Apache CXF example source code file (WSDL11Validator.java)

This example Apache CXF source code file (WSDL11Validator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Apache CXF tags/keywords

arraylist, definition, inputsource, inputsource, io, ioexception, list, list, log, logging, net, network, schemavalidator, string, string, toolcontext, toolexception, util, wsdl11validator, wsdl11validator

The Apache CXF WSDL11Validator.java source code

/**
 * 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.tools.validator.internal;

import java.io.File;
import java.io.FileFilter;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.JarURLConnection;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Enumeration;
import java.util.List;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.wsdl.Definition;
import javax.wsdl.WSDLException;

import org.w3c.dom.Document;
import org.xml.sax.InputSource;

import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.catalog.OASISCatalogManager;
import org.apache.cxf.common.classloader.ClassLoaderUtils;
import org.apache.cxf.common.i18n.Message;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.common.util.StringUtils;
import org.apache.cxf.resource.URIResolver;
import org.apache.cxf.tools.common.ToolConstants;
import org.apache.cxf.tools.common.ToolContext;
import org.apache.cxf.tools.common.ToolException;
import org.apache.cxf.tools.util.URIParserUtil;
import org.apache.cxf.tools.validator.AbstractValidator;
import org.apache.cxf.wsdl.WSDLManager;

public class WSDL11Validator extends AbstractDefinitionValidator {
    protected static final Logger LOG = LogUtils.getL7dLogger(SchemaValidator.class);
    private final List<AbstractValidator> validators = new ArrayList();

    public WSDL11Validator(final Definition definition) {
        this(definition, null);
    }

    public WSDL11Validator(final Definition definition, final ToolContext pe) {
        this(definition, pe, BusFactory.getThreadDefaultBus());
    }

    public WSDL11Validator(final Definition definition, final ToolContext pe, final Bus b) {
        super(definition, pe, b);
    }

    private Document getWSDLDoc(String wsdl) {
        LOG.log(Level.FINE, new Message("VALIDATE_WSDL", LOG, wsdl).toString());
        try {
            OASISCatalogManager catalogResolver = OASISCatalogManager.getCatalogManager(this.getBus());

            String nw = catalogResolver.resolveSystem(wsdl);
            if (nw == null) {
                nw = catalogResolver.resolveURI(wsdl);
            }
            if (nw == null) {
                nw = catalogResolver.resolvePublic(wsdl, null);
            }
            if (nw == null) {
                nw = wsdl;
            }
            return new Stax2DOM().getDocument(URIParserUtil.getAbsoluteURI(nw));
        } catch (FileNotFoundException fe) {
            LOG.log(Level.WARNING, "Cannot find the wsdl " + wsdl + "to validate");
            return null;
        } catch (Exception e) {
            throw new ToolException(e);
        }
    }
    
    public boolean isValid() throws ToolException {
        //boolean isValid = true;
        String schemaDir = getSchemaDir();
        SchemaValidator schemaValidator = null;
        String[] schemas = (String[])env.get(ToolConstants.CFG_SCHEMA_URL);
        // Tool will use the following sequence to find the schema files
        // 1.ToolConstants.CFG_SCHEMA_DIR from ToolContext
        // 2.ToolConstants.CXF_SCHEMA_DIR from System property
        // 3.If 1 and 2 is null , then load these schema files from jar file
        String wsdl = (String)env.get(ToolConstants.CFG_WSDLURL);

        Document doc = getWSDLDoc(wsdl);
        if (doc == null) {
            return true;
        }
        if (this.def == null) {
            try {
                this.def = getBus().getExtension(WSDLManager.class).getDefinition(wsdl);
            } catch (WSDLException e) {
                throw new ToolException(e);
            }
        }
        
        WSDLRefValidator wsdlRefValidator = new WSDLRefValidator(this.def, doc, getBus());
        wsdlRefValidator.setSuppressWarnings(env.optionSet(ToolConstants.CFG_SUPPRESS_WARNINGS));        
        validators.add(wsdlRefValidator);
        
        if (env.optionSet(ToolConstants.CFG_VALIDATE_WSDL)) {
            validators.add(new UniqueBodyPartsValidator(this.def));
            validators.add(new WSIBPValidator(this.def));
            validators.add(new MIMEBindingValidator(this.def));
        }

        boolean notValid = false;
        for (AbstractValidator validator : validators) {
            if (!validator.isValid()) {
                notValid = true;
                addErrorMessage(validator.getErrorMessage());                
            }
        }
        if (notValid) {
            throw new ToolException(this.getErrorMessage());            
        }

        // By default just use WsdlRefValidator
        if (!env.optionSet(ToolConstants.CFG_VALIDATE_WSDL)) {
            return true;
        }

        if (!StringUtils.isEmpty(schemaDir)) {
            schemaValidator = new SchemaValidator(schemaDir, wsdl, schemas);
        } else {
            try {
                schemaValidator = new SchemaValidator(getDefaultSchemas(), wsdl, schemas);
            } catch (IOException e) {
                throw new ToolException("Schemas can not be loaded before validating wsdl", e);
            }

        }
        if (!schemaValidator.isValid()) {
            this.addErrorMessage(schemaValidator.getErrorMessage());            
            throw new ToolException(this.getErrorMessage());

        }
        
        return true;
    }

    public String getSchemaDir() {
        String dir = "";
        if (env.get(ToolConstants.CFG_SCHEMA_DIR) == null) {
            dir = System.getProperty(ToolConstants.CXF_SCHEMA_DIR);
        } else {
            dir = (String)env.get(ToolConstants.CFG_SCHEMA_DIR);
        }
        return dir;
    }

        
    protected List<InputSource> getDefaultSchemas() throws IOException {
        List<InputSource> xsdList = new ArrayList();
        URL url = ClassLoaderUtils.getResource("/schemas/configuration/parameterized-types.xsd",
                                               this.getClass());
        if (url != null) {
            InputSource is = new InputSource(url.openStream());
            is.setSystemId(url.toString());
            xsdList.add(is);
        }
        addDefaultSchemas(ToolConstants.CXF_SCHEMAS_DIR_INJAR, xsdList);
        
        return xsdList;
    }
    private void addDefaultSchemas(String location, List<InputSource> xsdList) throws IOException {
        ClassLoader clzLoader = Thread.currentThread().getContextClassLoader();
        Enumeration<URL> urls = clzLoader.getResources(location);
        while (urls.hasMoreElements()) {
            URL url = urls.nextElement();
            //from jar files 
            if (url.toString().startsWith("jar")) {
                
                JarURLConnection jarConnection = (JarURLConnection)url.openConnection();
                
                JarFile jarFile = jarConnection.getJarFile();
                
                Enumeration<JarEntry> entry = jarFile.entries();
                
                while (entry.hasMoreElements()) {
                    JarEntry ele = (JarEntry)entry.nextElement();
                    if (ele.getName().endsWith(".xsd")
                        && ele.getName().indexOf(ToolConstants.CXF_SCHEMAS_DIR_INJAR) > -1) {
                        
                        URIResolver resolver = new URIResolver(ele.getName());
                        if (resolver.isResolved()) {
                            InputSource is = new InputSource(resolver.getInputStream());
                            // Use the resolved URI of the schema if available.
                            // The ibm jdk won't resolve the schema if we set
                            // the id to the relative path.
                            if (resolver.getURI() != null) {
                                is.setSystemId(resolver.getURI().toString());
                            } else {
                                is.setSystemId(ele.getName());
                            }
                            xsdList.add(is);
                        }
                    }
                }
                //from class path direcotry
            } else if (url.toString().startsWith("file")) {
                URI loc = null;
                try {
                    loc = url.toURI();
                } catch (URISyntaxException e) {
                    //
                }
                java.io.File file = new java.io.File(loc);
                if (file.exists()) {
                    File[] files = file.listFiles(new FileFilter() {
                            public boolean accept(File pathname) {
                                if (pathname.getAbsolutePath().endsWith(".xsd")) {
                                    return true;
                                }
                                return false;
                            }
                        });
                    for (int i = 0; i < files.length; i++) {
                        InputSource is = new InputSource(files[i].toURI().toURL().openStream());
                        is.setSystemId(files[i].toURI().toURL().toString());
                        xsdList.add(is);
                    }
                }
                
            }
        }
        
        sort(xsdList);
    }

    private void sort(List<InputSource> list) {
        Collections.sort(list, new Comparator<InputSource>() {
            public int compare(InputSource i1, InputSource i2) {
                if (i1 == null && i2 == null) {
                    return -1;
                }
                return i1.getSystemId().compareTo(i2.getSystemId());
            }
        });
    }
}