| /** |
| * 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.camel.component.validator.jing; |
| |
| import java.io.InputStream; |
| |
| import org.xml.sax.InputSource; |
| |
| import com.thaiopensource.relaxng.SchemaFactory; |
| import com.thaiopensource.validate.Schema; |
| import com.thaiopensource.xml.sax.Jaxp11XMLReaderCreator; |
| |
| import org.apache.camel.Component; |
| import org.apache.camel.Consumer; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.impl.DefaultEndpoint; |
| import org.apache.camel.spi.Metadata; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.apache.camel.spi.UriParam; |
| import org.apache.camel.spi.UriPath; |
| import org.apache.camel.util.ObjectHelper; |
| import org.apache.camel.util.ResourceHelper; |
| |
| /** |
| * Validates the payload of a message using RelaxNG Syntax using Jing library. |
| */ |
| @UriEndpoint(scheme = "jing", title = "Jing", syntax = "jing:resourceUri", producerOnly = true, label = "validation") |
| public class JingEndpoint extends DefaultEndpoint { |
| |
| @UriPath @Metadata(required = "true") |
| private String resourceUri; |
| @UriParam |
| private boolean compactSyntax; |
| |
| private Schema schema; |
| private SchemaFactory schemaFactory; |
| private InputSource inputSource; |
| |
| public JingEndpoint(String endpointUri, Component component) { |
| super(endpointUri, component); |
| } |
| |
| @Override |
| public Producer createProducer() throws Exception { |
| JingValidator answer = new JingValidator(this); |
| answer.setSchema(getSchema()); |
| return answer; |
| } |
| |
| @Override |
| public Consumer createConsumer(Processor processor) throws Exception { |
| throw new UnsupportedOperationException("This endpoint does not support consumer"); |
| } |
| |
| @Override |
| public boolean isSingleton() { |
| return true; |
| } |
| |
| public String getResourceUri() { |
| return resourceUri; |
| } |
| |
| /** |
| * URL to a local resource on the classpath or a full URL to a remote resource or resource on the file system which contains the schema to validate against. |
| */ |
| public void setResourceUri(String resourceUri) { |
| this.resourceUri = resourceUri; |
| } |
| |
| public boolean isCompactSyntax() { |
| return compactSyntax; |
| } |
| |
| /** |
| * Whether to validate using RelaxNG compact syntax or not. |
| * <p/> |
| * By default this is <tt>false</tt> for using RelaxNG XML Syntax (rng) |
| * And <tt>true</tt> is for using RelaxNG Compact Syntax (rnc) |
| */ |
| public void setCompactSyntax(boolean compactSyntax) { |
| this.compactSyntax = compactSyntax; |
| } |
| |
| public Schema getSchema() { |
| return schema; |
| } |
| |
| public void setSchema(Schema schema) { |
| this.schema = schema; |
| } |
| |
| public SchemaFactory getSchemaFactory() { |
| return schemaFactory; |
| } |
| |
| public void setSchemaFactory(SchemaFactory schemaFactory) { |
| this.schemaFactory = schemaFactory; |
| } |
| |
| public InputSource getInputSource() { |
| return inputSource; |
| } |
| |
| public void setInputSource(InputSource inputSource) { |
| this.inputSource = inputSource; |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| super.doStart(); |
| |
| if (inputSource == null) { |
| ObjectHelper.notEmpty(resourceUri, "resourceUri", this); |
| InputStream inputStream = ResourceHelper.resolveMandatoryResourceAsInputStream(getCamelContext(), resourceUri); |
| inputSource = new InputSource(inputStream); |
| } |
| |
| if (schemaFactory == null) { |
| schemaFactory = new SchemaFactory(); |
| schemaFactory.setCompactSyntax(compactSyntax); |
| schemaFactory.setXMLReaderCreator(new Jaxp11XMLReaderCreator()); |
| } |
| |
| if (schema == null) { |
| schema = schemaFactory.createSchema(inputSource); |
| } |
| } |
| |
| } |