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package com.sun.xml.bind.v2.runtime.output;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Arrays;
import java.util.Collections;
import com.sun.xml.bind.api.JAXBRIContext;
import com.sun.xml.bind.v2.runtime.Name;
import com.sun.istack.FinalArrayList;
import com.sun.xml.bind.marshaller.CharacterEscapeHandler;
/**
* {@link XmlOutput} that generates canonical XML.
*
* @see com.sun.xml.bind.api.C14nSupport_ArchitectureDocument
* @author Kohsuke Kawaguchi
*/
public class C14nXmlOutput extends UTF8XmlOutput {
public C14nXmlOutput(OutputStream out, Encoded[] localNames, boolean namedAttributesAreOrdered, CharacterEscapeHandler escapeHandler) {
super(out, localNames, escapeHandler);
this.namedAttributesAreOrdered = namedAttributesAreOrdered;
for( int i=0; i otherAttributes = new FinalArrayList();
/**
* True if {@link JAXBRIContext} is created with c14n support on,
* in which case all named attributes are sorted by the marshaller
* and we won't have to do it here.
*/
private final boolean namedAttributesAreOrdered;
final class StaticAttribute implements Comparable {
Name name;
String value;
public void set(Name name, String value) {
this.name = name;
this.value = value;
}
void write() throws IOException {
C14nXmlOutput.super.attribute(name,value);
}
DynamicAttribute toDynamicAttribute() {
int nsUriIndex = name.nsUriIndex;
int prefix;
if(nsUriIndex==-1)
prefix = -1;
else
prefix = nsUriIndex2prefixIndex[nsUriIndex];
return new DynamicAttribute(
prefix, name.localName, value );
}
public int compareTo(StaticAttribute that) {
return this.name.compareTo(that.name);
}
}
final class DynamicAttribute implements Comparable {
final int prefix;
final String localName;
final String value;
public DynamicAttribute(int prefix, String localName, String value) {
this.prefix = prefix;
this.localName = localName;
this.value = value;
}
private String getURI() {
if(prefix==-1) return "";
else return nsContext.getNamespaceURI(prefix);
}
public int compareTo(DynamicAttribute that) {
int r = this.getURI().compareTo(that.getURI());
if(r!=0) return r;
return this.localName.compareTo(that.localName);
}
}
@Override
public void attribute(Name name, String value) throws IOException {
if(staticAttributes.length==len) {
// reallocate
int newLen = len*2;
StaticAttribute[] newbuf = new StaticAttribute[newLen];
System.arraycopy(staticAttributes,0,newbuf,0,len);
for(int i=len;insBuf.length)
nsBuf = new int[count];
for( int i=count-1; i>=0; i-- )
nsBuf[i] = base+i;
// do a bubble sort. Hopefully # of ns decls are small enough to justify bubble sort.
// faster algorithm is more compliated to implement
for( int i=0; i 0 ) {
// swap
int t = nsBuf[j];
nsBuf[j] = nsBuf[i];
nsBuf[i] = t;
}
}
}
// write them out
for( int i=0; i