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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.aegis.type.encoded;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.StringTokenizer;
import javax.xml.namespace.NamespaceContext;
import javax.xml.namespace.QName;
import org.apache.cxf.aegis.DatabindingException;
import org.apache.cxf.aegis.type.AegisType;
import org.apache.cxf.aegis.type.TypeMapping;
import org.apache.cxf.aegis.xml.MessageReader;
import org.apache.cxf.aegis.xml.MessageWriter;
import org.apache.cxf.binding.soap.Soap11;
import org.apache.cxf.common.util.SOAPConstants;
import org.apache.cxf.common.util.StringUtils;
import org.apache.cxf.helpers.CastUtils;
import static org.apache.cxf.aegis.type.encoded.SoapEncodingUtil.readAttributeValue;
public class ArrayTypeInfo {
private static final String SOAP_ENCODING_NS_1_1 = Soap11.getInstance().getSoapEncodingStyle();
private static final QName SOAP_ARRAY_TYPE = new QName(SOAP_ENCODING_NS_1_1, "arrayType");
private static final QName SOAP_ARRAY_OFFSET = new QName(SOAP_ENCODING_NS_1_1, "offset");
private AegisType type;
private QName typeName;
private int ranks;
private final List dimensions = new ArrayList();
private int offset;
public ArrayTypeInfo(QName typeName, int ranks, Integer... dimensions) {
this.typeName = typeName;
this.ranks = ranks;
this.dimensions.addAll(Arrays.asList(dimensions));
}
public ArrayTypeInfo(MessageReader reader, TypeMapping tm) {
this(reader.getXMLStreamReader().getNamespaceContext(),
readAttributeValue(reader, SOAP_ARRAY_TYPE), readAttributeValue(reader, SOAP_ARRAY_OFFSET));
// if type is xsd:ur-type replace it with xsd:anyType
String namespace = reader.getNamespaceForPrefix(typeName.getPrefix());
if (!StringUtils.isEmpty(namespace)) {
if (SOAPConstants.XSD.equals(namespace) && "ur-type".equals(typeName.getLocalPart())) {
typeName = new QName(namespace, "anyType", typeName.getPrefix());
} else {
typeName = new QName(namespace, typeName.getLocalPart(), typeName.getPrefix());
}
}
if (tm != null) {
type = tm.getType(typeName);
if (ranks > 0) {
Class componentType = type.getTypeClass();
for (int i = 1; i < ranks + dimensions.size(); i++) {
componentType = Array.newInstance(componentType, 0).getClass();
}
SoapArrayType arrayType = new SoapArrayType();
arrayType.setTypeClass(componentType);
arrayType.setTypeMapping(type.getTypeMapping());
type = arrayType;
}
}
}
public ArrayTypeInfo(NamespaceContext namespaceContext, String arrayTypeValue) {
this(namespaceContext, arrayTypeValue, null);
}
public ArrayTypeInfo(NamespaceContext namespaceContext, String arrayTypeValue, String offsetString) {
if (arrayTypeValue == null) {
throw new NullPointerException("arrayTypeValue is null");
}
// arrayTypeValue = atype , asize ;
// atype = QName , [ rank ] ;
// rank = "[" , { "," } , "]" ;
// asize = "[" , length , { "," length} , "]" ;
// length = DIGIT , { DIGIT } ;
//
// x:foo[,,,][1,2,3,4]
StringTokenizer tokenizer = new StringTokenizer(arrayTypeValue, "[],:", true);
List tokens = CastUtils.cast(Collections.list(tokenizer));
// ArrayType QName
if (tokens.size() < 3) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
if (tokens.get(1).equals(":")) {
typeName =
new QName(namespaceContext.getNamespaceURI(tokens.get(0)), tokens.get(2), tokens.get(0));
tokens = tokens.subList(3, tokens.size());
} else {
typeName = new QName("", tokens.get(0));
tokens = tokens.subList(1, tokens.size());
}
if (!tokens.get(0).equals("[")) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
// Rank: [,,,,]
boolean hasRank = tokens.subList(1, tokens.size()).contains("[");
if (hasRank) {
// there are atleast [] there is one rank
ranks = 1;
for (String token : tokens.subList(1, tokens.size())) {
if ("]".equals(token)) {
if (tokens.size() < ranks + 1) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
tokens = tokens.subList(ranks + 1, tokens.size());
break;
} else if (",".equals(token)) {
ranks++;
} else {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
}
}
// Dimensions [1,2,3,4]
for (int i = 1; i < tokens.size(); i = i + 2) {
String dimension = tokens.get(i);
if ("]".equals(dimension)) {
if (i + 1 != tokens.size()) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
break;
}
int value;
try {
value = Integer.parseInt(dimension);
} catch (NumberFormatException e) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
if (value < 1) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
dimensions.add(value);
// verify next token is a ',' or ']'
String next = tokens.get(i + 1);
if (!",".equals(next) && !"]".equals(next)) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
}
if (dimensions.isEmpty()) {
throw new DatabindingException("Invalid ArrayType value " + arrayTypeValue);
}
if (offsetString != null) {
// offset = "[" , length , "]" ;
tokens = CastUtils.cast(Collections.list(new StringTokenizer(offsetString, "[]", true)));
if (tokens.size() != 3 || !"[".equals(tokens.get(0)) || !"]".equals(tokens.get(2))) {
throw new DatabindingException("Invalid Array offset value " + offsetString);
}
try {
offset = Integer.parseInt(tokens.get(1));
} catch (NumberFormatException e) {
throw new DatabindingException("Invalid Array offset value " + offsetString);
}
}
}
public QName getTypeName() {
return typeName;
}
public AegisType getType() {
return type;
}
public int getRanks() {
return ranks;
}
public List getDimensions() {
return dimensions;
}
public int getTotalDimensions() {
return ranks + dimensions.size();
}
public int getOffset() {
return offset;
}
public void writeAttribute(MessageWriter writer) {
String value = toString();
SoapEncodingUtil.writeAttribute(writer, SOAP_ARRAY_TYPE, value);
}
public String toString() {
StringBuilder string = new StringBuilder();
// no prefix handed to us by someone else ...
if ("".equals(typeName.getPrefix()) && !"".equals(typeName.getNamespaceURI())) {
throw new RuntimeException("No prefix provided in QName for " + typeName.getNamespaceURI());
}
// typeName: foo:bar
if (typeName.getPrefix() != null && typeName.getPrefix().length() > 0) {
string.append(typeName.getPrefix()).append(":");
}
string.append(typeName.getLocalPart());
// ranks: [,,,,]
if (ranks > 0) {
string.append("[");
for (int i = 1; i < ranks; i++) {
string.append(",");
}
string.append("]");
}
// dimensions: [2,3,4]
string.append("[");
string.append(dimensions.get(0));
for (int dimension : dimensions.subList(1, dimensions.size())) {
string.append(",").append(dimension);
}
string.append("]");
return string.toString();
}
}