spinjar.com.sun.xml.bind.v2.runtime.NameBuilder Maven / Gradle / Ivy
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package com.sun.xml.bind.v2.runtime;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import javax.xml.namespace.QName;
import com.sun.xml.bind.v2.util.QNameMap;
/**
* Creates {@link Name}s and assign index numbers to them.
*
*
* During this process, this class also finds out which namespace URIs
* are statically known to be un-bindable as the default namespace.
* Those are the namespace URIs that are used by attribute names.
*
* @author Kohsuke Kawaguchi
*/
@SuppressWarnings({"StringEquality"})
public final class NameBuilder {
private Map uriIndexMap = new HashMap();
private Set nonDefaultableNsUris = new HashSet();
private Map localNameIndexMap = new HashMap();
private QNameMap elementQNameIndexMap = new QNameMap();
private QNameMap attributeQNameIndexMap = new QNameMap();
public Name createElementName(QName name) {
return createElementName(name.getNamespaceURI(),name.getLocalPart());
}
public Name createElementName(String nsUri, String localName) {
return createName(nsUri, localName, false, elementQNameIndexMap);
}
public Name createAttributeName(QName name) {
return createAttributeName(name.getNamespaceURI(),name.getLocalPart());
}
public Name createAttributeName(String nsUri, String localName) {
assert nsUri.intern()==nsUri;
assert localName.intern()==localName;
if(nsUri.length()==0)
return new Name(
allocIndex(attributeQNameIndexMap,"",localName),
-1,
nsUri,
allocIndex(localNameIndexMap,localName),
localName,
true);
else {
nonDefaultableNsUris.add(nsUri);
return createName(nsUri,localName, true, attributeQNameIndexMap);
}
}
private Name createName(String nsUri, String localName, boolean isAttribute, QNameMap map) {
assert nsUri.intern()==nsUri;
assert localName.intern()==localName;
return new Name(
allocIndex(map,nsUri,localName),
allocIndex(uriIndexMap,nsUri),
nsUri,
allocIndex(localNameIndexMap,localName),
localName,
isAttribute );
}
private int allocIndex(Map map, String str) {
Integer i = map.get(str);
if(i==null) {
i = map.size();
map.put(str,i);
}
return i;
}
private int allocIndex(QNameMap map, String nsUri, String localName) {
Integer i = map.get(nsUri,localName);
if(i==null) {
i = map.size();
map.put(nsUri,localName,i);
}
return i;
}
/**
* Wraps up everything and creates {@link NameList}.
*/
public NameList conclude() {
boolean[] nsUriCannotBeDefaulted = new boolean[uriIndexMap.size()];
for (Map.Entry e : uriIndexMap.entrySet()) {
nsUriCannotBeDefaulted[e.getValue()] = nonDefaultableNsUris.contains(e.getKey());
}
NameList r = new NameList(
list(uriIndexMap),
nsUriCannotBeDefaulted,
list(localNameIndexMap),
elementQNameIndexMap.size(),
attributeQNameIndexMap.size() );
// delete them so that the create method can never be called again
uriIndexMap = null;
localNameIndexMap = null;
return r;
}
private String[] list(Map map) {
String[] r = new String[map.size()];
for (Map.Entry e : map.entrySet())
r[e.getValue()] = e.getKey();
return r;
}
}