diff options
author | Zhaoxing <meng.zhaoxing1@zte.com.cn> | 2017-08-08 14:02:53 +0800 |
---|---|---|
committer | Zhaoxing <meng.zhaoxing1@zte.com.cn> | 2017-08-08 14:02:53 +0800 |
commit | c0604184b2aa8cff924ca783ec6b36f1f5988775 (patch) | |
tree | 1c70ffe1ad90c915b3382a37eb2fa80901519c7b /wso2bpel-ext/wso2bpel-core/BPEL4RESTLight | |
parent | 706fc9fed496972968fde136c3e4e10f9578a5b3 (diff) |
init code
Change-Id: Icd0948118397b256da70dfbcbbec5520dc5eafd4
Signed-off-by: Zhaoxing <meng.zhaoxing1@zte.com.cn>
Diffstat (limited to 'wso2bpel-ext/wso2bpel-core/BPEL4RESTLight')
14 files changed, 0 insertions, 1477 deletions
diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/pom.xml b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/pom.xml deleted file mode 100644 index 3f81980..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/pom.xml +++ /dev/null @@ -1,181 +0,0 @@ -<?xml version="1.0"?> -<!-- - - Copyright 2016-2017 ZTE Corporation. - - 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. - ---> -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> - <modelVersion>4.0.0</modelVersion> - - <parent> - <groupId>org.openo.common-services.common-utilities.wso2bpel-ext</groupId> - <artifactId>wso2bpel-core-parent</artifactId> - <version>1.1.0-SNAPSHOT</version> - </parent> -<!-- - <groupId>org.openo.common-services.common-utilities.wso2bpel-ext</groupId> - <version>0.0.1-SNAPSHOT</version> - --> - <artifactId>BPEL4RESTLight</artifactId> - <name>common-services-common-utilities/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight</name> - - <packaging>jar</packaging> - - <properties> - <httpclient.version>4.4.1</httpclient.version> - </properties> - -<repositories> - <repository> - <id>wso2-nexus</id> - <url>http://dist.wso2.org/maven2</url> - <releases> - <enabled>true</enabled> - </releases> - <snapshots> - <enabled>false</enabled> - </snapshots> - </repository> - </repositories> - - <build> - - <finalName>bpel4rest</finalName> - - <plugins> - <plugin> - <groupId>com.mycila</groupId> - <artifactId>license-maven-plugin</artifactId> - <configuration> - <excludes> - <excludes>**</excludes> - </excludes> - </configuration> - </plugin> - - <plugin> - <groupId>org.apache.maven.plugins</groupId> - <artifactId>maven-checkstyle-plugin</artifactId> - <inherited>false</inherited> - <configuration> - <excludes>**</excludes> - </configuration> - </plugin> - - </plugins> - </build> - - - <dependencies> - <dependency> - <groupId>commons-codec</groupId> - <artifactId>commons-codec</artifactId> - <version>1.3</version> - <scope>compile</scope> - </dependency> - <dependency> - <groupId>commons-httpclient</groupId> - <artifactId>commons-httpclient</artifactId> - <version>3.0-rc4</version> - </dependency> - <dependency> - <groupId>commons-logging</groupId> - <artifactId>commons-logging</artifactId> - <version>1.0.3</version> - </dependency> - <dependency> - <groupId>org.apache.httpcomponents</groupId> - <artifactId>httpcore</artifactId> - <version>${httpclient.version}</version> - </dependency> - <!-- - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-api</artifactId> - <version>1.3.5</version> - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-api-1.3.5-wso2v4.jar</systemPath> - </dependency> - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-obj</artifactId> - <version>1.3.5</version> - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-obj-1.3.5-wso2v4.jar</systemPath> - </dependency> - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-runtime</artifactId> - <version>1.3.5</version> - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-runtime-1.3.5-wso2v4.jar</systemPath> - </dependency> - - - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-api</artifactId> - <version>1.3.5</version> - - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-api-1.3.5-wso2v4.jar</systemPath> - - </dependency> - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-obj</artifactId> - <version>1.3.5</version> - - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-obj-1.3.5-wso2v4.jar</systemPath> - - </dependency> - <dependency> - <groupId>org.apache.ode</groupId> - <artifactId>ode-bpel-runtime</artifactId> - <version>1.3.5</version> - - <scope>system</scope> - <systemPath>${project.basedir}/libs/ode-bpel-runtime-1.3.5-wso2v4.jar</systemPath> - - </dependency> - --> - -<dependency> - <groupId>org.wso2.bpel</groupId> - <artifactId>ode-bpel-api</artifactId> - <version>1.3.5-wso2v4</version> -</dependency> - -<dependency> - <groupId>org.wso2.bpel</groupId> - <artifactId>ode-bpel-obj</artifactId> - <version>1.3.5-wso2v4</version> -</dependency> - -<dependency> - <groupId>org.wso2.bpel</groupId> - <artifactId>ode-bpel-runtime</artifactId> - <version>1.3.5-wso2v4</version> -</dependency> - - - <dependency> - <groupId>com.googlecode.json-simple</groupId> - <artifactId>json-simple</artifactId> - <version>1.1.1</version> - </dependency> - </dependencies> -</project> diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightExtensionBundle.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightExtensionBundle.java deleted file mode 100644 index 88ac53e..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightExtensionBundle.java +++ /dev/null @@ -1,48 +0,0 @@ -/** - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -/** - * Copyright 2017 ZTE Corporation. - * - * 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 de.unistuttgart.iaas.bpel.extensions.bpel4restlight; - -import org.apache.ode.bpel.runtime.extension.AbstractExtensionBundle; - - -public class Bpel4RestLightExtensionBundle extends AbstractExtensionBundle { - - public static final String NAMESPACE = "http://iaas.uni-stuttgart.de/bpel/extensions/bpel4restlight"; - - - /** {@inheritDoc} */ - @Override - public String getNamespaceURI() { - return NAMESPACE; - } - - /** {@inheritDoc} */ - @Override - public void registerExtensionActivities() { - super.registerExtensionOperation("logNodes", EPRDemoOperation.class); - super.registerExtensionOperation("PUT", Bpel4RestLightOperation.class); - super.registerExtensionOperation("GET", Bpel4RestLightOperation.class); - super.registerExtensionOperation("POST", Bpel4RestLightOperation.class); - super.registerExtensionOperation("DELETE", Bpel4RestLightOperation.class); - } -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightOperation.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightOperation.java deleted file mode 100644 index 2335f49..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/Bpel4RestLightOperation.java +++ /dev/null @@ -1,147 +0,0 @@ -package de.unistuttgart.iaas.bpel.extensions.bpel4restlight; - -import java.io.File; -import java.io.FileInputStream; -import java.io.InputStream; -import java.util.Properties; - -import org.apache.commons.logging.Log; -import org.apache.commons.logging.LogFactory; -import org.apache.ode.bpel.common.FaultException; -import org.apache.ode.bpel.runtime.extension.AbstractSyncExtensionOperation; -import org.apache.ode.bpel.runtime.extension.ExtensionContext; -import org.opentosca.bpel4restlight.rest.HighLevelRestApi; -import org.opentosca.bpel4restlight.rest.HttpMethod; -import org.opentosca.bpel4restlight.rest.HttpResponseMessage; -/** - * - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * This class provides 4 BPEL4RestLight ExtensionActivity-operations which - * correspond to the 4 typical REST-Operations GET, PUT, POST and Delete. - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -import org.w3c.dom.Element; - -import de.unistuttgart.iaas.bpel.extensions.bpel4restlight.util.Bpel4RestLightUtil; -import de.unistuttgart.iaas.bpel.util.BPELVariableInjectionUtil; -import de.unistuttgart.iaas.bpel.util.BpelUtil; - - -public class Bpel4RestLightOperation extends AbstractSyncExtensionOperation { - protected static final Log log = LogFactory.getLog(Bpel4RestLightOperation.class); - private static final String EXT_PROPERTIES = "wso2bps-ext.properties"; // extra properties setting - private static final String MSB_URL = "MSB_URL"; // http://msb:port, ext property msb url, if exist replace the request url - - - public static String wrapper = "temporary-simple-type-wrapper"; - private static String msbUrl = null; - - static { - - try { - File file = new File(EXT_PROPERTIES); - if(file.exists()) { - Properties p=new Properties(); - InputStream inputStream = new FileInputStream(file); - p.load(inputStream); - inputStream.close(); - msbUrl = p.getProperty(MSB_URL); - } - - } catch (Exception e) { - e.printStackTrace(); - } - - } - - - private void processResponseMessage(HttpResponseMessage responseMessage, ExtensionContext context, Element element) throws FaultException { - // Write responsePayload to designated variable - String responsePayloadVariableName = Bpel4RestLightUtil.getMethodAttributeValue(element, MethodAttribute.RESPONSEPAYLOADVARIABLE); - String statusCodeVariableName = Bpel4RestLightUtil.getMethodAttributeValue(element, MethodAttribute.STATUSCODEVARIABLE); - - if (responsePayloadVariableName != null && !responsePayloadVariableName.equals("")) { - BpelUtil.writeResponsePayloadToVariable(context, responseMessage.getResponseBody(), responsePayloadVariableName, Bpel4RestLightOperation.wrapper); - } - - if (statusCodeVariableName != null && !statusCodeVariableName.equals("")) { - String StatusCode = "" + responseMessage.getStatusCode(); // int can not be casted to String - - BpelUtil.writeResponsePayloadToVariable(context, StatusCode, statusCodeVariableName, Bpel4RestLightOperation.wrapper); - - } - } - - /** {@inheritDoc} */ - @Override - protected void runSync(ExtensionContext context, Element element) throws FaultException { - element = BPELVariableInjectionUtil.replaceExtensionVariables(context, element); - log.debug("LocalName of edited element: " + element.getLocalName()); - String httpMethod = element.getLocalName(); - - // Extract requestUri - String requestUri = getRequestUrl(element); - - HttpResponseMessage responseMessage = null; - String acceptHeader = Bpel4RestLightUtil.extractAcceptHeader(context, element); - String contentTypeHeader = Bpel4RestLightUtil.extractContentTypeHeader(context, element); - String requestPayload = Bpel4RestLightUtil.extractRequestPayload(context, element); - - // Execute corresponding HttpMethod via the HighLevelRestApi - switch (HttpMethod.valueOf(httpMethod)) { - - case PUT: { - responseMessage = HighLevelRestApi.Put(requestUri, requestPayload, acceptHeader, contentTypeHeader); - break; - } - - case POST: { - responseMessage = HighLevelRestApi.Post(requestUri, requestPayload, acceptHeader, contentTypeHeader); - break; - } - - case GET: { - responseMessage = HighLevelRestApi.Get(requestUri, acceptHeader, contentTypeHeader); - break; - } - - case DELETE: { - responseMessage = HighLevelRestApi.Delete(requestUri, acceptHeader, contentTypeHeader); - break; - } - } - - processResponseMessage(responseMessage, context, element); - // Bpel4RestLightOperation.wrapper = null; - } - - - /** - * getRequestUrl - * get request url from element, if exists msbUrl property, then replace the ip and port - * @param element - * @return - */ - private String getRequestUrl(Element element) { - String requestUri = Bpel4RestLightUtil.getMethodAttributeValue(element, MethodAttribute.REQUESTURI); - log.debug("original url:" + requestUri); - if(msbUrl == null || "".equals(msbUrl) || "http://msb:port".equals(msbUrl)) { - return requestUri; - } else { - requestUri = requestUri.substring(requestUri.indexOf("//") + 2); - int index = requestUri.indexOf("/"); - if(index == -1) { - - } else { - requestUri = requestUri.substring(index); - } - requestUri = msbUrl + requestUri; - log.debug("changed url:" + requestUri); - return requestUri; - } - } -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/EPRDemoOperation.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/EPRDemoOperation.java deleted file mode 100644 index fd7b4b3..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/EPRDemoOperation.java +++ /dev/null @@ -1,74 +0,0 @@ -/** - * - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * THIS CLASS IS USED FOR TEST PURPOSES! - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.bpel.extensions.bpel4restlight; - -import java.net.HttpURLConnection; -import java.net.URL; - -import org.apache.ode.bpel.common.FaultException; -import org.apache.ode.bpel.o.OPartnerLink; -import org.apache.ode.bpel.runtime.PartnerLinkInstance; -import org.apache.ode.bpel.runtime.extension.AbstractSyncExtensionOperation; -import org.apache.ode.bpel.runtime.extension.ExtensionContext; -import org.w3c.dom.Element; - -import de.unistuttgart.iaas.xml.DomXmlConverter; - - -public class EPRDemoOperation extends AbstractSyncExtensionOperation { - - /** {@inheritDoc} */ - @Override - protected void runSync(ExtensionContext context, Element element) throws FaultException { - System.out.println("bin hier"); - try { - for (OPartnerLink l : context.getInternalInstance().getProcessModel().allPartnerLinks) { - - PartnerLinkInstance pli = context.getPartnerLinkInstance(l); - - Element epr = context.getInternalInstance().fetchPartnerRoleEndpointReferenceData(pli); - System.out.println("EPR|||"); - System.out.println(DomXmlConverter.nodeToString(epr, null)); - - System.out.println(epr.getChildNodes().item(0).getChildNodes().item(1).getNodeName()); - System.out.println(epr.getChildNodes().item(0).getChildNodes().item(1).getTextContent()); - System.out.println(".."); - System.out.println(epr.getChildNodes().item(0).getChildNodes().item(1).getChildNodes().item(0).getTextContent()); - - epr.getChildNodes().item(0).getChildNodes().item(1).getChildNodes().item(0).setTextContent("http://localhost:8084/FRP/rrr"); - - System.out.println(epr.getChildNodes().item(0).getChildNodes().item(1).getChildNodes().item(0).getTextContent()); - - System.out.println(context.getDUDir().toString()); - - } - - } catch (Exception e) { - e.printStackTrace(); - } - - System.out.println("ich bin hiiiiiiiiiier!!"); - - try { - URL url = new URL("http://localhost:8084/FRP/rrr"); - - HttpURLConnection connection = (HttpURLConnection) url.openConnection(); - connection.setRequestMethod("PUT"); - - int responseCode = connection.getResponseCode(); - System.out.println(responseCode); - - } catch (Exception e) { - e.printStackTrace(); - } - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/MethodAttribute.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/MethodAttribute.java deleted file mode 100644 index ce80c16..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/MethodAttribute.java +++ /dev/null @@ -1,17 +0,0 @@ -/** - * - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * This enum is used to decouple DOM-Attribute names from their - * String-representation within a certain library (for portability issues) - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.bpel.extensions.bpel4restlight; - - -public enum MethodAttribute { - REQUESTURI, REQUESTPAYLOADVARIABLE, RESPONSEPAYLOADVARIABLE, STATUSCODEVARIABLE, ACCEPTHEADER, CONTENTTYPE; -}
\ No newline at end of file diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/util/Bpel4RestLightUtil.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/util/Bpel4RestLightUtil.java deleted file mode 100644 index 1c9d7d1..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/extensions/bpel4restlight/util/Bpel4RestLightUtil.java +++ /dev/null @@ -1,113 +0,0 @@ -/** - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.bpel.extensions.bpel4restlight.util; - -import org.apache.commons.logging.Log; -import org.apache.commons.logging.LogFactory; -import org.apache.ode.bpel.common.FaultException; -import org.apache.ode.bpel.runtime.extension.ExtensionContext; -import org.w3c.dom.Element; -import org.w3c.dom.Node; - -import de.unistuttgart.iaas.bpel.extensions.bpel4restlight.Bpel4RestLightOperation; -import de.unistuttgart.iaas.bpel.extensions.bpel4restlight.MethodAttribute; -import de.unistuttgart.iaas.xml.DomXmlConverter; - - -public class Bpel4RestLightUtil { - protected static final Log log = LogFactory.getLog(Bpel4RestLightUtil.class); - /** - * This function extracts the requestPayload specified in the passed - * element. This requestPayload is either the content contained in a special - * BPEL-Variable which is referenced by name by a special attribute of the - * passed element or the content contained in the first child node of the - * passed element - * - * @param context ExtensionContext - * @param element Element from which the requestPayload has to be extracted - * @return RequestPayload as String - * @throws FaultException - */ - public static String extractRequestPayload(ExtensionContext context, Element element) throws FaultException { - - String requestPayload = ""; - - String requestPayloadVariableName = getMethodAttributeValue(element, MethodAttribute.REQUESTPAYLOADVARIABLE); - - if (requestPayloadVariableName != null && requestPayloadVariableName != "") { - Node requestVariableNode = context.readVariable(requestPayloadVariableName); - if (requestVariableNode.getLocalName().equals("temporary-simple-type-wrapper")) { - Bpel4RestLightOperation.wrapper = "temporary-simple-type-wrapper"; - requestPayload = DomXmlConverter.nodeToString(requestVariableNode, "temporary-simple-type-wrapper"); - } else { - requestPayload = DomXmlConverter.nodeToString(requestVariableNode, null); - } - log.debug("The pure request variable as String: \n" + DomXmlConverter.nodeToString(requestVariableNode, null) + "\n"); - } - - return requestPayload; - } - - public static String extractAcceptHeader(ExtensionContext context, Element element) throws FaultException { - return getMethodAttributeValue(element, MethodAttribute.ACCEPTHEADER); - } - - public static String extractContentTypeHeader(ExtensionContext context, Element element) throws FaultException { - return getMethodAttributeValue(element, MethodAttribute.CONTENTTYPE); - } - - /** - * This function extracts special predefined attributes (see - * {@link MethodAttribute}) from a passed DOM-Element - * - * @param element Element containing the requested Attribute-Value - * @param methodAttribute Attribute whose content has to be returned - * @return Value / Content of the attribute - */ - public static String getMethodAttributeValue(Element element, MethodAttribute methodAttribute) { - - String result = ""; - - switch (methodAttribute) { - - case REQUESTURI: - result = element.getAttribute("uri"); - - if (result == null || "".equals(result)) { - result = element.getAttribute("requestUri"); - } - break; - case REQUESTPAYLOADVARIABLE: - result = element.getAttribute("request"); - - if (result == null || "".equals(result)) { - result = element.getAttribute("requestPayload"); - } - break; - case RESPONSEPAYLOADVARIABLE: - result = element.getAttribute("response"); - - if (result == null || "".equals(result)) { - result = element.getAttribute("responsePayload"); - } - break; - case STATUSCODEVARIABLE: - result = element.getAttribute("statusCode"); - break; - case ACCEPTHEADER: - result = element.getAttribute("accept"); - break; - case CONTENTTYPE: - result = element.getAttribute("contentType"); - break; - } - - return result; - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BPELVariableInjectionUtil.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BPELVariableInjectionUtil.java deleted file mode 100644 index 2298bf1..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BPELVariableInjectionUtil.java +++ /dev/null @@ -1,149 +0,0 @@ -/** - * Copyright 2011 - * - * @author Uwe Breitenbuecher - * - * This class provides some methods for BPEL-Variable-Injection - */ - package de.unistuttgart.iaas.bpel.util; - -import java.io.IOException; -import java.io.StringReader; -import java.io.StringWriter; - -import javax.xml.parsers.DocumentBuilder; -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.parsers.ParserConfigurationException; -import javax.xml.transform.OutputKeys; -import javax.xml.transform.Transformer; -import javax.xml.transform.TransformerFactory; -import javax.xml.transform.dom.DOMSource; -import javax.xml.transform.stream.StreamResult; - -import org.apache.ode.bpel.common.FaultException; -import org.apache.ode.bpel.runtime.extension.ExtensionContext; -import org.w3c.dom.Document; -import org.w3c.dom.Element; -import org.w3c.dom.Node; -import org.xml.sax.InputSource; -import org.xml.sax.SAXException; - - -public class BPELVariableInjectionUtil { - - /** - * This method serializes a Node into a String - * - * @param node - * @return String representation of the node - */ - public static String nodeToString(Node node) { - try { - - if (node != null && node.getLocalName().equals("temporary-simple-type-wrapper")) { - // this is a temporary hack for string variables and the likes, - // as you may see ODE wrappes simpletypes in wrapper-elements, - // but this isn't great here - return node.getTextContent(); - } - - // Create transformer - TransformerFactory transformerFactory = TransformerFactory.newInstance(); - Transformer transformer = transformerFactory.newTransformer(); - - // Transform Node into a String representation by regarding some - // formatting rules - StringWriter stringWriter = new StringWriter(); - transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes"); - transformer.setOutputProperty(OutputKeys.INDENT, "yes"); - transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "3"); - transformer.transform(new DOMSource(node), new StreamResult(stringWriter)); - - // Return build string - return stringWriter.toString(); - } catch (Exception e) { - e.printStackTrace(); - } - - // If any error occurs, return empty string - return ""; - } - - /** - * This method executes the BPEL-Variable-Injection. It replaces referenced - * BPEL-Variables with corresponding content - * - * @param context ExtensionContext of process - * @param element DOM-Representation of the BPEL-Code in which the - * Variable-Injection has to be done - * @return modified BPEL-Code as DOM-Representation - */ - public static Element replaceExtensionVariables(ExtensionContext context, Element element) { - - try { - String BPELCodeAsString; - - // Transform BPEL-Code (DOM-Representation) into a String - BPELCodeAsString = nodeToString(element); - - // Find and replace referenced BPEL-Variables - int startIndex = BPELCodeAsString.indexOf("$bpelvar["); - if (startIndex != -1) { - while (startIndex != -1) { - int endIndex = startIndex; - while (BPELCodeAsString.charAt(endIndex) != ']') { - endIndex++; - } - - // Extract name of referenced variable - String variableName = BPELCodeAsString.substring(startIndex + 9, endIndex); - - // Extract content of referenced variable - Node variableContent = context.readVariable(variableName); - - System.out.println("Replacing variable " + variableName + "(" + variableContent.getNamespaceURI() + " " + variableContent.getLocalName() + ") with content: \n"); - System.out.println("NodeValue(): " + variableContent.getNodeValue() + "\n"); - System.out.println("TextContent(): " + variableContent.getTextContent()); - System.out.println("The full bpel script (before change) as string: \n" + BPELCodeAsString + "\n"); - - // Replace variable-reference with corresponding content - BPELCodeAsString = BPELCodeAsString.replace("$bpelvar[" + variableName + "]", nodeToString(variableContent)); - - System.out.println("The full bpel script as string: \n" + BPELCodeAsString + "\n"); - startIndex = BPELCodeAsString.indexOf("$bpelvar["); - } - - // Transform modified code (String) into DOM-Representation - DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); - factory.setNamespaceAware(true); - DocumentBuilder builder = factory.newDocumentBuilder(); - - InputSource inputSource = new InputSource(); - inputSource.setCharacterStream(new StringReader(BPELCodeAsString)); - Document newDocument = builder.parse(inputSource); - - // Return first child (because Document root is not needed) - return (Element) newDocument.getFirstChild(); - - } else { - - // If no referenced variables are found, return original code - return element; - } - } catch (ParserConfigurationException e) { - e.printStackTrace(); - } catch (SAXException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (IOException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } catch (FaultException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } - - return null; - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BpelUtil.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BpelUtil.java deleted file mode 100644 index 33c0d54..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/bpel/util/BpelUtil.java +++ /dev/null @@ -1,102 +0,0 @@ -/** - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.bpel.util; - -import java.io.IOException; -import java.io.StringReader; - -import javax.xml.parsers.DocumentBuilder; -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.parsers.ParserConfigurationException; - -import org.apache.ode.bpel.common.FaultException; -import org.apache.ode.bpel.evar.ExternalVariableModuleException; -import org.apache.ode.bpel.o.OScope.Variable; -import org.apache.ode.bpel.runtime.extension.ExtensionContext; -import org.w3c.dom.Document; -import org.w3c.dom.Node; -import org.xml.sax.InputSource; -import org.xml.sax.SAXException; - - -public class BpelUtil { - - /** - * This function writes a passed content to a specified processVariable - * (referenced by name). The content will be converted into its - * DOM-Representation for overwriting the processVariableContent (therefore - * it has to be XML-serializable, e.g. for complex data types there have to - * be JAX-B Annotations within the corresponding Class) - * - * @param context ExtensionContext needed to access the processVariable - * @param content New content for the specified processVariable - * @param processVariableName Variable whose content has to be overwritten - * @throws FaultException - */ - public static void writeContentToBPELVariable(ExtensionContext context, Object content, String processVariableName, String wrapper) throws FaultException { - // check the node - System.out.println("The content object: " + content + "\n"); - // small hack for test - Node hackNode = null; - System.out.println("Trying to parse string to dom: " + ((String) content) + "\n"); - - if (wrapper != null) { - // a hack for simple type wrapper - content = "<" + wrapper + ">" + (String) content + "</" + wrapper + ">"; - } - try { - hackNode = stringToDom((String) content); - } catch (ParserConfigurationException e1) { - // TODO Auto-generated catch block - e1.printStackTrace(); - } catch (SAXException e1) { - // TODO Auto-generated catch block - e1.printStackTrace(); - } catch (IOException e1) { - // TODO Auto-generated catch block - e1.printStackTrace(); - } - - Variable bpelVariable = context.getVisibleVariables().get(processVariableName); - if (hackNode == null) { - System.out.println("hackNode is null! \n"); - } - if (bpelVariable == null) { - System.out.println("bpelVariable is null! \n"); - } - try { - // replaced responseAsNode to hackNode - context.writeVariable(bpelVariable, hackNode); - } catch (ExternalVariableModuleException e) { - e.printStackTrace(); - } - - } - - /** - * This function writes a String to a BPEL Variable of type XSD-String - * - * @param context ExtensionContext - * @param responsePayload ResponsePayload as String - * @param processVariableName Name of the target BPEL variable - * @throws FaultException - */ - public static void writeResponsePayloadToVariable(ExtensionContext context, Object responsePayload, String processVariableName, String wrapper) throws FaultException { - BpelUtil.writeContentToBPELVariable(context, responsePayload, processVariableName, wrapper); - } - - private static Node stringToDom(String xmlString) throws ParserConfigurationException, SAXException, IOException { - DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); - factory.setNamespaceAware(true); - DocumentBuilder builder = factory.newDocumentBuilder(); - InputSource is = new InputSource(new StringReader(xmlString)); - Document d = builder.parse(is); - return d.getFirstChild(); - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/DomXmlConverter.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/DomXmlConverter.java deleted file mode 100644 index cbce6e8..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/DomXmlConverter.java +++ /dev/null @@ -1,179 +0,0 @@ -/** - * - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.xml; - -import java.io.StringWriter; -import java.util.ArrayList; -import java.util.List; - -import javax.xml.bind.JAXBContext; -import javax.xml.bind.Marshaller; -import javax.xml.bind.annotation.XmlRootElement; -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.transform.OutputKeys; -import javax.xml.transform.Result; -import javax.xml.transform.Source; -import javax.xml.transform.Transformer; -import javax.xml.transform.TransformerFactory; -import javax.xml.transform.dom.DOMSource; -import javax.xml.transform.stream.StreamResult; - -import org.w3c.dom.Document; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; - - -public class DomXmlConverter { - - // Single instance of transformer - private static Transformer xmlTransformer; - - - /** - * Converts a Node to its String-representation - * - * @param node Node which has to be converted - * @return String representation of the passed node - */ - public static String nodeToString(Node node, String wrapperElement) { - try { - System.out.println("\n\n\n"); - System.out.println("check if node got a namespace: " + node.getNamespaceURI()); - if (wrapperElement != null) { - // this hack is need as ODE wrapps simpletypes in such elements - return node.getTextContent(); - } - - Source source = new DOMSource(node); - - StringWriter writer = new StringWriter(); - Result result = new StreamResult(writer); - - Transformer transformer = DomXmlConverter.getTransformer(); - transformer.transform(source, result); - - return writer.toString(); - } catch (Exception e) { - e.printStackTrace(); - } - return "Parsing error"; - } - - /** - * Singleton implementation of transformer access - * - * @return Transformer - * @throws Exception - */ - private static synchronized Transformer getTransformer() throws Exception { - if (DomXmlConverter.xmlTransformer == null) { - DomXmlConverter.xmlTransformer = TransformerFactory.newInstance().newTransformer(); - DomXmlConverter.xmlTransformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes"); - DomXmlConverter.xmlTransformer.setOutputProperty(OutputKeys.INDENT, "yes"); - DomXmlConverter.xmlTransformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2"); - } - return DomXmlConverter.xmlTransformer; - } - - /** - * This method converts a NodeList into a List of Strings. Each string - * represents the TextContent of each Node contained in the NodeList - * - * @param nodeList which contains the Nodes - * @return List of TextContents of each node - */ - public static List<String> convertNodeListToStringList(NodeList nodeList) { - List<String> resultList = new ArrayList<String>(); - - for (int i = 0; i < nodeList.getLength(); i++) { - resultList.add(nodeList.item(i).getTextContent()); - } - - return resultList; - } - - /** - * This method converts a NodeList into a List of Nodes - * - * @param nodeList - * @return List of Nodes - */ - public static List<Node> convertNodeListToList(NodeList nodeList) { - List<Node> resultList = new ArrayList<Node>(nodeList.getLength()); - for (int i = 0; i < nodeList.getLength(); i++) { - resultList.add(nodeList.item(i)); - } - return resultList; - } - - - /** - * Helper-Class for converting an Object into its DOM-Representation. The - * SerializingContainer is a Wrapper to enable the serialization of any - * object via JAXB. - */ - @XmlRootElement - private static class SerializingContainer { - - Object object; - - - public Object getObject() { - return this.object; - } - - public void setObject(Object object) { - this.object = object; - } - - } - - - /** - * This methods converts an Object into its DOM-Representation - * - * @param object which have to be converted - * @return DOM-Representation of the object - */ - public static Node convertObjectToDom(Object object) { - try { - - // Create new SerializingContainer and pack the object, which has to - // be serialized, into it. This has to be done, because JAXB - // only marshalls objects of classes annotated with the - // @XmlRootElement-Annotation. - SerializingContainer container = new SerializingContainer(); - container.setObject(object); - - // Create empty Document - Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument(); - - // Create JAXBContext and bind classes - Class<?>[] classesToBeBound = new Class[] {SerializingContainer.class, container.getObject().getClass()}; - JAXBContext jaxbContext = JAXBContext.newInstance(classesToBeBound, null); - - Marshaller marshaller = jaxbContext.createMarshaller(); - - // Set some properties - marshaller.setProperty(Marshaller.JAXB_FRAGMENT, Boolean.TRUE); - marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8"); - - // Marshall container into document. - marshaller.marshal(container, document); - - // Extract only the contained information in the serialized - // DOM-Representation of the SerializingContainer - return document.getFirstChild().getFirstChild(); - - } catch (Exception e) { - return null; - } - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/XPathEvaluator.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/XPathEvaluator.java deleted file mode 100644 index 0ae6b2c..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/de/unistuttgart/iaas/xml/XPathEvaluator.java +++ /dev/null @@ -1,34 +0,0 @@ -/** - * - * Copyright 2011 IAAS University of Stuttgart <br> - * <br> - * - * @author uwe.breitenbuecher@iaas.uni-stuttgart.de - * - */ -package de.unistuttgart.iaas.xml; - -import javax.xml.namespace.QName; -import javax.xml.xpath.XPath; -import javax.xml.xpath.XPathFactory; - - -public class XPathEvaluator { - - public static XPath xpath = XPathFactory.newInstance().newXPath(); - - - @SuppressWarnings("unchecked") - public static <t> t evaluate(String expression, Object source, QName returnType) { - - Object resultAsObject = null; - try { - resultAsObject = xpath.evaluate(expression, source, returnType); - - } catch (Exception e) { - e.printStackTrace(); - } - return (t) resultAsObject; - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HighLevelRestApi.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HighLevelRestApi.java deleted file mode 100644 index ec10959..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HighLevelRestApi.java +++ /dev/null @@ -1,178 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2012-2013 University of Stuttgart. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * and the Apache License 2.0 which both accompany this distribution, - * and are available at http://www.eclipse.org/legal/epl-v10.html - * and http://www.apache.org/licenses/LICENSE-2.0 - *******************************************************************************/ -/* - * Modifications Copyright 2016-2017 ZTE Corporation. - */ -/** - * This class wraps HTTP-Method functionality and thereby abstracts from low - * level code to simplify the usage. - */ -package org.opentosca.bpel4restlight.rest; - -import org.apache.commons.httpclient.HttpMethodBase; -import org.apache.commons.httpclient.NameValuePair; -import org.apache.commons.httpclient.methods.DeleteMethod; -import org.apache.commons.httpclient.methods.GetMethod; -import org.apache.commons.httpclient.methods.PostMethod; -import org.apache.commons.httpclient.methods.PutMethod; -import org.apache.commons.logging.Log; -import org.apache.commons.logging.LogFactory; -import org.apache.http.HttpHeaders; - - -public class HighLevelRestApi { - protected static final Log log = LogFactory.getLog(HighLevelRestApi.class); - /** - * This method implements the HTTP Put Method - * - * @param uri - * Resource URI - * @param requestPayload - * Content which has to be put into the Resource - * @return ResponseCode of HTTP Interaction - */ - @SuppressWarnings("deprecation") - public static HttpResponseMessage Put(String uri, String requestPayload, String acceptHeaderValue, String contentTypeHeader) { - - PutMethod method = new PutMethod(uri); - // requestPayload = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + - // requestPayload; - - HighLevelRestApi.setHeader(method, acceptHeaderValue, contentTypeHeader); - method.setRequestBody(requestPayload); - - HttpResponseMessage responseMessage = LowLevelRestApi.executeHttpMethod(method); - - // kill <?xml... in front of response - HighLevelRestApi.cleanResponseBody(responseMessage); - - return responseMessage; - } - - /** - * This method implements the HTTP Post Method - * - * @param uri - * Resource URI - * @param requestPayload - * Content which has to be posted into the Resource - * @return ResponseCode of HTTP Interaction - */ - @SuppressWarnings("deprecation") - public static HttpResponseMessage Post(String uri, String requestPayload, String acceptHeaderValue, String contentTypeHeader) { - - PostMethod method = null; - if (uri.contains("?")) { - log.debug("Found query trying to split"); - String[] split = uri.split("\\?"); - log.debug("Raw URI part: " + split[0]); - log.debug("Raw Query part: " + split[1]); - method = new PostMethod(split[0]); - method.setQueryString(HighLevelRestApi.createNameValuePairArrayFromQuery(split[1])); - } else { - method = new PostMethod(uri); - ; - } - method.setRequestBody(requestPayload); - HighLevelRestApi.setHeader(method, acceptHeaderValue, contentTypeHeader); - HttpResponseMessage responseMessage = LowLevelRestApi.executeHttpMethod(method); - HighLevelRestApi.cleanResponseBody(responseMessage); - return responseMessage; - } - - /** - * This method implements the HTTP Get Method - * - * @param uri - * Resource URI - * @return Content represented by the Resource URI - */ - public static HttpResponseMessage Get(String uri, String acceptHeaderValue, String contentTypeHeader) { - log.debug("Setting URI to: \n"); - log.debug(uri); - GetMethod method = null; - if (uri.contains("?")) { - log.debug("Found query trying to split"); - String[] split = uri.split("\\?"); - log.debug("Raw URI part: " + split[0]); - log.debug("Raw Query part: " + split[1]); - - method = new GetMethod(split[0]); - method.setQueryString(HighLevelRestApi.createNameValuePairArrayFromQuery(split[1])); - } else { - method = new GetMethod(uri); - } - HighLevelRestApi.setHeader(method, acceptHeaderValue, contentTypeHeader); - HttpResponseMessage responseMessage = LowLevelRestApi.executeHttpMethod(method); - HighLevelRestApi.cleanResponseBody(responseMessage); - return responseMessage; - } - - private static NameValuePair[] createNameValuePairArrayFromQuery(String query) { - // example: - // csarID=Moodle.csar&serviceTemplateID={http://www.example.com/tosca/ServiceTemplates/Moodle}Moodle&nodeTemplateID={http://www.example.com/tosca/ServiceTemplates/Moodle}VmApache - log.debug("Splitting query: " + query); - String[] pairs = query.trim().split("&"); - NameValuePair[] nameValuePairArray = new NameValuePair[pairs.length]; - int count = 0; - for (String pair : pairs) { - log.debug("Splitting query pair: " + pair); - String[] keyValue = pair.split("="); - NameValuePair nameValuePair = new NameValuePair(); - log.debug("Key: " + keyValue[0] + " Value: " + keyValue[1]); - nameValuePair.setName(keyValue[0]); - nameValuePair.setValue(keyValue[1]); - nameValuePairArray[count] = nameValuePair; - count++; - } - return nameValuePairArray; - } - - /** - * This method implements the HTTP Delete Method - * - * @param uri - * Resource URI - * @return ResponseCode of HTTP Interaction - */ - public static HttpResponseMessage Delete(String uri, String acceptHeaderValue, String contentTypeHeader) { - - DeleteMethod method = new DeleteMethod(uri); - HighLevelRestApi.setHeader(method, acceptHeaderValue, contentTypeHeader); - HttpResponseMessage responseMessage = LowLevelRestApi.executeHttpMethod(method); - HighLevelRestApi.cleanResponseBody(responseMessage); - return responseMessage; - } - - private static void setHeader(HttpMethodBase method, String accept, String contentType) { - if (!"".equals(accept)) { - method.setRequestHeader(HttpHeaders.ACCEPT, accept); - } else { - method.setRequestHeader(HttpHeaders.ACCEPT, "application/xml"); - } - - if (contentType != null && !"".equals(contentType)) { - method.setRequestHeader(HttpHeaders.CONTENT_TYPE, contentType); - } else { -// method.setRequestHeader("Accept", accept); - } - - } - - private static void cleanResponseBody(HttpResponseMessage responseMessage) { - log.debug("ResponseBody: \n"); - if (responseMessage != null && responseMessage.getResponseBody() != null) { - log.debug(responseMessage.getResponseBody()); - String temp = responseMessage.getResponseBody() - .replace("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>", ""); - responseMessage.setResponseBody(temp); - } - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpMethod.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpMethod.java deleted file mode 100644 index 209cca3..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpMethod.java +++ /dev/null @@ -1,20 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2012-2013 University of Stuttgart. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * and the Apache License 2.0 which both accompany this distribution, - * and are available at http://www.eclipse.org/legal/epl-v10.html - * and http://www.apache.org/licenses/LICENSE-2.0 - *******************************************************************************/ -/* - * Modifications Copyright 2016-2017 ZTE Corporation. - */ -/** - * This enum is intended to simplify identifying different HTTP-methods - */ -package org.opentosca.bpel4restlight.rest; - - -public enum HttpMethod { - PUT, POST, GET, DELETE -}
\ No newline at end of file diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpResponseMessage.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpResponseMessage.java deleted file mode 100644 index 07198d8..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/HttpResponseMessage.java +++ /dev/null @@ -1,53 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2012-2013 University of Stuttgart. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * and the Apache License 2.0 which both accompany this distribution, - * and are available at http://www.eclipse.org/legal/epl-v10.html - * and http://www.apache.org/licenses/LICENSE-2.0 - *******************************************************************************/ -/* - * Modifications Copyright 2016-2017 ZTE Corporation. - */ -/** - * This enum is intended to simplify identifying different HTTP-methods - */ -package org.opentosca.bpel4restlight.rest; - -/** - */ -public class HttpResponseMessage { - - private int statusCode; - private String responseBody; - - - /** - * @return the statusCode - */ - public int getStatusCode() { - return this.statusCode; - } - - /** - * @param statusCode the statusCode to set - */ - protected void setStatusCode(int statusCode) { - this.statusCode = statusCode; - } - - /** - * @return the responseBody - */ - public String getResponseBody() { - return this.responseBody; - } - - /** - * @param responseBody the responseBody to set - */ - protected void setResponseBody(String responseBody) { - this.responseBody = responseBody; - } - -} diff --git a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/LowLevelRestApi.java b/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/LowLevelRestApi.java deleted file mode 100644 index c522ca9..0000000 --- a/wso2bpel-ext/wso2bpel-core/BPEL4RESTLight/src/main/java/org/opentosca/bpel4restlight/rest/LowLevelRestApi.java +++ /dev/null @@ -1,182 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2012-2013 University of Stuttgart. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * and the Apache License 2.0 which both accompany this distribution, - * and are available at http://www.eclipse.org/legal/epl-v10.html - * and http://www.apache.org/licenses/LICENSE-2.0 - *******************************************************************************/ -/* - * Modifications Copyright 2016-2017 ZTE Corporation. - */ - /** - * This static-class eases HTTP-method execution by self-managed fault-handling - * and automated Response-information processing - */ -package org.opentosca.bpel4restlight.rest; - -import java.io.IOException; -import java.util.Map; -import java.util.Set; - -import org.apache.commons.httpclient.Header; -import org.apache.commons.httpclient.HttpClient; -import org.apache.commons.httpclient.HttpMethod; -import org.apache.commons.logging.Log; -import org.apache.commons.logging.LogFactory; -import org.json.simple.JSONArray; -import org.json.simple.JSONObject; -import org.json.simple.parser.JSONParser; -import org.json.simple.parser.ParseException; - - -public class LowLevelRestApi { - - protected static final Log log = LogFactory.getLog(LowLevelRestApi.class); - // Local HttpClient used for every communication (Singleton implementation) -// private static HttpClient httpClient = new HttpClient(); - - /** - * Executes a passed HttpMethod (Method type is either PUT, POST, GET or - * DELETE) and returns a HttpResponseMessage - * - * @param method Method to execute - * @return HttpResponseMessage which contains all information about the - * execution - */ - public static HttpResponseMessage executeHttpMethod(HttpMethod method) { - - HttpResponseMessage responseMessage = null; - - try { - log.debug("Method invocation on URI: \n"); - log.debug(method.getURI().toString()); - - // Execute Request - HttpClient httpClient = new HttpClient(); - httpClient.executeMethod(method); - responseMessage = LowLevelRestApi.extractResponseInformation(method); - - } catch (Exception e) { - log.error("call rest error:", e); - } finally { - // Release Connection anyway - method.releaseConnection(); - } - - // Extract response information and return - return responseMessage; - } - - /** - * Extracts the response information from an executed HttpMethod - * - * @param method Executed Method - * @return Packaged response information - */ - private static HttpResponseMessage extractResponseInformation(HttpMethod method) { - // Create and return HttpResponseMethod - HttpResponseMessage responseMessage = new HttpResponseMessage(); - responseMessage.setStatusCode(method.getStatusCode()); - try { - responseMessage.setResponseBody(getResponseBody(method)); - } catch (Exception e) { - log.error(e); - } - return responseMessage; - - } - - /** - * getResponseBody - * - * get response body info, if response body is a json object, then translate json object to xml - * if the rest request failed, i.e. the response body is a 404 error page, then response the body with header <root> - * @param method - * @return - * @throws ParseException - */ - private static String getResponseBody(HttpMethod method) throws ParseException - { - String result = null; - try { - result = method.getResponseBodyAsString(); - log.debug("result:"); - log.debug(result); - } catch (IOException e) { - log.error(e); - } - - Header header = method.getRequestHeader("Accept"); - if ("application/json".equals(header.getValue())) { - StringBuilder sb = new StringBuilder(); - sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>"); - sb.append("<root>"); - if(result != null && !"".equals(result)) { - /** - if(result.startsWith("<html>")) { - sb.append("<![CDATA["); - sb.append(result); - sb.append("]]>"); - } else { - Object json = new JSONParser().parse(result); - json2Xml(sb, "obj", json); - } - */ - - try { - Object json = new JSONParser().parse(result); - json2Xml(sb, "obj", json); - } catch (Exception e) { - log.error(e); - sb.append("<![CDATA["); - sb.append(result); - sb.append("]]>"); - } - } - sb.append("</root>"); - - log.debug("responseBody:"); - log.debug(sb.toString()); - return sb.toString(); - } - return result; - } - - - @SuppressWarnings("unchecked") - public static void json2Xml(StringBuilder sb, String key, Object jsonObject) { - if(jsonObject == null) { - sb.append("<error>empty</error>"); - return; - } - - if(jsonObject instanceof JSONArray) { - JSONArray array = (JSONArray) jsonObject; - sb.append("<").append(key).append("s").append(">"); - for(int i=0, len=array.size(); i<len; i++) { - json2Xml(sb, key, array.get(i)); - } - sb.append("</").append(key).append("s").append(">"); - - return; - } else if(jsonObject instanceof JSONObject) { - sb.append("<").append(key).append(">"); - JSONObject json = (JSONObject) jsonObject; - for(Map.Entry<String, Object> entry : (Set<Map.Entry<String, Object>>)json.entrySet()) { - json2Xml(sb, entry.getKey(), entry.getValue()); - } - sb.append("</").append(key).append(">"); - return; - } else { - sb.append("<").append(key).append(">"); - sb.append("<![CDATA["); - sb.append(jsonObject.toString()); - sb.append("]]>"); - sb.append("</").append(key).append(">"); - - return; - } - } - -} |