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/* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.xmlbeans.impl.tool;
import org.apache.xmlbeans.XmlObject;
import org.apache.xmlbeans.XmlOptions;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.impl.common.IOUtil;
import org.apache.xmlbeans.impl.xb.substwsdl.DefinitionsDocument;
import org.apache.xmlbeans.impl.xb.substwsdl.TImport;
import java.net.URI;
import java.net.URL;
import java.net.URISyntaxException;
import java.util.Map;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.Collections;
import java.util.Iterator;
import java.io.File;
import org.apache.xmlbeans.impl.xb.xsdschema.SchemaDocument;
import org.apache.xmlbeans.impl.xb.xsdschema.ImportDocument;
import org.apache.xmlbeans.impl.xb.xsdschema.IncludeDocument;
public class SchemaCopy
{
public static void printUsage()
{
System.out.println("Copies the XML schema at the specified URL to the specified file.");
System.out.println("Usage: scopy sourceurl [targetfile]");
System.out.println(" sourceurl - The URL at which the schema is located.");
System.out.println(" targetfile - The file to which the schema should be copied.");
System.out.println();
}
public static void main(String[] args)
{
if (args.length < 1 || args.length > 2)
{
printUsage();
return;
}
URI source = null;
URI target = null;
try
{
if(args[0].compareToIgnoreCase("-usage") == 0){
printUsage();
return;
}
source = new URI(args[0]);
source.toURL(); // to trigger exception
}
catch (Exception e)
{
System.err.println("Badly formed URL " + source);
return;
}
if (args.length < 2)
{
try
{
URI dir = new File(".").getCanonicalFile().toURI();
String lastPart = source.getPath();
lastPart = lastPart.substring(lastPart.lastIndexOf('/') + 1);
target = CodeGenUtil.resolve(dir, URI.create(lastPart));
}
catch (Exception e)
{
System.err.println("Cannot canonicalize current directory");
return;
}
}
else
{
try
{
target = new URI(args[1]);
if (!target.isAbsolute())
target = null;
else if (!target.getScheme().equals("file"))
target = null;
}
catch (Exception e)
{
target = null;
}
if (target == null)
{
try
{
target = new File(target).getCanonicalFile().toURI();
}
catch (Exception e)
{
System.err.println("Cannot canonicalize current directory");
return;
}
}
}
Map thingsToCopy = findAllRelative(source, target);
copyAll(thingsToCopy, true);
}
private static void copyAll(Map uriMap, boolean stdout)
{
for (Iterator i = uriMap.keySet().iterator(); i.hasNext(); )
{
URI source = (URI)i.next();
URI target = (URI)uriMap.get(source);
try
{
IOUtil.copyCompletely(source, target);
}
catch (Exception e)
{
if (stdout)
System.out.println("Could not copy " + source + " -> " + target);
continue;
}
if (stdout)
System.out.println("Copied " + source + " -> " + target);
}
}
/**
* Copies the schema or wsdl at the source URI to the target URI, along
* with any relative references. The target URI should be a file URI.
* If doCopy is false, the file copies are not actually done; the map
* returned just describes the copies that would have been done.
*
* @param source an arbitrary URI describing a source Schema or WSDL
* @param target a file URI describing a target filename
* @return a map of all the source/target URIs needed to copy
* the file along with all its relative referents.
*/
public static Map findAllRelative(URI source, URI target)
{
Map result = new LinkedHashMap();
result.put(source, target);
LinkedList process = new LinkedList();
process.add(source);
while (!process.isEmpty())
{
URI nextSource = (URI)process.removeFirst();
URI nextTarget = (URI)result.get(nextSource);
Map nextResults = findRelativeInOne(nextSource, nextTarget);
for (Iterator i = nextResults.keySet().iterator(); i.hasNext(); )
{
URI newSource = (URI)i.next();
if (result.containsKey(newSource))
continue;
result.put(newSource, nextResults.get(newSource));
process.add(newSource);
}
}
return result;
}
private static final XmlOptions loadOptions = new XmlOptions().
setLoadSubstituteNamespaces(Collections.singletonMap(
"http://schemas.xmlsoap.org/wsdl/", "http://www.apache.org/internal/xmlbeans/wsdlsubst"
));
private static Map findRelativeInOne(URI source, URI target)
{
try
{
URL sourceURL = source.toURL();
XmlObject xobj = XmlObject.Factory.parse(sourceURL, loadOptions);
XmlCursor xcur = xobj.newCursor();
xcur.toFirstChild();
Map result = new LinkedHashMap();
if (xobj instanceof SchemaDocument)
putMappingsFromSchema(result, source, target, ((SchemaDocument)xobj).getSchema());
else if (xobj instanceof DefinitionsDocument)
putMappingsFromWsdl(result, source, target, ((DefinitionsDocument)xobj).getDefinitions());
return result;
}
catch (Exception e)
{
// any exceptions parsing the given URL? Then skip this file silently
}
return Collections.EMPTY_MAP;
}
private static void putNewMapping(Map result, URI origSource, URI origTarget, String literalURI)
{
try
{
if (literalURI == null)
return;
URI newRelative = new URI(literalURI);
if (newRelative.isAbsolute())
return;
URI newSource = CodeGenUtil.resolve(origSource, newRelative);
URI newTarget = CodeGenUtil.resolve(origTarget, newRelative);
result.put(newSource, newTarget);
}
catch (URISyntaxException e)
{
// uri syntax problem? do nothing silently.
}
}
private static void putMappingsFromSchema(Map result, URI source, URI target, SchemaDocument.Schema schema)
{
ImportDocument.Import[] imports = schema.getImportArray();
for (int i = 0; i < imports.length; i++)
putNewMapping(result, source, target, imports[i].getSchemaLocation());
IncludeDocument.Include[] includes = schema.getIncludeArray();
for (int i = 0; i < includes.length; i++)
putNewMapping(result, source, target, includes[i].getSchemaLocation());
}
private static void putMappingsFromWsdl(Map result, URI source, URI target, DefinitionsDocument.Definitions wdoc)
{
XmlObject[] types = wdoc.getTypesArray();
for (int i = 0; i < types.length; i++)
{
SchemaDocument.Schema[] schemas = (SchemaDocument.Schema[])types[i].selectPath("declare namespace xs='http://www.w3.org/2001/XMLSchema' xs:schema");
for (int j = 0; j < schemas.length; j++)
putMappingsFromSchema(result, source, target, schemas[j]);
}
TImport[] imports = wdoc.getImportArray();
for (int i = 0; i < imports.length; i++)
putNewMapping(result, source, target, imports[i].getLocation());
}
}
