org.apache.xmlbeans.impl.tool.SchemaCopy Maven / Gradle / Ivy
/* 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.impl.common.IOUtil;
import org.apache.xmlbeans.impl.xb.substwsdl.DefinitionsDocument;
import org.apache.xmlbeans.impl.xb.substwsdl.TImport;
import org.apache.xmlbeans.impl.xb.xsdschema.ImportDocument;
import org.apache.xmlbeans.impl.xb.xsdschema.IncludeDocument;
import org.apache.xmlbeans.impl.xb.xsdschema.SchemaDocument;
import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.Paths;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.Map;
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;
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 = Paths.get("").toAbsolutePath().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 (URI source : uriMap.keySet()) {
URI target = 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 = process.removeFirst();
URI nextTarget = result.get(nextSource);
Map nextResults = findRelativeInOne(nextSource, nextTarget);
for (URI newSource : nextResults.keySet()) {
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);
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.emptyMap();
}
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) {
for (ImportDocument.Import anImport : schema.getImportArray()) {
putNewMapping(result, source, target, anImport.getSchemaLocation());
}
for (IncludeDocument.Include include : schema.getIncludeArray()) {
putNewMapping(result, source, target, include.getSchemaLocation());
}
}
private static void putMappingsFromWsdl(Map result, URI source, URI target, DefinitionsDocument.Definitions wdoc) {
for (XmlObject type : wdoc.getTypesArray()) {
SchemaDocument.Schema[] schemas = (SchemaDocument.Schema[]) type.selectPath("declare namespace xs='http://www.w3.org/2001/XMLSchema' xs:schema");
for (SchemaDocument.Schema schema : schemas) {
putMappingsFromSchema(result, source, target, schema);
}
}
for (TImport anImport : wdoc.getImportArray()) {
putNewMapping(result, source, target, anImport.getLocation());
}
}
}
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