer) registry.getSerializer(
encodingStyle,
elemClass,
elemType);
elemDeser =
(JAXRPCDeserializer) registry.getDeserializer(
encodingStyle,
elemClass,
elemType);
}
protected Object[] convertToArray(Object obj) throws Exception {
return ((Collection) obj).toArray();
}
protected void serializeArrayInstance(
Object obj,
int[] dims,
XMLWriter writer,
SOAPSerializationContext context)
throws Exception {
serializeArrayElements((Object[]) obj, 0, dims, writer, context);
}
protected void serializeArrayElements(
Object[] arr,
int level,
int[] dims,
XMLWriter writer,
SOAPSerializationContext context)
throws Exception {
if (arr == null || arr.length != dims[level]) {
throw new SerializationException("soap.irregularMultiDimensionalArray");
}
boolean serializeLeaves = (level == dims.length - 1);
for (int i = 0; i < dims[level]; ++i) {
Object elem = arr[i];
if (serializeLeaves) {
elemSer.serialize(elem, elemName, null, writer, context);
} else {
serializeArrayElements(
(Object[]) elem,
level + 1,
dims,
writer,
context);
}
}
}
protected Object deserializeArrayInstance(
XMLReader reader,
SOAPDeserializationContext context,
int[] dims)
throws Exception {
Collection instance = (Collection) collClass.newInstance();
String id = getID(reader);
SOAPDeserializationState state =
((id != null) ? context.getStateFor(id) : null);
boolean isComplete = true;
boolean emptyDims = isEmptyDimensions(dims);
final int[] dimOffsets = getDimensionOffsets(dims);
int[] offset = getArrayOffset(reader, dims);
if (offset == null) {
offset = new int[emptyDims ? 1 : dims.length];
}
Object[] value = null;
int maxPosition = 0;
int length = 0;
if (reader.nextElementContent() != XMLReader.END) {
int[] position = getArrayElementPosition(reader, dims);
boolean isSparseArray = (position != null);
if (!isSparseArray) {
position = offset;
}
if (emptyDims) {
maxPosition = position[0];
length = Math.max(maxPosition * 2, 1024);
value = (Object[]) Array.newInstance(elemClass, length);
} else {
value = (Object[]) Array.newInstance(elemClass, dims);
}
while (true) {
if (!emptyDims && !isPositionWithinBounds(position, dims)) {
if (isSparseArray) {
throw new DeserializationException(
"soap.outOfBoundsArrayElementPosition",
encodeArrayDimensions(position));
} else {
throw new DeserializationException("soap.tooManyArrayElements");
}
}
if (emptyDims) {
if (position[0] >= length) {
int newLength = length * 2;
while (position[0] >= newLength) {
newLength *= 2;
}
Object[] newValue =
(Object[]) Array.newInstance(elemClass, newLength);
System.arraycopy(value, 0, newValue, 0, length);
value = newValue;
length = newLength;
}
}
Object elem = null;
elem = elemDeser.deserialize(elemName, reader, context);
if (elem instanceof SOAPDeserializationState) {
SOAPDeserializationState elemState =
(SOAPDeserializationState) elem;
isComplete = false;
if (state == null) {
// i'm a single-ref instance
state = new SOAPDeserializationState();
}
// ensure that state (and therefore builder) contains a reference
// to the current array since registerListener could call back
// on the builder if the element object has already been created
state.setInstance(instance);
if (state.getBuilder() == null) {
state.setBuilder(
new CollectionInstanceBuilder(value, dimOffsets));
}
elemState.registerListener(
state,
indexFromPosition(position, dimOffsets));
} else {
setElement(value, position, elem);
}
if (reader.nextElementContent() == XMLReader.END) {
break;
}
if (isSparseArray) {
position = getArrayElementPosition(reader, dims);
if (position == null) {
// all elements of a sparse array must have a position attribute
throw new DeserializationException("soap.missingArrayElementPosition");
}
} else {
if (emptyDims) {
++position[0];
} else {
incrementPosition(position, dims);
}
}
if (emptyDims) {
maxPosition = Math.max(position[0], maxPosition);
}
}
if (emptyDims) {
if (length != maxPosition + 1) {
int newLength = maxPosition + 1;
Object[] newValue =
(Object[]) Array.newInstance(elemClass, newLength);
System.arraycopy(value, 0, newValue, 0, newLength);
value = newValue;
length = newLength;
}
}
} else {
if (emptyDims) {
value = (Object[]) Array.newInstance(elemClass, 0);
} else {
value = (Object[]) Array.newInstance(elemClass, dims);
}
}
if (state != null) {
state.setDeserializer(this);
state.setInstance(instance);
state.doneReading();
}
if (isComplete) {
return arrayToCollection(instance, value);
} else {
return state;
}
}
public static void setElement(
Object[] value,
int[] position,
Object elem) {
Object[] arr = value;
for (int i = 0; i < position.length - 1; ++i) {
arr = (Object[]) arr[position[i]];
}
arr[position[position.length - 1]] = elem;
}
/********************* CollectionInstanceBuilder ************************/
private class CollectionInstanceBuilder implements SOAPInstanceBuilder {
int[] dimOffsets = null;
Object[] arrInstance = null;
Collection instance = null;
CollectionInstanceBuilder(Object[] arrInstance, int[] dimOffsets) {
this.arrInstance = arrInstance;
this.dimOffsets = dimOffsets;
}
public int memberGateType(int memberIndex) {
return (
SOAPInstanceBuilder.GATES_INITIALIZATION
+ SOAPInstanceBuilder.REQUIRES_INITIALIZATION);
}
public void construct() {
throw new IllegalStateException();
}
public void setMember(int index, Object memberValue) {
int[] position = positionFromIndex(index, dimOffsets);
setElement(arrInstance, position, memberValue);
}
public void initialize() {
this.instance = arrayToCollection(instance, arrInstance);
}
public void setInstance(Object instance) {
this.instance = (Collection) instance;
}
public Object getInstance() {
return instance;
}
}
/*********************** arrayToCollection **************************/
public static Collection arrayToCollection(
Collection collInstance,
Object[] arrInstance) {
if (arrInstance != null) {
// put the members of an array into a given collection
for (int i = 0; i < arrInstance.length; i++) {
Object collItem = arrInstance[i];
collInstance.add(collItem);
}
}
return collInstance;
}
}